WO2013098980A1 - 情報処理システム、情報処理装置、情報処理用プログラム並びに情報記録媒体及び情報処理方法 - Google Patents
情報処理システム、情報処理装置、情報処理用プログラム並びに情報記録媒体及び情報処理方法 Download PDFInfo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/38—Electronic maps specially adapted for navigation; Updating thereof
- G01C21/3804—Creation or updating of map data
- G01C21/3833—Creation or updating of map data characterised by the source of data
- G01C21/3848—Data obtained from both position sensors and additional sensors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/38—Electronic maps specially adapted for navigation; Updating thereof
- G01C21/3804—Creation or updating of map data
- G01C21/3833—Creation or updating of map data characterised by the source of data
- G01C21/3837—Data obtained from a single source
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- the present application belongs to the technical fields of an information processing system, an information processing apparatus, an information processing program, an information recording medium, and an information processing method. More specifically, an information processing system in which a plurality of information processing devices are connected, each information processing device, a program for the information processing device, an information recording medium on which the information processing program is recorded, and the information processing The present invention belongs to the technical field of information processing methods executed in a system.
- information such as roads, stores, traffic lights, etc. is recorded in advance on a map used for guidance in a vehicle navigation system.
- information is collected, for example, when the creator of the map actually travels on roads nationwide.
- features such as roads and buildings that should be displayed on the map are newly constructed every day, but due to the above circumstances, it takes time to update the map corresponding to the new architecture, As a result, there may be a difference between the information on the map and the actual road.
- a navigation apparatus is provided with a camera, and update information for map update is acquired from an image captured by the camera and used for map update.
- the invention described in Patent Document 1 has already been made.
- the invention described in Patent Document 1 since an image is recognized using an in-vehicle device, there is a problem that advanced image analysis cannot be performed from the viewpoint of the processing speed of the in-vehicle device. It was.
- the inventions described in Patent Document 2 and Patent Document 3 below have been made. These inventions are configured to transmit captured images to a server device connected via a network and perform necessary and advanced processing such as image recognition on the server device.
- the image to be transmitted is narrowed down by transmitting the image to the server device at the timing when the vehicle reaches a specific position such as around a predetermined landmark (a famous feature or the like). It is configured to do.
- JP 2002-243469 A Japanese Patent Laid-Open No. 2004-205344 (for example, FIGS. 1 and 2) Japanese Unexamined Patent Publication No. 2007-78600 (for example, FIGS. 1 and 2)
- Another object of the present invention is to provide an information processing system or the like that can update a map corresponding to a case where a new feature or the like is around a vehicle or the like.
- the invention according to claim 1 is a first information processing apparatus that is one information processing apparatus that moves together with a moving body in an information processing system in which a plurality of information processing apparatuses are connected.
- An apparatus includes: a position detection unit that detects a position of the first information processing device at the time of imaging by an imaging unit that captures an image of the periphery of the moving body and generates imaging information corresponding to the periphery; and the generated imaging information And comparison means for comparing the previous imaging information generated by imaging the surroundings before the generation of the imaging information at the detected position, and when the imaging information and the past imaging information are different, Transmission means for transmitting the imaging information and position information corresponding to the detected position to a second information processing apparatus that is another information processing apparatus, and the second information processing apparatus includes: The input means for inputting the imaging information and the position information transmitted from the first information processing apparatus and the map information corresponding to the position corresponding to the input position information are used for the input imaging information. Updating means.
- the invention according to claim 6 is the first information processing apparatus included in the information processing system according to any one of claims 1 to 5.
- An apparatus comprising at least the position detection unit, the comparison unit, and the transmission unit.
- the invention according to claim 7 is the information processing that is the second information processing apparatus included in the information processing system according to any one of claims 1 to 5.
- An apparatus comprising at least the input means and the update means.
- the invention according to claim 8 is the information processing apparatus that is the first information processing apparatus included in the information processing system according to any one of claims 1 to 5.
