CN210442810U

CN210442810U - Vehicle information management system based on RFID

Info

Publication number: CN210442810U
Application number: CN201920581111.4U
Authority: CN
Inventors: 黎昌国; 李翔; 陶霁光
Original assignee: Hunan Qianli Culture Technology Co Ltd
Current assignee: Hunan Qianli Culture Technology Co Ltd
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-05-01
Anticipated expiration: 2029-04-26

Abstract

The utility model relates to a vehicle information management system based on RFID, which comprises a vehicle RFID label, an RFID reader-writer, a radio frequency antenna and a server; the vehicle RFID tag is used for recording information of a vehicle and is arranged on a vehicle windshield; the RFID reader is used for driving the radio frequency antenna to transmit a radio frequency signal or receiving a radio frequency signal returned by the radio frequency antenna, analyzing and processing the data of the vehicle RFID label according to the radio frequency signal and transmitting the data to the server; the radio frequency antenna is used for transmitting a wireless signal to activate the vehicle RFID label, receiving a wireless radio frequency signal fed back by the vehicle RFID label and transmitting the wireless radio frequency signal to the RFID reader-writer; the server is used for receiving the data of the vehicle RFID label sent by the RFID reader-writer and rapidly identifying and recording the vehicle.

Description

Vehicle information management system based on RFID

Technical Field

The utility model relates to a vehicle information management technical field, concretely relates to vehicle information management system based on RFID.

Background

According to regulations relating to: the motor vehicle inspection qualified mark and the insurance mark are adhered to the upper right corner of the front window of the motor vehicle. Usually, the marks are pasted on the upper right corner of a front window of a motor vehicle, the marks are difficult to remove after being pasted, the marks cannot be torn cleanly by hands, the front windshield pasted with the solar film cannot be shoveled by a plastic shovel, the front windshield is often made to be like a large flower and not attractive, and new marks need to be replaced every year, so that the marks are troublesome to replace; in addition, the sign posted on the front windshield not only affects the beauty but also blocks the view of the driver.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in overcoming the defect among the prior art, provides a vehicle information management system based on RFID.

Therefore, the technical scheme is that the vehicle information management system based on the RFID comprises a vehicle RFID label, an RFID reader-writer, a radio frequency antenna and a server; the vehicle RFID tag is used for recording information of a vehicle and is arranged on a vehicle windshield; the RFID reader is used for driving the radio frequency antenna to transmit a radio frequency signal or receiving a radio frequency signal returned by the radio frequency antenna, analyzing and processing the data of the vehicle RFID label according to the radio frequency signal and transmitting the data to the server; the radio frequency antenna is used for transmitting a wireless signal to activate the vehicle RFID label, receiving a wireless radio frequency signal fed back by the vehicle RFID label and transmitting the wireless radio frequency signal to the RFID reader-writer; the server is used for receiving the data of the vehicle RFID label sent by the RFID reader-writer and rapidly identifying and recording the vehicle.

Preferably, the RFID-based vehicle information management system further comprises a handset, the handset is used for reading data of the vehicle RFID tag and checking information stored in the vehicle RFID tag, and the handset is connected with the server through a wireless communication module.

Preferably, the vehicle RFID tag is an active electronic radio frequency tag or a semi-passive electronic radio frequency tag, and the vehicle RFID tag carries a vehicle ID code.

Preferably, the RFID reader/writer includes:

the serial port communication module is used for receiving the instruction of the MCU module to perform read-write operation and transmitting the read-write operation to the MCU module through the network conversion circuit module after the read-write operation is finished; the network conversion circuit module is used for converting the data of the serial port communication module into a network protocol through a network and sending the network protocol to the MCU module for data processing; the MCU module is used for controlling and managing the operation of each module, processing data and sending instructions to each module to enable each module to execute the operation; the network controller is used for protocol control of network communication and control of the network protocol processed by the MCU module; the network communication module is used for receiving the data instruction sent by the MCU module and sending the data to the server; the reader is used for receiving a reading instruction of the MCU module, reading the RFID data and feeding back the RFID data to the MCU module; and the writer is used for receiving the writing instruction of the MCU module, writing the RFID data and feeding back the RFID data to the MCU module.

Preferably, the RFID reader is provided with a housing, the housing is provided with at least one port, and the port is connected with the radio frequency antenna.

