CN112509279A - Method and system for detecting and protecting life and article left in vehicle - Google Patents
Method and system for detecting and protecting life and article left in vehicle Download PDFInfo
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- CN112509279A CN112509279A CN202011321773.1A CN202011321773A CN112509279A CN 112509279 A CN112509279 A CN 112509279A CN 202011321773 A CN202011321773 A CN 202011321773A CN 112509279 A CN112509279 A CN 112509279A
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- 238000004590 computer program Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 208000000059 Dyspnea Diseases 0.000 description 1
- 206010013975 Dyspnoeas Diseases 0.000 description 1
- 206010019345 Heat stroke Diseases 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/04—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons
- G08B21/0438—Sensor means for detecting
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Abstract
The invention discloses a method for detecting and protecting the leaving of life bodies and articles in a vehicle, which is characterized in that the method for detecting and protecting the leaving of life bodies and articles in the vehicle is connected with a CAN bus of the vehicle to be detected through a main control unit, and the data information of the vehicle is monitored in real time; the video acquisition unit acquires image information in the vehicle, uploads the image information to the main control unit and stores the image information; the main control unit compares and analyzes the images after locking the automobile and the images stored when unlocking and opening the door, judges whether life bodies and/or articles are left in the automobile, and sends out warning when the life bodies and/or the articles are left. By the method for detecting and protecting the life bodies and the articles left in the vehicle, a driver can timely and accurately know whether the life bodies or the articles are left on the vehicle, and casualties caused by long-time sealing in the vehicle due to the fact that children or old people are left on the vehicle are avoided to the greatest extent; or the articles are left on the cart causing the articles to be damaged or lost.
Description
Technical Field
The invention relates to the technical field of automobile safety protection, in particular to a method and a system for detecting and protecting life and article left in an automobile.
Background
With the development of times, the work rhythm of people is accelerated, people have the defect of losing three and four, many people with vehicles drive themselves to go out at ordinary times, occasionally bring family and children out, and the situation that lives such as children, old people and pets are forgotten to be left in the vehicles occurs. When the patient is forgotten, the patient begins to have various dangerous conditions such as dyspnea, heatstroke and the like, and further the tragic cases of death of the patient frequently appear; valuable articles, handbags, famous cigarettes, famous wine and the like are lost on the vehicle sometimes, so that the vehicle glass is broken frequently, and the case that the articles in the vehicle are stolen often happens.
Therefore, how to timely and effectively remind the driver to pay attention to whether life bodies and/or articles are left in the vehicle or not, and guarantee the life safety of the life bodies to the maximum extent is a technical problem which needs to be solved urgently.
Disclosure of Invention
In order to solve the above-mentioned problems, a first aspect of the present invention provides a method for detecting and protecting life entity and article carryover in a vehicle, the method comprising the steps of:
and acquiring vehicle data information, wherein the main control unit is connected with a CAN bus of the vehicle to be detected and monitors the vehicle data information in real time.
The main control unit obtains the state data of the detected vehicle through CAN data analysis, and the main control unit monitors the state of the vehicle in real time.
When the vehicle is unlocked and opened, the video acquisition unit acquires image information in the vehicle, uploads the image information to the main control unit and stores the image information; when the vehicle is flamed out and locked, the video acquisition unit acquires image information in the vehicle, and uploads the image information to the main control unit for storage.
And the main control unit compares and analyzes the images after locking the automobile and the images stored when unlocking and opening the door, and judges whether life bodies and/or articles are left in the automobile.
When detecting that life bodies and/or articles are left in the vehicle, the main control unit controls a horn of the detected vehicle to whistle to alarm, and reminds a driver that life bodies and/or articles are left on the vehicle.
Preferably, the main control unit is connected with the temperature sensor through a serial interface to acquire an in-vehicle temperature signal; the main control unit is connected with the light sensor through a serial interface to acquire light change in the vehicle; the main control unit is connected with the 5G communication unit through the SPI communication interface and used for communicating with the cloud.
