WO2016106929A1

WO2016106929A1 - Rfid licence plate with communication function

Info

Publication number: WO2016106929A1
Application number: PCT/CN2015/071717
Authority: WO
Inventors: 焦林
Original assignee: 焦林
Priority date: 2015-01-04
Filing date: 2015-01-28
Publication date: 2016-07-07
Also published as: CN104442619B; CN104442619A

Abstract

An RFID licence plate with a communication function, comprising a licence plate outer shell (80), seven components being provided within the licence plate outer shell (80): an active radio frequency chip (20), a half-wave dipole antenna (10) and a near-field antenna (11), an anti-removal radio frequency chip self-destruction apparatus (30), a data processor (40), a vibration sensor (50), a voltage regulation and power failure alarm apparatus (60) and a GPRS wireless communication module assembly (70). The RFID license plate assists the establishment of a vehicle dynamic positioning database and determining the position of each vehicle on the highway, and is used for searching for missing vehicles, the position of vehicles with covered plates, and the position of a given vehicle, improving the management of societal security and, using the RFID licence plate as an information carrier and communication medium, establishing a big data vehicle network relating to vehicle and highway related departments and the units of drivers or vehicle owners.

Description

RFID radio frequency license plate with communication function

Technical field

The invention relates to an RFID radio frequency license plate with communication function. The invention belongs to the application of RFID radio frequency technology in the field of vehicle and traffic management.

Background technique

At present, the prior art RFID radio frequency signage and RFID radio frequency license plate adopt passive radio frequency chip and graphic plane antenna, and the reading sensitivity is low, and it is difficult to be applied to road lane identification. Except for ETC automatic charging, there is no lane identification to detect vehicle illegal radio frequency. Application and reporting.

Moreover, the current prior art RFID radio frequency signage, RFID radio frequency license plate uses a passive radio frequency chip, and its chip memory is less than 1 kbp, which cannot meet the demand for large information exchange such as road management, road toll, and parking lot charge.

The prior art ETC highway toll collection system uses 5.8G active RF card, which not only has high cost, but also can not let the owner or driver know the result of radio frequency identification in time: the deduction amount and deposit balance, and can not be applied to traffic violation detection. .

In addition, the prior art "tag with RFID communication function" uses a radio frequency tag background reader to read the information of the tag chip, and the radio frequency tag background reader increases the structure and cost of the radio frequency license plate, and affects the popular application of the radio frequency license plate. .

In summary, the current urban roads cause traffic jams due to the surge in traffic volume. Therefore, a multi-functional RFID radio frequency license plate is urgently needed to provide information carriers for vehicles and traffic management, replacing highway cards, charging cards, parking cards, and improving highways. Traffic detection efficiency, reducing traffic Violation of regulations, improve road utilization, and timely notify the victim or driver of the results of radio frequency identification, reduce violations, and improve vehicle safety management.

Summary of the invention

The object of the present invention is to overcome the above drawbacks and provide an RFID radio frequency license plate having a communication function. The present invention needs to solve the following technical problems:

1. The RFID radio frequency license plate with communication function of the invention needs to greatly improve the reading and writing sensitivity compared with the prior art, and meets the requirements of RFID radio frequency reading and writing of highway lanes.

2. The RFID radio frequency license plate with communication function of the invention needs to satisfy the information storage and communication of vehicle management, highway traffic management, toll system and parking system.

3. The RFID radio frequency license plate with communication function of the invention requires the exemption of the "radio frequency sign background reader" of the in-use technology, uses other equipment as the information processor, controls the reading or writing of the information of the radio frequency chip, and reads and writes with the radio frequency. The device is compatible with long-distance read and write information.

4. The RFID radio frequency license plate with communication function of the invention can have the functions of multi-directional reading and writing, and provides an information carrier for vehicle management, traffic management, vehicle safety management, road toll management, parking charge management, and provides drivers with violations. Prompt, violation record, pass-through charge amount and balance amount display, and communicate with the owner's mobile phone unit wireless communication, the vehicle owner unit establishes the vehicle traffic trajectory map and violation record, and urges the vehicle owner unit to re-submit the annual review, violation of regulations, payment of taxes and other items. Matters.

5. The RFID radio frequency license plate with communication function of the invention should have the functions of power failure and disassembly alarm self-destruction, not only can not be disassembled for secondary use, and no information leakage, the toll fee deposit will not be lost.

6. The invention has the function of requesting traffic police to block the vehicle, and when the vehicle is lost, the owner unit passes The wireless transmission writes to the RF license plate chip to apply for a traffic police car stop request, and the car thief does not know. When the vehicle is in hijacking, the driver starts the hidden switch in the cab and writes to the RF license plate to request the traffic police to stop the car. The carjacker does not know. When the vehicle passes the road detection point, the detection point RF reader reads the request block information in the radio frequency license plate and immediately transmits it to the public security traffic police department.

7. The identification detection system of the invention can quickly identify "deck cars", "fake taxis", "stealing cars", "violation on the road", identify violations, red lights, cross-line roads, road shoulder emergency lanes.

8. The RFID radio frequency license plate with communication function of the invention can have the function of detecting the start or stop information of the vehicle, and sends the information to the owner mobile phone and the unit computer to monitor the vehicle in real time.

9. The invention can provide information carrier and data exchange for big data vehicle networking, and promote the popularization of big data vehicle networking.

