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WO2014054153A1 - Vehicle-mounted information processing device - Google Patents

Vehicle-mounted information processing device Download PDF

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Publication number
WO2014054153A1
WO2014054153A1 PCT/JP2012/075795 JP2012075795W WO2014054153A1 WO 2014054153 A1 WO2014054153 A1 WO 2014054153A1 JP 2012075795 W JP2012075795 W JP 2012075795W WO 2014054153 A1 WO2014054153 A1 WO 2014054153A1
Authority
WO
WIPO (PCT)
Prior art keywords
vehicle
information
driver
passenger
processing apparatus
Prior art date
Application number
PCT/JP2012/075795
Other languages
French (fr)
Japanese (ja)
Inventor
下谷 光生
秀彦 大木
御厨 誠
Original Assignee
三菱電機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to PCT/JP2012/075795 priority Critical patent/WO2014054153A1/en
Priority to JP2014539540A priority patent/JP5885853B2/en
Publication of WO2014054153A1 publication Critical patent/WO2014054153A1/en

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Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/16Anti-collision systems
    • G08G1/161Decentralised systems, e.g. inter-vehicle communication
    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/16Anti-collision systems
    • G08G1/166Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes
    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/16Anti-collision systems
    • G08G1/167Driving aids for lane monitoring, lane changing, e.g. blind spot detection

Definitions

  • the present invention relates to an in-vehicle information processing apparatus that alerts a driver of another vehicle by transmitting own vehicle information indicating a state in the own vehicle to the other vehicle.
  • Patent Document 1 by providing information (static information) unique to the driver of the host vehicle to the other vehicle, there is a certain alerting effect on the other vehicle.
  • a driver's task increases in a state where an in-vehicle device existing in a vehicle is being operated or a H / F (hands-free) call is in progress.
  • the time required for recognition and judgment during driving tends to be longer.
  • the vehicle driven by the driver may correspond to a vehicle to which attention should be paid.
  • Patent Document 1 information indicating the current activity state of the driver of the host vehicle is not transmitted to other vehicles, and it cannot be said that sufficient information for alerting other vehicles is provided. It was.
  • the present invention has been made to solve these problems, and it is an object of the present invention to provide an in-vehicle information processing apparatus capable of providing sufficient information on alerting other vehicles.
  • an in-vehicle information processing apparatus includes an in-vehicle state acquisition unit that acquires a state of a driver, a passenger, or a vehicle in the own vehicle, and an in-vehicle state acquisition unit.
  • the communication unit that transmits the vehicle information to another vehicle by communication and the transmission permission / non-permission to determine whether the vehicle information is transmitted to the other vehicle
  • a determination unit and a control unit that controls transmission of own vehicle information by the communication unit based on the determination result of the transmission permission / inhibition determination unit.
  • an in-vehicle state acquisition unit that acquires the state of a driver, a passenger, or a vehicle in the own vehicle, and the state in the own vehicle detected by the in-vehicle state acquisition unit Based on the determination results of the communication unit that transmits the host vehicle information to another vehicle by communication, the transmission propriety determination unit that determines whether to transmit the host vehicle information to the other vehicle, and the transmission propriety determination unit
  • the communication unit since the communication unit includes a control unit that controls transmission of the host vehicle information, it is possible to provide sufficient information on alerting other vehicles.
  • FIG. 1 is a diagram illustrating an application example of the in-vehicle information processing apparatuses 100 and 200 according to the first embodiment.
  • the vehicle A and the vehicle B are traveling in the same direction, and the vehicle C is traveling in the oncoming lane.
  • the vehicle information processing apparatus 100 is mounted on the vehicle A
  • the vehicle information processing apparatus 200 is mounted on the vehicle B, so that the vehicle A and the vehicle B can communicate with each other by inter-vehicle communication.
  • the in-vehicle information processing apparatus 100 will be described as a transmission-side apparatus that transmits information to the vehicle B.
  • the in-vehicle information processing apparatus 200 will be described as a receiving-side apparatus that receives information transmitted from the vehicle A.
  • FIG. 2 is a block diagram illustrating an example of the configuration of the in-vehicle information processing apparatus 100.
  • the host vehicle is described as vehicle A and the other vehicle is described as vehicle B.
  • the in-vehicle information processing apparatus 100 includes an in-vehicle state detection unit 101, a communication unit 102, a GUI (GraphicalGraphUser) Interface) unit 103, a driver dynamic state detection unit 104, and a transmission availability determination unit. 105, a map DB (Data Base) 106, a position detection unit 107, a driver static information acquisition unit 108, and a control unit 109.
  • the in-vehicle state detection unit 101 is connected to the in-vehicle detection sensor 110 and detects the state in the vehicle A based on the detection result by the in-vehicle detection sensor 110. For example, the presence or absence of the passenger, the state of the passenger, Detect vehicle status.
  • the in-vehicle detection sensor 110 for example, a camera that is an image sensor, a pressure sensor provided in each seat to detect whether or not a passenger is sitting in the seat, a microphone that acquires sound in the vehicle A, and the like. is there.
  • the passenger means a person existing in the vehicle other than the driver, and the passenger means an object including a load or an animal (pet) existing in the vehicle. It shall be said.
  • information indicating the current activity state of the passenger in the vehicle A is used as passenger dynamic information, and information unique to the passenger is included in the vehicle.
  • the information indicating the loading state of the load that is the same vehicle is the loading information
  • the information indicating the current activity state of the pet that is the vehicle is the pet information.
  • Passenger dynamic information, passenger static information, load information, or pet information detected by the in-vehicle state detection unit 101 can be included in the host vehicle information and transmitted to the vehicle B by the communication unit 202.
  • the communication unit 102 performs inter-vehicle communication with the vehicle B, and transmits own vehicle information to the vehicle B.
  • the host vehicle information is a driver, a passenger, or the same in the vehicle A detected by the in-vehicle state detection unit 101, the driver dynamic state detection unit 104, and the driver static information acquisition unit 108. It is information indicating the state of the vehicle, and is information including all of the information related to the vehicle A.
  • the communication means may be any means such as a wireless LAN (Local Area Network), UWB (Ultra Wide Band), or optical communication.
  • the GUI unit 103 is connected to the touch panel 111 and the liquid crystal monitor 112.
  • the GUI unit 103 inputs the driver operation information acquired via the touch panel 111 to the control unit 109. Further, the display information input from the control unit 109 is output to the liquid crystal monitor 112.
  • the driver dynamic state detection unit 104 detects the current activity state of the driver of the vehicle A. Information indicating the current activity state of the driver detected by the driver dynamic state detection unit 104 is used as the driver dynamic information, and the driver dynamic information is included in the own vehicle information, and the communication unit 102 uses the vehicle B. Can be sent to.
  • the transmission permission / inhibition determination unit 105 determines whether or not to transmit the own vehicle information to the vehicle B (another vehicle).
  • the map DB 106 stores map data.
  • the position detection unit 107 is connected to a GPS (Global Positioning System) 113 and a vehicle speed pulse 114.
  • the position detection unit 107 detects the position of the host vehicle based on information acquired by the GPS 113 and the vehicle speed pulse 114.
  • the driver static information acquisition unit 108 acquires driver static information that is information unique to the driver of the vehicle A.
  • Examples of the driver static information include information related to driver sign display (information such as beginners and elderly people), driver's license information, or accident history information.
  • the driver static information acquired by the driver static information acquisition unit 108 can be included in the host vehicle information and transmitted to the vehicle B by the communication unit 102.
  • the control unit 109 controls each component of the in-vehicle information processing apparatus 100.
  • the H / F (Hands-Free) device 115 is a device for performing an H / F call (hands-free call), and is connected to the control unit 109.
  • the AV (Audio Visual) device 116 is a device for reproducing audio or video such as radio or music, and is connected to the control unit 109.
  • the in-vehicle state detection unit 101, the driver dynamic state detection unit 104, and the driver static information acquisition unit 108 are the states of the driver, the passenger, or the vehicle in the own vehicle.
  • the current activity state of the host vehicle (vehicle A) including the driver dynamic information and the passenger dynamic information is collectively referred to as in-vehicle dynamic information.
  • the static state in the own vehicle (vehicle A) including the driver static information and the passenger static information is collectively referred to as the in-vehicle static information.
  • driver's current activity state (driver's dynamic state) detected by the driver dynamic state detection unit 104 will be described.
  • the driver's activity status is roughly divided into three categories.
  • the first driver's activity state is an operation state of in-vehicle devices (H / F device 115 and AV device 116 in FIG. 2) present in the own vehicle that can be operated by the driver of the own vehicle. That is.
  • the driver dynamic state detection unit 104 detects the operation state of the in-vehicle device.
  • the operation state of the in-vehicle device will be exemplified.
  • An example of the operation state of the in-vehicle device is that the in-vehicle device is being operated.
  • a signal indicating that the H / F device 115 or the AV device 116 is being operated is sent from the H / F device 115 or the AV device 116 to the driver dynamic state detection unit 104 via the control unit 109. Entered.
  • the driver dynamic state detection unit 104 detects that the H / F device 115 or the AV device 116 is in operation by detecting a signal indicating that the operation is in progress.
  • the operation state of the in-vehicle device is that the in-vehicle device and the mobile communication terminal are in a connected state.
  • the car navigation device receives information operated by the mobile communication terminal, so that the operation status of the mobile communication terminal on the car navigation device side Can be grasped.
  • the driver dynamic state detection unit 104 detects a signal indicating that the mobile communication terminal is being operated, it is understood that the mobile communication terminal is being operated.
  • the car navigation device and the mobile communication terminal may be connected by wire (for example, USB (Universal Serial Bus)) or wirelessly (for example, Bluetooth (registered trademark), wireless LAN).
  • the driver dynamic state detection unit 104 detects a signal indicating that a hands-free call is being made or a call is being made. By doing so, it is understood that a hands-free call or a call is being made.
  • the second driver activity state is a state in which in-vehicle equipment is presenting information to the driver of the vehicle.
  • the information presented here refers to new information other than information that is constantly presented. Specifically, when route guidance to a destination is given, there are guidance information presented at the time of turning left and right, traffic jam information presented at the time of traffic jams / accidents, and the like.
  • the driver dynamic state detection unit 104 detects that the in-vehicle device has presented information.
  • the presentation state of information by the in-vehicle device will be exemplified.
  • An example of the information presentation state is that the in-vehicle device is outputting music at a predetermined volume or higher.
  • the AV apparatus 116 is outputting music
  • a signal indicating that the sound volume has been operated higher than a predetermined value is input to the driver dynamic state detection unit 104.
  • the driver dynamic state detection unit 104 detects the signal indicating that the operation has been performed, whereby it can be understood that the AV device 116 is outputting music at a predetermined volume or higher.
  • the in-vehicle device is informing the incoming call.
  • the driver dynamic state detection unit 104 detects that the H / F device 115 has received an incoming call from the outside and has notified it by detecting a signal indicating that the incoming call has been received.
  • the information presentation state is a state where information acquired from the outside is presented to the driver.
  • the driver dynamic state detection unit 104 detects that the information has been acquired from the outside, thereby acquiring the information from the outside. It can be seen that it is presented to the driver.
  • the information presentation state is a state in which the driver is checking the information presented on the in-vehicle device.
  • the driver dynamic state detection unit 104 acquires (detects) information indicating that a series of operation sequences (operation sequences to be performed for confirmation) in the in-vehicle device is not completed, so that the driver can It can be seen that the information presented to the internal device is being checked.
  • the third driver's activity state is the driving history of the driver on the current day or the planned driving state.
  • the state such as the driving time after the start of driving and the distance from the current position to the destination can be mentioned.
  • the driver's fatigue level can be grasped from the driver's continuous running time.
  • the driver's attention may be reduced particularly immediately after the start of driving after a sleep break.
  • the driver's attention may be distracted by the driver looking around the area.
  • the driver dynamic state detection unit 104 detects the state of the driver by acquiring information related to the driving history or driving schedule of the day from the navigation device.
  • FIG. 3 is a block diagram showing an example of the configuration of the in-vehicle information processing apparatus 200.
  • the host vehicle is described as vehicle B and the other vehicle is described as vehicle A.
  • the in-vehicle information processing apparatus 200 includes an other vehicle position detection unit 201, a communication unit 202, a GUI unit 203, an attention level calculation unit 204, a map DB 205, and an in-vehicle sensor I / F (interface). ) Unit 206 and control unit 207.
  • the other vehicle position detection unit 201 is connected to the ultrasonic sensor 208 and the image sensor 209.
  • the other vehicle position detection unit 201 detects the relative position of the vehicle A (other vehicle) existing around the vehicle B (own vehicle) based on the detection result by the ultrasonic sensor 208 or the image sensor 209.
  • An example of the image sensor 209 is a camera.
  • the communication unit 202 performs inter-vehicle communication with the vehicle A and acquires other vehicle information from the vehicle A.
  • the other vehicle information is information including all of the information related to the other vehicle (vehicle A).
  • the communication means may be any means such as wireless LAN, UWB, or optical communication.
  • the GUI unit 203 is connected to the touch panel 210, the liquid crystal monitor 211, and the speaker 212.
  • the GUI unit 203 inputs driver operation information acquired via the touch panel 210 to the control unit 207.
  • display information input from the control unit 207 is output to the liquid crystal monitor 211, and audio information input from the control unit 207 is output to the speaker 212.
  • the attention level calculation unit 204 calculates the attention level for the vehicle A based on the other vehicle information acquired from the vehicle A via the communication unit 202.
  • the attention level refers to the degree to which the driver of the vehicle B should pay attention to the vehicle A (the degree to which attention is paid).
  • the attention level calculation unit 204 has at least two attentions (two stages) or more. A level is calculated.
  • the map DB 205 stores map data.
  • the in-vehicle sensor I / F unit 206 is connected to the GPS 213, the vehicle speed pulse 214, the gyro sensor 215, the vehicle control device 216, the engine control device 217, the body system control device 218, and the like via the in-vehicle LAN 219.
  • the control unit 207 can receive and instruct various information via the in-vehicle LAN 219 and the in-vehicle sensor I / F unit 206.
  • control unit 207 Information acquired by each of the GPS 213, the vehicle speed pulse 214, and the gyro sensor 215 is input to the control unit 207 via the in-vehicle sensor I / F unit 206, and the position of the host vehicle is detected by the control unit 207. That is, the control unit 207 has a function of detecting the own vehicle position.
  • the vehicle control device 216 inputs an operation by the driver from a brake pedal, an accelerator pedal, or a steering wheel, and controls the traveling of the host vehicle. For example, the speed of the host vehicle is controlled by controlling the engine speed, the brake system, etc., or the traveling direction of the host vehicle is controlled by controlling the attitude of the shaft. It also controls semi-automatic driving functions such as auto cruise.
  • the engine control device 217 performs fuel control and ignition timing control.
  • the body system control device 218 controls operations that are not directly related to traveling in the host vehicle. For example, it controls wiper driving, lighting information transmission, blinker lighting, door opening and closing, window opening and closing.
  • the control unit 207 controls each component of the in-vehicle information processing apparatus 200.
  • FIG. 4 is a flowchart showing an example of the operation of the in-vehicle information processing apparatus 100.
  • step S41 the control unit 109 detects the current position of the vehicle A, which is the host vehicle, based on the information acquired by the GPS 113 and the vehicle speed pulse 114.
  • the control unit 109 generates image data for displaying the own vehicle position (the position of the vehicle A) on the map based on the position detection result of the vehicle A and the map data stored in the map DB 106.
  • the generated image data is input to the liquid crystal monitor 112 via the GUI unit 103, and an image is displayed on the liquid crystal monitor 112.
  • step S42 the driver dynamic state detection unit 104 detects the dynamic state of the driver of the vehicle A.
  • step S43 the transmission permission / inhibition determination unit 105 determines whether there is a communication request from the vehicle B which is another vehicle via the communication unit 102. If there is a communication request from the vehicle B, the process proceeds to step S44. On the other hand, if there is no communication request from the vehicle B, the process proceeds to step S45. That is, the transmission permission / inhibition determination unit 105 determines that the host vehicle information can be transmitted when the communication unit 102 receives a request to transmit host vehicle information from another vehicle.
  • step S44 information indicating the driver's dynamic state detected by the driver dynamic state detection unit 104 is used as driver dynamic information, and the driver dynamic information is included in the own vehicle information from the communication unit 102. Transmit to vehicle B.
  • step S45 it is determined whether or not the operation of the vehicle A has been completed.
  • the process is finished.
  • operation of the vehicle A is not complete
  • FIG. 5 is a flowchart showing an example of the operation of the in-vehicle information processing apparatus 200.
  • step S51 the control unit 207 detects the current position of the vehicle B, which is the host vehicle, based on the information acquired by the GPS 213, the vehicle speed pulse 214, and the gyro sensor 215.
  • the control unit 207 generates image data for displaying the own vehicle position (the position of the vehicle B) on the map based on the position detection result of the vehicle B and the map data stored in the map DB 205.
  • the generated image data is input to the liquid crystal monitor 211 via the GUI unit 203, and an image is displayed on the liquid crystal monitor 211.
  • step S52 it is determined whether or not the vehicle A that is another vehicle around the vehicle B is detected.
  • the process proceeds to step S53.
  • the process proceeds to step S56.
  • the vehicle A is detected by the other vehicle position detection unit 201 based on information from the ultrasonic sensor 208 or the image sensor 209.