Preferably, the vehicle state data includes: key door signal, remote control lock and unlock signal, lock status signal.
Preferably, when the driver puts off the vehicle and locks the vehicle after getting off the vehicle, the main control unit acquires image information in the vehicle through the video acquisition unit and compares the image information with an image recorded during unlocking; the main control unit judges whether life bodies or articles are left in the car, and if the life bodies or the articles are left in the car, the main control unit controls the original car horn to give an alarm prompt. If the driver does not unlock and take away the life or object left in the vehicle within 2 minutes, sending a video call alarm to the vehicle owner through the main control unit through the 5G communication unit or the V2X module; if the main control unit does not detect that a living body or an article is left on the vehicle, no operation is performed.
In a second aspect of the present invention, there is provided a life body and article carry-over detection and protection system in a vehicle, including: the main control unit: and the CAN bus of the vehicle to be tested is connected through an external interface, so that the data information of the vehicle is monitored in real time.
A data analysis unit: the master control unit obtains vehicle state data to be detected through CAN data analysis, and the master control unit monitors the vehicle state in real time.
A video acquisition unit: when a driver unlocks and gets on the vehicle, the video acquisition unit acquires image information in the vehicle, uploads the image information to the main control unit and stores the image information; when the driver extinguishes and locks the vehicle, the video acquisition unit acquires image information in the vehicle, and uploads the image information to the main control unit for storage.
An image analysis unit: and comparing and analyzing the image after locking the vehicle and the image stored during unlocking to judge whether life bodies and/or articles are left in the vehicle.
A warning unit: when the life body and/or the article are left in the vehicle, the main control unit controls the warning unit to send out alarm information to remind a driver that the life body and/or the article are left on the vehicle.
Preferably, the external interface of the main control unit comprises a group of CAN buses, including two twisted pairs of CAN _ H and CAN _ L, which are correspondingly connected with CAN _ H and CAN _ L of the CAN bus of the vehicle to be tested, and are used for acquiring vehicle status signals.
Preferably, the external interface further includes a set of data LVDS signal lines connected to the video acquisition unit, the signal lines being connected to the data signal line interface of the video acquisition unit and used for transmitting commands issued by the main control unit to the video acquisition unit and image information transmitted by the video acquisition unit to the main control unit.
Preferably, the video acquisition unit consists of two high-definition cameras and an image processing unit thereof; one of the two high-definition cameras is arranged at the intersection of the vehicle A column at the driver side and the roof and is responsible for acquiring image information of the front row, namely the main driving position and the auxiliary driving position; and the other high-definition camera is arranged at a ceiling handle of the passenger seat at the right rear side and is used for collecting image information of a second seat row and foot parts at the rear row, namely the rear side of the driving seat. The image processing unit is used for receiving a control command from the main control unit, controlling the high-definition camera controlled by the image processing unit to acquire image information and transmitting the image information to the main control unit, and the main control unit stores and judges the image information.
Preferably, after the driver unlocks the vehicle and opens the left front door, the main control unit collects and records the image information in the vehicle through the video collecting unit, after the vehicle is flamed out and locked and when the vehicle is locked, the main control unit collects the image information in the vehicle through the video collecting unit for comparative analysis, and if life bodies or articles are left in the vehicle, the driver is prompted; when the driver does not make the processing, connect high in the clouds server through 5G communication unit, establish with car owner's cell-phone through the server and be connected, carry out the interior life of car and leave over the warning suggestion, if detect the interior high temperature of car this moment, the system opens the air conditioner through the bus control vehicle of being connected with the vehicle and carries out aeration cooling to guarantee the life safety of the life of leaving over in the car.
The invention has the beneficial effects that: by the method for detecting and protecting the life bodies and the articles left in the vehicle, a driver can be effectively and timely reminded of paying attention to whether the life bodies or the articles are left in the vehicle after the vehicle is locked, so that the driver can timely and accurately know whether the life bodies or the articles are left on the vehicle, and casualties caused by the fact that children or old people are left on the vehicle and the vehicle is closed for a long time are avoided; or the articles are left on the cart causing the articles to be damaged or lost.
