CN214540837U - Automobile identity recognition device - Google Patents

Abstract

The utility model discloses a car identification device includes that car identification device contains driver's digit and drives license, driver identification module, on-vehicle data storage module, on-vehicle data processing module, on-vehicle communication module, external vehicle communication module, vehicle and adds/unlocks control module. The data processing and communication method comprises a vehicle management mechanism grading method, an external vehicle communication module classification method, a module key generation method, a module key verification method, a data transmission symmetric key generation method, a driver identity identification method, a driver driving record storage method, a vehicle data query method and a vehicle data writing method. Different organizations can obtain respective required information according to different authorities, and various works such as traffic law enforcement, vehicle maintenance, high-speed passing and charging, parking charging, station access management and the like are facilitated.

Description

Automobile identity recognition device

Technical Field

The utility model relates to a vehicle recognition device especially relates to a car identification device.

Background

The current vehicle information, the vehicle owner information and the driver information are stored in a scattered manner, the driving license of the driver is still stored by adopting a traditional paper medium, and the driving license of the driver is not in line with the development trend of intelligent networked automobiles, so that a plurality of problems are caused, such as incapability of determining that the driver and the driver deduct points when driving the vehicle in violation of rules, invasion of ETC (electronic toll collection) of other people at a high-speed payment place and the like when the vehicle breaks down; if real-time, real-name and centralized management of data of vehicles, vehicle owners, drivers and the like is comprehensively realized, various kinds of management and services can be facilitated, and the overall social efficiency is greatly improved.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: an object of the utility model is to provide a different institutions obtain required information separately according to different authorities, make things convenient for the traffic law enforcement, vehicle maintenance, high-speed current and the car identification device of each item work such as charge, parking charge, station access & exit management.

The technical scheme is as follows: the utility model discloses an automobile identity recognition device, which comprises a digital driving license, a driver identity recognition module, a data storage module, a data processing module, a communication module, an external vehicle communication module and a vehicle locking/unlocking control module; the data processing module is respectively connected with the driver identity recognition module, the data storage module, the communication module and the vehicle locking/unlocking control module; the driver identity recognition module is used for extracting the information of the digital driving license; the communication module is connected with the external vehicle communication module.

Further, the driver identity identification module comprises a driver license card reader, a camera, a driver seat pressure sensor and an identity information confirmation device, wherein the identity information confirmation device comprises a fingerprint reading device or an iris reading device, the driver license card reader is used for extracting digital driver license information, the camera is used for collecting driver face information, and the driver seat pressure sensor is used for detecting whether a driver is seated or not.

Further, the data storage module comprises a vehicle factory information storage chip and other information storage chips, and the vehicle factory information storage chip and the other information storage chips are connected with the data processing module.

Further, the vehicle delivery information storage chip is a read-only memory, is solidified in a ROM when the automobile is delivered, and stores vehicle delivery parameters and a security key library; the vehicle delivery parameters comprise the brand, the model, the vehicle delivery number, the engine number, the frame number, the vehicle color and the number of seats of the vehicle; the safety key bank stores the name, the number, the authority level and the key of the authenticated vehicle management organization, the key is a public key adopting an asymmetric key system, and the asymmetric key system adopts an RSA algorithm.

Furthermore, the other information storage chip is an E-EPROM, and is controlled by the vehicle-mounted data processing module to read and write, store vehicle owner information, emergency contact information, other information of the vehicle, historical query and write information and an expansion key bank; the owner information comprises the name, sex, address and telephone of the owner; the emergency contact information comprises the name, the gender, the address, the telephone and the relation with the owner of the emergency contact; the other information of the vehicle comprises a license plate number and other refitting information of the vehicle approved by the vehicle management part; the historical inquiry and write-in information is information of each inquiry or write-in party, and comprises a module number of a device containing the external vehicle communication module, a module authority level, a module key, a vehicle management agency name for authorizing the module and inquiry or write-in time; the expanded key bank stores names, numbers, authority levels and keys of authenticated vehicle management mechanisms outside the safe key bank in the vehicle factory information storage chip, the keys stored in the expanded key bank adopt public keys of an asymmetric key system, and the asymmetric key system adopts an RSA algorithm.