  • step S53 the communication unit 202 acquires other vehicle information including driver dynamic information of the vehicle A through inter-vehicle communication.
  • Other vehicle information is acquired every predetermined timing (for example, 0.1 second).
  • the vehicle B may acquire other vehicle information from the vehicle A after making a communication request to the vehicle A.
  • the vehicle B may acquire the other vehicle information transmitted from the vehicle A.
  • the other vehicle information acquired in step S53 corresponds to the own vehicle information transmitted in step S44 of FIG.
  • step S54 the attention level calculation unit 204 calculates the attention level based on the driver dynamic information of the vehicle A included in the other vehicle information.
  • the attention level calculation unit 204 calculates two attention levels (whether or not attention is required) (two levels).
  • control unit 207 determines a display method of the vehicle A on the map based on the attention level calculated by the attention level calculation unit 204.
  • step S55 the control unit 207 outputs the image data to the liquid crystal monitor 211 via the GUI unit 203 so as to display the display method determined in step S54.
  • the liquid crystal monitor 211 displays the vehicle A on a map based on the image data input from the control unit 207.
  • step S56 it is determined whether or not the operation of the vehicle B has been completed. When the driving of the vehicle B is finished, the process is finished. On the other hand, if the operation of the vehicle B has not ended, the process proceeds to step S51.
  • FIG. 6 is a diagram illustrating an example of display on the vehicle B when attention to the vehicle A is unnecessary.
  • the attention level calculation unit 204 calculates the attention level based on the driver dynamic information included in the other vehicle information acquired from the vehicle A. Then, the control unit 207 determines that attention to the vehicle A is unnecessary based on the attention level calculated by the attention level calculation unit 204 (that is, the dynamic state of the driver of the vehicle A is good). In this case, the vehicle A reflecting the determination result is displayed on the liquid crystal monitor 211. For example, as shown in FIG. 6, the vehicle A is displayed as a white triangle.
  • the driver of the vehicle B can easily recognize that the vehicle A is not a vehicle requiring attention.
  • FIG. 7 is a diagram illustrating an example of display on the vehicle B when attention to the vehicle A is necessary.
  • the attention level calculation unit 204 calculates the attention level based on the driver dynamic information included in the other vehicle information acquired from the vehicle A. Then, the control unit 207 needs to pay attention to the vehicle A based on the attention level calculated by the attention level calculation unit 204 (that is, it is necessary to pay attention to the dynamic state of the driver of the vehicle A).
  • the vehicle A reflecting the determination result is displayed on the liquid crystal monitor 211. For example, as shown in FIG. 7, the vehicle A is displayed with a color different from that of the vehicle B (different hatching in FIG. 7).
  • the driver of the vehicle B can easily recognize that the vehicle A is a vehicle requiring attention.
  • the own vehicle information including the driver dynamic information indicating the dynamic state of the driver of the own vehicle. It is possible to provide information on sufficient alerts. Moreover, in the other vehicle which acquired the said own vehicle information, sufficient alerting can be performed with respect to the driver
  • the vehicle A and the vehicle B may communicate with each other via a wide area communication network such as a mobile phone.
  • a wide area communication network such as a mobile phone.
  • communication may be performed via DSRC (Dedicated Short Range Communication) (registered trademark) or road-to-vehicle communication by wireless LAN.
  • DSRC Dedicated Short Range Communication
  • the communication unit 102 of the vehicle A can transmit the own vehicle information to the vehicle B via a predetermined communication network, and the same effect as in the first embodiment can be obtained.
  • the traveling of the vehicle B that is the host vehicle may be controlled based on the attention level.
  • the control unit 207 controls the vehicle control device 216 that controls semi-automatic driving such as auto-cruising based on the dynamic state of the driver of the vehicle A.
  • the vehicle control device 216 increases the inter-vehicle distance when attention to the vehicle A is necessary, and sets the inter-vehicle distance to a normal length when attention to the vehicle A is unnecessary. .
  • a warning earlier than usual may be notified to the driver when the attention level is high.
  • a warning by voice or the like may be output to the driver of the vehicle B based on the attention level.
  • the control unit 207 controls to output an alarm from the speaker 212 when attention to the vehicle A is necessary based on the attention level.
  • the driver dynamic information is detected by the driver dynamic state detection unit 104.
  • the driver static information is acquired by the driver static information acquisition unit 108.
  • the transmission permission / inhibition determination unit 105 determines to transmit the own vehicle information including the driver dynamic information and the driver static information to the vehicle B (YES in step S43 in FIG. 4), Information is transmitted (step S44 in FIG. 4).
  • the driver dynamic information not only the driver dynamic information but also the driver static information is included in the own vehicle information and transmitted to the other vehicle, so that the other vehicle can be implemented. It is possible to provide information related to alerting more than that in the first mode. Further, in the other vehicle that has acquired the host vehicle information, it is possible to alert the driver of the other vehicle more sufficiently than in the first embodiment.
  • Passenger dynamic information, passenger static information, payload information, or pet information is detected by the in-vehicle state detection unit 101.
  • the transmission permission / inhibition determination unit 105 determines to transmit the own vehicle information including the passenger dynamic information, the passenger static information, the load information, or the pet information to the vehicle B (in step S43 in FIG. 4). YES), the vehicle information is transmitted to the vehicle B (step S44 in FIG. 4).
  • the information indicating the in-vehicle state detected by the in-vehicle state detecting unit 101 includes passenger static information, passenger dynamic information, load information, and pet information.
  • Passenger static information includes, for example, information on the presence or absence of a passenger, information on the seating position of the passenger, or information on the attributes of the passenger.
  • the attributes of the passenger include the age, sex, and presence / absence of a handicap of the passenger.
  • the passenger's attribute or seating position may be acquired by image recognition.
  • Passenger dynamic information is information indicating that the passenger is talking to the driver, information indicating that the passenger is alone, or that the infant baby is crying It contains information indicating.
  • Passenger dynamic information may be acquired by image processing or voice recognition processing.
  • the load information is information indicating the loading state of the load in the vehicle, and may be acquired by image processing using a camera.
  • the pet information is information indicating the state of an animal such as a pet present in the vehicle, and may be acquired by image processing using a camera.
  • the other vehicle by transmitting own vehicle information including passenger dynamic information, passenger static information, payload information, or pet information to another vehicle, the other vehicle It is possible to provide sufficient information on alerting. Moreover, in the other vehicle which acquired the said own vehicle, sufficient alerting with respect to the driver
  • Embodiment 4 of the present invention when the host vehicle travels on a road having a plurality of lanes (traveling roads), information on which lane the host vehicle is traveling is transmitted to other vehicles. explain. Since the configuration and operation according to the fourth embodiment are the same as those of the first to third embodiments, the description thereof is omitted here.
  • FIG. 8 is a diagram illustrating an example of a state in which a plurality of vehicles including the host vehicle (vehicle A) travel on a road where a plurality of lanes exist.
  • Vehicles B, C, and D indicate other vehicles.
  • the vehicle B acquires information from the vehicles A, C, and D, and specifies the traveling positions of the vehicles A, C, and D based on the acquired information.
  • the lane information included in the map information of the map DB (for example, the map DB 106, 205) provided for each vehicle A to D and the vehicle A to D are provided. It is possible to detect which lane the vehicle is traveling on the basis of information on white line recognition by a camera or the like.
  • lane information included in the map information of the map DB (for example, the map DB 106, 205) provided for each vehicle A to D and the quasi-zenith satellite in each vehicle A to D are used. Based on the position information of the other vehicle, it is possible to detect which lane the vehicle is traveling.
  • the vehicle A transmits the information of the position of the vehicle A, the traveling road, or the traveling lane to the vehicle B including the own vehicle information.
  • the vehicle B based on other vehicle information (corresponding to the host vehicle information) acquired from the vehicle A, it is possible to determine which position the vehicle A is traveling with respect to the vehicle B. The same applies to the vehicles C and D.
  • FIGS. 9A to 9D show the position indication of each vehicle displayed on each vehicle, but the lanes of each vehicle A to D to vehicle B by communication are shown. Whether the vehicle is traveling may be displayed on the basis of the vehicle B so that the positions of the vehicles A, C, and D are easily visible to the driver. At this time, the display content of the other vehicle is changed depending on whether or not the other vehicle is in a state of caution.
  • the vehicle A includes the information on the position of the vehicle A, the traveling road, or the traveling lane in its own vehicle information and transmits it to the vehicle B. It is possible to determine which position the vehicle is traveling, and to alert the driver of the vehicle B based on the determination.
  • the attention level is calculated in the own vehicle (hereinafter referred to as vehicle A), and the calculated attention level is transmitted to another vehicle (hereinafter referred to as vehicle B).
  • vehicle A the attention level is calculated in the own vehicle
  • vehicle B another vehicle
  • the in-vehicle information processing apparatus 100 of the vehicle A includes an attention level calculation unit having the same function as the attention level calculation unit 204 illustrated in FIG. 3. Since other configurations and operations are the same as those in the first to fourth embodiments, description thereof will be omitted here (however, the in-vehicle information processing apparatus 200 of the vehicle B does not include the attention level calculation unit 204).
  • the attention level is calculated based on the driver dynamic information, the driver static information, the passenger dynamic information, the passenger static information, the load information, or the pet information.
  • Each information has a predetermined level according to the state of the information.
  • the levels set according to the state of each information will be described with reference to FIGS.
  • FIG. 10 is a diagram showing an example of the relationship between driver dynamic information and level.
  • the level L1 is set according to the activity state (dynamic state) of the driver of the vehicle A.
  • “during loud music” means that the driver is listening to music at a loud volume.
  • “when arousal is reduced” refers to a state in which the driver feels drowsy, for example.
  • FIG. 11 is a diagram showing an example of the relationship between the driver static information and the level.
  • the level L2 is set according to information unique to the driver of the vehicle A.
  • Gold License means a driver's license issued to a superior driver (no accident / no violation for 5 years before the date when the driver's license expires)
  • a driver's license color is gold.
  • Normal license means a driver's license issued to a driver other than a good driver, and the color of the driver's license is green or blue. Say.
  • Driver sign display vehicle refers to a vehicle that particularly displays a driver's state, for example, an initial driver sign (beginner mark), an elderly driver sign (old driver mark). It means a vehicle displaying a handicapped person sign (handicapped person mark) or a hearing handicapped person sign (deaf person mark).
  • FIG. 12 is a diagram showing an example of the relationship between the passenger's state and level.
  • the level L3 is set according to the passenger's state (passenger dynamic information / passenger static information) in the vehicle A.
  • the state where the passenger is “present” when the level L3 is “1” means that the passenger is quiet.
  • a level L3 as shown in FIG. 13 may be set.
  • L3 can be set in more detail than in FIG. 12, for example, taking into account the state of the pet in the vehicle A.
  • FIG. 14 is a diagram illustrating an example of the relationship between the load information in the vehicle A and the level.
  • level L4 is set according to the state of the load.
  • predetermined or higher indicates that the load is loaded above a predetermined height
  • predetermined or lower indicates that the load is loaded below a predetermined height.
  • the caution level calculation unit receives the driver dynamic information, the driver static information, the passenger movement of the vehicle A from the in-vehicle state detection unit 101, the driver dynamic state detection unit 104, and the driver static information acquisition unit 108.
  • Target information, passenger static information, and load information are acquired, and the attention level is calculated according to the following equation (1) based on the levels L1 to L4 corresponding to the acquired information.
  • the control unit 109 includes the attention level calculated according to the equation (1) in the own vehicle information and controls the communication unit 102 to transmit the attention level to the vehicle B.
  • the vehicle B alerts the driver of the vehicle A based on the attention level acquired from the vehicle A.
  • the attention level is calculated by the own vehicle (vehicle A) and transmitted to the other vehicle (vehicle B).
  • the attention level calculation unit 204) can be omitted.
  • a plurality of (multiple steps) attention levels are calculated and transmitted based on the driver dynamic information, driver static information, passenger dynamic information, passenger static information, and load information of the vehicle A. Therefore, the vehicle B can perform appropriate alerting according to the acquired attention level.
  • the own vehicle information is transmitted (step S43 in FIG. 4), but the own vehicle information is transmitted to the vehicle B regardless of whether there is a communication request from the vehicle B. You may make it do.
  • the own vehicle information may be transmitted when the attention level L calculated by the attention level calculation unit is equal to or greater than a predetermined value (threshold value Lth).
  • Information corresponding to a level exceeding a predetermined level may be included in the own vehicle information and transmitted. Further, when there is a level exceeding a predetermined level, all the information may be included in the own vehicle information and transmitted.
  • the vehicle information may be transmitted unconditionally when the baby is crying or when the driver's alertness is reduced.
  • transmission permission determination section 105 can transmit own vehicle information according to own vehicle information regardless of whether there is a request for transmission of own vehicle information from another vehicle. Therefore, it can be forcibly notified to other vehicles that the host vehicle is a vehicle requiring attention.
  • the host vehicle information is transmitted when the other vehicle as the transmission partner falls under a category (requester category) having a predetermined identification, and the host vehicle information is not transmitted when it does not correspond.
  • categories include driving vehicle types, vehicle types (large, small, light vehicles, public vehicles), friends, contract vehicles, and the like.
  • the category information related to the above categories may be implemented via a server in addition to the inter-vehicle communication.
  • the vehicle A may previously store the category of the vehicle B in the in-vehicle information processing apparatus 100 in association with the license plate or other identification information. In this case, the vehicle A can detect the category of the vehicle B even if the category information is not transmitted from the vehicle B.
  • information including the category of the vehicle B may be registered in advance in a smartphone or a server and automatically stored in the in-vehicle information processing apparatus 100 of the vehicle A. Alternatively, the category may be manually deleted, or the category may be deleted after a certain time.
  • the transmission permission determination unit 105 determines whether the transmission of own vehicle information is possible according to the category of another vehicle that requests transmission of the own vehicle information. If it is low, the vehicle information can be transmitted as necessary.
  • the attention level L may be calculated based on the above equation (1), but a threshold value may be provided for each of L1 to L4 shown in FIGS. Good.
  • the vehicle information may be transmitted regardless of a communication request from another vehicle.
  • the transmission permission / inhibition determination unit 105 may determine whether or not the own vehicle information can be transmitted according to the request level of another vehicle that requests the transmission of the own vehicle information.
  • the request level refers to the extent to which another vehicle requests the transmission of own vehicle information, and the request level is high when the other vehicle requests the own vehicle information, and the request level is high. If is low, the request level is low.
  • the driver of the host vehicle may set default values of the threshold values Lth1 and Lth2 in advance.
  • the threshold value is not limited to two as described above, and may be one or three or more.
  • FIG. 15 is a diagram illustrating an example of display on the vehicle A.
  • Vehicles B, C, D, and E indicate other vehicles.
  • the vehicles B and D are displayed as black squares, indicating that communication with the vehicle A is established and information on the vehicle A (own vehicle information) is transmitted. .
  • the vehicle A indicates that there is a response such as information received from the vehicles B and D.
  • the vehicle C is displayed as a white square, and indicates that communication with the vehicle A is established and information on the vehicle A (own vehicle information) is transmitted.
  • the vehicle E does not have a square display, and indicates that the vehicle E cannot communicate with the vehicle A such as inter-vehicle communication.
  • the in-vehicle information processing apparatus has both functions of a transmitting side for transmitting own vehicle information and a function for a receiving side for receiving other vehicle information transmitted from another vehicle. The case where it has is demonstrated.
  • FIG. 16 is a diagram illustrating an example of the configuration of the in-vehicle information processing device 300 according to the ninth embodiment.
  • the in-vehicle information processing apparatus 300 has a configuration in which the in-vehicle information processing apparatus 100 shown in FIG. 2 and the in-vehicle information processing apparatus 200 shown in FIG. 3 are combined.
  • the configuration and operation of the in-vehicle information processing apparatus 300 are the same as those of the in-vehicle information processing apparatuses 100 and 200 according to the first to eighth embodiments, and thus the description thereof is omitted here.
  • the in-vehicle information processing device 300 has the function on the transmission side and the function on the reception side. Drivers can be careful.
  • control unit 207 has been described as detecting the own vehicle position based on information acquired by the GPS 213, the vehicle speed pulse 214, and the gyro sensor 215, but the in-vehicle sensor I / F unit 206 is described. May have a function of detecting the position of the host vehicle.
  • the detection of the relative position of the vehicle A existing around the vehicle B using the ultrasonic sensor 208 and the image sensor 209 has been described.
  • the position detection method of the vehicle A is not limited to this. is not.
  • the absolute position of the vehicle A can be detected by adding the position information obtained by the GPS 213 of the vehicle B to the detection results obtained by the ultrasonic sensor 208 and the image sensor 209.
  • the detection priority order may be determined. Specifically, when there is another vehicle traveling before and after the own vehicle, the other vehicle existing in front of the own vehicle is detected first to obtain other vehicle information of the other vehicle, and then the own vehicle Other vehicle information existing behind the vehicle may be detected to obtain other vehicle information of the other vehicle.
  • the user may arbitrarily set the priority order, or the user may arbitrarily set the position at which the vehicle existing in priority is detected.
  • the priority order may be set based on the attention level calculated by the attention level calculation unit 204 (for example, in descending order of attention level). The priority order may be set in the same manner as described above for semi-automatic driving control (travel control).