The technical solution of the present invention is as follows:

An RFID radio frequency license plate with communication function, characterized in that it comprises a license plate shell, wherein the license plate shell is provided with seven components: an active radio frequency chip, a half-wave vibrator antenna and a near-field antenna, and an anti-disassembly radio frequency chip. Self-destruction device, data processor, vibration sensor, voltage adjustment and power failure alarm device, GPRS wireless communication module assembly:

The active radio frequency chip is externally connected to the half-wave oscillator antenna and the near-field antenna, and the active radio frequency chip registration is divided into six areas: an EPC area as a basic information area of the vehicle, and a T area as a detailed information area of the vehicle. The vehicle basic information area and the vehicle detailed information area are both non-rewritable areas, which are written by the vehicle management. The six areas also include a traffic management information area, a road toll information area, a parking lot charging information area and an alternate information area. Q zone, said The Q area is a vehicle dynamic information area;

The active radio frequency chip is externally connected to the tamper-proof radio frequency chip self-destruction device, and the data processor controls internal information collection, processing and transmission of the active radio frequency chip, and the vibration sensor detects the vibration of the radio frequency license plate to detect the start of the automobile engine. Or off, the information is written to the data processor;

The voltage adjustment and power-off alarm device external vehicle battery obtains direct current, and the output current of the voltage regulator is internally set to supply power to each unit of the radio frequency license plate;

The GPRS wireless communication module assembly comprises a GPRS module and a SIM card, wherein the SIM card stores a radio frequency license plate and a vehicle owner mobile phone, a unit computer mobile communication number, and the external GPRS communication antenna of the GPRS communication module assembly is under the control of the data processor. Implement information exchange with the owner's mobile computer.

The invention according to the above structure is further characterized in that the license plate casing of the RFID radio frequency license plate of the present invention is mounted on the vehicle together with the conventional vehicle number plate, and is fixed by the same set of fastening screws through the mounting hole, the license plate casing An upper antenna platform and a lower antenna platform are disposed, and two or more mounting holes are disposed on the outer casing body, and a radio frequency license plate outer wiring harness is disposed on the back plate of the radio frequency license plate, and the outer wiring harness of the radio frequency license plate includes the automobile 12V battery line and cable to the cab display.

The invention according to the above structure is further characterized in that the half-wave vibrator antenna is disposed in the upper antenna platform of the license plate casing, and the antenna size is larger than the size of the conventional radio frequency tag antenna, that is, the antenna size including the length is larger than the conventional radio frequency tag. The size of the antenna has a very high antenna sensitivity, while the near-field antenna is placed inside the lower antenna platform of the license plate housing for mechanical stability.

The invention according to the above structure is further characterized in that the capacity of the active radio frequency chip is 8 Kbt, and the registration area information is set as:

The EPC area as the basic information area of the vehicle is basic information of the vehicle, including the vehicle number, the type of the vehicle, the classification of the owner, the maximum weight of the vehicle, and the number of axles;

The T area as the detailed information area of the vehicle is the frame number, the engine number, the purchase date, and the transfer record;

The Q zone as the vehicle dynamic information zone includes:

Traffic management information area, that is, Q1, Q2, Q3, the Q1 is the driver or the owner requesting the traffic police car stop information code, the Q2 is the road detection point location code, and the Q3 is the road detection result and the road, tax, traffic police, The reminder code of the vehicle management department;

The road toll information area, namely Q4, Q5, Q6, Q7, the Q4 is the road toll password, the Q5 is the road toll balance deposit, the Q6 is the road toll entrance detection location code, and the Q7 is the road toll deduction amount;

The parking lot charging information area, that is, Q8, Q9, the Q8 is the parking lot entrance time, and the Q9 is the parking lot parking space code;

The spare information area, that is, Q10, is the standby information including the automatic charging of the fueling.

The invention according to the above structure is further characterized in that: the self-destructing device for preventing detachment of the radio frequency chip comprises a detachable self-destructive switch of the radio frequency license plate and a storage capacitor connected thereto, and the detachment self-destructing switch is disposed under one end There is a pressure spring with a safety bolt on it. The back panel of the RF license plate is provided with anti-detachment projection. The external connection of the chip power supply terminal is set to the anti-demolition self-destruction switch through the secondary winding of the step-up transformer and the primary coil of the step-up transformer. another side.

The invention according to the above structure is further characterized in that said data processor reads the stored information of the active radio frequency chip every second, and stores the read information from the processor, and stores the last time. The stored information is cleared, and the information read each time is compared with the stored information. If it is not the same, GPRS is started, and the Q2 and Q3 area information is sent to the owner's mobile phone or computer; the GPRS is accepted to the owner to request the information of the car to be written. Enter the chip Q1 area; write the information requested by the driver to the Q1 area; when the RF license plate is disassembled, report the owner through GPRS; pass the road detection information in the Q3 area to the display in the cab; The Q7 road toll balance and deduction amount are transmitted to the display screen in the cab; the parking space information of the Q9 area is sent to the driver's mobile phone through the GPRS module.

The invention according to the above structure is further characterized in that the vibration sensor writes information to the data processor, and then sends it to the owner's mobile phone computer via the GPRS module to establish a vehicle monitoring system to prevent unplanned vehicles and has an anti-theft function.