The vehicle-mounted data processing module consists of a central processing unit and a peripheral circuit and is connected with the driver identity recognition module, the vehicle-mounted data storage module, the vehicle-mounted communication module and the vehicle locking/unlocking control module.

The vehicle-mounted data processing module is used for detecting whether a driver sits or not through the driver seat pressure sensor, if the driver sits, the face information of the driver is collected through the camera, the fingerprint or iris information of the driver is collected through the fingerprint or iris reading device, and the digital driving license of the driver is read through the driver driving license card reader; and comparing the collected driver information with the read digital driver license information, and sending an instruction to the vehicle locking/unlocking control module according to a comparison result to lock and unlock the vehicle.

The vehicle-mounted data processing module is responsible for controlling the vehicle-mounted communication module to communicate with the external vehicle communication module; and the system is responsible for verifying the digital signature of the external vehicle communication module based on the security key bank and the expansion key bank in the vehicle-mounted data storage module, and reading the information in the vehicle-mounted data storage module or writing the information into other information storage chips in the vehicle-mounted data storage module according to the authority and the read-write request of the external vehicle communication module.

The vehicle-mounted communication module is connected with the vehicle-mounted data processing module, and is used for communicating with the external vehicle communication module, receiving the digital signature, the authority level, the query instruction and the setting instruction sent by the external vehicle communication module, and transmitting the digital signature, the authority level, the query instruction and the setting instruction to the vehicle-mounted data processing module; and receiving data of the vehicle-mounted data processing module and transmitting the data to the external vehicle communication module.

The external vehicle communication module can be integrated in various fixed or handheld communication facilities, comprises a module number, a module authority level and a module secret key and is used for communicating with the vehicle-mounted communication module; wherein the module number is a unique traceable module number for each module; the module key is a key generated by a vehicle management mechanism authorizing the module by adopting a module key generation method; module permissions are the level of permissions a vehicle authority authorizing a module sets for a device using the module.

The vehicle locking/unlocking control module is connected with the vehicle-mounted data processing module and is used for locking/unlocking the vehicle according to the instruction of the vehicle-mounted data processing module.

The digital driver license consists of a read-only memory card and stores personal information of the driver, including name, gender, photo, fingerprint, iris, ID number, driver license number, address, telephone, emergency contact name, emergency contact telephone, relationship between the emergency contact and the driver, and the period of validity of the driver license.

The utility model discloses a data processing and communication method of car identification device, including module key generation and verification method, data transmission symmetric key generation method, driver identification method, vehicle data inquiry and write in method, vehicle management mechanism classification method, external vehicle communication module classification method, driver's driving record save method.

Further, the driver identification method comprises the following steps:

(1) the data processing module detects that a driver sits through the driver seat pressure sensor and acquires facial information of the driver in the driver seat through the camera;

(2) the face information of the driver is compared with a picture in a digital driving license of the driver read by a driver driving license card reader, and the driver is unlocked by a vehicle locking/unlocking controller after the face information of the driver is confirmed to be the driver;

(3) if the face recognition is unsuccessful, the driver can choose to use the fingerprint recognition or the iris recognition instead, at the moment, the fingerprint or iris information of the driver is read by the fingerprint or iris reading device and is matched with the information in the digital driving license of the driver, and if the matching is successful, the driver can unlock the automobile by the automobile locking/unlocking controller after confirming the driver.