  • the vehicle A is painted and displayed as an example of the display when attention to the vehicle A is necessary, but is not limited thereto.
  • it may be displayed three-dimensionally or displayed larger.
  • the own vehicle transmits driver static information to another vehicle (vehicle B), but once the driver static information is transmitted, it is not transmitted thereafter. You may do it.
  • Embodiment 3 transmission of own vehicle information including passenger dynamic information, passenger static information, load information, or pet information to another vehicle has been described, but the present invention is not limited to this.
  • driver dynamic information and driver static information may be included in the own vehicle information and transmitted. .
  • Embodiment 5 the calculation of the attention level is described as being performed by the in-vehicle information processing apparatus 100. However, the same attention level calculation may be performed by the attention level calculation unit 204 of the in-vehicle information processing apparatus 200.
  • the calculation of the attention level is not limited to the equation (1).
  • the driver of the own vehicle vehicle A
  • vehicle A vehicle A
  • the driver's static information includes a gold license, a normal license, or a driver-signed vehicle, but this information is explained based on traffic rules in Japan.
  • level L2 corresponding to information corresponding to the information shown in FIG. 11 is set.
  • the values of the levels L1 to L4 may be arbitrary values.
  • the driver of the own vehicle vehicle A
  • vehicle A the driver of the own vehicle
  • vehicle B which is another vehicle
  • alerting the driver of the vehicle B and driving control control of the inter-vehicle distance
  • a collision warning may be notified.
  • the inter-vehicle distance from the vehicle A which is another vehicle
  • the ultrasonic sensor 208 detects the ultrasonic sensor 208
  • an alarm is notified from the liquid crystal monitor 211 or the speaker 212 when the inter-vehicle distance is equal to or less than a predetermined distance.
  • the inter-vehicle distance that serves as a threshold for alerting may be changed depending on the attention level. For example, when the value of the attention level is large, the inter-vehicle distance may be increased. Further, when there is another vehicle that cannot communicate, the inter-vehicle distance may be increased.
  • 100 in-vehicle information processing apparatus 101 in-vehicle state detection unit, 102 communication unit, 103 GUI unit, 104 driver dynamic state detection unit, 105 transmission availability determination unit, 106 map DB, 107 position detection unit, 108 driver static information Acquiring unit, 109 control unit, 110 interior detection sensor, 111 touch panel, 112 liquid crystal monitor, 113 GPS, 114 vehicle speed pulse, 115 H / F device, 116 AV device, 200 onboard information processing device, 201 other vehicle position detection unit, 202 Communication unit, 203 GUI unit, 204 Attention level calculation unit, 205 Map DB, 206 In-vehicle sensor I / F unit, 207 Control unit, 208 Ultrasonic sensor, 209 Image sensor, 210 Touch panel, 211 Liquid crystal monitor, 212 Speaker, 213 GPS 214 cars Pulse, 215 Gyro sensor, 216 Vehicle control device, 217 Engine control device, 218 Body system control device, 219 In-vehicle LAN, 300 In-vehicle

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Abstract

The purpose of the present invention is to provide a vehicle-mounted information processing device capable of providing another vehicle with information for sufficiently alerting the driver of the other vehicle. This vehicle-mounted information processing device (100) is provided with vehicle internal state acquisition units (101, 104, 108) which acquire the state of the host vehicle, the host vehicle driver or the host vehicle passengers, a communication unit (102) which sets the vehicle internal state detected by the vehicle-internal state acquisition units (101, 104, 108) as host vehicle information and transmits said host vehicle information to the other vehicle by communication, a transmissibility determination unit (105) which determines whether or not to transmit the host vehicle information to the other vehicle, and a control unit (109) which, on the basis of the determination results of the transmissibility determination unit (105), controls transmission of the host vehicle information by the communication unit (102).

Description

車載情報処理装置In-vehicle information processing equipment
 本発明は、自車両内の状態を示す自車両情報を他車両に送信することによって、当該他車両の運転者に対して注意喚起を行う車載情報処理装置に関する。 The present invention relates to an in-vehicle information processing apparatus that alerts a driver of another vehicle by transmitting own vehicle information indicating a state in the own vehicle to the other vehicle.
 従来、他車両と通信を行い、自車両の運転者のプロファイル、例えば免許証情報や事故履歴を他車両に送信することによって、当該他車両に対して自車両が注意を払うべき車両であるか否かの情報を提供する車両制御装置がある(例えば、特許文献1参照)。 Conventionally, by communicating with another vehicle and transmitting the profile of the driver of the own vehicle, such as license information and accident history, to the other vehicle, whether the own vehicle should pay attention to the other vehicle There is a vehicle control device that provides information on whether or not (see, for example, Patent Document 1).
 特許文献1では、自車両の運転者に固有の情報(静的情報)を他車両に提供することによって、他車両に対して一定の注意喚起の効果を奏していた。 In Patent Document 1, by providing information (static information) unique to the driver of the host vehicle to the other vehicle, there is a certain alerting effect on the other vehicle.
特開2009-134334号公報JP 2009-134334 A
 一般的に、通常の運転状態に比べて、例えば車両内に存在する車両内機器を操作中の状態や、H/F(ハンズフリー)通話中の状態では運転者のタスク(作業)が増加し、運転中における認知や判断に要する時間が長くなる傾向にある。このように、運転者の現在の活動状態によっては、当該運転者が運転する車両が注意を払うべき車両に該当する場合がある。 In general, compared with a normal driving state, for example, a driver's task (work) increases in a state where an in-vehicle device existing in a vehicle is being operated or a H / F (hands-free) call is in progress. The time required for recognition and judgment during driving tends to be longer. As described above, depending on the current activity state of the driver, the vehicle driven by the driver may correspond to a vehicle to which attention should be paid.
 しかし、特許文献1では、自車両の運転者の現在の活動状態を示す情報を他車両に送信しておらず、他車両に対して十分な注意喚起に関する情報を提供しているとはいえなかった。 However, in Patent Document 1, information indicating the current activity state of the driver of the host vehicle is not transmitted to other vehicles, and it cannot be said that sufficient information for alerting other vehicles is provided. It was.
 本発明は、これらの問題を解決するためになされたものであり、他車両に対して十分な注意喚起に関する情報を提供することが可能な車載情報処理装置を提供することを目的とする。 The present invention has been made to solve these problems, and it is an object of the present invention to provide an in-vehicle information processing apparatus capable of providing sufficient information on alerting other vehicles.
 上記の課題を解決するために、本発明による車載情報処理装置は、自車両内の運転者、同乗者、または同乗物の状態を取得する自車両内状態取得部と、自車両内状態取得部にて検出された自車両内の状態を自車両情報とし、当該自車両情報を通信によって他車両に送信する通信部と、自車両情報を他車両に送信するか否かの判定を行う送信可否判定部と、送信可否判定部の判定結果に基づいて、通信部による自車両情報の送信を制御する制御部とを備える。 In order to solve the above-described problems, an in-vehicle information processing apparatus according to the present invention includes an in-vehicle state acquisition unit that acquires a state of a driver, a passenger, or a vehicle in the own vehicle, and an in-vehicle state acquisition unit. The communication unit that transmits the vehicle information to another vehicle by communication and the transmission permission / non-permission to determine whether the vehicle information is transmitted to the other vehicle A determination unit and a control unit that controls transmission of own vehicle information by the communication unit based on the determination result of the transmission permission / inhibition determination unit.
 本発明によると、自車両内の運転者、同乗者、または同乗物の状態を取得する自車両内状態取得部と、自車両内状態取得部にて検出された自車両内の状態を自車両情報とし、当該自車両情報を通信によって他車両に送信する通信部と、自車両情報を他車両に送信するか否かの判定を行う送信可否判定部と、送信可否判定部の判定結果に基づいて、通信部による自車両情報の送信を制御する制御部とを備えるため、他車両に対して十分な注意喚起に関する情報を提供することが可能となる。 According to the present invention, an in-vehicle state acquisition unit that acquires the state of a driver, a passenger, or a vehicle in the own vehicle, and the state in the own vehicle detected by the in-vehicle state acquisition unit Based on the determination results of the communication unit that transmits the host vehicle information to another vehicle by communication, the transmission propriety determination unit that determines whether to transmit the host vehicle information to the other vehicle, and the transmission propriety determination unit In addition, since the communication unit includes a control unit that controls transmission of the host vehicle information, it is possible to provide sufficient information on alerting other vehicles.
 この発明の目的、特徴、態様、および利点は、以下の詳細な説明と添付図面とによって、より明白となる。 The objects, features, aspects, and advantages of the present invention will become more apparent from the following detailed description and the accompanying drawings.
本発明の実施の形態1による車載情報処理装置の適用例を示す図である。It is a figure which shows the example of application of the vehicle-mounted information processing apparatus by Embodiment 1 of this invention. 本発明の実施の形態1による車載情報処理装置の構成の一例を示すブロック図である。It is a block diagram which shows an example of a structure of the vehicle-mounted information processing apparatus by Embodiment 1 of this invention. 本発明の実施の形態1による車載情報処理装置の構成の一例を示すブロック図である。It is a block diagram which shows an example of a structure of the vehicle-mounted information processing apparatus by Embodiment 1 of this invention. 本発明の実施の形態1による車載情報処理装置の動作の一例を示すフローチャートである。It is a flowchart which shows an example of operation | movement of the vehicle-mounted information processing apparatus by Embodiment 1 of this invention. 本発明の実施の形態1による車載情報処理装置の動作の一例を示すフローチャートである。It is a flowchart which shows an example of operation | movement of the vehicle-mounted information processing apparatus by Embodiment 1 of this invention. 本発明の実施の形態1による車載情報処理装置における表示の一例を示す図である。It is a figure which shows an example of the display in the vehicle-mounted information processing apparatus by Embodiment 1 of this invention. 本発明の実施の形態1による車載情報処理装置における表示の一例を示す図である。It is a figure which shows an example of the display in the vehicle-mounted information processing apparatus by Embodiment 1 of this invention. 本発明の実施の形態4による複数の車線が存在する道路を自車両を含む複数の車両が走行する様子の一例を示す図である。It is a figure which shows an example of a mode that the several vehicle containing the own vehicle drive | works the road where the several lane by Embodiment 4 of this invention exists. 本発明の実施の形態4による車載情報処理装置における表示の一例を示す図である。It is a figure which shows an example of the display in the vehicle-mounted information processing apparatus by Embodiment 4 of this invention. 本発明の実施の形態5による運転者動的情報とレベルとの関係の一例を示す図である。It is a figure which shows an example of the relationship between driver | operator dynamic information and level by Embodiment 5 of this invention. 本発明の実施の形態5による運転者静的情報とレベルとの関係の一例を示す図である。It is a figure which shows an example of the relationship between driver | operator static information and level by Embodiment 5 of this invention. 本発明の実施の形態5による同乗者の状態とレベルとの関係の一例を示す図である。It is a figure which shows an example of the relationship between the passenger's state and level by Embodiment 5 of this invention. 本発明の実施の形態5による同乗者の状態とレベルとの関係の一例を示す図である。It is a figure which shows an example of the relationship between the passenger's state and level by Embodiment 5 of this invention. 本発明の実施の形態5による積載物情報とレベルとの関係の一例を示す図である。It is a figure which shows an example of the relationship between the load information and level by Embodiment 5 of this invention. 本発明の実施の形態8による車載情報処理装置における表示の一例を示す図である。It is a figure which shows an example of the display in the vehicle-mounted information processing apparatus by Embodiment 8 of this invention. 本発明の実施の形態9による車載情報処理装置の構成の一例を示すブロック図である。It is a block diagram which shows an example of a structure of the vehicle-mounted information processing apparatus by Embodiment 9 of this invention.
 本発明の実施の形態について、図面に基づいて以下に説明する。 Embodiments of the present invention will be described below based on the drawings.
 <実施の形態1>
 まず、本発明の実施の形態1による車載情報処理装置の構成について説明する。
<Embodiment 1>
First, the configuration of the in-vehicle information processing apparatus according to Embodiment 1 of the present invention will be described.
 図1は、本実施の形態1による車載情報処理装置100,200の適用例を示す図である。 FIG. 1 is a diagram illustrating an application example of the in-vehicle information processing apparatuses 100 and 200 according to the first embodiment.
 図1に示すように、車両Aおよび車両Bは同一方向に走行しており、車両Cは対向車線を走行している。また、車両Aには車載情報処理装置100が搭載され、車両Bには車載情報処理装置200が搭載されており、車両Aと車両Bとは車々間通信によって通信可能となっている。 As shown in FIG. 1, the vehicle A and the vehicle B are traveling in the same direction, and the vehicle C is traveling in the oncoming lane. Moreover, the vehicle information processing apparatus 100 is mounted on the vehicle A, and the vehicle information processing apparatus 200 is mounted on the vehicle B, so that the vehicle A and the vehicle B can communicate with each other by inter-vehicle communication.
 以下、本実施の形態1では、車載情報処理装置100は車両Bに情報を送信する送信側の装置として説明する。また、車載情報処理装置200は車両Aから送信された情報を受信する受信側の装置として説明する。 Hereinafter, in the first embodiment, the in-vehicle information processing apparatus 100 will be described as a transmission-side apparatus that transmits information to the vehicle B. The in-vehicle information processing apparatus 200 will be described as a receiving-side apparatus that receives information transmitted from the vehicle A.
 図2は、車載情報処理装置100の構成の一例を示すブロック図である。なお、以下の図2の説明では、自車両を車両Aとし、他車両を車両Bとして説明する。 FIG. 2 is a block diagram illustrating an example of the configuration of the in-vehicle information processing apparatus 100. In the following description of FIG. 2, the host vehicle is described as vehicle A and the other vehicle is described as vehicle B.
 図2に示すように、車載情報処理装置100は、車内状態検出部101と、通信部102と、GUI(Graphical User Interface)部103と、運転者動的状態検出部104と、送信可否判定部105と、地図DB(Data Base)106と、位置検出部107と、運転者静的情報取得部108と、制御部109とを備えている。 As illustrated in FIG. 2, the in-vehicle information processing apparatus 100 includes an in-vehicle state detection unit 101, a communication unit 102, a GUI (GraphicalGraphUser) Interface) unit 103, a driver dynamic state detection unit 104, and a transmission availability determination unit. 105, a map DB (Data Base) 106, a position detection unit 107, a driver static information acquisition unit 108, and a control unit 109.
 車内状態検出部101は、車内検出センサ110と接続されており、車内検出センサ110による検出結果に基づいて車両A内の状態を検出し、例えば同乗者の有無や、同乗者の状態、または同乗物の状態を検出する。車内検出センサ110としては、例えば画像センサであるカメラ、同乗者が座席に座っているか否かを検出するために各座席に設けられた圧力センサ、または車両A内の音声を取得するマイクなどがある。なお、本実施の形態1では、同乗者とは運転者以外に車両内に存在する者のことをいい、同乗物とは車両内に存在する積載物または動物(ペット)を含む物のことをいうものとする。 The in-vehicle state detection unit 101 is connected to the in-vehicle detection sensor 110 and detects the state in the vehicle A based on the detection result by the in-vehicle detection sensor 110. For example, the presence or absence of the passenger, the state of the passenger, Detect vehicle status. As the in-vehicle detection sensor 110, for example, a camera that is an image sensor, a pressure sensor provided in each seat to detect whether or not a passenger is sitting in the seat, a microphone that acquires sound in the vehicle A, and the like. is there. In the first embodiment, the passenger means a person existing in the vehicle other than the driver, and the passenger means an object including a load or an animal (pet) existing in the vehicle. It shall be said.
 また、車内状態検出部101にて検出された車両A内の状態のうち、車両A内の同乗者の現在の活動状態を示す情報を同乗者動的情報とし、同乗者に固有の情報を同乗者静的情報とし、同乗物である積載物の積載状態を示す情報を積載物情報とし、同乗物であるペットの現在の活動状態を示す情報をペット情報とする。車内状態検出部101にて検出された同乗者動的情報、同乗者静的情報、積載物情報、またはペット情報は、自車両情報に含めて通信部202によって車両Bに送信することができる。 Further, among the states in the vehicle A detected by the in-vehicle state detection unit 101, information indicating the current activity state of the passenger in the vehicle A is used as passenger dynamic information, and information unique to the passenger is included in the vehicle. The information indicating the loading state of the load that is the same vehicle is the loading information, and the information indicating the current activity state of the pet that is the vehicle is the pet information. Passenger dynamic information, passenger static information, load information, or pet information detected by the in-vehicle state detection unit 101 can be included in the host vehicle information and transmitted to the vehicle B by the communication unit 202.
 通信部102は、車両Bと車々間通信を行い、当該車両Bに自車両情報を送信する。ここで、自車両情報とは、車内状態検出部101、運転者動的状態検出部104、および運転者静的情報取得部108にて検出された車両A内の運転者、同乗者、または同乗物の状態を示す情報であり、車両Aに関する情報の全てを含む情報のことである。通信手段としては、無線LAN(Local Area Network)、UWB(Ultra Wide Band)、または光通信など任意の手段であってよい。 The communication unit 102 performs inter-vehicle communication with the vehicle B, and transmits own vehicle information to the vehicle B. Here, the host vehicle information is a driver, a passenger, or the same in the vehicle A detected by the in-vehicle state detection unit 101, the driver dynamic state detection unit 104, and the driver static information acquisition unit 108. It is information indicating the state of the vehicle, and is information including all of the information related to the vehicle A. The communication means may be any means such as a wireless LAN (Local Area Network), UWB (Ultra Wide Band), or optical communication.