- a computer included in the apparatus is caused to function as at least the position detection unit, the comparison unit, and the transmission unit.
- the invention according to claim 9 is the second information processing apparatus included in the information processing system according to any one of claims 1 to 5.
- a computer included in the apparatus is caused to function as at least the input unit and the update unit.
- the invention according to claim 10 is the information processing program according to claim 8 or 9 read by the computer according to claim 8 or 9, respectively. It is recorded as possible.
- an invention according to claim 11 is an information processing method executed in an information processing system in which a plurality of information processing devices are connected.
- the first information processing apparatus which is the one information processing apparatus that performs imaging and generates imaging information corresponding to the surroundings, and the one information processing apparatus that moves together with the moving body, the position of the first information processing apparatus at the time of imaging
- the generated imaging information and past imaging information generated by imaging the surroundings before the imaging information is generated at the detected position.
- the imaging information and the past imaging information correspond to each other.
- 1 is a block diagram illustrating a schematic configuration of an information processing system according to an embodiment. It is a block diagram which shows schematic structure of the map data update system which concerns on 1st Example. It is a flowchart which shows the map data update process which concerns on 1st Example. It is a block diagram which shows schematic structure of the map data update system which concerns on 2nd Example. It is a flowchart which shows the map data update process which concerns on 2nd Example.
- FIG. 1 is a block diagram illustrating a schematic configuration of the information processing system according to the embodiment.
- the information processing system S allows the first information processing apparatus 1 and the second information processing apparatus 10 to exchange data with each other via a network NW such as the Internet. Connected and configured.
- the first information processing apparatus 1 moves together with a moving body such as a vehicle, a bicycle, or a person.
- the first information processing apparatus 1 includes a position detection unit 3, a comparison unit 4, and a transmission unit 5.
- the second information processing apparatus 10 includes an input unit 11 and an update unit 12.
- the position detection means 3 of the first information processing apparatus 1 images the surroundings of the moving body that moves together with the first information processing apparatus 1, and the first information at the time of imaging by the imaging means that generates imaging information corresponding to the surroundings.
- the position of the processing device 1 is detected.
- the position detection means 3 detects the position of the moving body that moves together with the first information processing apparatus 1 by, for example, so-called self-contained navigation or by GPS (Global Positioning System).
- GPS Global Positioning System
- the comparison unit 4 of the first information processing apparatus 1 captures the surroundings of the moving body before the generation of the imaging information at the position detected by the imaging information generated by the imaging unit and the position detection unit 3. The generated past imaging information is compared.
- the transmission unit 5 of the first information processing apparatus 1 is configured to detect the imaging information and the position information corresponding to the position detected by the position detection unit 3 when the imaging information generated by the imaging unit is different from the past imaging information. Is transmitted to the second information processing apparatus 10.
- the receiving means 11 of the second information processing apparatus 10 receives the imaging information and the position information transmitted from the first information processing apparatus 1.
- the updating unit 12 of the second information processing apparatus 10 captures the map information corresponding to the position corresponding to the position information transmitted from the first information processing apparatus 1 and the imaging information transmitted from the first information processing apparatus 1. Update using.
- the imaging information automatically captured / generated is different from the past imaging information previously captured / generated at the same position.
- the imaging information is transmitted to the second information processing apparatus 10 to be used for updating the map information. Therefore, a new feature or the like is around the moving body without imposing a burden on the user of the first information processing apparatus 1 and suppressing the communication amount between the first information processing apparatus 1 and the second information processing apparatus 10. Map information can be updated accordingly.
- FIG. 2 is a block diagram showing a schematic configuration of the map data update system according to the first embodiment
- FIG. 3 is a flowchart showing a map data update process according to the first embodiment.
- the same member number as each structural member in the information processing system S is used for each structural member of the example corresponding to each structural member in the information processing system S according to the embodiment shown in FIG. ing.