Preferably, the RFID-based vehicle information management system further comprises a control host; the control host is used for inputting vehicle information recorded in the vehicle RFID tag, the vehicle information comprises initial information of a vehicle and annual inspection information of the vehicle, and the control host sends the vehicle information to the server through an Ethernet communication module; and the control host sends the vehicle information to the RFID reader-writer, and the RFID reader-writer writes the vehicle information into the vehicle RFID label through the radio frequency antenna.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a vehicle information management system based on RFID adopts the vehicle RFID label to replace paper marks such as motor vehicle inspection qualified label, insurance mark, the influence that has avoided pasting these marks on the windshield in the front brought is pleasing to the eye and causes defects such as blockking driver's sight, because the system adopts Radio Frequency Identification (RFID) communication technology, write into vehicle information in the vehicle RFID label, every vehicle RFID label corresponds unique ID code, through pasting vehicle RFID label on the vehicle windshield, can realize the tracking and the management to the vehicle; the system has the advantages that reminding is set for annual inspection of vehicles which are about to expire, whether a certain vehicle has a fake plate phenomenon or not can be distinguished, and functions of unifying the vehicles and the fake plates and the like are achieved.

2. The utility model provides a vehicle information management system based on RFID, the inspection personnel can use handheld machine to aim at vehicle RFID label, writes into the vehicle information in the label to encrypting and reads, can remote access server simultaneously, reads vehicle information and compares to can examine whether the vehicle is collected the car insurance and whether in time the car examine the scheduling problem, make things convenient for the daily management of policeman's department of transportation.

3. The utility model provides a vehicle information management system based on RFID, the vehicle examines the center and makes the annual check after, and the inspection personnel can in time update the annual check information in the vehicle RFID label through the main control system, uploads the server backup simultaneously; and the control host can automatically count the number of annual inspection vehicles and classification statistical information, such as the number of annual inspection vehicles in a single day and the like, through data comparison, can scientifically arrange personnel and predict working strength, and can prepare in advance.

4. The utility model provides a vehicle information management system based on RFID is an adoption vehicle management mode based on RFID technique, can carry out high rate of accuracy, high reliability, full-automatic identification to road vehicle of traveling automatically, has realized the automated management to the vehicle, is favorable to improving public security traffic control department work efficiency, promotes scientific management level, improves the function of synthesizing prevention and control ability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic diagram of a hardware structure connection of a vehicle information management system based on RFID according to the present invention;

fig. 2 is a schematic diagram of a circuit for receiving a wireless radio frequency signal by the RFID reader;

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

An RFID-based vehicle information management system, as shown in fig. 1, includes a vehicle RFID tag, an RFID reader, a radio frequency antenna, and a server; the vehicle RFID tag is used for recording information of a vehicle and is arranged on a vehicle windshield; the RFID reader is used for driving the radio frequency antenna to transmit a radio frequency signal or receiving a radio frequency signal returned by the radio frequency antenna, analyzing and processing the data of the vehicle RFID label according to the radio frequency signal and transmitting the data to the server; the radio frequency antenna is used for transmitting a wireless signal to activate the vehicle RFID label, receiving a wireless radio frequency signal fed back by the vehicle RFID label and transmitting the wireless radio frequency signal to the RFID reader-writer; the server is used for receiving the data of the vehicle RFID label sent by the RFID reader-writer and rapidly identifying and recording the vehicle. The vehicle RFID tag can be manufactured by adopting a PVC laminating packaging process, the appearance size is similar to that of a common credit card, the vehicle RFID tag can be used for recording the information of a vehicle, and the information of the vehicle can comprise a vehicle owner identification number, a mobile phone number and the like, and also comprises information such as a vehicle frame number, an engine number, a factory brand, a load, a seat, a vehicle license plate, factory time, annual inspection time, an annual inspection place, annual inspection personnel, driving license information, accident information, a name, a sex, a birth year and month, a driving license validity period, an accommodation site and the like.

The RFID-based vehicle information management system further comprises a handset, wherein the handset is used for reading data of the vehicle RFID tag and checking information stored in the vehicle RFID tag, and the handset is connected with the server through a wireless communication module.