Drawings
FIG. 1 is a schematic diagram of a method for detecting and protecting the carryover of life and objects in a vehicle according to the present invention;
fig. 2 is a schematic view of installation positions of a high-definition camera 1 and a high-definition camera 2 provided by the invention;
FIG. 3 is a flow chart of a method for detecting and protecting alarms of in-vehicle life and object carry-over provided by the present invention;
FIG. 4 is an architectural diagram of an in-vehicle life and item carryover detection and protection alarm system provided by the present invention.
Detailed Description
For the purpose of describing the embodiments of the present invention in detail, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The inventors noted in the course of studying the present application that: the condition that whether the life body or the article is left over is judged by judging the image information in the carriage when unlocking and locking the vehicle, so that the accurate judgment that the life body or the article is left over can be realized, the practicability of the warning system for preventing the life body or the article from being left over is improved, and after the life body or the article is found to be left over in the vehicle, the communication can be established with the server through the 5G communication unit under the condition that no warning effect is available, a driver or a vehicle owner is informed, and the warning diversity of the warning system for preventing the life body or the article from being left over is improved; prevent leaving over and report an emergency and ask for help or increased vigilance while monitoring interior temperature, main control unit starts the air conditioner through the bus control vehicle that is connected with the vehicle and ventilates in the car when exceeding the threshold value, has improved more and has been left over the personnel's life safety in the car.
Whether life bodies such as people or animals or articles are left in the vehicle or not can be combined with habitual actions of a driver, namely door locking actions, when the life bodies or the articles are left in the vehicle, the warning actions can be made in a horn whistle mode of the vehicle, and the technical effect of reminding the driver to check whether the life bodies or the articles are left in the vehicle or not is achieved; when no life or article is left in the vehicle, the method and the device do not increase any burden of the driver and do not need the driver to perform additional operation. In addition, even if the driver does not perform any operation, the system can also perform cooling and ventilation by controlling the vehicle air conditioner, so that the life safety of the life body in the vehicle is ensured to the maximum extent, and good user experience is realized.
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The invention mainly aims to provide a method for detecting and protecting life bodies and articles left in a vehicle, and aims to solve the technical problem of how to timely and effectively remind a driver of whether the life bodies and/or the articles are left in the vehicle so as to guarantee the life safety of the life bodies to the maximum extent.
In order to achieve the above objects, the present invention provides an embodiment, as shown in fig. 1, fig. 1 is a schematic diagram of a method for detecting and protecting the life and article carryover in a vehicle according to the present invention.
Step 101: the main control unit is connected with a CAN bus of the tested vehicle through CAN _ H and CAN _ L in the external interface and is used for monitoring the state information of the tested vehicle in real time.
The detected vehicle state information includes: remote control lock car and unlock signal, door state, key door signal, lock state.
Step 102: the system is used for judging whether the state information of the driver and the passenger in the front of the vehicle is that after remote control unlocking is carried out, the vehicle door at the driving side is opened, the system judges that the state of the driver and the passenger before the vehicle takes the vehicle, and the main control unit shoots and stores the environment image in the carriage through the video acquisition unit.
Step 103: and judging that the state information of the driver and the passenger is that the vehicle is in a flameout state after the driver and the passenger leave the vehicle, and changing the state of the vehicle lock from an unlocking state to a locking state after remotely locking the vehicle.
Specifically, the judgment of the information about the existence of the living body or the article left in the vehicle is as follows: after a passenger leaves the vehicle, the system judges that the driver and the passenger leave the vehicle, the main control unit shoots an environment image in a carriage through the video acquisition unit, the image information is compared with a state image before the driver and the passenger take the vehicle, if the main control unit finds that a movable object or a static object exists in the carriage, the main control unit judges that a living body or an object is left in the current vehicle, and controls a horn of the detected vehicle to whistle through an external interface to give an alarm to the driver; if the main control unit finds that no life body or article is left in the current carriage by comparison, no prompt is given.