The invention according to the above structure is further characterized in that: the voltage adjustment and power failure alarm device comprises a voltage regulator, the radio frequency license plate is connected to the vehicle battery to obtain 12V direct current, and the voltage regulator in the radio frequency license plate outputs 3.3V as the radio frequency. Each unit of the license plate is powered. When the 12V power supply is disconnected, the power-off protection relay is de-energized, the power-off relay protector switch is turned to the left, and the backup battery is switched from charging to discharging, supplying power to the RF license plate, and the power-off relay protector The other power-off relay protection switch of the switch synchronization is turned to the left, the power-off detection terminal of the information processor is grounded, the RF license plate is powered off by the GPRS communication module assembly, and the RF license plate power-off alarm improves the RF license plate. The ability to prevent disassembly.

The present invention according to the above configuration is also characterized in that the display screen of the vehicle cab is installed in the cab of the vehicle, and the radio frequency license plate is connected by a wire or with Bluetooth.

According to the above, the beneficial effects of the present invention are:

1. The RFID radio frequency license plate of the invention has a half-wave vibrator antenna and a near-field antenna, and has a very high antenna sensitivity, and is convenient for implementing the information of the radio frequency license plate in the lane division.

2. The RFID radio frequency license plate of the invention has an information storage area of up to 8 Kbt, provides multiple information storage areas and password areas, provides various types of information reading and writing functions, and expands the application range of the radio frequency license plate, involving vehicle management and traffic management. , highways, public security, traffic police, taxation, charging systems and other fields.

3. The RFID radio frequency license plate of the present invention can be connected to the cab display screen to remind the driver not to smash the red light, display the illegal content and reminder items, and display the road toll amount and balance.

4. The RFID radio frequency license plate of the invention has a wireless transmission function, and transmits dynamic information of the vehicle starting or stopping to the vehicle owner unit computer, and provides information such as the vehicle position, the illegal record, the reminder, the radio frequency license plate power off, the disassembly alarm and the like.

5. The RFID radio frequency license plate of the invention has the function of power-off disassembly alarm and self-destruction, ensuring that the radio frequency license plate can not be used twice, ensuring that the information is not leaked, and the toll fee deposit is not lost.

6. The RFID radio frequency license plate of the invention can replace the "highway card", "highway toll card", "parking card" and "fueling card" of the traditional technology, eliminating the need for import card issuing and export card collecting procedures, and automatically recognizing Automatic writing, greatly improving the efficiency of highway opening and improving the efficiency of parking lot.

7. The invention has the characteristics of rapid identification and writing, and is applied to vehicle identification detection and information exchange of roads and highways.

According to the invention of the above technical solution, the RFID radio frequency license plate provides vehicle owners and drivers with information services related to vehicles and transportation, provides vehicle security management services, and reminds The driver drives safely, reduces traffic violations, and maintains the interests of the owner and driver.

The invention provides the vehicle owner unit with the vehicle position information and the illegal content, and the vehicle owner unit can establish the vehicle record and the driving track map, improve the vehicle utilization rate, prevent the vehicle from being lost, and prevent the bus from being used privately.

The application of the invention can reduce traffic violations and solve the ills of expressway overspeed, cross-line road traffic, and road shoulder emergency traffic.

The invention can improve the working efficiency of the highway toll collection system and accelerate the opening rate of the expressway.

The invention can improve the management level and work efficiency of the parking lot, and is convenient for the owner to quickly find the parking space.

The invention can improve vehicle safety management: quickly identify vehicles without radio frequency license plates: “fake taxis” and “deck cars”, quickly identify “hijacking cars” and “lost cars”, and quickly identify “violation vehicles on the road”.

The invention can assist in establishing a dynamic positioning database of the vehicle, determining the position of each vehicle on the road, for querying the location of the lost car and the deck car, inquiring about the position of a certain vehicle, and improving the level of social safety management.

The invention uses the radio frequency license plate as the information carrier and the communication medium to promote the establishment of a big data vehicle network involving the relevant highway departments of the vehicle and the driver and the owner unit.

DRAWINGS

FIG. 1 is a schematic diagram of the installation of an RFID radio frequency license plate of the present invention.

Figure 2 is a cross-sectional view taken along line A-A of Figure 1.

3 is a schematic view showing the appearance of an RFID radio frequency license plate of the present invention.

4 is an electrical schematic diagram of an RFID radio frequency license plate of the present invention.

Figure 5 is a schematic diagram of the self-destruction of the anti-disassembly of

FIG. 6 is a schematic diagram of the RFID radio frequency license plate power supply adjustment and power failure alarm according to the present invention.

Figure 7 is a diagram of an information exchange framework of the present invention.

Figure 8 is a schematic diagram of the application of the invention in highway traffic management.

FIG. 9 is a schematic diagram of the application of the radio frequency license plate in the highway toll system of the present invention.

FIG. 10 is a schematic diagram of the application of the radio frequency license plate in the parking lot system of the present invention.

In the picture:

1. Front bumper of vehicle; 2. Traditional vehicle number plate; 3. Fastening screw; 10. Half-wave vibrator antenna; 11. Near-field antenna; 20. Active RF chip; 30. Anti-demolition RF chip self-destructing device; 40, data processor; 50, vibration sensor; 60, voltage adjustment and power failure alarm device; 70, GPRS wireless communication module assembly; 80, license plate shell; 81, upper antenna platform; 82, lower antenna platform; 83, installation Hole; 84, RF license plate outer wiring harness; 85, RF license plate shell back plate.