The performance parameters of the handset can be designed as follows:

a CPU: four-core 64-bit Coretex-A53 with dominant frequency of 1.3GHz

Memory capacity: RAM 2GB/ROM 16GB

Operating the system: android 7.0

And (3) expanding the memory support: 128GB/Micro SD card

Data communication:

4G：TD-LTE Band38/39/40/41 FDD-LTE Band 1，2，3，4，7，17，20

3G：WCDMA(850/1900/2100MHz)

2G：GSM/GPRS/Edge(850/900/1800/1900MHz)

WIFI: 2.4G/5G dual-frequency, and is in accordance with IEEE802.11a/b/G/n

Bluetooth (2): conforms to Bluetooth 4.0

The working environment is as follows:

operating temperature: -20 ℃ to 50 DEG C

Storage temperature: -20 ℃ to 70 DEG C

Relative humidity: 5 to 95 percent of non-coagulation

Ultrahigh frequency

Supporting frequencies 915MHz, 865MHz (865 and 868MHz or 902 and 928MHz)

Supporting protocol aiming at EPC C1 GEN 2/ISO 18000-6C protocol

The reading distance can be selected from 2-4 m (related to the label and the environment)

The inspection personnel can use the handheld machine to read the data in the vehicle RFID label, look over the interior storage information of label, can remote access server simultaneously, call and read vehicle information and compare to can examine whether the vehicle is paid the car insurance and whether in time the car inspection scheduling problem.

The vehicle RFID tag is set to be an active electronic radio frequency tag or a semi-passive electronic radio frequency tag, and carries a vehicle ID code. Thus, the vehicle identification distance can reach twenty-thirty meters, and the method can be used for automatically identifying the identity of the vehicle on a traffic road and the like; each vehicle RFID label has a globally unique ID number and cannot be modified, so that the RFID technology has incomparable anti-counterfeiting performance; in the vehicle RFID tag, except the ID number, the information written in the data area is encrypted, so that the vehicle RFID tag is safe and reliable, and can prevent the illegal copying of the tag content.

The RFID reader/writer includes:

As shown in fig. 2, when the vehicle RFID tag enters the reading range of the RFID reader, the vehicle RFID tag starts to receive the signal sent by the reader through the radio frequency antenna, executes the corresponding command, and finally reflects the signal back to the RFID reader through the radio frequency antenna. The RFID reader-writer receives a signal reflected by the RFID tag of the vehicle through the radio frequency antenna, and then transmits the signal to the power divider, and the power divider performs phase shift operation on the signal, wherein one part of the phase shift is 0 degree, and the other part of the phase shift is 90 degrees. The two paths of signals are respectively demodulated, multiplied by a multiplier and then sent to an overvoltage comparator to be compared with a set reference voltage, so that the signals are restored into baseband signals returned by the RFID tags of the vehicles, the baseband signals are sent to a decoding circuit to be decoded after being shaped, and the decoded signals are sent to a microcontroller (MCU module) to be processed.

The RFID reader-writer is provided with a shell, at least one port is arranged on the shell, and the port is connected with the radio frequency antenna. The RFID reader-writer is provided with a shell, the shell can be made of materials such as engineering plastics ASA or aluminum alloy, the radio frequency antenna can be designed in a circular polarization mode, the shell can also be made of engineering plastics, the RFID reader-writer and the radio frequency antenna can also be designed to be integrated, and the RFID reader-writer has the advantages of being long in identification distance, high in speed, strong in multi-label identification capacity, capable of identifying vehicle RFID labels even for vehicles running at high speed, strong in anti-interference capacity, high in protection performance, convenient to install and use and the like.

The working principle is as follows:

1. a vehicle RFID tag may be provided on a vehicle windshield;

2. the RFID reader-writer can be arranged at an intersection controlled by a traffic signal lamp and sends out a radio frequency signal with a certain frequency through a radio frequency antenna;

3. when a vehicle runs to the intersection, the vehicle RFID tag (passive) is activated after receiving radio frequency energy, the vehicle RFID tag reflects signals after acquiring the radio frequency energy and instructions, and the RFID reader-writer receives the signals reflected by the vehicle RFID tag through the radio frequency antenna and performs related processing, so that the radio frequency signals are converted into digital signals which can be processed by an external terminal, and the operation of reading fixed data and data in a data area stored in the vehicle RFID tag is realized; or the vehicle RFID label (active) actively and repeatedly sends the self identification information, and the RFID reader-writer continues further processing after receiving the information.

4. The data of the vehicle RFID tag is sent to a server through a network communication module, and the server rapidly identifies and records the vehicle; through the comparison of data, the annual inspection of the vehicles which are about to expire is reminded, whether a certain vehicle has a fake plate phenomenon or not can be distinguished, and the functions of unifying the vehicles and the fake plates and the like are achieved.

5. During daily inspection, the inspection personnel can use the handheld machine to aim at the vehicle RFID label, reads the vehicle information of encrypting in writing into the label, can remote access server simultaneously, reads vehicle information and compares to can inspect whether the vehicle is paid the car insurance and whether in time the car inspection scheduling problem.