Further, the vehicle data query and write-in method specifically includes:

(1) the vehicle data query method comprises the following steps: a device containing an external vehicle communication module sends a query instruction to a vehicle, wherein the query instruction comprises a module number, a module authority level, a module key, a vehicle management authority name authorizing the module and a target to be queried, and a data transmission symmetric key is generated by a data transmission symmetric key generation method; the vehicle-mounted communication module transmits the received query instruction to the vehicle-mounted data processing module, the vehicle-mounted data processing module verifies the identity of a device containing the external vehicle communication module by using a module key verification method, if the identity verification is successful, a data transmission symmetric key is generated by using a data transmission symmetric key generation method, the result data of a target to be queried, which is contained in the reading authority corresponding to the module authority level, is encrypted by using the data transmission symmetric key to generate a ciphertext, the ciphertext is sent to the external vehicle communication module through the vehicle-mounted communication module, and meanwhile, the query record of the time is written in other information storage chips of the vehicle-mounted data storage module, wherein the query record comprises the module number of the device containing the external vehicle communication module, the module authority level, the module key, the name of a vehicle management organization authorizing the module and query time; if the identity authentication fails, no response is made; after receiving the ciphertext, the external vehicle communication module decrypts the ciphertext by using the data transmission symmetric key to obtain the required information;

(2) the vehicle data writing method comprises the following steps: the device comprising the external vehicle communication module generates a data transmission symmetric key through a data transmission symmetric key generation method, encrypts data to be written into a ciphertext by using the data transmission symmetric key, and sends a write-in instruction to a vehicle, wherein the write-in instruction comprises a module number, a module authority level, a module key, a vehicle management agency name authorizing the module and the ciphertext; the vehicle-mounted communication module transmits the received write-in instruction to the vehicle-mounted data processing module, the vehicle-mounted data processing module verifies the identity of the device containing the external vehicle communication module by using a module key verification method, if the identity verification is successful, a data transmission symmetric key is generated by using a data transmission symmetric key generation method, the received ciphertext is decrypted by using the data transmission symmetric key to obtain data to be written in, the data are written into other information storage chips according to requirements, and meanwhile, the write-in record comprises the module number, the module permission level, the module key, the name of a vehicle management organization authorizing the module and the write-in time of the device containing the external vehicle communication module is written into the other information storage chips of the vehicle-mounted data storage module; if the authentication fails, no response is made.

Further, the module key generation and verification method specifically includes:

(1) the module key generation method comprises the following steps: the vehicle management mechanism authorizing the module uses a character string formed by connecting the serial number of the vehicle management mechanism with the serial number of the module and the authority level of the module as a plaintext, and generates a ciphertext, namely a module key, by using a private key of the vehicle management mechanism in an asymmetric encryption method.

(2) The module key verification method comprises the following steps: the vehicle-mounted data processing module is communicated with the external vehicle communication module through the vehicle-mounted communication module to obtain a module number, a module authority level, a module key and a vehicle management mechanism name for authorizing the module, which are sent by the external vehicle communication module, the vehicle-mounted data processing module inquires the corresponding vehicle management mechanism number and the corresponding key according to the received vehicle management mechanism name through a safety key library or an expansion key library in the vehicle-mounted data storage module, decrypts the module key by using the key of the vehicle management mechanism, compares the name corresponding to the vehicle management mechanism number in the decrypted plaintext with the received vehicle management mechanism name, compares the module number in the decrypted plaintext with the received module number, compares the module authority level in the decrypted plaintext with the received module authority level, and when the three are all consistent, and if the verification is successful, the verification is unsuccessful.

Further, the method for generating the data transmission symmetric key specifically comprises the steps of respectively generating the vehicle-mounted data processing module and the external vehicle communication module in the same method, taking a character string after the module number, the module permission level, the module key and the name of the vehicle management organization authorizing the module are connected as an original text, and generating a message abstract through Hash calculation, wherein the message abstract is the data transmission symmetric key and is used for encrypting data communicated by the vehicle-mounted communication module and the external vehicle communication module.

Further, the vehicle management organization grading method divides the vehicle management organizations stored in the security key bank and the expansion key bank into 1 to 4 grades according to countries, provinces/direct prefectures cities, counties/districts, the lower the number is, the higher the grade is, each grade of vehicle management organization can add the same grade or lower grade vehicle management organization in other information storage chips, and the lower grade vehicle management organization can be deleted; and each level of vehicle management mechanism can set the authority of the external vehicle communication module and add the digital signature carried out by the private key of the vehicle management mechanism.