 GUI部103は、タッチパネル111、液晶モニタ112と接続されている。GUI部103は、タッチパネル111を介して取得した運転者の操作情報を制御部109に入力する。また、制御部109から入力された表示情報を液晶モニタ112に出力する。 The GUI unit 103 is connected to the touch panel 111 and the liquid crystal monitor 112. The GUI unit 103 inputs the driver operation information acquired via the touch panel 111 to the control unit 109. Further, the display information input from the control unit 109 is output to the liquid crystal monitor 112.
 運転者動的状態検出部104は、車両Aの運転者の現在の活動状態を検出する。運転者動的状態検出部104にて検出された運転者の現在の活動状態を示す情報を運転者動的情報とし、当該運転者動的情報を自車両情報に含めて通信部102によって車両Bに送信することができる。 The driver dynamic state detection unit 104 detects the current activity state of the driver of the vehicle A. Information indicating the current activity state of the driver detected by the driver dynamic state detection unit 104 is used as the driver dynamic information, and the driver dynamic information is included in the own vehicle information, and the communication unit 102 uses the vehicle B. Can be sent to.
 送信可否判定部105は、自車両情報を車両B(他車両)に送信するか否かの判定を行う。 The transmission permission / inhibition determination unit 105 determines whether or not to transmit the own vehicle information to the vehicle B (another vehicle).
 地図DB106は、地図データを格納している。 The map DB 106 stores map data.
 位置検出部107は、GPS(Global Positioning System)113および車速パルス114と接続されている。位置検出部107は、GPS113および車速パルス114の各々で取得された情報に基づいて自車両の位置を検出する。 The position detection unit 107 is connected to a GPS (Global Positioning System) 113 and a vehicle speed pulse 114. The position detection unit 107 detects the position of the host vehicle based on information acquired by the GPS 113 and the vehicle speed pulse 114.
 運転者静的情報取得部108は、車両Aの運転者に固有の情報である運転者静的情報を取得する。運転者静的情報としては、例えば、運転者標識表示に関する情報(初心者、高齢者などの情報)、運転免許証情報、または事故履歴情報などがある。運転者静的情報取得部108にて取得された運転者静的情報は、自車両情報に含めて通信部102によって車両Bに送信することができる。 The driver static information acquisition unit 108 acquires driver static information that is information unique to the driver of the vehicle A. Examples of the driver static information include information related to driver sign display (information such as beginners and elderly people), driver's license information, or accident history information. The driver static information acquired by the driver static information acquisition unit 108 can be included in the host vehicle information and transmitted to the vehicle B by the communication unit 102.
 制御部109は、車載情報処理装置100の各構成部の制御を行う。 The control unit 109 controls each component of the in-vehicle information processing apparatus 100.
 H/F(Hands Free:ハンズフリー)装置115は、H/F通話(ハンズフリー通話)を行うための装置であり、制御部109に接続されている。 The H / F (Hands-Free) device 115 is a device for performing an H / F call (hands-free call), and is connected to the control unit 109.
 AV(Audio Visual)装置116は、ラジオや音楽など、音声または映像を再生するための装置であり、制御部109に接続されている。 The AV (Audio Visual) device 116 is a device for reproducing audio or video such as radio or music, and is connected to the control unit 109.
 なお、車載情報処理装置100において、車内状態検出部101、運転者動的状態検出部104、および運転者静的情報取得部108は、自車両内の運転者、同乗者、または同乗物の状態を取得する自車両内状態取得部を構成する。 In the in-vehicle information processing apparatus 100, the in-vehicle state detection unit 101, the driver dynamic state detection unit 104, and the driver static information acquisition unit 108 are the states of the driver, the passenger, or the vehicle in the own vehicle. The in-vehicle state acquisition unit that acquires
 また、運転者動的情報および同乗者動的情報を含む、自車両(車両A)の現在の活動状態を総称して自車両内動的情報という。 Also, the current activity state of the host vehicle (vehicle A) including the driver dynamic information and the passenger dynamic information is collectively referred to as in-vehicle dynamic information.
 また、運転者静的情報および同乗者静的情報を含む、自車両(車両A)内の静的な状態を総称して自車両内静的情報という。 Also, the static state in the own vehicle (vehicle A) including the driver static information and the passenger static information is collectively referred to as the in-vehicle static information.
 次に、運転者動的状態検出部104が検出する運転者の現在の活動状態(運転者の動的状態)について説明する。 Next, the driver's current activity state (driver's dynamic state) detected by the driver dynamic state detection unit 104 will be described.
 運転者の活動状態は、大きく3つに大別される。 The driver's activity status is roughly divided into three categories.
 1つ目の運転者の活動状態とは、自車両の運転者が操作可能な当該自車両内に存在する車両内機器(図2では、H/F装置115、AV装置116)の操作状態のことである。運転者が車両内機器を操作する場合において、運転者は当該操作に意識が向けられてしまって運転に集中できない状態となる可能性がある。運転者動的状態検出部104は、上記の車両内機器の操作状態を検出している。以下、車両内機器の操作状態について例示する。 The first driver's activity state is an operation state of in-vehicle devices (H / F device 115 and AV device 116 in FIG. 2) present in the own vehicle that can be operated by the driver of the own vehicle. That is. When the driver operates the in-vehicle device, the driver may be conscious of the operation and become unable to concentrate on driving. The driver dynamic state detection unit 104 detects the operation state of the in-vehicle device. Hereinafter, the operation state of the in-vehicle device will be exemplified.
 車両内機器の操作状態の一例としては、車両内機器が操作中の状態であることが挙げられる。例えば、H/F装置115またはAV装置116が操作されると、操作中である旨の信号がH/F装置115またはAV装置116から制御部109を介して運転者動的状態検出部104に入力される。運転者動的状態検出部104は、前記操作中である旨の信号を検出することによって、H/F装置115またはAV装置116が操作中の状態であることを検出する。 An example of the operation state of the in-vehicle device is that the in-vehicle device is being operated. For example, when the H / F device 115 or the AV device 116 is operated, a signal indicating that the H / F device 115 or the AV device 116 is being operated is sent from the H / F device 115 or the AV device 116 to the driver dynamic state detection unit 104 via the control unit 109. Entered. The driver dynamic state detection unit 104 detects that the H / F device 115 or the AV device 116 is in operation by detecting a signal indicating that the operation is in progress.
 また、車両内機器の操作状態の他の一例としては、車両内機器と携帯通信端末とが接続状態であることが挙げられる。例えば、車両内機器であるカーナビゲーション装置と携帯通信端末とが接続状態である場合において、携帯通信端末が操作した情報をカーナビゲーション装置が受け取ることによって、カーナビゲーション装置側で携帯通信端末の操作状況を把握することができる。そして、携帯通信端末が操作中である旨の信号を運転者動的状態検出部104が検出することによって、携帯通信端末が操作中の状態であることが分かる。なお、カーナビゲーション装置と携帯通信端末とは、有線(例えば、USB(Universal Serial Bus))で接続されてもよく、無線(例えば、Bluetooth(登録商標)、無線LAN)で接続されてもよい。 Further, another example of the operation state of the in-vehicle device is that the in-vehicle device and the mobile communication terminal are in a connected state. For example, when a car navigation device that is an in-vehicle device and a mobile communication terminal are in a connected state, the car navigation device receives information operated by the mobile communication terminal, so that the operation status of the mobile communication terminal on the car navigation device side Can be grasped. Then, when the driver dynamic state detection unit 104 detects a signal indicating that the mobile communication terminal is being operated, it is understood that the mobile communication terminal is being operated. Note that the car navigation device and the mobile communication terminal may be connected by wire (for example, USB (Universal Serial Bus)) or wirelessly (for example, Bluetooth (registered trademark), wireless LAN).
 また、車両内機器の操作状態の他の一例としては、車両内機器を介してハンズフリー通話中あるいは発信中であることが挙げられる。例えば、車両内機器であるH/F装置115を介してハンズフリー通話中あるいは発信中である場合において、ハンズフリー通話中あるいは発信中である旨の信号を運転者動的状態検出部104が検出することによって、ハンズフリー通話中あるいは発信中であることが分かる。 Also, as another example of the operation state of the in-vehicle device, there is a hands-free call or outgoing call through the in-vehicle device. For example, when a hands-free call is in progress or a call is being made via the H / F device 115 which is an in-vehicle device, the driver dynamic state detection unit 104 detects a signal indicating that a hands-free call is being made or a call is being made. By doing so, it is understood that a hands-free call or a call is being made.
 2つ目の運転者の活動状態とは、車両内機器が自車両の運転者に対して情報を提示している状態のことである。ここで提示される情報とは、常時提示している情報以外の新たな情報のことをいう。具体的には、目的地まで経路案内している場合において、右左折時に提示される案内情報や、渋滞・事故時などに提示される渋滞情報などがある。車両内機器が自車両の運転者に対して情報を提示する場合において、運転者は当該提示された情報に意識が向けられてしまって運転に集中できない状態となる可能性がある。運転者動的状態検出部104は、上記の車両内機器が情報を提示したことを検出している。以下、車両内機器による情報の提示状態について例示する。 The second driver activity state is a state in which in-vehicle equipment is presenting information to the driver of the vehicle. The information presented here refers to new information other than information that is constantly presented. Specifically, when route guidance to a destination is given, there are guidance information presented at the time of turning left and right, traffic jam information presented at the time of traffic jams / accidents, and the like. When the in-vehicle device presents information to the driver of the host vehicle, the driver may be unable to concentrate on driving because the driver is conscious of the presented information. The driver dynamic state detection unit 104 detects that the in-vehicle device has presented information. Hereinafter, the presentation state of information by the in-vehicle device will be exemplified.
 情報の提示状態の一例としては、車両内機器が所定の音量以上で音楽を出力中の状態であることが挙げられる。例えば、AV装置116が音楽を出力中の場合において、音量が所定以上となるように操作すると、音量が所定以上に操作された旨の信号が運転者動的状態検出部104に入力される。運転者動的状態検出部104は、前記操作された旨の信号を検出することによって、AV装置116が所定の音量以上で音楽を出力中の状態であることが分かる。 An example of the information presentation state is that the in-vehicle device is outputting music at a predetermined volume or higher. For example, when the AV apparatus 116 is outputting music, if the sound volume is operated so as to be equal to or higher than a predetermined value, a signal indicating that the sound volume has been operated higher than a predetermined value is input to the driver dynamic state detection unit 104. The driver dynamic state detection unit 104 detects the signal indicating that the operation has been performed, whereby it can be understood that the AV device 116 is outputting music at a predetermined volume or higher.
 また、情報の提示状態の他の一例としては、車両内機器が着信報知を行っている状態であることが挙げられる。例えば、H/F装置115が外部から着信を受けて報知を行う場合において、着信を受けた旨の信号が運転者動的状態検出部104に入力される。運転者動的状態検出部104は、前記着信を受けた旨の信号を検出することによって、H/F装置115が外部から着信を受けて報知していることが分かる。 Also, as another example of the information presentation state, there is a state where the in-vehicle device is informing the incoming call. For example, when the H / F device 115 receives an incoming call from the outside and issues a notification, a signal indicating that the incoming call has been received is input to the driver dynamic state detection unit 104. The driver dynamic state detection unit 104 detects that the H / F device 115 has received an incoming call from the outside and has notified it by detecting a signal indicating that the incoming call has been received.
 また、情報の提示状態の他の一例としては、外部から取得した情報を運転者に提示している状態であることが挙げられる。例えば、テレマティクスサービスを利用して外部から情報を取得して運転者に提示する場合において、外部から情報を取得したことを運転者動的状態検出部104が検出することによって、外部から情報を取得して運転者に提示していることが分かる。 Also, another example of the information presentation state is a state where information acquired from the outside is presented to the driver. For example, when acquiring information from the outside using a telematics service and presenting it to the driver, the driver dynamic state detection unit 104 detects that the information has been acquired from the outside, thereby acquiring the information from the outside. It can be seen that it is presented to the driver.
 また、情報の提示状態の他の一例としては、運転者が車両内機器に提示された情報を確認中の状態であることが挙げられる。例えば、運転者動的状態検出部104が、車両内機器における一連の操作シーケンス(確認するために行う操作シーケンス)が終了していない旨の情報を取得(検出)することによって、運転者が車両内機器に提示された情報を確認中であることが分かる。 Further, another example of the information presentation state is a state in which the driver is checking the information presented on the in-vehicle device. For example, the driver dynamic state detection unit 104 acquires (detects) information indicating that a series of operation sequences (operation sequences to be performed for confirmation) in the in-vehicle device is not completed, so that the driver can It can be seen that the information presented to the internal device is being checked.
 3つ目の運転者の活動状態とは、運転者の当日の走行履歴または走行予定の状態のことである。具体的には、運転開始後の運転時間や、現在位置から目的地までの距離などの状態が挙げられる。例えば、運転者の連続走行時間から運転者の疲労度を把握することができる。また、特に睡眠休憩をした後の運転開始直後は、運転者の注意力が低下していることがある。また、現在位置が目的地周辺である場合は、運転者が周辺をせわしく見回すなどして注意力が散漫になる可能性がある。運転者動的状態検出部104は、ナビゲーション装置から当日の走行履歴または走行予定に関する情報を取得することによって、運転者の状態を検出している。 The third driver's activity state is the driving history of the driver on the current day or the planned driving state. Specifically, the state such as the driving time after the start of driving and the distance from the current position to the destination can be mentioned. For example, the driver's fatigue level can be grasped from the driver's continuous running time. In addition, the driver's attention may be reduced particularly immediately after the start of driving after a sleep break. In addition, when the current position is around the destination, the driver's attention may be distracted by the driver looking around the area. The driver dynamic state detection unit 104 detects the state of the driver by acquiring information related to the driving history or driving schedule of the day from the navigation device.
 図3は、車載情報処理装置200の構成の一例を示すブロック図である。なお、以下の図3の説明では、自車両を車両Bとし、他車両を車両Aとして説明する。 FIG. 3 is a block diagram showing an example of the configuration of the in-vehicle information processing apparatus 200. In the following description of FIG. 3, the host vehicle is described as vehicle B and the other vehicle is described as vehicle A.
 図3に示すように、車載情報処理装置200は、他車両位置検出部201と、通信部202と、GUI部203と、注意レベル算出部204と、地図DB205と、車内センサI/F(interface)部206と、制御部207とを備えている。 As shown in FIG. 3, the in-vehicle information processing apparatus 200 includes an other vehicle position detection unit 201, a communication unit 202, a GUI unit 203, an attention level calculation unit 204, a map DB 205, and an in-vehicle sensor I / F (interface). ) Unit 206 and control unit 207.
 他車両位置検出部201は、超音波センサ208および画像センサ209と接続されている。他車両位置検出部201は、超音波センサ208または画像センサ209による検出結果に基づいて、車両B(自車両)の周辺に存在する車両A(他車両)の相対的な位置を検出する。画像センサ209としては、例えばカメラがある。 The other vehicle position detection unit 201 is connected to the ultrasonic sensor 208 and the image sensor 209. The other vehicle position detection unit 201 detects the relative position of the vehicle A (other vehicle) existing around the vehicle B (own vehicle) based on the detection result by the ultrasonic sensor 208 or the image sensor 209. An example of the image sensor 209 is a camera.
 通信部202は、車両Aと車々間通信を行い、当該車両Aから他車両情報を取得する。ここで、他車両情報とは他車両(車両A)に関する情報の全てを含む情報のことである。通信手段としては、無線LAN、UWB、または光通信など任意の手段であってよい。 The communication unit 202 performs inter-vehicle communication with the vehicle A and acquires other vehicle information from the vehicle A. Here, the other vehicle information is information including all of the information related to the other vehicle (vehicle A). The communication means may be any means such as wireless LAN, UWB, or optical communication.
 GUI部203は、タッチパネル210、液晶モニタ211、およびスピーカ212と接続されている。GUI部203は、タッチパネル210を介して取得した運転者の操作情報を制御部207に入力する。また、制御部207から入力された表示情報を液晶モニタ211に出力し、制御部207から入力された音声情報をスピーカ212に出力する。 The GUI unit 203 is connected to the touch panel 210, the liquid crystal monitor 211, and the speaker 212. The GUI unit 203 inputs driver operation information acquired via the touch panel 210 to the control unit 207. In addition, display information input from the control unit 207 is output to the liquid crystal monitor 211, and audio information input from the control unit 207 is output to the speaker 212.
 注意レベル算出部204は、通信部202を介して車両Aから取得した他車両情報に基づいて、当該車両Aに対する注意レベルを算出する。ここで、注意レベルとは、車両Bの運転手が車両Aに対して注意すべき程度(注意を払う程度)のことをいい、注意レベル算出部204では少なくとも2つ(2段階)以上の注意レベルが算出される。 The attention level calculation unit 204 calculates the attention level for the vehicle A based on the other vehicle information acquired from the vehicle A via the communication unit 202. Here, the attention level refers to the degree to which the driver of the vehicle B should pay attention to the vehicle A (the degree to which attention is paid). The attention level calculation unit 204 has at least two attentions (two stages) or more. A level is calculated.