Example 2

The RFID-based vehicle information management system also comprises a control host;

the control host is used for inputting vehicle information recorded in the vehicle RFID tag, the vehicle information comprises initial information of a vehicle and annual inspection information of the vehicle, and the control host sends the vehicle information to the server through an Ethernet communication module; the control host sends the vehicle information to the RFID reader-writer, and the RFID reader-writer is set as a radio frequency composite reader-writer; and the RFID reader writes the vehicle information into the vehicle RFID label through the radio frequency antenna.

The working principle is as follows:

1. the vehicle inspection center is authorized, and the initial information of the vehicle is input through the control host, wherein the initial information can comprise the number of the vehicle owner identity card, the number of a mobile phone and the like, and comprises the information of the vehicle frame number, the engine number, the brand, the load, the seat, the vehicle license plate, the delivery time, the annual inspection place, the annual inspection personnel, the driving license information, the accident information, the name, the gender, the birth year and month, the driving license, the valid period of the driving license, the address and the like; writing initial information of the vehicle into a vehicle RFID label through an RFID reader-writer, and realizing a card issuing process for a vehicle owner; and simultaneously uploading the initial information of the vehicle to a server for backup.

2. After the vehicle is subjected to annual inspection in the vehicle inspection center, the inspector updates annual inspection information in the vehicle RFID label through the control host and uploads the annual inspection information to the server for backup.

3. The control host can automatically count the number of annual inspection vehicles and classification statistical information, such as the number of annual inspection vehicles in a single day and the like, through data comparison, can scientifically arrange personnel and predict working strength, and can prepare in advance.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. An RFID-based vehicle information management system, comprising: the system comprises a vehicle RFID tag, an RFID reader-writer, a radio frequency antenna and a server;

the vehicle RFID tag is used for recording information of a vehicle and is arranged on a vehicle windshield;

the RFID reader is used for driving the radio frequency antenna to transmit a radio frequency signal or receiving a radio frequency signal returned by the radio frequency antenna, analyzing and processing the data of the vehicle RFID label according to the radio frequency signal and transmitting the data to the server;

the radio frequency antenna is used for transmitting a wireless signal to activate the vehicle RFID label, receiving a wireless radio frequency signal fed back by the vehicle RFID label and transmitting the wireless radio frequency signal to the RFID reader-writer;

the server is used for receiving the data of the vehicle RFID label sent by the RFID reader-writer and rapidly identifying and recording the vehicle.

2. The RFID-based vehicle information management system according to claim 1, further comprising a handset for reading data of the vehicle RFID tag and viewing information stored in the vehicle RFID tag, wherein the handset is connected to the server through a wireless communication module.

3. The RFID-based vehicle information management system of claim 1, wherein the vehicle RFID tag is configured as an active electronic radio frequency tag or a semi-passive electronic radio frequency tag, and the vehicle RFID tag carries a vehicle ID code.

4. The RFID-based vehicle information management system according to claim 1, wherein the RFID reader comprises:

the serial port communication module is used for receiving the instruction of the MCU module to perform read-write operation and transmitting the read-write operation to the MCU module through the network conversion circuit module after the read-write operation is finished;

the network conversion circuit module is used for converting the data of the serial port communication module into a network protocol through a network and sending the network protocol to the MCU module for data processing;

the MCU module is used for controlling and managing the operation of each module, processing data and sending instructions to each module to enable each module to execute the operation;

the network controller is used for protocol control of network communication and control of the network protocol processed by the MCU module;

the network communication module is used for receiving the data instruction sent by the MCU module and sending the data to the server;

the reader is used for receiving a reading instruction of the MCU module, reading the RFID data and feeding back the RFID data to the MCU module;

and the writer is used for receiving the writing instruction of the MCU module, writing the RFID data and feeding back the RFID data to the MCU module.

5. The RFID-based vehicle information management system of claim 1, wherein the RFID reader is provided with a housing, the housing being provided with at least one port, the port being connected to the rf antenna.

6. The RFID-based vehicle information management system according to claim 1, further comprising a control host;

the control host is used for inputting vehicle information recorded in the vehicle RFID tag, the vehicle information comprises initial information of a vehicle and annual inspection information of the vehicle, and the control host sends the vehicle information to the server through an Ethernet communication module;

and the control host sends the vehicle information to the RFID reader-writer, and the RFID reader-writer writes the vehicle information into the vehicle RFID label through the radio frequency antenna.