Further, the classification method of the external vehicle communication module divides the external vehicle communication module into 6 types A-F according to the user identity, and the 6 types A are a type A vehicle management mechanism, a type B traffic management mechanism, a type C vehicle detection mechanism, a type D highway toll collection mechanism, a type E vehicle maintenance service mechanism and a type F other mechanism respectively; the class A has all read-write permission and limited deletion permission; the B-F types have different reading authorities and do not have writing and deleting authorities; the vehicle management mechanism has read permission for all contents in the vehicle factory information storage chip and other information storage chips, write permission for all contents in other information storage chips and delete permission for the low-level vehicle management mechanism; the traffic management mechanism has read permission on all contents in the vehicle factory information storage chip and other information storage chips and can acquire driver information; the vehicle detection mechanism has a reading authority for vehicle delivery parameters, other information of the vehicle and vehicle owner information, the road toll collection mechanism has a reading authority for vehicle brand, model, vehicle color and seat number in the vehicle delivery parameters and modification information of the license plate number, the vehicle color and the seat number in the other information of the vehicle in other information storage chips, the vehicle maintenance service mechanism has a reading authority for the vehicle delivery parameters and other information of the vehicle, and other mechanisms have a reading authority for the vehicle brand, model, vehicle color and license plate number in the other information of the vehicle in the vehicle delivery parameters.

Further, in the driver driving record storage method, after the vehicle-mounted data processing module confirms the identity of the driver through a driver identity recognition method, the time of the driver entering the driver seat and leaving the driver seat is recorded, and the name, the identification number, the driving license number, the time of the driver entering the driver seat and leaving the driver seat are written into other information storage chips.

Has the advantages that: compared with the prior art, the utility model has the advantages of it is as follows showing: the utility model can avoid driving without license, and avoid illegal deduction of driving license integral; the vehicle and driver information can be remotely and quickly acquired without being shielded and influenced by the license plate, and other ETC information is prevented from being robbed at a high-speed entrance; different organizations obtain respective required information according to different authorities, and the system is convenient for various works such as traffic law enforcement, vehicle maintenance, high-speed passing and charging, parking charging, station access management and the like.

Drawings

Fig. 1 is a connection diagram of the modules of the present invention.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings.

Examples

1. The driver replaces the traditional driving license with the driver's digital driving license issued by the vehicle authority.

2. Before the vehicle leaves the factory, an automobile manufacturer solidifies vehicle factory parameters and a safety key library in a vehicle factory information storage chip of the vehicle-mounted data storage module; the vehicle delivery parameters comprise information such as automobile brand, model, vehicle delivery number, engine number, frame number, vehicle color, seat number and the like; the safety key bank stores the name, number, authority level and key of the vehicle management organization after certification, wherein the key is a public key adopting an asymmetric key system, and the asymmetric key system can adopt an RSA algorithm.

3. The driver drives the vehicle to the vehicle management mechanism, and the vehicle management mechanism writes vehicle owner information, emergency contact information, other information of the vehicle and an extended key library into other information storage chips of the vehicle-mounted data storage module by adopting a vehicle data writing method; if the vehicle management organization needs to write data into the vehicle by a vehicle data writing method through remote communication; the owner information comprises the name, sex, address and telephone of the owner; the emergency contact information comprises the name, the gender, the address, the telephone and the relation with the owner of the emergency contact; the other information of the vehicle comprises a license plate number and other refitting information of the vehicle approved by the vehicle management part; the expanded key bank stores the name, number, authority level and key of the authenticated vehicle management mechanism outside the safe key bank in the vehicle factory information storage chip, wherein the key is a public key adopting an asymmetric key system, and the asymmetric key system can adopt an RSA algorithm.