In addition, 21 (22), chip half-wave oscillator antenna access; 23 (24), near-field antenna access; 25, chip power access; 26, chip ground; 27, chip read and write command input ; 28, chip read and write information;

31, anti-disassembly self-destruction switch; 32, pressure spring; 33, energy storage capacitor; 34, anti-disassembly convex bamboo; 35, step-up transformer primary coil; 36, step-up transformer secondary coil; 37, safety latch;

61, voltage regulator; 62, power-off protection relay; 63, power-off protection relay switch; 63', power-off protection relay switch; 64, backup battery; 65, power-off detection terminal;

71, GPRS module; 72, SIM card; 73, GPRS communication antenna;

90, vehicle cab; 91, vehicle cab indoor display; 92, cab hidden switch; 100, owner phone or unit computer.

detailed description

As shown in FIG. 1-5, an RFID radio frequency license plate having a communication function is characterized in that it includes a license plate casing 80, and the license plate casing 80 is provided with seven components: an active radio frequency chip 20, a half wave. The vibrator antenna 10 and the near field antenna 11, the detachment radio frequency chip self-destruct device 30, the data processor 40, the vibration sensor 50, the voltage adjustment and power failure alarm device 60, and the GPRS wireless communication module assembly 70:

The active radio frequency chip 20 is externally connected to the half-wave oscillator antenna 10 and the near-field antenna 11, and the active radio frequency chip 20 is registered and divided into six areas: an EPC area as a basic information area of the vehicle, as a vehicle detailed information area. In the T zone, the vehicle basic information area and the vehicle detailed information area are both non-rewritable areas, which are all written by the vehicle management, and the six areas further include a traffic management information area, a highway charging information area, and a parking lot charging information. a Q zone composed of a zone and an alternate information zone, wherein the Q zone is a vehicle dynamic information zone;

The active radio frequency chip 20 is externally connected to the tamper-proof radio frequency chip self-destructing device 30. The data processor 40 controls internal information collection, processing and transmission of the active radio frequency chip 20, and the vibration sensor 50 detects the vibration of the radio frequency license plate. , detecting that the car engine is started or turned off, and the information is input to the data processor 40;

The voltage adjustment and power-off alarm device 60 externally receives the vehicle battery to obtain direct current, and the output current through the internally set voltage regulator 61 supplies power to each unit of the radio frequency license plate;

The GPRS wireless communication module assembly 70 includes a GPRS module 71 and a SIM card 72, The SIM card 72 stores the radio frequency license plate and the owner mobile phone, the unit computer mobile communication number, and the GPRS communication antenna 73 externally connected to the GPRS communication module assembly 70 performs information exchange with the owner's mobile computer under the control of the data processor 40.

As shown in Figures 1, 2 and 3, the license plate casing 80 of the RFID radio frequency license plate of the present invention is mounted on the front bumper 1 of the vehicle or other mounting position together with the conventional vehicle number plate 2, and is installed through the same set of fastening screws 3. The hole 83 is fixed. The license plate housing 80 is provided with an upper antenna platform 81 and a lower antenna platform 82, and two or more mounting holes 83 are disposed on the housing body, and the radio frequency license plate housing is provided on the back plate 85. There is a radio frequency license plate outer wiring harness 84, and the radio frequency license plate outer wiring harness 84 includes a 12V battery line connecting the automobile and a connecting line connecting the cab display screen;

As shown in FIGS. 3, 4, and 5, the half-wave vibrator antenna 10 is disposed in the upper antenna platform 81 of the license plate casing 80. The antenna size is much larger than that of the conventional radio frequency tag antenna, and has extremely high antenna sensitivity, and is close to The field antenna 11 is disposed inside the lower antenna platform 82 of the license plate housing 80 to obtain mechanical stability;

As shown in FIGS. 3, 4, and 5, the capacity of the active radio frequency chip 20 is 8 Kbt: the Q area includes:

Traffic management information area, namely Q1, Q2, Q3;

Highway toll information area, namely Q4, Q5, Q6, Q7;

Parking charge information area, namely Q8, Q9;

The alternate information area, Q10.

Table 1 below is the RFID radio frequency chip storage area information classification and usage table of the present invention, and Table 2 is the RFID radio frequency chip reading and writing application classification table of the present invention.

Table 1: Information classification and use table of RFID radio frequency chip storage area of the present invention

Table 2: Classification table of RFID radio frequency chip reading and writing application of the present invention

legend:

As shown in FIG. 4 and FIG. 5, the tamper-proof radio chip self-destructing device 30 includes a detachable self-destructing switch 31 of a radio frequency license plate and a storage capacitor 33 connected thereto, and the detachment self-destructing switch 31 is disposed under one end. There is a pressure spring 32 with a safety pin 37 thereon, and a radio frequency license plate housing back plate 85 is provided with a tamper-proof projection 34, and the chip power supply terminal 25 is externally connected through a step-up transformer secondary coil 36 and a step-up transformer primary coil 35. The anti-disassembly self-destructing switch 31 of the radio frequency license plate is connected to the storage capacitor 33 at the other end of the anti-demolition self-destructing switch 31. The purpose of the safety latch 37 is to clamp the anti-disassembly self-destructing switch 31 to facilitate connection with the 3.3V power supply. The storage capacitor 33 is charged. After the RF license plate is installed and fixed, the anti-demolition projection 34 on the back of the RF license plate shell is pressed, and the lower part of the anti-disassembly cam 34 is stuck with the anti-demolition self-destruction switch 31 to be connected with the 3.3V power supply, and is taken out from the upper part of the RF license plate. The safety pin 37 and the detachment prevention self-destruction switch 31 are controlled by the detachment preventing bamboo shoots 34 and enter the detachment prevention state. When the radio frequency license plate is disassembled, the tamper-proof projection 34 on the back of the radio frequency license plate is out of pressure and ejected, and the tamper-proof self-destruct switch 31 is upwardly caused by the pressure of the pressure spring 32 to cause the storage capacitor 33 to leave the 3.3V power supply. Turn on the booster transformer primary coil 35 to discharge, boost the booster transformer transformer secondary coil 36 by 30 times, apply the voltage of the chip power supply terminal 25 of the chip 20 to nearly 100V to destroy the active RF chip 20 (RF chip work Voltage 3.3V). Disassembly of the RF license plate causes the active RF chip 20 to be damaged. The RF license plate can not only be used twice, but also the information of the RF license plate will not be exposed, and the stored toll fee will not be lost.

The data processor 40 reads the stored information of the active radio frequency chip 20 every second, and stores the read information in the processor, and simultaneously clears the last stored information, each time it is read. The information is compared with the stored information. If GPRS is started, Q2 will be started. The Q3 area information is sent to the owner's mobile phone or computer; the information received by the GPRS to the owner requesting to block the car is written into the Q1 area of the chip; the information requested by the driver to block the vehicle is written into the Q1 area; when the radio frequency license plate is disassembled, the report is reported via GPRS. The vehicle owner transmits the road detection information in the Q3 area to the display screen 91 in the cab 90; passes the road toll balance amount and the deduction amount of Q5 and Q7 to the display screen 91 in the cab 90; and stops the parking in the Q9 area. The bit information is sent to the driver's mobile phone via the GPRS module. ;

The vibration sensor 50 writes the information to the data processor 40, sends it to the owner's mobile phone computer via the GPRS module 70, establishes a vehicle monitoring system, prevents the planned out-of-vehicle, and has an anti-theft function.

As shown in FIGS. 4 and 6, the voltage adjustment and power-off alarm device 60 includes a voltage regulator 61. The RF license plate is connected to the vehicle battery to obtain 12V DC power, and the voltage regulator 61 in the RF license plate outputs 3.3V as the RF license plate. Each unit supplies power. When the 12V power supply is disconnected, the power-off protection relay 62 loses power, the power-off relay protector switch 63 is turned to the left, and the backup battery 64 is switched from charging to discharging, supplying power to the RF license plate, and powering off the relay. The other power-off relay protector switch 63' synchronized by the protector switch 63 is turned to the left, and the power-off detecting end 65 of the information processor 40 is grounded, and the radio frequency license plate is powered off by the GPRS communication module assembly 70 to the vehicle owner. The license plate power failure alarm improves the ability of the RF license plate to prevent disassembly.

Figure 7 is a diagram showing the information exchange framework of the present invention.

1) The vehicle driving indoor display 91 is installed in the vehicle cab 90, and the radio frequency license plate is connected by a wire, or the radio frequency license plate is connected by Bluetooth. The display content is: 1 reminder not to red light 2 illegal record 3 reminder 4 toll fee deduction Balance

Concealed switch 92 in the cab: When the vehicle is hijacked, the driver starts the cab hidden The switch 92 is written to the RF license plate to request the traffic police to block the information, and is written to the Q1 area of the active RF chip 20. The highway detection point RF reader reads the Q1 area information and then transfers to the public security. Traffic police department.

2), the owner's mobile phone or unit computer 100: The radio frequency license plate communicates with the owner's mobile phone or the unit computer 100 through the GPRS wireless communication module assembly 70, and the owner's mobile phone or computer displays the vehicle start and stop information, the vehicle driving position, the vehicle violation record, Alarms for vehicle management, traffic police, taxation, and highway departments, as well as alarm messages for power-off or disassembly of RF license plates.

When the vehicle is lost or the private use of the bus can issue a request for traffic police to intercept the information, write to the Q1 area of the active RF chip 20, the thief does not know that the police have requested the police to intercept the vehicle, and the road detection point RF reader reads After the Q1 area information, transfer to the public security and traffic police departments.

3), related professional node RF reading and writing devices and functions, see Table 2 above:

1 vehicle management station RF card writer:

Before the vehicle license is issued, use the RF card issuer to write the basic information of the vehicle: license plate number, vehicle type, vehicle owner classification, maximum vehicle weight, and axle number into the EPC area of the active RF chip 20, and the vehicle detailed information frame. The number, the engine number, the purchase date, the transfer record, and the like are written to the T area of the active radio frequency chip 20, and are encrypted to become unrewritable codes.

2 highway toll center RF reader:

The charging password is written to Q4 in the active radio frequency chip 20 of the radio frequency license plate, and the deposit amount is written to the Q5 area.

3 road detection point RF reader:

Read the basic information of the EPC area vehicle in the active RF chip 20, and read the road traffic inspection The test results, illegal content, highway, vehicle management, traffic police, public security, taxation department reminders are written into the Q3 area, and the road traffic detection point location code is written to the Q2 area.

4 highway charging RF readers:

Reader for charging entrance: read the basic information of the EPC area of the active RF chip 20, read the Q4 and Q5 area information of the active RF chip 20, check the charging password and the balance amount, and then decide whether to release. A charge entry location code is written to the Q6 zone of the active RF chip 20.