- the map data update system S1 according to the first example as an example of the information processing system S according to the embodiment includes a plurality of navigation devices 1 each of which is an example of the first information processing device 1.
- the map management apparatus 10 as an example of the second information processing apparatus 10 is configured to be connected to and from each other via a network NW such as the Internet or a dedicated line.
- each of the navigation devices 1 is mounted on the vehicle M, for example, and guides the movement of the vehicle M while moving with the vehicle M, respectively.
- Each navigation device 1 includes an imaging unit 2, a position detection unit 3 as an example of a position detection unit 3, an image analysis unit 4 as an example of a comparison unit 4, and a transmission unit 5 as an example of a transmission unit 5.
- an image comprising a display unit 6 including a liquid crystal display, a control unit 7 including a CPU, a RAM (Random Access Memory), a ROM (Read Only Memory), and the like, and a hard disk drive (hereinafter simply referred to as HDD), for example.
- a recording unit 8 and a map recording unit 9 composed of an HDD or the like are provided.
- the map management apparatus 10 includes a receiving unit 11 as an example of the receiving unit 11, a map updating unit 12 as an example of the updating unit 12, a control unit 13 including a CPU, a RAM, a ROM, and the like, an image recognition unit 14, and the like. And a map recording unit 15 composed of an HDD or the like.
- each navigation device 1 has the same configuration and performs the same operation, in the following description, the map according to the first embodiment is used using the relationship between one navigation device 1 and the map management device 10. The configuration and operation of the data update system S1 will be described.
- the position detection unit 3 of the navigation device 1 uses, for example, GPS, vehicle speed pulses corresponding to rotation of a tire (not shown) of the vehicle M, acceleration data from a gyro sensor (not shown), or the like.
- the current position of the vehicle M on which the navigation device 1 is mounted is specified by, for example, latitude / longitude and altitude.
- the control unit 7 sets the specified position as the position of the navigation device 1 itself.
- the imaging unit 2 of the navigation device 1 is composed of, for example, a video camera or a still camera. Then, when the vehicle M is stopped or moving, the imaging unit 2 automatically controls the moving road, the surrounding scenery, a building such as a store on the route, or a famous feature under the control of the control unit 7. The image data corresponding to the scenery is generated and output to the image analysis unit 4. In addition, you may comprise so that imaging of scenery etc. in the image pick-up part 2 may be automatically performed corresponding to some driving
- control unit 7 of the navigation device 1 obtains position data indicating the position of the navigation device 1 at the timing when the scenery corresponding to the generated image data is captured (that is, the timing at which the image data is generated). Obtained from the position detector 3. As a result, the control unit 7 records the image data generated by the imaging unit 2 and the position data indicating the position of the navigation device 1 at the timing at which the image data was generated as a pair in the image recording unit 8. .
- the image analysis unit 4 of the navigation device 1 controls the image data generated by the imaging unit 2 under the control of the control unit 7 using the position data, and the position of the navigation device 1 when the image data is generated.
- the image data that has been captured / generated in the past and recorded in the image recording unit 8 is compared, and it is determined whether or not there is a difference between the two image data, that is, whether or not they are different.
- the determination result is output to the unit 7.
- a determination method in the image analysis unit 4 for example, two image data are overlapped, and for example, a difference is detected for each pixel constituting the image data.
- the image data can be determined to be different. In this case, it may be determined that both image data are different even if they are not different in all pixels.
- the control unit 7 captures the image data captured / generated by the imaging unit 2 and the time when the image data is generated.
- the position data indicating the position of the navigation device 1 is output to the map management device 10 via the transmission unit 5 and the network NW.
- the transmission unit 5 performs necessary output interface processing and the like on the image data and position data to be transmitted.
- the map recording unit 9 records the map data necessary for guiding the movement of the vehicle M by the navigation device 1 in a nonvolatile manner, and outputs the map data to the control unit 7 as necessary.