Specifically, when the unlocking and door opening operation of the vehicle is not detected within 1 minute of warning, the main control unit informs a driver or a vehicle owner through the 5G communication unit and the server, and warning of leaving of life or articles in the vehicle is given.
Specifically, when the unlocking and door opening operation of the vehicle is not detected after the warning is given out for 1 minute, if the temperature in the vehicle is higher than 27 ℃, and the light intensity is not in a dark state, the main control unit controls the vehicle to start an air conditioner for ventilation and cooling through an external interface connected with a vehicle bus, and the temperature is controlled to be about 23-24 ℃ which is the comfortable temperature of a human body; if the temperature in the vehicle is not higher than 27 ℃, the vehicle air conditioner is not controlled; if unlocking and door opening operations exist after the warning is given out, no life or article is left in the automobile after the automobile is locked again, and the warning is not given out.
As shown in fig. 2, fig. 2 is a schematic view of an installation position of the high definition camera 1 and the high definition camera 2 provided by the present invention.
Specifically, the camera can be set and adjusted at a certain angle, so that the high-definition camera 1 can shoot images of the front seat and the positions under the feet; the high-definition camera 2 can shoot images of the seats in the back row and the positions under the feet, and the environment in the carriage has no camera shooting dead angles. Therefore, the purpose of no camera detection dead angle in the vehicle is achieved.
As shown in fig. 3, fig. 3 is a flowchart of a method for detecting and protecting and alarming for the remaining of life and articles in a vehicle according to the present invention.
Specifically, the method comprises the following steps: assuming that the living body is an infant, the alarm system comprises two parts, namely hardware and software, wherein the hardware part comprises a video acquisition unit and a main control unit; the software part is a software program stored in the main control unit. The power supply of the main control unit, the video acquisition unit and the high-definition camera is provided by the existing battery of the vehicle, and an additional power supply is not required to be connected.
The concrete implementation process of the method for giving an alarm about the leaving of life bodies and articles in the vehicle is as follows:
step 301: the alarm system is in a standby state.
Step 302: and judging whether the monitored vehicle is in a flameout state or not. If so, go to step 303; if not, jump to step 301.
Step 303: and judging whether the unlocking operation of the driver exists or not. If so, go to step 304; if not, step 307 is performed.
Step 304: and judging that the driver side door has an opening operation. If so, go to step 305; if not, step 301 is performed.
Step 305: the main control unit controls the video acquisition unit to record image information in the vehicle.
Step 306: and setting a flag bit to indicate that the initial condition in the learning vehicle is recorded.
Step 307: and judging whether the recording flag bit is set. If so, go to step 308; if not, step 301 is performed.
Step 308: judging whether a driver has a vehicle locking operation; if so, step 309 is performed.
Step 309: the video acquisition unit shoots pictures in the carriage and transmits image information in the carriage to the main control unit.
Step 310: the main control unit compares the current images in the carriage with the images recorded in the learning mode and judges whether the images are consistent or not, namely whether life bodies or articles are more than the images recorded in the learning mode or not. If yes, go to step 311; if not step 301 is jumped to.
Step 311: and the main control unit controls a horn of the monitored vehicle to whistle and alarm.
Step 312: and judging whether the unlocking operation exists within one minute after the alarm is given out. If yes, executing step 301; if not step 313 is performed.
Step 313: the 5G communication unit is connected with the cloud server to contact the car owner and give an alarm.
Step 314: the main control unit acquires temperature data in the vehicle through the temperature sensor and judges whether the temperature in the vehicle exceeds a threshold value. If so, go to step 315; if not, step 301 is performed.
Step 315: and the main control unit controls an air conditioning system of the tested vehicle to cool and ventilate the interior of the vehicle through a CAN bus.
Step 316: the main control unit collects temperature data in the vehicle in real time through the temperature sensor and judges whether the temperature in the vehicle is reduced to a comfortable temperature of a human body. If yes, executing step 301; if not, step 315 is performed.