Export fee radio frequency reader: read the basic information of the vehicle in the EPC area of the active RF chip 20, the Q4 area charging password, the Q5 area deposit balance, the Q6 area charging entrance position code, and the charging outlet data center calculates the charging amount, The charge amount and balance are written into the Q7 area and the Q5 area of the active radio frequency chip 20.

5 parking lot RF reader:

Parking entrance RF reader: Read the basic information of the vehicle in the EPC area of the active RF chip 20, and write the entry time to the Q8 area of the active RF chip 20.

Parking space radio frequency reader: read the basic information of the EPC area of the active RF chip 20, send the vehicle number to the parking lot database, establish the parking lot vehicle location map, and write the parking space code to the active In the Q9 area of the RF chip 20, the RF license plate automatically sends the parking information of the Q9 area to the owner's mobile phone, so that the owner can quickly find the parking space when picking up the vehicle.

It has solved the difficulty of finding a car when there are more parking spaces in large parking lots such as airports and commercial buildings.

RF reader at the exit of the parking lot:

The EPC area vehicle basic information of the active radio frequency chip 20 and the Q8 area information of the active radio frequency chip 20 are read, and the parking lot data center automatically calculates the parking fee according to the vehicle type, the owner classification and the parking time.

6 vehicle unit gate RF reader:

The vehicle number in the EPC area of the active RF chip 20 entering and exiting the gate is automatically read, and a unit vehicle entry and exit statistical table is established.

7 traffic police special RFID tablet:

The traffic police-specific RFID tablet not only reads the basic information of the EPC area of the active RF chip 20, but also has the ability to read the detailed information of the T-zone vehicle in the active RF chip 20, and provides information basis for the traffic police to check the vehicle.

The radio frequency license plate of the invention has the functions of radio frequency reading and writing information and storage, and has the functions of line transmission and wireless transmission, and is applied to vehicle anti-theft, anti-hijacking, traffic management, road management, tax and fee management, traffic police public security department management, highway toll system, Parking system, unit vehicle management, bus private supervision, deck vehicle verification and tracking, vehicle positioning system.

See Figure 8, the application of RF license plates in traffic management:

1Install the RF license plate:

When the vehicle management board issues the traditional vehicle number plate, the radio frequency chip card writer of the vehicle management unit writes the basic information of the vehicle to the EPC area of the active radio frequency chip 20, and writes the vehicle detailed information to the T area of the active radio frequency chip 20. And the password is used to become unrewritable information.

At the center of the car front bumper number plate mounting screw, punch Φ10mm hole to pass through the RF license plate outer wiring harness 84, enter the car interior, connect the 12V battery and connect the cab display.

2 Align the traditional vehicle number plate with the screw fastening hole of the RF license plate. The traditional vehicle number plate is outward and fastened with the screw 3 at the front bumper or license plate installation position of the vehicle.

Connect the RF license plate power cord to the vehicle battery and pull out the safety plug from the top of the RF license plate. Pin 37, the RF license plate is installed and enters the anti-disassembly state.

3 When the RF license plate passes the highway detection point RF reader, it establishes information communication with it, usually the reading and writing time is less than 150 milliseconds.

4 The RF reader is installed at the intersection of the red light line and the red light line at the crossroads. When the vehicle reaches the first 10 meters of the red light, the reader will write to the Q3 area of the active RF chip 20. Upon entering the red light warning, the information processor 40 of the radio frequency license plate reads the red light warning message of the active radio frequency chip 20Q3 area and transmits it to the display screen 91 of the vehicle cab 90 to remind the driver not to red light. If the red light is crossed when the vehicle is red, the red light line reader writes a red light code to the Q3 area of the active RF chip 20, and writes a red light line to the Q2 area of the active RF chip 20. The location code of the device. The radio frequency license plate automatically transmits a red light record to the display room 91 of the vehicle cab 90, and sends a violation red light information and a position code (vehicle position code) of the red light line reader to the owner's mobile phone and the unit computer. If the vehicle does not violate the regulations, the red light line RF reader only writes the red light line reader position code to the RF license plate Q2 area, and the RF license plate sends a red light detection point position code to the owner mobile phone and the unit computer for the vehicle owner to construct the vehicle track.

At the crossroads, the readers of the red light lines of the lanes read the basic information of the vehicle: the vehicle number, the vehicle type, the owner classification, and the total weight of the vehicle. These information are used to calculate the traffic flow, formulate the road traffic optimization copy, and improve the traffic command. ability.

The traffic management detection node data center will call the vehicle owner, traffic control, highway, taxation, public security and other departments to the owner and driver: the annual review, accident handling, taxes and fees are written into the Q3 area of the active RF chip 20, and the RF license plate will The information is transmitted to the cab display screen 91 and transmitted to the owner's mobile phone and the unit computer through the GPRS wireless communication module assembly 70.

5 The road detection node is also equipped with a vehicle sensor. If the vehicle sensor detects the vehicle, and the road detection node RF reader does not read the radio frequency license plate information, it is confirmed as an abnormal vehicle without a radio license plate or a deck car or a stolen car. The detection node starts the camera to capture the vehicle photo archive and starts the front interception program.