- the control part 7 performs the process required for the said guidance using the said output map data, and performs the map data update process which concerns on 1st Example demonstrated using FIG.
- the display unit 6 displays a map or the like necessary for the guidance under the control of the control unit 7 and displays an image or the like corresponding to the image data as necessary.
- the map recording unit 15 of the map management device 10 records, in a nonvolatile manner, map data to be distributed to each navigation device 1 via, for example, the network NW under the control of the control unit 13.
- the map data is updated as necessary by the map update unit 12 as will be described later.
- the receiving unit 11 of the map management apparatus 10 receives the image data and the position data transmitted from the transmitting unit 5 of any of the navigation devices 1 under the control of the control unit 13, and performs necessary input interface processing. And output to the control unit 13.
- the image recognition unit 14 of the map management apparatus 10 includes the contents of the signboard of the road or the store included in the received image data (specifically, for example, imaged as a signboard). Or the like, and the traffic signal is output to the control unit 13.
- the map update unit 12 of the map management apparatus 10 displays the recognition result in the image recognition unit 14 and the map data already recorded in the map recording unit 15 in the recognition result.
- the position data transmitted together with the basic image data is compared as a clue to determine whether there is a difference between the two. If there is a difference between the two, the map updating unit 12 updates necessary map data among the map data recorded in the map recording unit 15 using the recognition result in the image recognition unit 14.
- the control unit 13 controls the receiving unit 11, the map update unit 12, the image recognition unit 14, and the map recording unit 15 to execute the map data update process according to the first embodiment, and the entire map management device 10. Centrally control the operation.
- map data update processing according to the first embodiment which is executed mainly by the control unit 7 of the navigation device 1 and the control unit 13 of the map management device 10, will be specifically described with reference to FIGS. 2 and 3. To do.
- the control unit 7 of the navigation device 1 controls the imaging unit 2 when the navigation device 1 is turned on, and the above-described operation is performed while the vehicle M is stopped or moving. As described above, the moving scenery or the like is automatically imaged, and image data corresponding to the scenery or the like is generated and output to the image analysis unit 4 (step S1).
- the control unit 7 controls the position detection unit 3 to specify the current position of the vehicle M (in other words, the current position of the navigation device 1) as described above (step S2). Further, the control unit 7 records the image data generated by the imaging unit 2 and the position data corresponding to the image data as a pair in the image recording unit 8 (step S3).
- control unit 7 reads out from the image recording unit 8 the image data previously captured / generated at the position where the image data was generated by the imaging unit 2 and recorded in the image recording unit 8 (step S4).
- the read image data and the image data generated by the imaging unit 2 are compared by the image analysis unit 4 (step S5), and it is determined whether or not the two image data are different (step S6). If it is determined in step S6 that the two are not different (step S6; NO), it is not necessary to update the map data regarding the scenery and the like captured at that timing. Returning to the operation of step S1, the next scene or the like is imaged.
- step S6 when it is determined in step S6 that they are different (step S6; YES), the control unit 7 indicates the image data captured / generated by the imaging unit 2 and the position where the image data is generated.
- the position data is transmitted as transmission data D to the map management apparatus 10 via the transmission unit 5 and the network NW (step S7).
- control unit 7 determines whether or not the power of the navigation device 1 is turned off (step S8). If it is determined that the navigation device 1 is turned off, the map data updating process according to the first example is terminated, while the power source is If it is not turned off (step S8; NO), the process returns to the operation of step S1 to capture the next scene or the like.
- the control unit 13 of the map management device 10 starts monitoring whether or not the transmission data D has been transmitted from any of the navigation devices 1 after turning on the power to the map management device 10 (see step S7). Step S10).
- the control unit 13 continues to perform the monitoring, while when the transmission data D is transmitted (step S10; YES),
- the control unit 13 receives the transmitted image data and position data in the transmission data D, and further uses the image recognition unit 14 to describe the contents of the image data (the road or store signboard on which the vehicle M is moving). Or the like) (step S12).