Specifically, when life or article leaving occurs, the system gives an alarm by controlling a horn of the monitored vehicle; warning information (warning information comprises license plate numbers, position information and the like) can be sent to the surroundings through the V2X communication unit, and warning can be sent to people beside the equipment by surrounding V2X equipment (surrounding V2X equipment comprises roadside equipment V2I equipment, V2P equipment carried by people and V2V equipment of other vehicles); the warning information can be uploaded to a cloud server through a 5G communication unit, and a warning is sent to a vehicle owner or a driver through remote communication.
Specifically, when having the life body to leave over in taking place the car, and the car does not have the unblock operation of opening the door in a certain duration, the system passes through temperature sensor and light sensor monitoring in-car temperature and light intensity change and judges whether the in-car temperature CAN produce the safety threat to being left over the life body, if when the in-car temperature exceeded the threshold value that the system set up, the system was through being monitored the air conditioning system work of vehicle and being monitored by the CAN bus control of vehicle and is carried out cooling ventilation processing in the car, the system real-time supervision in-car temperature when the temperature falls to comfortable temperature range, the system closes the air conditioner.
Based on the same inventive concept, the embodiment of the application also provides a system for detecting and protecting the leaving of life bodies and articles in the vehicle, and as the principle of solving the problems of the system is similar to a method for detecting and protecting the leaving of life bodies and articles in the vehicle, the implementation of the system can be referred to the implementation of the method, and repeated parts are not repeated.
Further, the invention provides two parts of hardware and software of a detection and protection system for the leaving of life bodies and articles in a vehicle, wherein the hardware part comprises a main control unit 401, a video acquisition unit 402, a vehicle CAN bus 403, a temperature sensor 404, a light sensor 405 and a loudspeaker 406 of the detected vehicle; as shown in fig. 4, fig. 4 is an architecture diagram of an in-vehicle life and article carry-over detection and protection alarm system provided by the present invention. The video acquisition unit in the system further comprises a high-definition camera 4021 and a high-definition camera 4022, and is used for acquiring image information in the vehicle and providing the image information for the main control unit to judge whether to activate the alarm system.
Specifically, a 5G communication unit and a V2X communication unit are integrated in the main control unit 401, wherein the 5G communication unit can be directly used for connecting with a cloud server; the V2X communication unit may communicate with the road side unit RSU in a short range communication manner.
Specifically, the high definition camera 4021 is configured to acquire images of the front seat and the front underfoot space.
Specifically, the high definition camera 4022 is configured to collect images of the rear seats and the space under the rear feet.
And the vehicle CAN bus 403 is used for connecting the system with the CAN bus of the detected vehicle, and the main control unit acquires the state data of the detected vehicle through the part.
Specifically, the state data of the detected vehicle includes: a key door signal, a door lock signal, a remote key signal, an engine speed signal.
Specifically, the temperature sensor 404 is configured to collect an in-vehicle temperature and provide the in-vehicle temperature to the main control unit.
Specifically, the light sensor 405 is used for collecting the intensity of light outside the vehicle and providing the light to the main control unit.
Specifically, when the main control unit of the horn 406 of the detected vehicle determines that a warning needs to be given, the main control unit controls the horn of the detected vehicle to whistle and alarm.
Specifically, the 5G communication antenna 407 is an external antenna of the 5G communication unit.
Specifically, the V2X communication antenna 408 is an external antenna of the V2X communication unit.
In the above embodiments, all the modules may be implemented by using existing functional components. For example, the processing module may use an existing data processing component, and at least, a positioning server used in the existing positioning technology is equipped to implement the functional component; the receiving module is a component which any equipment with a signal transmission function has; meanwhile, the processing module adopts the existing technical means for parameter calculation, intensity adjustment, error processing and the like, and can be realized by corresponding design and development by technical personnel in the field.