4. When a driver drives a vehicle on a road, a traffic management organization can read all contents in a vehicle delivery information storage chip and other information storage chips by using a device containing an external vehicle communication module through a vehicle data reading method, and performs violation detection through fast reading, so that law enforcement is facilitated; if the vehicle is stolen, the traffic management organization can remotely read all contents in the factory information storage chip and other information storage chips of the vehicle by using a device containing an external vehicle communication module, and key information including driver information and the like is acquired, so that the case is conveniently solved.

5. The driver drives the vehicle to the vehicle detection mechanism, and the vehicle detection mechanism reads required information by using a device containing an external vehicle communication module and adopting a vehicle data reading method, so that the detection process is simplified.

6. The driver drives the car to highway toll collection department, and highway toll collection agency uses the device that contains external vehicle communication module to adopt the vehicle data reading method to read required information, combines with current ETC, can effectively avoid ETC toll collection information not accord with vehicle information, avoids robbing the condition emergence of other people ETC.

7. The driver drives the vehicle to the vehicle maintenance mechanism, the vehicle maintenance mechanism reads required information by using a device containing an external vehicle communication module and adopting a vehicle data reading method, and can quickly acquire basic information and modification information of the vehicle, so that the maintenance and the repair are facilitated.

8. The driver drives the vehicle to the entrance of the community, and the community access control system reads required information by using a device containing an external vehicle communication module and adopting a vehicle data reading method, so that rapid identity discrimination can be realized.

Claims (5)

1. An automobile identity recognition device is characterized by comprising a digital driving license, a driver identity recognition module, a data storage module, a data processing module, a communication module, an external vehicle communication module and a vehicle locking/unlocking control module; the data processing module is respectively connected with the driver identity recognition module, the data storage module, the communication module and the vehicle locking/unlocking control module; the driver identity recognition module is used for extracting the information of the digital driving license; the communication module is connected with the external vehicle communication module.

2. The automobile identity recognition device according to claim 1, wherein the driver identity recognition module comprises a driver license card reader, a camera, a driver seat pressure sensor and an identity information confirmation device, the identity information confirmation device comprises a fingerprint reading device or an iris reading device, the driver license card reader is used for extracting information of the digital driver license, the camera is used for collecting facial information of the driver, and the driver seat pressure sensor is used for detecting whether the driver is seated or not.

3. The automobile identification device according to claim 1, wherein the data storage module comprises a vehicle factory information storage chip and other information storage chips, and the vehicle factory information storage chip and other information storage chips are connected with the data processing module.

4. The automobile identification device according to claim 3, wherein the vehicle shipment information storage chip is a read-only memory, and is solidified in a ROM when the automobile is shipped, and vehicle shipment parameters and a secure key library are stored; the vehicle delivery parameters comprise the brand, the model, the vehicle delivery number, the engine number, the frame number, the vehicle color and the number of seats of the vehicle; the safety key bank stores the name, the number, the authority level and the key of the authenticated vehicle management organization, the key is a public key adopting an asymmetric key system, and the asymmetric key system adopts an RSA algorithm.

5. The vehicle identification device of claim 3, wherein the other information storage chip is an E-EPROM, and is controlled by the vehicle data processing module to read and write, store owner information, emergency contact information, other information of the vehicle, historical query and write information, and expand the key bank; the owner information comprises the name, sex, address and telephone of the owner; the emergency contact information comprises the name, the gender, the address, the telephone and the relation with the owner of the emergency contact; the other information of the vehicle comprises a license plate number and other refitting information of the vehicle approved by the vehicle management part; the historical inquiry and write-in information is information of each inquiry or write-in party, and comprises a module number of a device containing the external vehicle communication module, a module authority level, a module key, a vehicle management agency name for authorizing the module and inquiry or write-in time; the expanded key bank stores names, numbers, authority levels and keys of authenticated vehicle management mechanisms outside the safe key bank in the vehicle factory information storage chip, the keys stored in the expanded key bank adopt public keys of an asymmetric key system, and the asymmetric key system adopts an RSA algorithm.

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