- the control unit 13 is transmitted by the map update unit 12 together with the recognition result in the image recognition unit 14 and the map data already recorded in the map recording unit 15 (the image data that is the basis of the recognition result). Map data corresponding to the position data) is compared (step S13), and it is determined whether there is a difference between the two (step S14). If there is no difference between the two in the determination in step S14 (step S14; NO), the control unit 13 returns to the determination in step S10 to receive the next transmission data D. On the other hand, when there is a difference between the two in the determination in step S14 (step S14; YES), the control unit 13 is recorded in the map recording unit 15 by the map update unit 12 using the recognition result in the image recognition unit 14. Necessary map data among the existing map data is updated (step S15). Thereafter, the control unit 13 returns to the determination in step S10 to receive the next transmission data D.
- update data corresponding to the update portion is transmitted to each navigation device 1 via the network NW, for example, every update or periodically. It is preferable that the map data recorded in the map recording unit 9 of the navigation device 1 is updated.
- the update data in this case is transmitted directly to each navigation apparatus 1 via the network NW, and the update data recorded on a recording medium such as an optical disk is provided to the user of the navigation apparatus 1 to update the map data. It can also be used.
- the update data may be provided to a store of the navigation device 1 and further distributed or distributed to the users of the navigation devices 1 at the store.
- the same position as the image data automatically captured / generated by the image capturing unit 2 of the navigation device 1 is displayed.
- the image data is transmitted to the map management device 10 to be used for updating the map data, so that the user of the navigation device 1 is not burdened.
- the map data is updated correspondingly. Can do.
- the image data and the corresponding position data are recorded in the image recording unit 8 as a pair, read out as past image data, and used for comparison with new image data.
- the amount of communication between the navigation device 1 and the map management device 10 can be suppressed as compared with the case where the image data is acquired from the map management device 10.
- FIG. 4 is a block diagram showing a schematic configuration of the map data update system according to the second embodiment
- FIG. 5 is a flowchart showing a map data update process according to the second embodiment. 4 and 5, the same component numbers and step numbers are assigned to the same configurations and processes as those of the map update system S1 according to the first embodiment (see FIG. 2) and processes (see FIG. 3). Detailed description is omitted.
- the image data imaged / generated by the imaging unit 2 of the navigation device 1 is recorded in the image recording unit 8 of the navigation device 1 and compared with new image data by the image analysis unit 4. It was offered to.
- the image data generated in the past is acquired from the map management device 10 and the navigation device 1 does not include the image recording unit 8.
- the navigation device 20 of the map data update system S2 according to the second embodiment is configured not to include the image recording unit 8 of the navigation device 1 according to the first embodiment, as shown in FIG.
- the other imaging unit 2 to control unit 7 and map recording unit 9 are provided in the same manner as the navigation device 1 according to the first embodiment.
- the map management device 30 of the map data update system S2 according to the second embodiment includes each navigation device in the past in addition to the receiving unit 11 to the map recording unit 15 of the map management device 10 according to the first embodiment.
- An image recording unit 16 composed of an HDD or the like is provided, which records image data transmitted as transmission data D from 20 together with corresponding position data.
- map data update process which is executed mainly by the control unit 7 of the navigation device 20 and the control unit 13 of the map management device 30, will be specifically described with reference to FIGS. 4 and 5. To do.
- the control unit 7 of the navigation device 20 first performs the same steps as the map data update process according to the first embodiment.
- the processes from S1 to S3 are executed.
- the control unit 7 includes position data DP indicating the position specified in the process of step S2 together with identification data for identifying the navigation device 20 provided with the control unit 7 from other navigation devices 20. It transmits to the map management apparatus 30 via the transmission part 5 and the network NW (step S20).