 地図DB205は、地図データを格納している。 The map DB 205 stores map data.
 車内センサI/F部206は、車内LAN219を介してGPS213、車速パルス214、ジャイロセンサ215、車両制御装置216、エンジン制御装置217、ボディ系制御装置218などに接続されている。制御部207は、車内LAN219および車内センサI/F部206を介して各種情報を受け取ったり、指示したりすることが可能である。 The in-vehicle sensor I / F unit 206 is connected to the GPS 213, the vehicle speed pulse 214, the gyro sensor 215, the vehicle control device 216, the engine control device 217, the body system control device 218, and the like via the in-vehicle LAN 219. The control unit 207 can receive and instruct various information via the in-vehicle LAN 219 and the in-vehicle sensor I / F unit 206.
 GPS213、車速パルス214、およびジャイロセンサ215の各々で取得された情報は、車内センサI/F部206を介して制御部207に入力され、制御部207にて自車両位置が検出される。すなわち、制御部207は、自車両位置を検出する機能を有している。 Information acquired by each of the GPS 213, the vehicle speed pulse 214, and the gyro sensor 215 is input to the control unit 207 via the in-vehicle sensor I / F unit 206, and the position of the host vehicle is detected by the control unit 207. That is, the control unit 207 has a function of detecting the own vehicle position.
 車両制御装置216は、ブレーキペダル、アクセルペダル、またはハンドルからの運転者による操作を入力し、自車両の走行を制御する。例えば、エンジン回転数、ブレーキ系装置などを制御して自車両の速度を制御したり、シャフトの姿勢などを制御して自車両の進行方向を制御したりする。また、オートクルーズなどの半自動運転の機能も制御する。 The vehicle control device 216 inputs an operation by the driver from a brake pedal, an accelerator pedal, or a steering wheel, and controls the traveling of the host vehicle. For example, the speed of the host vehicle is controlled by controlling the engine speed, the brake system, etc., or the traveling direction of the host vehicle is controlled by controlling the attitude of the shaft. It also controls semi-automatic driving functions such as auto cruise.
 エンジン制御装置217は、燃料制御や点火時期制御を行う。 The engine control device 217 performs fuel control and ignition timing control.
 ボディ系制御装置218は、自車両において走行に直接関わらない動作を制御する。例えば、ワイパーの駆動、灯火情報の伝達、ウィンカーの点灯、ドアの開閉、窓の開閉などを制御する。 The body system control device 218 controls operations that are not directly related to traveling in the host vehicle. For example, it controls wiper driving, lighting information transmission, blinker lighting, door opening and closing, window opening and closing.
 制御部207は、車載情報処理装置200の各構成部の制御を行う。 The control unit 207 controls each component of the in-vehicle information processing apparatus 200.
 次に、本実施の形態1による車載情報処理装置100,200の動作について説明する。以下では、車両Aに搭載された車載情報処理装置100と、車両Bに搭載された車載情報処理装置200とが車々間通信を行う場合について説明する。 Next, the operation of the in-vehicle information processing devices 100 and 200 according to the first embodiment will be described. Below, the case where the vehicle-mounted information processing apparatus 100 mounted in the vehicle A and the vehicle-mounted information processing apparatus 200 mounted in the vehicle B perform inter-vehicle communication will be described.
 図4は、車載情報処理装置100の動作の一例を示すフローチャートである。 FIG. 4 is a flowchart showing an example of the operation of the in-vehicle information processing apparatus 100.
 ステップS41において、制御部109は、GPS113および車速パルス114が取得した情報に基づいて、自車両である車両Aの現在位置を検出する。次いで、制御部109は、車両Aの位置検出結果と、地図DB106に格納された地図データとに基づいて、地図上に自車両位置(車両Aの位置)を表示する画像データを生成する。生成した画像データは、GUI部103を介して液晶モニタ112に入力され、液晶モニタ112にて画像が表示される。 In step S41, the control unit 109 detects the current position of the vehicle A, which is the host vehicle, based on the information acquired by the GPS 113 and the vehicle speed pulse 114. Next, the control unit 109 generates image data for displaying the own vehicle position (the position of the vehicle A) on the map based on the position detection result of the vehicle A and the map data stored in the map DB 106. The generated image data is input to the liquid crystal monitor 112 via the GUI unit 103, and an image is displayed on the liquid crystal monitor 112.
 ステップS42において、運転者動的状態検出部104は、車両Aの運転者の動的状態を検出する。 In step S42, the driver dynamic state detection unit 104 detects the dynamic state of the driver of the vehicle A.
 ステップS43において、送信可否判定部105は、通信部102を介して他車両である車両Bから通信要求があるか否かの判断を行う。車両Bから通信要求がある場合はステップS44に移行する。一方、車両Bから通信要求がない場合はステップS45に移行する。すなわち、送信可否判定部105は、通信部102が他車両から自車両情報の送信要求を受信した場合において、自車両情報を送信可能であると判断する。 In step S43, the transmission permission / inhibition determination unit 105 determines whether there is a communication request from the vehicle B which is another vehicle via the communication unit 102. If there is a communication request from the vehicle B, the process proceeds to step S44. On the other hand, if there is no communication request from the vehicle B, the process proceeds to step S45. That is, the transmission permission / inhibition determination unit 105 determines that the host vehicle information can be transmitted when the communication unit 102 receives a request to transmit host vehicle information from another vehicle.
 ステップS44において、運転者動的状態検出部104にて検出した運転者の動的状態を示す情報を運転者動的情報とし、当該運転者動的情報を自車両情報に含めて通信部102から車両Bに送信する。 In step S44, information indicating the driver's dynamic state detected by the driver dynamic state detection unit 104 is used as driver dynamic information, and the driver dynamic information is included in the own vehicle information from the communication unit 102. Transmit to vehicle B.
 ステップS45において、車両Aの運転が終了したか否かを判断する。車両Aの運転が終了した場合は処理を終了する。一方、車両Aの運転が終了していない場合はステップS41に移行する。 In step S45, it is determined whether or not the operation of the vehicle A has been completed. When the driving of the vehicle A is finished, the process is finished. On the other hand, when the driving | operation of the vehicle A is not complete | finished, it transfers to step S41.
 図5は、車載情報処理装置200の動作の一例を示すフローチャートである。 FIG. 5 is a flowchart showing an example of the operation of the in-vehicle information processing apparatus 200.
 ステップS51において、制御部207は、GPS213、車速パルス214、およびジャイロセンサ215が取得した情報に基づいて、自車両である車両Bの現在位置を検出する。次いで、制御部207は、車両Bの位置検出結果と、地図DB205に格納された地図データとに基づいて、地図上に自車両位置(車両Bの位置)を表示する画像データを生成する。生成した画像データは、GUI部203を介して液晶モニタ211に入力され、液晶モニタ211にて画像が表示される。 In step S51, the control unit 207 detects the current position of the vehicle B, which is the host vehicle, based on the information acquired by the GPS 213, the vehicle speed pulse 214, and the gyro sensor 215. Next, the control unit 207 generates image data for displaying the own vehicle position (the position of the vehicle B) on the map based on the position detection result of the vehicle B and the map data stored in the map DB 205. The generated image data is input to the liquid crystal monitor 211 via the GUI unit 203, and an image is displayed on the liquid crystal monitor 211.
 ステップS52において、車両B周辺の他車両である車両Aを検出したか否かを判断する。車両Aを検出した場合はステップS53に移行する。一方、車両Aを検出していない場合はステップS56に移行する。車両Aは、超音波センサ208あるいは画像センサ209による情報に基づいて、他車両位置検出部201にて検出される。 In step S52, it is determined whether or not the vehicle A that is another vehicle around the vehicle B is detected. When the vehicle A is detected, the process proceeds to step S53. On the other hand, if the vehicle A is not detected, the process proceeds to step S56. The vehicle A is detected by the other vehicle position detection unit 201 based on information from the ultrasonic sensor 208 or the image sensor 209.
 ステップS53において、通信部202は、車々間通信によって車両Aの運転者動的情報を含む他車両情報を取得する。他車両情報は、所定のタイミング(例えば、0.1秒)ごとに取得される。なお、車両Bは、車両Aに対して通信要求を行った後に当該車両Aから他車両情報を取得するようにしてもよい。また、車両Aが常に他車両情報を発信している場合は、車両Bが車両Aから発信された他車両情報を取得するようにしてもよい。なお、ステップS53にて取得される他車両情報は、図4のステップS44にて送信される自車両情報に相当する。 In step S53, the communication unit 202 acquires other vehicle information including driver dynamic information of the vehicle A through inter-vehicle communication. Other vehicle information is acquired every predetermined timing (for example, 0.1 second). The vehicle B may acquire other vehicle information from the vehicle A after making a communication request to the vehicle A. Moreover, when the vehicle A is always transmitting other vehicle information, the vehicle B may acquire the other vehicle information transmitted from the vehicle A. The other vehicle information acquired in step S53 corresponds to the own vehicle information transmitted in step S44 of FIG.
 ステップS54において、注意レベル算出部204は、他車両情報に含まれる車両Aの運転者動的情報に基づいて注意レベルを算出する。なお、本実施の形態1では、注意レベル算出部204は「注意が必要か否か」の2つ(2段階)の注意レベルを算出するものとする。 In step S54, the attention level calculation unit 204 calculates the attention level based on the driver dynamic information of the vehicle A included in the other vehicle information. In the first embodiment, the attention level calculation unit 204 calculates two attention levels (whether or not attention is required) (two levels).
 次いで、制御部207は、注意レベル算出部204にて算出された注意レベルに基づいて、地図上における車両Aの表示方法を決定する。 Next, the control unit 207 determines a display method of the vehicle A on the map based on the attention level calculated by the attention level calculation unit 204.
 ステップS55において、制御部207は、ステップS54にて決定された表示方法で表示するように、画像データをGUI部203を介して液晶モニタ211に出力する。液晶モニタ211は、制御部207から入力された画像データに基づいて、地図上に車両Aを表示する。 In step S55, the control unit 207 outputs the image data to the liquid crystal monitor 211 via the GUI unit 203 so as to display the display method determined in step S54. The liquid crystal monitor 211 displays the vehicle A on a map based on the image data input from the control unit 207.
 ステップS56において、車両Bの運転が終了したか否かを判断する。車両Bの運転が終了した場合は処理を終了する。一方、車両Bの運転が終了していない場合はステップS51に移行する。 In step S56, it is determined whether or not the operation of the vehicle B has been completed. When the driving of the vehicle B is finished, the process is finished. On the other hand, if the operation of the vehicle B has not ended, the process proceeds to step S51.
 図6は、車両Aに対する注意が不要である場合における、車両Bでの表示の一例を示す図である。 FIG. 6 is a diagram illustrating an example of display on the vehicle B when attention to the vehicle A is unnecessary.
 注意レベル算出部204は、車両Aから取得した他車両情報に含まれる運転者動的情報に基づいて注意レベルを算出する。そして、制御部207が、注意レベル算出部204にて算出された注意レベルに基づいて車両Aに対する注意は不要である(すなわち、車両Aの運転者の動的状態が良好である)と判断した場合は、当該判断結果を反映した車両Aが液晶モニタ211に表示される。例えば、図6に示すように、車両Aは白抜きの三角形で表示される。 The attention level calculation unit 204 calculates the attention level based on the driver dynamic information included in the other vehicle information acquired from the vehicle A. Then, the control unit 207 determines that attention to the vehicle A is unnecessary based on the attention level calculated by the attention level calculation unit 204 (that is, the dynamic state of the driver of the vehicle A is good). In this case, the vehicle A reflecting the determination result is displayed on the liquid crystal monitor 211. For example, as shown in FIG. 6, the vehicle A is displayed as a white triangle.
 上記より、車両Bの運転者は、車両Aが注意を要する車両でないことを容易に視認することができる。 From the above, the driver of the vehicle B can easily recognize that the vehicle A is not a vehicle requiring attention.
 図7は、車両Aに対する注意が必要である場合における、車両Bでの表示の一例を示す図である。 FIG. 7 is a diagram illustrating an example of display on the vehicle B when attention to the vehicle A is necessary.
 注意レベル算出部204は、車両Aから取得した他車両情報に含まれる運転者動的情報に基づいて注意レベルを算出する。そして、制御部207が、注意レベル算出部204にて算出された注意レベルに基づいて車両Aに対する注意が必要である(すなわち、車両Aの運転者の動的状態に注意する必要がある)と判断した場合は、当該判断結果を反映した車両Aが液晶モニタ211に表示される。例えば、図7に示すように、車両Aは車両Bとは異なる色(図7では異なるハッチング)で塗りつぶして表示される。 The attention level calculation unit 204 calculates the attention level based on the driver dynamic information included in the other vehicle information acquired from the vehicle A. Then, the control unit 207 needs to pay attention to the vehicle A based on the attention level calculated by the attention level calculation unit 204 (that is, it is necessary to pay attention to the dynamic state of the driver of the vehicle A). When it is determined, the vehicle A reflecting the determination result is displayed on the liquid crystal monitor 211. For example, as shown in FIG. 7, the vehicle A is displayed with a color different from that of the vehicle B (different hatching in FIG. 7).
 上記より、車両Bの運転者は、車両Aが注意を要する車両であることを容易に視認することができる。 From the above, the driver of the vehicle B can easily recognize that the vehicle A is a vehicle requiring attention.
 以上のことから、本実施の形態1によれば、自車両の運転者の動的状態を示す運転者動的情報を含む自車両情報を他車両に送信することによって、当該他車両に対して十分な注意喚起に関する情報を提供することが可能となる。また、前記自車両情報を取得した他車両では、当該他車両の運転者に対して十分な注意喚起を行うことができる。 From the above, according to the first embodiment, by transmitting to the other vehicle the own vehicle information including the driver dynamic information indicating the dynamic state of the driver of the own vehicle, It is possible to provide information on sufficient alerts. Moreover, in the other vehicle which acquired the said own vehicle information, sufficient alerting can be performed with respect to the driver | operator of the said other vehicle.
 <変形例1>
 本実施の形態1では、自車両である車両Aと他車両である車両Bとの間における通信を、車々間通信で行うことについて説明したが、これに限るものではない。
<Modification 1>
In the first embodiment, the communication between the vehicle A that is the host vehicle and the vehicle B that is the other vehicle is described as inter-vehicle communication, but the present invention is not limited to this.
 例えば、車両Aと車両Bとは、携帯電話等の広域通信網を介して通信を行うようにしてもよい。 For example, the vehicle A and the vehicle B may communicate with each other via a wide area communication network such as a mobile phone.
 また、DSRC(Dedicated Short Range Communications)(登録商標)や、無線LANによる路車間通信を介して通信を行うようにしてもよい。 Further, communication may be performed via DSRC (Dedicated Short Range Communication) (registered trademark) or road-to-vehicle communication by wireless LAN.
 上記より、車両Aの通信部102は、所定の通信網を介して車両Bに自車両情報を送信することができ、本実施の形態1と同様の効果が得られる。 As described above, the communication unit 102 of the vehicle A can transmit the own vehicle information to the vehicle B via a predetermined communication network, and the same effect as in the first embodiment can be obtained.
 <変形例2>
 本実施の形態1では、図5のステップS54において、注意レベル算出部204にて算出された注意レベルに基づいて他車両である車両Aの表示方法を決定することについて説明したが、これに限るものではない。
<Modification 2>
In the first embodiment, it has been described that the display method of the vehicle A, which is another vehicle, is determined based on the attention level calculated by the attention level calculation unit 204 in step S54 of FIG. It is not a thing.
 例えば、注意レベルに基づいて、自車両である車両Bの走行を制御するようにしてもよい。具体的には、制御部207は、車両Aの運転者の動的状態に基づいてオートクルーズなどの半自動運転を制御する車両制御装置216を制御する。車両制御装置216は、制御部207による制御に基づいて、車両Aに対する注意が必要な場合は車間距離を長くし、車両Aに対する注意が不要の場合は車間距離を通常の長さとなるようにする。 For example, the traveling of the vehicle B that is the host vehicle may be controlled based on the attention level. Specifically, the control unit 207 controls the vehicle control device 216 that controls semi-automatic driving such as auto-cruising based on the dynamic state of the driver of the vehicle A. Based on the control by the control unit 207, the vehicle control device 216 increases the inter-vehicle distance when attention to the vehicle A is necessary, and sets the inter-vehicle distance to a normal length when attention to the vehicle A is unnecessary. .
 また、前方追突警報装置が装着されている場合は、注意レベルが高いときには通常よりも早めの警報を運転者に報知するようにしても良い。 In addition, when a front-end collision warning device is installed, a warning earlier than usual may be notified to the driver when the attention level is high.
 また、他の例として、注意レベルに基づいて、車両Bの運転者に対して音声などによる警報を出力してもよい。具体的には、制御部207は、注意レベルに基づいて、車両Aに対する注意が必要な場合は警報をスピーカ212から出力するよう制御する。 As another example, a warning by voice or the like may be output to the driver of the vehicle B based on the attention level. Specifically, the control unit 207 controls to output an alarm from the speaker 212 when attention to the vehicle A is necessary based on the attention level.
 上記より、注意レベルに基づいて車両Bの走行制御や警報を出力することによって、実施の形態1と同様に車両Bの運転者に対して十分な注意喚起を行うことが可能となる。 From the above, it is possible to alert the driver of the vehicle B sufficiently as in the first embodiment by outputting the traveling control and warning of the vehicle B based on the attention level.