The radio frequency reader installed on the 6 highways automatically reads the basic information of the EPC area of the active RF chip 20. If the large vehicle goes fast lane or enters the shoulder emergency channel, it is illegal to cross the line, the RF reader The cross-travel violation content is written into the Q3 area of the active radio frequency chip 20, and the lane-by-channel radio frequency reader position code is written into the Q2 area of the active radio frequency chip 20. The RF license plate displays the illegal content of the chip Q3 area on the cab display screen 91 to inform the driver of the illegal content. The Q2 and Q3 area information is sent to the owner's mobile phone and the unit computer through the GPRS module 70, and the vehicle violation content and the vehicle position are reported.

The time difference between the two RF readers on the 7 roads that read the same RF license plate is △t, the car

The data center of the road detection point automatically calculates the vehicle speed. If the speed is exceeded, the road detection point reader will write the violation speed code to the Q3 area of the active RF chip 20. Write the detection point RF reader position code to the Q2 area. The cab display screen 91 displays the violation speeding, and the radio frequency license plate reports the violation speed and its position to the owner's mobile phone and the unit computer through the GPRS module.

8 road detection points are installed with lane-by-lane road weights, and the detection point RF reader reads the basic information of the EPC area of the active RF chip 20 (vehicle number, vehicle type, vehicle owner classification, vehicle weight + load weight, axle number) Enter the detection point processing center together with the weight information measured by the weight. If the weight measurement data exceeds the maximum weight of the vehicle recorded in the EPC area of the active RF chip 20, the overloaded vehicle will write the illegal overload information. Into the Q3 area of the

active RF chip

20, 91 writes the detection point location code to the Q2 area. The RF license plate displays the overload information on the cab display screen 91 to inform the driver that the vehicle is overloaded, and reports the owner's mobile phone, unit computer, vehicle overweight information and its detection position through the GPRS wireless communication module assembly 70.

The information on the number of axles of the vehicle in the EPC zone of the radio frequency license plate helps to establish a vehicle non-stop vehicle weight detecting device, and completes the vehicle weight detection while the vehicle is in progress.

9 highway detection node RF reader reads the information of the Q1 area of the active RF chip 20. If there is a message in the Q1 area where the driver requests to block the car or the owner requests the car, the city traffic is forwarded by the data center of the detection point. The management center shall be notified by the municipal traffic management center to the traffic police and the public security department.

Referring to Figure 9, the application of the present invention in a highway toll system:

Replace the charging RF card in the existing road toll system.

1) The vehicle to the highway toll center handles the automatic charging procedure. After receiving the prepaid toll fee, the highway toll center writes the billing password to the Q4 area of the active radio frequency chip 20, writes the deposit amount to the Q5 area, and completes the automatic charging application.

The balance of the toll is shown on the display 91 in the cab of the vehicle.

2) The vehicle arrives at the entrance of the highway toll station. The RF reader at the entrance of the toll station reads the basic information of the EPC area in the active RF chip 20: license plate number, vehicle type, owner type, maximum weight, and reading the Q4 area. Charge code, Q5 area balance, confirm the password is correct, and when there is enough deposit balance, write the toll station entrance position code to the Q6 area in the active RF chip 20, and let the vehicle enter.

3) The vehicle arrives at the toll exit port, and the output RF reader reads the active RF chip. 20 EPC area vehicle basic information, read the Q4 area charging password of the active radio frequency chip 20, the Q5 area deposit balance, and read the Q6 area vehicle entrance position code. The toll fee is calculated according to the vehicle type, the owner type, the maximum load capacity and the road entrance position, and the deduction amount is written into the Q7 area of the active radio frequency chip 20, and the new balance amount is rewritten to the Q5 area to complete the automatic charging procedure.

Display 91 in the vehicle cab shows the toll deduction and balance.

Referring to Figure 10, the present invention is applied to a parking lot charging system:

RF license plates have multiple billing features to replace the existing parking cards:

1) When the vehicle enters the entrance of the parking lot, the parking lot entrance radio frequency reader reads the EPC area information in the active radio frequency chip 20: the car number, the car type, the owner classification, the maximum weight, and the number of axles. The vehicle entry time is then written to the Q8 zone in the active radio frequency chip 20, and the brake lever is activated to release the vehicle into the parking lot.

2) After the vehicle arrives at the parking space, the RF reader of the parking space reads the EPC area information of the active RF chip 20: the license plate number, and sends the parking space code and the vehicle number to the parking lot data center simultaneously to implement the parking lot. Vehicle positioning, recording the number and location of parking, and improving the utilization of parking lots.

The parking space RF reader sends the parking space information to the Q9 area of the active RF chip 20.

The code of the parking space is displayed on the driver's mobile phone, so that the driver can quickly find the parking space when leaving the parking lot.

3) When the vehicle arrives at the exit of the parking lot, the export RF reader reads the basic information of the EPC area vehicle in the active RF chip 20, and reads the arrival time of the vehicle in the Q8 area. The parking lot data center is classified according to the vehicle type and the vehicle owner. Parking time automatically calculates the parking fee and collects parking After the fee is released.