- the control unit 7 receives a receiving unit (not shown in FIG. 4). This is received (step S21). Then, the control unit 7 uses the image analysis unit 4 to compare the received image data with the image data generated by the imaging unit 2 in the immediately preceding step S1 (step S22). Thereafter, the control unit 7 executes the processes of steps S6 to S8 similar to the map data update process according to the first embodiment.
- the control unit 13 of the map management device 30 starts monitoring whether or not the position data DP has been transmitted from any of the navigation devices 20 after the map management device 30 is powered on. (See step S20 above. Step S30).
- the control unit 13 thereafter performs the processes of steps S10 to S15 similar to the map data update process according to the first example. Execute. At this time, the image data and the position data included in the transmission data D transmitted from the navigation device 20 are recorded in the image recording unit 16 as a pair.
- step S30 when the position data DP is transmitted in the monitoring in step S30 (step S30; YES), the control unit 13 is imaged / generated in the past at the position indicated by the transmitted position data DP, and the image recording unit 16 (Step S31), and the navigation apparatus that has transmitted the position data DP in the determination of step S30 using the read image data DG as a clue to the identification data transmitted together with the position data DP. 20 is sent (replyed) to 20 (step S32).
- the transmission of the image data DG in this case is performed via the network NW using a transmission unit (not shown in FIG. 4). Thereafter, the control unit 13 returns to step S30 and monitors reception of the position data DP.
- a burden is imposed on the user of the navigation device 20 as in the map data update process according to the first embodiment. Even if there is a new feature or the like around the vehicle M, the map data is updated in response to the traffic volume between the navigation device 20 and the map management device 30. can do.
- update data corresponding to the updated map data is transmitted to any one of the navigation devices 20, and the map data recorded in the navigation device 20 is updated using the transmitted update data.
- Map data can be used in each navigation device 20.
- image data DG transmitted from the map management device 30 corresponding to the position data DP is newly captured / generated in the navigation device 20. Since it is used for comparison with image data, the configuration of the navigation device 20 can be simplified as compared with the case where past image data as a comparison target is recorded in the navigation device 20.
- the image data to be compared when comparing image data based on the imaging position, the image data to be compared can be specified in consideration of the direction in which the image data was captured.
- the imaging unit 2 in the navigation device 1 or the navigation device 20 in each embodiment described above is not built in the navigation device 1 or the navigation device 20 but sold separately or out of the navigation device 1 or the navigation device 20. It can also be configured as an additional imaging unit.
- the transmission data D, the position data DP, or the image data DG is directly exchanged between the navigation device 1 or the navigation device 20 and the map management device 10 or the map management device 30.
- the transmission data D and the like are exchanged with the map management device 10 or the map management device 30 via a portable wireless telephone (mobile phone) carried by the user who uses the navigation device 1 or the navigation device 20. It can also be configured to send and receive indirectly.
- a portable wireless telephone mobile phone
- control of the imaging unit 2 in the navigation device 1 or the navigation device 20 the control of the transmission unit 5, the position detection unit 3 and the image analysis unit 4, and the map management device 10 or the map management device 30.
- the control of the reception unit 11, the image recognition unit 14, and the map update unit 12, for example, the program corresponding to the flowchart shown in FIG. 3 or 5 is read and executed by the CPU of the control unit 7 or the control unit 13.
- the control unit 7 or the control unit 13 may be functionally realized.
- This program may be configured to be acquired and executed by each navigation device 1, navigation device 20, map management device 10, or map management device 30 via the network NW, for example, recorded on an optical disc or the like
- the program may be read and executed by the control unit 7 or the control unit 13 of each device.
- the navigation device 1 or the navigation device 20 in each embodiment is not only a device having a position detection unit 3 and a guidance function, but also a portable information terminal having a function of simply displaying a map to the user. Also good. Further, it is not always necessary for the portable information terminal or the like to record the map data on its own, and the image data obtained by capturing a moving scene or the like is compared with the past image data corresponding to the imaging position. However, when they are different, it is sufficient to have at least a function of transmitting the image data and the position data indicating the imaging position to the map management device 10 or the map management device 30. In this case, the map data used in the portable information terminal or the like may be configured such that the portable information terminal or the like acquires the map data from the external map server device or the like connected through the network NW, for example. .