For convenience of description, each part of the above-described apparatus is separately described as being functionally divided into various modules or units. Of course, the functionality of the various modules or units may be implemented in the same one or more pieces of software or hardware when implementing the present application. As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
It should be noted that the above-mentioned preferred embodiments are only illustrative and should not be construed as limiting the scope of the invention, and that modifications and variations can be made by those skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (6)
1. A method for detecting and protecting life and article carry-over in a vehicle, characterized in that the method comprises the following steps:
the method comprises the steps that vehicle data information is obtained, a main control unit is connected with a CAN bus of a detected vehicle, and the main control unit monitors the vehicle data information in real time;
the main control unit obtains the state data of the detected vehicle through CAN data analysis, and the main control unit monitors the state of the vehicle in real time;
when the vehicle is unlocked and opened, the video acquisition unit acquires image information in the vehicle, uploads the image information to the main control unit and stores the image information; when the vehicle is flamed out and locked, the video acquisition unit acquires image information in the vehicle, and uploads the image information to the main control unit for storage;
the main control unit compares and analyzes the images after locking the automobile with the images stored when unlocking and opening the door, and judges whether life bodies and/or articles are left in the automobile;
when detecting that life bodies and/or articles are left in the vehicle, the main control unit controls a horn of the detected vehicle to whistle to alarm, and reminds a driver that life bodies and/or articles are left on the vehicle.
2. The method for detecting and protecting life and article carry-over in the vehicle as claimed in claim 1, wherein the main control unit is connected with the temperature sensor through a serial interface to obtain a temperature signal in the vehicle; the main control unit is connected with the light sensor through a serial interface to acquire light change in the vehicle; the main control unit is connected with the 5G communication unit through the SPI communication interface and used for communicating with the cloud.
3. The in-vehicle life and article carry-over detection and protection method according to claim 1, wherein the video acquisition unit is composed of two high-definition cameras and an image processing unit thereof, and the image processing unit is used for receiving control commands from the main control unit.
4. A life and article carry-over detection and protection system in a vehicle, characterized in that the life and article carry-over detection and protection system in a vehicle comprises:
the main control unit: the CAN bus of the vehicle to be tested is connected through an external interface, and vehicle data information is monitored in real time;
a data analysis unit: the master control unit obtains vehicle state data to be detected through CAN data analysis, and the master control unit monitors the vehicle state in real time;
a video acquisition unit: when a driver unlocks and gets on the vehicle, the video acquisition unit acquires image information in the vehicle, uploads the image information to the main control unit and stores the image information; when the driver extinguishes and locks the vehicle, the video acquisition unit acquires image information in the vehicle, uploads the image information to the main control unit and stores the image information;
an image analysis unit: comparing and analyzing the images after locking the automobile and the images stored during unlocking to judge whether life bodies and/or articles are left in the automobile;
a warning unit: when the life body and/or the article are left in the vehicle, the main control unit controls the warning unit to send out alarm information to remind a driver that the life body and/or the article are left on the vehicle.
5. The in-vehicle life and goods carry over detection and protection system according to claim 4, wherein the external interface of the main control unit includes a set of CAN bus including two twisted pair wires CAN _ H and CAN _ L, which are connected with CAN _ H and CAN _ L of the CAN bus of the vehicle under test correspondingly for obtaining the vehicle status signal.
6. The in-vehicle life and item carry over detection and protection system according to claim 4, wherein the external interface further comprises a set of data LVDS signal lines connected to the video capture unit, the signal lines being interfaced with the data signal lines of the video capture unit for transmitting commands issued by the main control unit to the video capture unit and image information transmitted to the main control unit by the video capture unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN114451865A (en) * | 2022-01-12 | 2022-05-10 | 襄阳达安汽车检测中心有限公司 | Cabin life body detection early warning driving system |
| CN114475506A (en) * | 2021-12-25 | 2022-05-13 | 长安大学 | Multifunctional safety system and method for real-time life detection of passenger vehicle |
| CN114581895A (en) * | 2022-03-29 | 2022-06-03 | 镁佳(北京)科技有限公司 | Vehicle-mounted anti-retention detection method, system and device |
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