Claims

An RFID radio frequency license plate with communication function, characterized in that it comprises a license plate shell, wherein the license plate shell is provided with seven components: an active radio frequency chip, a half-wave vibrator antenna and a near-field antenna, and an anti-disassembly radio frequency chip. Self-destruction device, data processor, vibration sensor, voltage adjustment and power failure alarm device, GPRS wireless communication module assembly:

The active radio frequency chip is externally connected to the half-wave vibrator antenna and the near-field antenna, and the active radio frequency chip registration is divided into six areas: an EPC area as a basic information area of the vehicle, a T area as a vehicle detailed information area, and The Q area consisting of the traffic management information area, the road toll information area, the parking lot charging information area and the standby information area, the vehicle basic information area and the vehicle detailed information area are all non-rewritable areas, and are written by the vehicle management. The Q zone is a vehicle dynamic information zone;

The active radio frequency chip is externally connected to the tamper-proof radio frequency chip self-destruction device, and the data processor controls internal information collection, processing and transmission of the active radio frequency chip, and the vibration sensor detects the vibration of the radio frequency license plate to detect the start of the automobile engine. Or off, the information is written to the data processor;

The voltage adjustment and power-off alarm device external vehicle battery obtains direct current, and the output current of the voltage regulator is internally set to supply power to each unit of the radio frequency license plate;

The GPRS wireless communication module assembly comprises a GPRS module and a SIM card, wherein the SIM card stores a radio frequency license plate and a vehicle owner mobile phone, a unit computer mobile communication number, and the external GPRS communication antenna of the GPRS communication module assembly is under the control of the data processor. Implement information exchange with the owner's mobile computer.
The RFID radio frequency license plate with communication function according to claim 1 The requisition is that the license plate shell of the RFID radio frequency license plate is mounted on the vehicle together with the conventional vehicle number plate, and is fixed by the fastening screw through the mounting hole, and the license plate outer casing is provided with the upper antenna platform and the lower antenna platform, and The housing body is provided with two or more mounting holes, and the RF license plate outer panel is provided with an RF license plate outer wiring bundle, and the RF license plate external wiring bundle includes a 12V battery line connecting the automobile and a connecting line connecting the cab display screen. .
The RFID radio frequency license plate with communication function according to claim 1, wherein the half-wave vibrator antenna is disposed in an upper antenna platform of the license plate casing, and the antenna size is larger than that of the conventional radio frequency tag antenna, and the near field is The antenna is placed inside the lower antenna platform of the license plate housing.
The RFID radio frequency license plate with communication function according to claim 1, wherein the active radio frequency chip has a capacity of 8 Kbt, and the registration area information is set as follows:

The EPC area as the basic information area of the vehicle is basic information of the vehicle, including the vehicle number, the type of the vehicle, the classification of the owner, the maximum weight of the vehicle, and the number of axles;

The T area as the detailed information area of the vehicle is the frame number, the engine number, the purchase date, and the transfer record;

The Q zone as the vehicle dynamic information zone includes:

Traffic management information area, that is, Q1, Q2, Q3, the Q1 is the driver or the owner requesting the traffic police car stop information code, the Q2 is the road detection point location code, and the Q3 is the road detection result and the road, tax, traffic police, The reminder code of the vehicle management department;

Highway toll information area, namely Q4, Q5, Q6, Q7, the Q4 is the road toll password. The Q5 is a road toll balance deposit, the Q6 is a road toll entry detection location code, and the Q7 is a road toll deduction amount;

The parking lot charging information area, that is, Q8, Q9, the Q8 is the parking lot entrance time, and the Q9 is the parking lot parking space code;

The spare information area, that is, Q10, is the standby information including the automatic charging of the fueling.
The RFID radio frequency license plate with communication function according to claim 1, wherein the tamper-proof radio chip self-destruction device comprises an anti-disassembly self-destructive switch of the radio frequency license plate and a storage capacitor connected thereto. A pressure spring is arranged under one end of the detachment self-destructing switch, and a safety pin is arranged on the upper side of the radio frequency license plate, and a detachable protruding bamboo is arranged on the back plate of the RF license plate, and the external connection of the power supply terminal of the chip is passed through the secondary winding of the step-up transformer and the primary of the step-up transformer. The coil is placed at the other end of the tamper-proof self-destruct switch.
The RFID radio frequency license plate with communication function according to claim 4, wherein the data processor reads the stored information of the active radio frequency chip every second, and stores the read information from the processing. In the device, the last stored information is cleared at the same time, and the information read each time is compared with the stored information. If not, the GPRS is started, and the Q2 and Q3 area information is sent to the owner's mobile phone or computer; The information requested by the owner to block the car is written into the chip Q1 area; the information requested by the driver to block the car is written into the Q1 area; when the radio frequency license plate is disassembled, the owner of the vehicle is reported through GPRS; the road detection information in the Q3 area is transmitted to the driving The display screen in the room; the road toll amount and deduction amount of Q5 and Q7 are transmitted to the display screen in the cab; the parking space information of the Q9 area is sent to the driver's mobile phone through the GPRS module.
The RFID radio frequency license plate with communication function according to claim 1 The requisition is that the vibration sensor writes and writes information to the data processor, and then sends it to the owner's mobile phone computer through the GPRS module to establish a vehicle monitoring system to prevent unplanned vehicles.
The RFID radio frequency license plate with communication function according to claim 1, wherein the voltage adjustment and power failure alarm device comprises a voltage regulator, and the radio frequency license plate receives the vehicle battery to obtain 12V direct current, and passes through the radio frequency license plate. The voltage regulator outputs 3.3V to power each unit of the RF license plate.
The RFID radio frequency license plate with communication function according to claim 1, further characterized in that the display screen of the vehicle cab is installed in the cab of the vehicle, and the radio frequency license plate is connected by wires or with Bluetooth.