- First information processing device 2 Imaging unit 3 Position detection unit (position detection means) 4 Image analysis unit (comparison means) 5 Transmitter (Transmission means) 7, 13 Control unit 8, 16 Image recording unit 9, 15 Map recording unit 10, 30 Map management device (second information processing device) 11 Receiver (Receiving means) 12 Map update section (update means) 14 Image recognition unit S Information processing system S1, S2 Map data update system D Transmission data NW Network M Vehicle DP Position data DG Image data
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Abstract
Description
(I)第1実施例
始めに、実施形態に対応する第1実施例について、図2及び図3を用いて説明する。なお図2は第1実施例に係る地図データ更新システムの概要構成を示すブロック図であり、図3は第1実施例に係る地図データ更新処理を示すフローチャートである。このとき図2では、図1に示した実施形態に係る情報処理システムSにおける各構成部材に対応する実施例の構成部材それぞれについて、当該情報処理システムSにおける各構成部材と同一の部材番号を用いている。
(II)第2実施例
次に、実施形態に対応する他の実施例である第2実施例について、図4及び図5を用いて説明する。なお図4は第2実施例に係る地図データ更新システムの概要構成を示すブロック図であり、図5は第2実施例に係る地図データ更新処理を示すフローチャートである。また図4及び図5において、第1実施例に係る地図更新システムS1の構成(図2参照)及び処理(図3参照)と同一の構成及び処理については、同一の部材番号及びステップ番号を付して細部の説明は省略する。
2 撮像部
3 位置検出部(位置検出手段)
4 画像解析部(比較手段)
5 送信部(送信手段)
7、13 制御部
8、16 画像記録部
9、15 地図記録部
10、30 地図管理装置(第2情報処理装置)
11 受信部(受信手段)
12 地図更新部(更新手段)
14 画像認識部
S 情報処理システム
S1、S2 地図データ更新システム
D 送信データ
NW ネットワーク
M 車両
DP 位置データ
DG 画像データ
Claims (11)
- 複数の情報処理装置が接続されてなる情報処理システムにおいて、
移動体と共に移動する一の前記情報処理装置である第1情報処理装置は、
前記移動体の周囲を撮像し、当該周囲に相当する撮像情報を生成する撮像手段による撮像時の前記第1情報処理装置の位置を検出する位置検出手段と、
前記生成された撮像情報と、前記検出された位置において当該撮像情報の生成より前に前記周囲を撮像して生成された過去撮像情報と、を比較する比較手段と、
前記撮像情報と前記過去撮像情報とが異なるとき、当該撮像情報及び前記検出された位置に相当する位置情報を、他の前記情報処理装置である第2情報処理装置に宛てて送信する送信手段と、
を備え、
前記第2情報処理装置は、
前記第1情報処理装置から送信された前記撮像情報及び前記位置情報が入力される入力手段と、
前記入力された位置情報に相当する前記位置に対応する地図情報を、前記入力された撮像情報を用いて更新する更新手段と、
を備えることを特徴とする情報処理システム。 - 請求項1に記載の情報処理システムにおいて、
前記第1情報処理装置は、前記生成された撮像情報と、当該撮像情報に対応する前記位置情報と、を、対として記録する撮像情報記録手段を更に備え、