 <実施の形態2>
 本発明の実施の形態2では、自車両(以下、車両Aとする)から運転者動的情報に加えて運転者静的情報も他車両(以下、車両Bとする)に送信することについて説明する。なお、本実施の形態2による構成およびその他の動作は、実施の形態1と同様であるため、ここでは説明を省略する。
<Embodiment 2>
In the second embodiment of the present invention, transmission of driver static information to another vehicle (hereinafter referred to as vehicle B) in addition to driver dynamic information from the own vehicle (hereinafter referred to as vehicle A) is described. To do. The configuration and other operations according to the second embodiment are the same as those of the first embodiment, and thus the description thereof is omitted here.
 運転者動的情報は、運転者動的状態検出部104にて検出される。また、運転者静的情報は、運転者静的情報取得部108にて取得される。そして、送信可否判定部105が、運転者動的情報および運転者静的情報を含む自車両情報を車両Bに送信すると判定した場合は(図4のステップS43のYES)、車両Bに自車両情報を送信する(図4のステップS44)。 The driver dynamic information is detected by the driver dynamic state detection unit 104. The driver static information is acquired by the driver static information acquisition unit 108. When the transmission permission / inhibition determination unit 105 determines to transmit the own vehicle information including the driver dynamic information and the driver static information to the vehicle B (YES in step S43 in FIG. 4), Information is transmitted (step S44 in FIG. 4).
 以上のことから、本実施の形態2によれば、運転者動的情報だけでなく運転者静的情報も自車両情報に含めて他車両に送信することによって、当該他車両に対して実施の形態1よりも十分な注意喚起に関する情報を提供することが可能となる。また、前記自車両情報を取得した他車両では、当該他車両の運転者に対して実施の形態1よりも十分な注意喚起を行うことができる。 From the above, according to the second embodiment, not only the driver dynamic information but also the driver static information is included in the own vehicle information and transmitted to the other vehicle, so that the other vehicle can be implemented. It is possible to provide information related to alerting more than that in the first mode. Further, in the other vehicle that has acquired the host vehicle information, it is possible to alert the driver of the other vehicle more sufficiently than in the first embodiment.
 <実施の形態3>
 本発明の実施の形態3では、自車両(以下、車両Aとする)から同乗者動的情報、同乗者静的情報、積載物情報、またはペット情報を他車両(以下、車両Bとする)に送信することについて説明する。なお、本実施の形態3による構成および動作は、実施の形態1,2と同様であるため、ここでは説明を省略する。
<Embodiment 3>
In the third embodiment of the present invention, passenger dynamic information, passenger static information, load information, or pet information from the own vehicle (hereinafter referred to as vehicle A) to another vehicle (hereinafter referred to as vehicle B). Will be described. Since the configuration and operation according to the third embodiment are the same as those of the first and second embodiments, the description thereof is omitted here.
 同乗者動的情報、同乗者静的情報、積載物情報、またはペット情報は、車内状態検出部101にて検出される。そして、送信可否判定部105が、同乗者動的情報、同乗者静的情報、積載物情報、またはペット情報を含む自車両情報を車両Bに送信すると判定した場合は(図4のステップS43のYES)、車両Bに自車両情報を送信する(図4のステップS44)。 Passenger dynamic information, passenger static information, payload information, or pet information is detected by the in-vehicle state detection unit 101. When the transmission permission / inhibition determination unit 105 determines to transmit the own vehicle information including the passenger dynamic information, the passenger static information, the load information, or the pet information to the vehicle B (in step S43 in FIG. 4). YES), the vehicle information is transmitted to the vehicle B (step S44 in FIG. 4).
 次に、車内状態検出部101が検出する自車両内情報について説明する。 Next, the in-vehicle information detected by the in-vehicle state detection unit 101 will be described.
 上述の通り、車内状態検出部101が検出した車内状態を示す情報には、同乗者静的情報と、同乗者動的情報と、積載物情報と、ペット情報とが含まれる。 As described above, the information indicating the in-vehicle state detected by the in-vehicle state detecting unit 101 includes passenger static information, passenger dynamic information, load information, and pet information.
 同乗者静的情報は、例えば、同乗者の有無の情報、同乗者の着席位置の情報、または同乗者の属性の情報を含んでいる。同乗者の属性としては、同乗者の年齢、性別、またはハンディキャップの有無を含んでいる。同乗者の属性または着席位置は、画像認識によって取得するようにしてもよい。 Passenger static information includes, for example, information on the presence or absence of a passenger, information on the seating position of the passenger, or information on the attributes of the passenger. The attributes of the passenger include the age, sex, and presence / absence of a handicap of the passenger. The passenger's attribute or seating position may be acquired by image recognition.
 同乗者動的情報は、同乗者が運転者と会話中であることを示す情報、同乗者が1人ではしゃいでいることを示す情報、または同乗者である乳児(赤ん坊)が泣いていることを示す情報を含んでいる。同乗者動的情報は、画像処理や音声認識処理によって取得するようにしてもよい。 Passenger dynamic information is information indicating that the passenger is talking to the driver, information indicating that the passenger is alone, or that the infant baby is crying It contains information indicating. Passenger dynamic information may be acquired by image processing or voice recognition processing.
 積載物情報は、車両内の積載物の積載状態を示す情報であり、カメラによる画像処理によって取得するようにしてもよい。 The load information is information indicating the loading state of the load in the vehicle, and may be acquired by image processing using a camera.
 ペット情報は、車両内に存在するペットなどの動物の状態を示す情報であり、カメラによる画像処理によって取得するようにしてもよい。 The pet information is information indicating the state of an animal such as a pet present in the vehicle, and may be acquired by image processing using a camera.
 以上のことから、本実施の形態3によれば、同乗者動的情報、同乗者静的情報、積載物情報、またはペット情報を含む自車両情報を他車両に送信することによって、当該他車両に対して十分な注意喚起に関する情報を提供することが可能となる。また、前記自車両を取得した他車両では、当該他車両の運転者に対して十分な注意喚起や半自動運転の制御を行うことができる。 From the above, according to the third embodiment, by transmitting own vehicle information including passenger dynamic information, passenger static information, payload information, or pet information to another vehicle, the other vehicle It is possible to provide sufficient information on alerting. Moreover, in the other vehicle which acquired the said own vehicle, sufficient alerting with respect to the driver | operator of the said other vehicle and control of semiautomatic driving | operation can be performed.
 <実施の形態4>
 本発明の実施の形態4では、複数の車線(走行道路)が存在する道路を自車両が走行する場合において、自車両がどの車線を走行中であるかの情報を他車両に送信することについて説明する。本実施の形態4による構成および動作は、実施の形態1~3と同様であるため、ここでは説明を省略する。
<Embodiment 4>
In Embodiment 4 of the present invention, when the host vehicle travels on a road having a plurality of lanes (traveling roads), information on which lane the host vehicle is traveling is transmitted to other vehicles. explain. Since the configuration and operation according to the fourth embodiment are the same as those of the first to third embodiments, the description thereof is omitted here.
 図8は、複数の車線が存在する道路を、自車両(車両A)を含む複数の車両が走行する様子の一例を示す図である。なお、車両B,C,Dは他車両を示している。また、車両Bは、車両A,C,Dから情報を取得し、取得した情報に基づいて車両A,C,Dの走行位置を特定するものとする。 FIG. 8 is a diagram illustrating an example of a state in which a plurality of vehicles including the host vehicle (vehicle A) travel on a road where a plurality of lanes exist. Vehicles B, C, and D indicate other vehicles. In addition, the vehicle B acquires information from the vehicles A, C, and D, and specifies the traveling positions of the vehicles A, C, and D based on the acquired information.
 各車両A~Dの位置の検出方法としては、各車両A~Dに設けられた地図DB(例えば、地図DB106,205)の地図情報に含まれる車線情報と、各車両A~Dに設けられたカメラなどによる白線認識の情報とに基づいて、車両がどの車線を走行しているのかを検出することができる。 As a method for detecting the position of each vehicle A to D, the lane information included in the map information of the map DB (for example, the map DB 106, 205) provided for each vehicle A to D and the vehicle A to D are provided. It is possible to detect which lane the vehicle is traveling on the basis of information on white line recognition by a camera or the like.
 また、他の検出方法としては、各車両A~Dに設けられた地図DB(例えば、地図DB106,205)の地図情報に含まれる車線情報と、各車両A~Dにおける準天頂衛星を利用した他車両の位置情報とに基づいて、車両がどの車線を走行しているのかを検出することができる。 As another detection method, lane information included in the map information of the map DB (for example, the map DB 106, 205) provided for each vehicle A to D and the quasi-zenith satellite in each vehicle A to D are used. Based on the position information of the other vehicle, it is possible to detect which lane the vehicle is traveling.
 図8において、車両Aは、車両Aの位置、走行道路、または走行車線の情報を自車両情報に含めて車両Bに送信する。車両Bでは、車両Aから取得した他車両情報(前記自車両情報に相当)に基づいて、車両Bに対して車両Aがどの位置を走行中であるのか判断することができる。なお、車両C,Dについても同様である。 In FIG. 8, the vehicle A transmits the information of the position of the vehicle A, the traveling road, or the traveling lane to the vehicle B including the own vehicle information. In the vehicle B, based on other vehicle information (corresponding to the host vehicle information) acquired from the vehicle A, it is possible to determine which position the vehicle A is traveling with respect to the vehicle B. The same applies to the vehicles C and D.
 なお、車両Bでは、図9(a)~(d)は各車両に表示される各自車両の位置表示を示しているが、通信を行うことにより車両Bに各車両A~Dがどの車線を走行しているのかを車両Bを基本として車両A,C,Dの位置を表示し、運転者に対して視認し易くするようにしてもよい。このとき、他車両が注意すべき状態か否かにより他車両の表示内容を変えて表示をする。 For vehicle B, FIGS. 9A to 9D show the position indication of each vehicle displayed on each vehicle, but the lanes of each vehicle A to D to vehicle B by communication are shown. Whether the vehicle is traveling may be displayed on the basis of the vehicle B so that the positions of the vehicles A, C, and D are easily visible to the driver. At this time, the display content of the other vehicle is changed depending on whether or not the other vehicle is in a state of caution.
 以上のことから、本実施の形態4によれば、車両Aは、車両Aの位置、走行道路、または走行車線の情報を自車両情報に含めて車両Bに送信するため、車両Bでは車両Aがどの位置を走行中であるのか判断することができ、当該判断に基づいて自車Bの運転者に対して注意喚起を行うことが可能となる。 From the above, according to the fourth embodiment, the vehicle A includes the information on the position of the vehicle A, the traveling road, or the traveling lane in its own vehicle information and transmits it to the vehicle B. It is possible to determine which position the vehicle is traveling, and to alert the driver of the vehicle B based on the determination.
 <実施の形態5>
 本発明の実施の形態5では、自車両(以下、車両Aとする)で注意レベルを算出し、算出した注意レベルを他車両(以下、車両Bとする)に送信する場合について説明する。なお、車両Aの車載情報処理装置100は、図3に示す注意レベル算出部204と同一の機能を有する注意レベル算出部を備えているものとする。その他の構成および動作は実施の形態1~4と同様であるため、ここでは説明を省略する(ただし、車両Bの車載情報処理装置200は注意レベル算出部204を備えていない)。
<Embodiment 5>
In the fifth embodiment of the present invention, a case will be described in which the attention level is calculated in the own vehicle (hereinafter referred to as vehicle A), and the calculated attention level is transmitted to another vehicle (hereinafter referred to as vehicle B). Note that the in-vehicle information processing apparatus 100 of the vehicle A includes an attention level calculation unit having the same function as the attention level calculation unit 204 illustrated in FIG. 3. Since other configurations and operations are the same as those in the first to fourth embodiments, description thereof will be omitted here (however, the in-vehicle information processing apparatus 200 of the vehicle B does not include the attention level calculation unit 204).
 本実施の形態5では、運転者動的情報、運転者静的情報、同乗者動的情報、同乗者静的情報、積載物情報、またはペット情報に基づいて注意レベルを算出する。また、各情報には、当該情報の状態に応じて予め定められたレベルが設定されている。以下、図10~14を用いて、各情報の状態に応じて設定されるレベルについて説明する。 In the fifth embodiment, the attention level is calculated based on the driver dynamic information, the driver static information, the passenger dynamic information, the passenger static information, the load information, or the pet information. Each information has a predetermined level according to the state of the information. Hereinafter, the levels set according to the state of each information will be described with reference to FIGS.
 図10は、運転者動的情報とレベルとの関係の一例を示す図である。 FIG. 10 is a diagram showing an example of the relationship between driver dynamic information and level.
 図10に示すように、車両Aの運転者の活動状態(動的状態)に応じてレベルL1が設定されている。 As shown in FIG. 10, the level L1 is set according to the activity state (dynamic state) of the driver of the vehicle A.
 ここで、「大音量音楽時」とは、運転者が大音量で音楽を聞いている状態のことをいう。また、「覚醒低下時」とは、例えば運転者が眠気を感じている状態のことをいう。 Here, “during loud music” means that the driver is listening to music at a loud volume. Further, “when arousal is reduced” refers to a state in which the driver feels drowsy, for example.
 図11は、運転者静的情報とレベルとの関係の一例を示す図である。 FIG. 11 is a diagram showing an example of the relationship between the driver static information and the level.
 図11に示すように、車両Aの運転者に固有の情報に応じてレベルL2が設定されている。 As shown in FIG. 11, the level L2 is set according to information unique to the driver of the vehicle A.
 ここで、「ゴールド免許」とは、優良運転者(運転免許証の有効期限が満了する日の前5年間、無事故・無違反)に対して発行される自動車の運転免許証のことをいい、運転免許証の色が金色(ゴールド)のことをいう。 Here, “Gold License” means a driver's license issued to a superior driver (no accident / no violation for 5 years before the date when the driver's license expires) A driver's license color is gold.
 また、「通常免許」とは、優良運転者以外の運転者に対して発行される自動車の運転免許証のことをいい、運転免許証の色が緑色(グリーン)または青色(ブルー)のことをいう。 “Normal license” means a driver's license issued to a driver other than a good driver, and the color of the driver's license is green or blue. Say.
 また、「運転者標識表示車両」とは、特に運転者の状態を標識表示している車両のことをいい、例えば、初心運転者標識(初心者マーク)、高齢運転者標識(高齢運転者マーク)、身体障害者標識(身体障害者マーク)、または聴覚障害者標識(聴覚障害者マーク)を表示している車両のことをいう。 “Driver sign display vehicle” refers to a vehicle that particularly displays a driver's state, for example, an initial driver sign (beginner mark), an elderly driver sign (old driver mark). It means a vehicle displaying a handicapped person sign (handicapped person mark) or a hearing handicapped person sign (deaf person mark).
 図12は、同乗者の状態とレベルとの関係の一例を示す図である。 FIG. 12 is a diagram showing an example of the relationship between the passenger's state and level.
 図12に示すように、本実施の形態5では、車両A内の同乗者の状態(同乗者動的情報・同乗者静的情報)に応じてレベルL3が設定されている。 As shown in FIG. 12, in the fifth embodiment, the level L3 is set according to the passenger's state (passenger dynamic information / passenger static information) in the vehicle A.
 ここで、レベルL3が「1」のときの同乗者が「有り」の状態とは、同乗者が静かにしている状態のことをいう。 Here, the state where the passenger is “present” when the level L3 is “1” means that the passenger is quiet.
 また、図12に代えて、図13に示すようなレベルL3を設定してもよい。図13では、車両A内のペットの状態を加味するなど、図12よりも詳細にL3を設定することができる。 Further, instead of FIG. 12, a level L3 as shown in FIG. 13 may be set. In FIG. 13, L3 can be set in more detail than in FIG. 12, for example, taking into account the state of the pet in the vehicle A.
 図14は、車両A内の積載物情報とレベルとの関係の一例を示す図である。 FIG. 14 is a diagram illustrating an example of the relationship between the load information in the vehicle A and the level.
 図14に示すように、積載物の状態に応じてレベルL4が設定されている。 As shown in FIG. 14, level L4 is set according to the state of the load.
 ここで、「所定以上」とは積載物が所定の高さ以上に積載されていることを示し、「所定以下」とは積載物が所定の高さ以下に積載されていることを示している。例えば、積載物が所定の高さ以上に積載されている場合は、運転者がバックミラー等で後方を目視し難くなる。 Here, “predetermined or higher” indicates that the load is loaded above a predetermined height, and “predetermined or lower” indicates that the load is loaded below a predetermined height. . For example, when the load is loaded more than a predetermined height, it becomes difficult for the driver to visually check the back with a rearview mirror or the like.
 次に、車載情報処理装置100の注意レベル算出部による注意レベルの算出について説明する。 Next, the calculation of the attention level by the attention level calculation unit of the in-vehicle information processing apparatus 100 will be described.