前記第1情報処理装置の前記比較手段は、前記記録されている撮像情報を前記過去撮像情報として読み出して、新たに生成された前記撮像情報との比較を行うことを特徴とする情報処理システム。 - 請求項1に記載の情報処理システムにおいて、
前記第1情報処理装置は、
前記位置情報を前記第2情報処理装置に宛てて送信する位置情報送信手段と、
前記送信した位置情報に相当する前記位置に対応する前記過去撮像情報が前記第2情報処理装置から送信されてきたとき、当該送信されてきた過去撮像情報を受信する撮像情報受信手段と、
を更に備え、
前記第1情報処理装置の前記比較手段は、新たに生成された前記撮像情報との比較を前記受信した過去撮像情報を用いて行うことを特徴とする情報処理システム。 - 請求項1から請求項3のいずれか一稿に記載の情報処理システムにおいて、
前記第2情報処理装置は、前記地図情報を記録する記録手段を更に備え、
前記第2情報処理装置の前記更新手段は、前記記録されている地図情報のうち、前記入力された位置情報に相当する前記位置に対応する当該地図情報を、前記入力された撮像情報を用いて更新することを特徴とする情報処理システム。 - 請求項1から請求項4のいずれか一項に記載の情報処理システムにおいて、
前記第2情報処理装置は、前記更新された地図情報に対応する更新情報を当該第2情報処理装置以外のいずれかの前記情報処理装置に宛てて送信する地図情報送信手段を更に備え、
前記いずれかの前記情報処理装置は、
前記地図情報を記録する地図情報記録手段と、
前記送信された更新情報を受信する更新情報受信手段と、
前記受信した更新情報を用いて前記地図情報記録手段に記録されている前記地図情報を更新する地図情報更新手段と、
を備えることを特徴とする情報処理システム。 - 請求項1から請求項5のいずれか一項に記載の情報処理システムに含まれる前記第1情報処理装置である前記情報処理装置であって、
少なくとも、
前記位置検出手段と、
前記比較手段と、
前記送信手段と、
を備えることを特徴とする情報処理装置。 - 請求項1から請求項5のいずれか一項に記載の情報処理システムに含まれる前記第2情報処理装置である前記情報処理装置であって、
少なくとも、
前記入力手段と、
前記更新手段と、
を備えることを特徴とする情報処理装置。 - 請求項1から請求項5のいずれか一項に記載の情報処理システムに含まれる前記第1情報処理装置である前記情報処理装置に含まれるコンピュータを、
少なくとも、
前記位置検出手段、
前記比較手段、及び、
前記送信手段、
として機能させることを特徴とする情報処理用プログラム。 - 請求項1から請求項5のいずれか一項に記載の情報処理システムに含まれる前記第2情報処理装置である前記情報処理装置に含まれるコンピュータを、
少なくとも、
前記入力手段、及び、
前記更新手段、
として機能させることを特徴とする情報処理用プログラム。 - 請求項8又は請求項9に記載の前記情報処理用プログラムが、請求項8又は請求項9に記載の前記コンピュータによりそれぞれ読み取り可能に記録されていることを特徴とする情報記録媒体。
- 複数の情報処理装置が接続されてなる情報処理システムにおいて実行される情報処理方法において、
移動体において、当該移動体の周囲を撮像し、当該周囲に相当する撮像情報を生成する撮像工程と、
前記移動体と共に移動する一の前記情報処理装置である第1情報処理装置において、前記撮像時の当該第1情報処理装置の位置を検出する位置検出工程と、
前記第1情報処理装置において、前記生成された撮像情報と、前記検出された位置において当該撮像情報の生成より前に前記周囲を撮像して生成された過去撮像情報と、を比較する比較工程と、
前記第1情報処理装置において、前記撮像情報と前記過去撮像情報とが異なるとき、当該撮像情報及び前記検出された位置に相当する位置情報を、前記第1情報処理装置から他の前記情報処理装置である第2情報処理装置に宛てて送信する送信工程と、
前記第2情報処理装置において、前記第1情報処理装置から送信された前記撮像情報及び前記位置情報が入力される入力工程と、
前記第2情報処理装置において、前記入力された位置情報に相当する前記位置に対応する地図情報を、前記入力された撮像情報を用いて更新する更新工程と、
を含むことを特徴とする情報処理方法。
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