 注意レベル算出部は、車内状態検出部101、運転者動的状態検出部104、および運転者静的情報取得部108から、車両Aの運転者動的情報、運転者静的情報、同乗者動的情報、同乗者静的情報、および積載物情報を取得し、取得した各情報に対応する各レベルL1~L4に基づいて、以下の式(1)に従って注意レベルを算出する。
  注意レベルL=(動的特性+静的特性+車両内情報)
        =(L1+L2+L3+L4) ・・・(1)
The caution level calculation unit receives the driver dynamic information, the driver static information, the passenger movement of the vehicle A from the in-vehicle state detection unit 101, the driver dynamic state detection unit 104, and the driver static information acquisition unit 108. Target information, passenger static information, and load information are acquired, and the attention level is calculated according to the following equation (1) based on the levels L1 to L4 corresponding to the acquired information.
Attention level L = (dynamic characteristics + static characteristics + in-vehicle information)
= (L1 + L2 + L3 + L4) (1)
 制御部109は、式(1)に従って算出された注意レベルを自車両情報に含めて、通信部102によって車両Bに送信するよう制御する。 The control unit 109 includes the attention level calculated according to the equation (1) in the own vehicle information and controls the communication unit 102 to transmit the attention level to the vehicle B.
 車両Bでは、車両Aから取得した注意レベルに基づいて、当該車両Aの運転者に対する注意喚起を行う。 The vehicle B alerts the driver of the vehicle A based on the attention level acquired from the vehicle A.
 以上のことから、本実施の形態5によれば、自車両(車両A)で注意レベルを算出して他車両(車両B)に送信しているため、受信側の注意レベル算出部(図3の注意レベル算出部204)を省略することができる。また、車両Aの運転者動的情報、運転者静的情報、同乗者動的情報、同乗者静的情報、および積載物情報に基づいて複数の(複数段階)の注意レベルを算出して送信しているため、車両Bでは取得した注意レベルに応じた適切な注意喚起を行うことができる。 From the above, according to the fifth embodiment, the attention level is calculated by the own vehicle (vehicle A) and transmitted to the other vehicle (vehicle B). The attention level calculation unit 204) can be omitted. Further, a plurality of (multiple steps) attention levels are calculated and transmitted based on the driver dynamic information, driver static information, passenger dynamic information, passenger static information, and load information of the vehicle A. Therefore, the vehicle B can perform appropriate alerting according to the acquired attention level.
 <実施の形態6>
 本発明の実施の形態6では、送信可否判定部105の判定の一例について説明する。本実施の形態6による構成および動作は、実施の形態1~5と同様であるため、ここでは説明を省略する。
<Embodiment 6>
In the sixth embodiment of the present invention, an example of determination by the transmission permission / inhibition determination unit 105 will be described. Since the configuration and operation according to the sixth embodiment are the same as those of the first to fifth embodiments, the description thereof is omitted here.
 実施の形態1では、車両Bから通信要求があれば自車両情報を送信していたが(図4のステップS43)、車両Bからの通信要求の有無に関わらず車両Bに自車両情報を送信するようにしてもよい。 In the first embodiment, if there is a communication request from the vehicle B, the own vehicle information is transmitted (step S43 in FIG. 4), but the own vehicle information is transmitted to the vehicle B regardless of whether there is a communication request from the vehicle B. You may make it do.
 また、実施の形態5において、注意レベル算出部が算出した注意レベルLが所定の値(しきい値Lth)以上の場合に、自車両情報を送信するようにしてもよい。 In Embodiment 5, the own vehicle information may be transmitted when the attention level L calculated by the attention level calculation unit is equal to or greater than a predetermined value (threshold value Lth).
 また、図10~14に示すような運転者動的情報、運転者静的情報、同乗者動的情報、同乗者静的情報、積載物情報の各情報に応じて設定されたレベルのうち、所定のレベルを超えたレベルに対応する情報を自車両情報に含めて送信するようにしてもよい。また、1つでも所定のレベルを超えるレベルがある場合は、全ての情報を自車両情報に含めて送信するようにしてもよい。 Also, among the levels set according to the driver dynamic information, driver static information, passenger dynamic information, passenger static information, and load information as shown in FIGS. Information corresponding to a level exceeding a predetermined level may be included in the own vehicle information and transmitted. Further, when there is a level exceeding a predetermined level, all the information may be included in the own vehicle information and transmitted.
 また、乳児(赤ん坊)が泣いている状態、または運転者の覚醒が低下している状態などのときは、無条件に自車両情報を送信するようにしてもよい。 Also, the vehicle information may be transmitted unconditionally when the baby is crying or when the driver's alertness is reduced.
 以上のことから、本実施の形態6によれば、送信可否判定部105は、自車両情報に応じて、他車両からの自車両情報の送信要求の有無に関わらず、自車両情報を送信可能であると判定するため、自車両が注意を要する車両である旨を強制的に他車両に伝えることができる。 From the above, according to the sixth embodiment, transmission permission determination section 105 can transmit own vehicle information according to own vehicle information regardless of whether there is a request for transmission of own vehicle information from another vehicle. Therefore, it can be forcibly notified to other vehicles that the host vehicle is a vehicle requiring attention.
 <実施の形態7>
 本発明の実施の形態7では、送信可否判定部105の判定の他の一例について説明する。本実施の形態7による構成および動作は、実施の形態1~6と同様であるため、ここでは説明を省略する。
<Embodiment 7>
In the seventh embodiment of the present invention, another example of determination by the transmission permission / inhibition determination unit 105 will be described. Since the configuration and operation according to the seventh embodiment are the same as those of the first to sixth embodiments, the description thereof is omitted here.
 送信可否判定部105は複数のしきい値を有し、当該しきい値に対する注意レベルに応じて自車両情報の送信方法を判断するようにしてもよい。例えば、しきい値Lth1=6、しきい値Lth2=4、注意レベルLとした場合において、
 L>Lth1の場合、送信相手となる他車両からの通信要求の有無に関わらず自車両情報を送信する。
The transmission permission / inhibition determining unit 105 may have a plurality of threshold values, and may determine a transmission method of the host vehicle information according to a level of attention to the threshold values. For example, when threshold value Lth1 = 6, threshold value Lth2 = 4, and attention level L,
When L> Lth1, the host vehicle information is transmitted regardless of the presence or absence of a communication request from another vehicle as a transmission partner.
 Lth1≧L>Lth2の場合、送信相手となる他車両から通信要求があれば自車両情報を送信する。 In the case of Lth1 ≧ L> Lth2, if there is a communication request from another vehicle as a transmission partner, the own vehicle information is transmitted.
 Lth2≧Lの場合、送信相手となる他車両が予め定められた識別を有するカテゴリー(要求者カテゴリー)に該当する場合は自車両情報を送信し、該当しない場合は自車両情報を送信しない。ここで、カテゴリーの一例としては、駆動車種、車種(大型、小型、軽車両、公共車両)、友人、契約車両などが挙げられる。 When Lth2 ≧ L, the host vehicle information is transmitted when the other vehicle as the transmission partner falls under a category (requester category) having a predetermined identification, and the host vehicle information is not transmitted when it does not correspond. Here, examples of categories include driving vehicle types, vehicle types (large, small, light vehicles, public vehicles), friends, contract vehicles, and the like.
 上記カテゴリーに関するカテゴリー情報は、車々間通信以外に、サーバを介して実施しても良い。また、車両Aには、予め車両Bのカテゴリーをナンバープレートやその他識別情報と対応させて車載情報処理装置100に入力し記憶させても良い。この場合は、カテゴリー情報が車両Bから送信されなくても車両Aは車両Bのカテゴリーを検知できる。また、車両Bのカテゴリーを含む情報を予めスマートフォンやサーバに登録しておき、自動的に車両Aの車載情報処理装置100に記憶させるようにしてもよい。また、手動でカテゴリーを消去するようにしてもよいし、一定時間後にカテゴリーを消去するようにしても良い。 The category information related to the above categories may be implemented via a server in addition to the inter-vehicle communication. Further, the vehicle A may previously store the category of the vehicle B in the in-vehicle information processing apparatus 100 in association with the license plate or other identification information. In this case, the vehicle A can detect the category of the vehicle B even if the category information is not transmitted from the vehicle B. Further, information including the category of the vehicle B may be registered in advance in a smartphone or a server and automatically stored in the in-vehicle information processing apparatus 100 of the vehicle A. Alternatively, the category may be manually deleted, or the category may be deleted after a certain time.
 以上のことから、本実施の形態7によれば、送信可否判定部105は、自車両情報の送信要求を行う他車両のカテゴリーに応じて自車両情報の送信可否を判定するため、注意レベルが低い場合には必要に応じて自車両情報を送信することができる。 From the above, according to the seventh embodiment, the transmission permission determination unit 105 determines whether the transmission of own vehicle information is possible according to the category of another vehicle that requests transmission of the own vehicle information. If it is low, the vehicle information can be transmitted as necessary.
 なお、注意レベルLは、上述の式(1)に基づいて算出されたものであってもよいが、図10~14に示すL1~L4の各々に対してしきい値を設けるようにしてもよい。 Note that the attention level L may be calculated based on the above equation (1), but a threshold value may be provided for each of L1 to L4 shown in FIGS. Good.
 また、例えば「車両内に乳児(赤ん坊)がいます」など個々の情報に応じて、他車両からの通信要求に関わらず自車両情報を送信するようにしてもよい。 Also, for example, in response to individual information such as “There is an infant (baby) in the vehicle”, the vehicle information may be transmitted regardless of a communication request from another vehicle.
 また、送信可否判定部105は、自車両情報の送信要求を行う他車両の要求レベルに応じて自車両情報の送信可否を判定してもよい。ここで、要求レベルとは、他車両が自車両情報の送信を要求する程度のことをいい、他車両が自車両情報を要求する程度が高い場合は要求レベルが高く、自車両を要求する程度が低い場合は要求レベルが低い。例えば、他車両からの要求レベルが低い場合は、しきい値Lth1=6、しきい値Lth2=4とし、要求レベルが高い場合は、しきい値Lth1=5、しきい値Lth2=3としてもよい。すなわち、しきい値Lth1,Lth2は、他車両からの要求によって変更可能である。あるいは、自車両の運転者が予めしきい値Lth1,Lth2のデフォルト値を設定してもよい。なお、しきい値は上記のように2つに限らず、1つや3つ以上であってもよい。 Further, the transmission permission / inhibition determination unit 105 may determine whether or not the own vehicle information can be transmitted according to the request level of another vehicle that requests the transmission of the own vehicle information. Here, the request level refers to the extent to which another vehicle requests the transmission of own vehicle information, and the request level is high when the other vehicle requests the own vehicle information, and the request level is high. If is low, the request level is low. For example, when the request level from another vehicle is low, the threshold value Lth1 = 6 and the threshold value Lth2 = 4. When the request level is high, the threshold value Lth1 = 5 and the threshold value Lth2 = 3. Good. That is, threshold values Lth1 and Lth2 can be changed according to a request from another vehicle. Alternatively, the driver of the host vehicle may set default values of the threshold values Lth1 and Lth2 in advance. The threshold value is not limited to two as described above, and may be one or three or more.
 <実施の形態8>
 本実施の形態8では、自車両(以下、車両Aとする)における表示について説明する。
<Eighth embodiment>
In the eighth embodiment, display on the host vehicle (hereinafter referred to as vehicle A) will be described.
 図15は、車両Aにおける表示の一例を示す図である。なお、車両B,C,D,Eは他車両を示す。 FIG. 15 is a diagram illustrating an example of display on the vehicle A. Vehicles B, C, D, and E indicate other vehicles.
 図15に示すように、車両B,Dは、黒塗りの四角形で表示されており、車両Aとの通信が確立されて車両Aの情報(自車両情報)が伝わっていることを示している。また、車両Aは、車両B,Dから情報を受信した旨などの応答があったことを示している。 As shown in FIG. 15, the vehicles B and D are displayed as black squares, indicating that communication with the vehicle A is established and information on the vehicle A (own vehicle information) is transmitted. . In addition, the vehicle A indicates that there is a response such as information received from the vehicles B and D.
 また、車両Cは、白抜きの四角形で表示されており、車両Aとの通信が確立されて車両Aの情報(自車両情報)が伝わっていることを示している。 Further, the vehicle C is displayed as a white square, and indicates that communication with the vehicle A is established and information on the vehicle A (own vehicle information) is transmitted.
 また、車両Eは、四角形の表示はなく、車両Aとの車々間通信などの通信ができない車両であることを示している。 Further, the vehicle E does not have a square display, and indicates that the vehicle E cannot communicate with the vehicle A such as inter-vehicle communication.
 以上のことから、本実施の形態8では、車両B~Eとの通信が確立されて車両Aの情報(自車両情報)が他車両に伝わっているか否かを表示している。従って、車両B~Eにおける車両Aの認知度合いが分かるため、車両Aの運転者に対する不要な緊張感を軽減することができる。 As described above, in the eighth embodiment, whether or not the communication with the vehicles B to E is established and the information of the vehicle A (own vehicle information) is transmitted to other vehicles is displayed. Therefore, since the degree of recognition of the vehicle A in the vehicles B to E is known, unnecessary tension for the driver of the vehicle A can be reduced.
 <実施の形態9>
 本発明の実施の形態9では、車載情報処理装置が、自車両情報を送信する送信側の機能と、他車両から送信されてきた他車両情報を受信する受信側の機能との両方の機能を有する場合について説明する。
<Embodiment 9>
In the ninth embodiment of the present invention, the in-vehicle information processing apparatus has both functions of a transmitting side for transmitting own vehicle information and a function for a receiving side for receiving other vehicle information transmitted from another vehicle. The case where it has is demonstrated.
 図16は、本実施の形態9による車載情報処理装置300の構成の一例を示す図である。 FIG. 16 is a diagram illustrating an example of the configuration of the in-vehicle information processing device 300 according to the ninth embodiment.
 図16に示すように、車載情報処理装置300は、図2に示す車載情報処理装置100と、図3に示す車載情報処理装置200とを組み合わせた構成となっている。また、車載情報処理装置300の構成および動作は、実施の形態1~8の車載情報処理装置100,200と同様であるため、ここでは説明を省略する。 As shown in FIG. 16, the in-vehicle information processing apparatus 300 has a configuration in which the in-vehicle information processing apparatus 100 shown in FIG. 2 and the in-vehicle information processing apparatus 200 shown in FIG. 3 are combined. In addition, the configuration and operation of the in-vehicle information processing apparatus 300 are the same as those of the in-vehicle information processing apparatuses 100 and 200 according to the first to eighth embodiments, and thus the description thereof is omitted here.
 以上のことから、本実施の形態9によれば、車載情報処理装置300は送信側の機能と受信側の機能とを有しているため、車載情報処理装置300を搭載した車両同士では、互いの運転者が注意し合うことが可能となる。 From the above, according to the ninth embodiment, the in-vehicle information processing device 300 has the function on the transmission side and the function on the reception side. Drivers can be careful.
 なお、図3において、制御部207は、GPS213、車速パルス214、およびジャイロセンサ215の各々で取得された情報に基づいて自車両位置を検出するものとして説明したが、車内センサI/F部206が自車両位置を検出する機能を有するようにしてもよい。 In FIG. 3, the control unit 207 has been described as detecting the own vehicle position based on information acquired by the GPS 213, the vehicle speed pulse 214, and the gyro sensor 215, but the in-vehicle sensor I / F unit 206 is described. May have a function of detecting the position of the host vehicle.
 実施の形態1では、超音波センサ208や画像センサ209を用いて車両B周辺に存在する車両Aの相対的な位置を検出することについて説明したが、車両Aの位置検出方法はこれに限るものではない。例えば、超音波センサ208や画像センサ209による検出結果に、車両BのGPS213による位置情報を加味することによって、車両Aの絶対的な位置を検出することができる。 In the first embodiment, the detection of the relative position of the vehicle A existing around the vehicle B using the ultrasonic sensor 208 and the image sensor 209 has been described. However, the position detection method of the vehicle A is not limited to this. is not. For example, the absolute position of the vehicle A can be detected by adding the position information obtained by the GPS 213 of the vehicle B to the detection results obtained by the ultrasonic sensor 208 and the image sensor 209.
 実施の形態1において、図5では他車両として車両Aを一台検出する場合について説明したが、複数の他車両を検出するようにしてもよい。例えば、図5のステップS52にて複数の他車両を検出する場合において、検出の優先順位を決定してもよい。具体的には、自車両の前後に走行中の他車両が存在する場合において、先に自車両の前方に存在する他車両を検出して当該他車両の他車両情報を取得し、次いで自車両の後方に存在する他車両を検出して当該他車両の他車両情報を取得するようにしてもよい。また、上記に関わらず、ユーザが任意に優先順位を設定してもよく、ユーザが任意にどの位置に存在する車両を優先して検出するのかを設定してもよい。さらに、注意レベル算出部204にて算出された注意レベルに基づいて(例えば、注意レベルが高いものから順に)優先順位を設定してもよい。なお、半自動運転の制御(走行制御)についても上記と同様に優先順位を設定してもよい。 In Embodiment 1, although the case where one vehicle A is detected as another vehicle has been described in FIG. 5, a plurality of other vehicles may be detected. For example, when a plurality of other vehicles are detected in step S52 of FIG. 5, the detection priority order may be determined. Specifically, when there is another vehicle traveling before and after the own vehicle, the other vehicle existing in front of the own vehicle is detected first to obtain other vehicle information of the other vehicle, and then the own vehicle Other vehicle information existing behind the vehicle may be detected to obtain other vehicle information of the other vehicle. Regardless of the above, the user may arbitrarily set the priority order, or the user may arbitrarily set the position at which the vehicle existing in priority is detected. Furthermore, the priority order may be set based on the attention level calculated by the attention level calculation unit 204 (for example, in descending order of attention level). The priority order may be set in the same manner as described above for semi-automatic driving control (travel control).
 図7では、車両Aに対する注意が必要である場合の表示の一例として車両Aを塗りつぶして表示したが、これに限るものではない。例えば、立体的に表示したり、大きく表示したりするようにしてもよい。 In FIG. 7, the vehicle A is painted and displayed as an example of the display when attention to the vehicle A is necessary, but is not limited thereto. For example, it may be displayed three-dimensionally or displayed larger.
 実施の形態2において、自車両(車両A)は他車両(車両B)に対して運転者静的情報を送信しているが、当該運転者静的情報は一度送信すれば、以後は送信しないようにしてもよい。 In the second embodiment, the own vehicle (vehicle A) transmits driver static information to another vehicle (vehicle B), but once the driver static information is transmitted, it is not transmitted thereafter. You may do it.
 実施の形態3では、同乗者動的情報、同乗者静的情報、積載物情報、またはペット情報を含む自車両情報を他車両に送信することについて説明したが、これに限るものではない。例えば、同乗者動的情報、同乗者静的情報、積載物情報、またはペット情報に加えて、運転者動的情報および運転者静的情報も自車両情報に含めて送信するようにしてもよい。 In Embodiment 3, transmission of own vehicle information including passenger dynamic information, passenger static information, load information, or pet information to another vehicle has been described, but the present invention is not limited to this. For example, in addition to passenger dynamic information, passenger static information, load information, or pet information, driver dynamic information and driver static information may be included in the own vehicle information and transmitted. .
 実施の形態5では、注意レベルの算出を車載情報処理装置100で行うことについて説明したが、同様の注意レベルの算出を車載情報処理装置200の注意レベル算出部204で行ってもよい。 In Embodiment 5, the calculation of the attention level is described as being performed by the in-vehicle information processing apparatus 100. However, the same attention level calculation may be performed by the attention level calculation unit 204 of the in-vehicle information processing apparatus 200.
 実施の形態5において、注意レベルの算出は式(1)に限らない。例えば、自車両(車両A)の運転者が任意に設定できるようにしてもよい。 In the fifth embodiment, the calculation of the attention level is not limited to the equation (1). For example, the driver of the own vehicle (vehicle A) may be arbitrarily set.
 図11では、運転者静的情報としてゴールド免許、通常免許、または運転者標識車両を挙げたが、これらの情報は日本での交通規則に基づいて説明したものである。日本以外の国においては、図11に示す情報に相当する情報に応じたレベルL2が設定されるものとする。 In FIG. 11, the driver's static information includes a gold license, a normal license, or a driver-signed vehicle, but this information is explained based on traffic rules in Japan. In countries other than Japan, level L2 corresponding to information corresponding to the information shown in FIG. 11 is set.
 図10~14において、レベルL1~L4の値は任意の値であってもよい。例えば、自車両(車両A)の運転者が任意に設定できるようにしてもよい。 10 to 14, the values of the levels L1 to L4 may be arbitrary values. For example, the driver of the own vehicle (vehicle A) may be arbitrarily set.
 各実施の形態1~9において、他車両である車両Bでは、注意レベル算出部204にて算出された注意レベルに基づいて、車両Bの運転者に対する注意喚起や走行の制御(車間距離の制御)を行ったが、衝突警報を報知するようにしてもよい。例えば、超音波センサ208で他車両である車両Aとの車間距離を検出し、当該車間距離が予め定められた距離以下になった場合に警報を液晶モニタ211やスピーカ212から報知するようにしてもよい。このとき、警報を報知するしきい値となる車間距離は、注意レベルによって変えてもよい。例えば、注意レベルの値が大きい場合は、車間距離を大きくするようにしてもよい。また、通信不可能な他車両が存在する場合は、車間距離を大きくするようにしてもよい。 In each of the first to ninth embodiments, in vehicle B, which is another vehicle, based on the attention level calculated by the attention level calculation unit 204, alerting the driver of the vehicle B and driving control (control of the inter-vehicle distance) However, a collision warning may be notified. For example, the inter-vehicle distance from the vehicle A, which is another vehicle, is detected by the ultrasonic sensor 208, and an alarm is notified from the liquid crystal monitor 211 or the speaker 212 when the inter-vehicle distance is equal to or less than a predetermined distance. Also good. At this time, the inter-vehicle distance that serves as a threshold for alerting may be changed depending on the attention level. For example, when the value of the attention level is large, the inter-vehicle distance may be increased. Further, when there is another vehicle that cannot communicate, the inter-vehicle distance may be increased.
 なお、本発明は、その発明の範囲内において、各実施の形態を自由に組み合わせたり、各実施の形態を適宜、変形、省略することが可能である。 It should be noted that the present invention can be freely combined with each other within the scope of the invention, and each embodiment can be appropriately modified or omitted.
 この発明は詳細に説明されたが、上記した説明は、すべての態様において、例示であって、この発明がそれに限定されるものではない。例示されていない無数の変形例が、この発明の範囲から外れることなく想定され得るものと解される。 Although the present invention has been described in detail, the above description is illustrative in all aspects, and the present invention is not limited thereto. It is understood that countless variations that are not illustrated can be envisaged without departing from the scope of the present invention.
 100 車載情報処理装置、101 車内状態検出部、102 通信部、103 GUI部、104 運転者動的状態検出部、105 送信可否判定部、106 地図DB、107 位置検出部、108 運転者静的情報取得部、109 制御部、110 車内検出センサ、111 タッチパネル、112 液晶モニタ、113 GPS、114 車速パルス、115 H/F装置、116 AV装置、200 車載情報処理装置、201 他車両位置検出部、202 通信部、203 GUI部、204 注意レベル算出部、205 地図DB、206 車内センサI/F部、207 制御部、208 超音波センサ、209 画像センサ、210 タッチパネル、211 液晶モニタ、212 スピーカ、213 GPS、214 車速パルス、215 ジャイロセンサ、216 車両制御装置、217 エンジン制御装置、218 ボディ系制御装置、219 車内LAN、300 車載情報処理装置、301 他車両位置検出部、302 車内状態検出部、303 GUI部、304 運転者動的状態検出部、305 通信部、306 送信可否判定部、307 注意レベル算出部、308 地図DB、309 運転者静的情報取得部、310 車内センサI/F部、311 制御部、312 超音波センサ、313 画像センサ、314 車内検出センサ、315 タッチパネル、316 液晶モニタ、317 スピーカ、318 GPS、319 車速パルス、320 ジャイロセンサ、321 車両制御装置、322 エンジン制御装置、323 ボディ系制御装置、324 車内LAN、325 H/F装置、326 AV装置。 100 in-vehicle information processing apparatus, 101 in-vehicle state detection unit, 102 communication unit, 103 GUI unit, 104 driver dynamic state detection unit, 105 transmission availability determination unit, 106 map DB, 107 position detection unit, 108 driver static information Acquiring unit, 109 control unit, 110 interior detection sensor, 111 touch panel, 112 liquid crystal monitor, 113 GPS, 114 vehicle speed pulse, 115 H / F device, 116 AV device, 200 onboard information processing device, 201 other vehicle position detection unit, 202 Communication unit, 203 GUI unit, 204 Attention level calculation unit, 205 Map DB, 206 In-vehicle sensor I / F unit, 207 Control unit, 208 Ultrasonic sensor, 209 Image sensor, 210 Touch panel, 211 Liquid crystal monitor, 212 Speaker, 213 GPS 214 cars Pulse, 215 Gyro sensor, 216 Vehicle control device, 217 Engine control device, 218 Body system control device, 219 In-vehicle LAN, 300 In-vehicle information processing device, 301 Other vehicle position detection unit, 302 In-vehicle state detection unit, 303 GUI unit, 304 Driver dynamic state detection unit, 305 communication unit, 306 transmission availability determination unit, 307 attention level calculation unit, 308 map DB, 309 driver static information acquisition unit, 310 in-vehicle sensor I / F unit, 311 control unit, 312 Ultrasonic sensor, 313 image sensor, 314 in-car detection sensor, 315 touch panel, 316 liquid crystal monitor, 317 speaker, 318 GPS, 319 vehicle speed pulse, 320 gyro sensor, 321 vehicle control device, 322 engine control device, 323 body system control device , 324-vehicle LAN, 325 H / F unit, 326 AV device.

Claims (23)

  1.  自車両内の運転者、同乗者、または同乗物の状態を取得する自車両内状態取得部と、
     前記自車両内状態取得部にて検出された前記自車両内の前記状態を自車両情報とし、当該自車両情報を通信によって他車両に送信する通信部と、
     前記自車両情報を前記他車両に送信するか否かの判定を行う送信可否判定部と、
     前記送信可否判定部の判定結果に基づいて、前記通信部による前記自車両情報の送信を制御する制御部と、
    を備える、車載情報処理装置。
    An in-vehicle state acquisition unit that acquires the state of a driver, a passenger, or a vehicle in the own vehicle;
    A communication unit that uses the state in the host vehicle detected by the host vehicle state acquisition unit as host vehicle information, and transmits the host vehicle information to another vehicle by communication;
    A transmission permission determination unit that determines whether to transmit the host vehicle information to the other vehicle;
    A control unit that controls transmission of the host vehicle information by the communication unit based on a determination result of the transmission permission determination unit;
    An in-vehicle information processing apparatus.
  2.  前記送信可否判定部は、前記通信部が前記他車両から前記自車両情報の送信要求を受信した場合において、前記自車両情報を送信可能であると判定することを特徴とする、請求項1に記載の車載情報処理装置。 The transmission permission / non-permission determining unit determines that the host vehicle information can be transmitted when the communication unit receives a request for transmitting the host vehicle information from the other vehicle. The in-vehicle information processing apparatus described.
  3.  前記送信可否判定部は、前記自車両情報の送信要求を行う前記他車両の要求者カテゴリーに応じて、前記自車両情報の送信可否を判定することを特徴とする、請求項1に記載の車載情報処理装置。 The in-vehicle according to claim 1, wherein the transmission permission / inhibition determination unit determines whether the own vehicle information can be transmitted according to a requester category of the other vehicle that requests transmission of the own vehicle information. Information processing device.
  4.  前記送信可否判定部は、前記自車両情報の送信要求を行う前記他車両の要求レベルに応じて、前記自車両情報の送信可否を判定することを特徴とする、請求項1に記載の車載情報処理装置。 The in-vehicle information according to claim 1, wherein the transmission permission / inhibition determination unit determines whether the own vehicle information can be transmitted according to a request level of the other vehicle that requests transmission of the own vehicle information. Processing equipment.
  5.  前記送信可否判定部は、前記自車両情報に応じて、前記他車両からの前記自車両情報の送信要求の有無に関わらず、前記自車両情報を送信可能であると判定することを特徴とする、請求項1に記載の車載情報処理装置。 The transmission permission / inhibition determining unit determines that the host vehicle information can be transmitted regardless of whether there is a request for transmitting the host vehicle information from the other vehicle according to the host vehicle information. The in-vehicle information processing apparatus according to claim 1.
  6.  前記自車両情報は、前記自車両内の現在の活動状態を示す自車両内動的情報を含むことを特徴とする、請求項1に記載の車載情報処理装置。 The in-vehicle information processing apparatus according to claim 1, wherein the own vehicle information includes in-vehicle dynamic information indicating a current activity state in the own vehicle.
  7.  前記自車両内動的情報は、前記自車両の運転者の前記活動状態を示す運転者動的情報を含むことを特徴とする、請求項6に記載の車載情報処理装置。 The in-vehicle information processing apparatus according to claim 6, wherein the in-vehicle dynamic information includes driver dynamic information indicating the activity state of the driver of the own vehicle.
  8.  前記運転者動的情報は、前記自車両の運転者が操作可能な当該自車両内に存在する車両内機器の操作状態を示す情報を含むことを特徴とする、請求項7に記載の車載情報処理装置。 The in-vehicle information according to claim 7, wherein the driver dynamic information includes information indicating an operation state of an in-vehicle device existing in the host vehicle that can be operated by a driver of the host vehicle. Processing equipment.
  9.  前記操作状態は、前記車両内機器を介してハンズフリー通話あるいは発信中であることを特徴とする、請求項8に記載の車載情報処理装置。 The in-vehicle information processing apparatus according to claim 8, wherein the operation state is a hands-free call or outgoing call via the in-vehicle device.
  10.  前記運転者動的情報は、前記車両内機器の、前記自車両の運転者に対する情報の提示状態を示す情報を含むことを特徴とする、請求項8に記載の車載情報処理装置。 The in-vehicle information processing apparatus according to claim 8, wherein the driver dynamic information includes information indicating an information presentation state of the in-vehicle device to the driver of the host vehicle.
  11.  前記自車両情報は、前記自車両の運転者に固有の情報である運転者静的情報を含むことを特徴とする、請求項7に記載の車載情報処理装置。 The in-vehicle information processing apparatus according to claim 7, wherein the own vehicle information includes driver static information that is information unique to a driver of the own vehicle.
  12.  前記自車両内動的情報は、前記自車両の同乗者の前記活動状態を示す同乗者動的情報を含むことを特徴とする、請求項6に記載の車載情報処理装置。 The in-vehicle information processing apparatus according to claim 6, wherein the in-vehicle dynamic information includes passenger dynamic information indicating the activity state of the passenger of the own vehicle.
  13.  前記同乗者動的情報は、前記同乗者が前記自車両の運転者と会話中であることを示す情報、前記同乗者が1人ではしゃいでいることを示す情報、または前記同乗者である乳児が泣いていることを示す情報を含むことを特徴とする、請求項12に記載の車載情報処理装置。 The passenger dynamic information is information indicating that the passenger is talking to the driver of the own vehicle, information indicating that the passenger is alone, or an infant who is the passenger. The in-vehicle information processing apparatus according to claim 12, further comprising information indicating that the person is crying.
  14.  前記同乗者の前記活動状態は、前記自車両内状態取得部による画像処理または音声認識処理によって検知されることを特徴とする、請求項12に記載の車載情報処理装置。 The in-vehicle information processing apparatus according to claim 12, wherein the activity state of the passenger is detected by image processing or voice recognition processing by the in-vehicle state acquisition unit.
  15.  前記自車両情報は、前記自車両の同乗者に固有の情報である同乗者静的情報を含むことを特徴とする、請求項12に記載の車載情報処理装置。 The in-vehicle information processing apparatus according to claim 12, wherein the own vehicle information includes passenger static information that is information unique to the passenger of the own vehicle.
  16.  前記同乗者静的情報は、前記同乗者の有無の情報、前記同乗者の着席位置の情報、または前記同乗者の属性の情報を含むことを特徴とする、請求項15に記載の車載情報処理装置。 The in-vehicle information processing according to claim 15, wherein the passenger static information includes information on the presence or absence of the passenger, information on a seating position of the passenger, or information on attributes of the passenger. apparatus.
  17.  前記同乗者の属性は、前記同乗者の年齢、性別、またはハンディキャップの有無であることを特徴とする、請求項16に記載の車載情報処理装置。 The in-vehicle information processing apparatus according to claim 16, wherein the attribute of the fellow passenger is an age, sex, or presence / absence of a handicap of the fellow passenger.
  18.  前記同乗者は、前記自車両の積載物であって、
     前記自車両情報は、前記積載物の積載状態を示す積載物情報を含むことを特徴とする、請求項6に記載の車載情報処理装置。
    The passenger is a load of the own vehicle,
    The in-vehicle information processing apparatus according to claim 6, wherein the host vehicle information includes load information indicating a load state of the load.
  19.  前記同乗物は、前記他車両内のペットであって、
     前記他車両内情報は、前記ペットの現在の活動状態を示すペット情報を含むことを特徴とする、請求項6に記載の車載情報処理装置。
    The vehicle is a pet in the other vehicle,
    The in-vehicle information processing apparatus according to claim 6, wherein the in-vehicle information includes pet information indicating a current activity state of the pet.
  20.  前記自車両情報は、前記自車両内の静的な状態を示す自車両内静的情報を含むことを特徴とする、請求項1に記載の車載情報処理装置。 The in-vehicle information processing apparatus according to claim 1, wherein the own vehicle information includes in-vehicle static information indicating a static state in the own vehicle.
  21.  前記自車両内静的情報は、前記自車両の運転者に固有の情報である運転者静的情報を含むことを特徴とする、請求項20に記載の車載情報処理装置。 The in-vehicle information processing apparatus according to claim 20, wherein the in-vehicle static information includes driver static information that is information unique to a driver of the host vehicle.
  22.  前記自車両内静的情報は、前記自車両の同乗者に固有の情報である同乗者静的情報を含むことを特徴とする、請求項20に記載の車載情報処理装置。 The in-vehicle information processing apparatus according to claim 20, wherein the in-vehicle static information includes passenger static information which is information unique to the passenger of the own vehicle.
  23.  前記自車両情報は、前記自車両の位置、走行道路、または走行車線の情報を含むことを特徴とする、請求項1に記載の車載情報処理装置。 The in-vehicle information processing apparatus according to claim 1, wherein the own vehicle information includes information on a position, a traveling road, or a traveling lane of the own vehicle.
PCT/JP2012/075795 2012-10-04 2012-10-04 Vehicle-mounted information processing device WO2014054153A1 (en)

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