CN101159039A - Hyper-high-frequency vehicle recognition card and recognition device thereof - Google Patents
Hyper-high-frequency vehicle recognition card and recognition device thereof Download PDFInfo
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- CN101159039A CN101159039A CNA2007101683405A CN200710168340A CN101159039A CN 101159039 A CN101159039 A CN 101159039A CN A2007101683405 A CNA2007101683405 A CN A2007101683405A CN 200710168340 A CN200710168340 A CN 200710168340A CN 101159039 A CN101159039 A CN 101159039A
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- ultrahigh frequency
- identification card
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- vehicle identification
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Abstract
The invention is to provide a super-high frequency automobile recognition card and a recognition device thereof; wherein the invention includes a battery for supplying power to the automobile recognition card and the recognition device thereof; a storage unit storing the automobile information and relative management information, a MCU control unit for reading the automobile recognition card and the relative information of the recognition thereof and controlling a super-high frequency receiving/emitting unit to receive or emit a super-high frequency signal; the super-high frequency receiving/emitting unit controlled by the MCU control unit and used for emitting or receiving the super-high frequency signal; a matching filter unit connected with the super-high frequency receiving/emitting unit and used for performing filtering on the super-high frequency signal; and an antenna connected with the matching filter unit and used for emitting and receiving the super-high frequency signal. The super-high frequency recognition card can be cooperated with the recognition device thereof to carry out check on the automobile in short time and with high efficiency, thereby having good economic benefit and social benefit.
Description
Technical field
The present invention relates to vehicle identification card and recognition device thereof, particularly discern the vehicle identification card and the recognition device thereof of testing vehicle register by ultrahigh frequency.
Background technology
Vehicle has become the necessary vehicles of our daily life, management of vehicles is become more and more important, for example, the annual test of the paying of road toll, vehicle, whether be hit-and-run vehicle or the like, and the continuous increase of escort vehicle becomes more and more difficult to management of vehicles, so, remote identification testing vehicle register becomes indispensable social life content, particularly for taxi trade.At present, the industry has been subjected to the intense impact of illegal commercial vehicle (illegal vehicle, fake-licensed car etc.).And only rely on inspector's experience to be acted for the investigation of illegal vehicle, inspection process complexity, take time and effort and effect relatively poor.What adopted in part city (such as Shanghai) is that a kind of novel POS machine is used to screen illegal vehicle.Regular taxi all has the electronics card for operating that can't " clone ", and various information such as the vehicle, license number, unit, code of this car have been put down in writing in the inside, as long as the traffic police is with one contrast of POS machine, illegal vehicle just do not have be not stealthy.Measure effect although it is so is fine, but enforcing law need carry out requiring to be checked under the prerequisite of vehicle parking, has hindered the hommization of law enforcement to a great extent, has limited the intellectuality of law enforcement, has increased the law enforcement time, and efficient is not high.
Summary of the invention
The object of the present invention is to provide a kind of vehicle identification card and recognition device thereof that is used for discerning at a distance testing vehicle register in traffic administration, the recognition device of vehicle card can be discerned the vehicle identity information that the interior vehicle identification card of being installed of vehicle is stored at a distance.
Ultrahigh frequency vehicle identification card of the present invention is characterised in that, comprising: battery, this battery belong to high power capacity lithium battery (1500mAh), are used for to described vehicle identification card power supply; Storage unit, this cell stores has vehicle identity information; MCU control module, this unit are used to read described vehicle identity information and control connected ultrahigh frequency Transmit-Receive Unit reception or emission ultra-high frequency signal; The ultrahigh frequency Transmit-Receive Unit, this unit is subjected to the control of described MCU control module, sends or receive ultra-high frequency signal; The matched filtering unit, this unit is connected with described ultrahigh frequency Transmit-Receive Unit, is used for described ultrahigh frequency Transmit-Receive Unit is sent or carries out filtering from the ultra-high frequency signal that antenna receives; Antenna, this antenna is connected with described matched filtering unit, is used to launch through filtered ultra-high frequency signal or the extraneous ultra-high frequency signal of reception.
The feature of ultrahigh frequency vehicle identification card of the present invention also is, also comprises: power interface, this interface are used for powering to it by external high power capacity lithium battery.
The feature of ultrahigh frequency vehicle identification card of the present invention is that also the working frequency range of described ultrahigh frequency Transmit-Receive Unit is 420MHz～460MHz.
The feature of ultrahigh frequency vehicle identification card of the present invention is that also described ultrahigh frequency Transmit-Receive Unit adopts the GFSK mode to modulate.
The feature of ultrahigh frequency vehicle identification card of the present invention also is, also comprises: SPI download interface, this interface are used to carry out the upgrading of ultrahigh frequency vehicle identification holding firmware program.
The feature of ultrahigh frequency vehicle identification card of the present invention also is, also comprises: UART serial ports, this interface are used for being connected with relevant device and database, directly obtain the associated vehicle identity information.
The recognition device of ultrahigh frequency vehicle identification card of the present invention is characterised in that, comprising: battery, this battery belong to high power capacity lithium battery (1500mAh), are used for the recognition device power supply to described vehicle identification card; Storage unit, this cell stores has vehicle management information; MCU control module, this unit are used to read described vehicle management information and control connected ultrahigh frequency Transmit-Receive Unit reception or emission ultra-high frequency signal; The ultrahigh frequency Transmit-Receive Unit, this unit is subjected to the control of described MCU control module, sends or receive ultra-high frequency signal; The matched filtering unit, this unit is connected with described ultrahigh frequency Transmit-Receive Unit, is used for described ultrahigh frequency Transmit-Receive Unit is sent or carries out filtering from the ultra-high frequency signal that antenna receives; Antenna, this antenna is connected with described matched filtering unit, is used to launch through filtered ultra-high frequency signal or the extraneous ultra-high frequency signal of reception.
The feature of the recognition device of ultrahigh frequency vehicle identification card of the present invention also is, also comprises: power interface, this interface are used for powering to it by external high power capacity lithium battery.
The feature of the recognition device of ultrahigh frequency vehicle identification card of the present invention is that also the working frequency range of described ultrahigh frequency Transmit-Receive Unit is 420MHz～460MHz.
The feature of the recognition device of ultrahigh frequency vehicle identification card of the present invention is that also described ultrahigh frequency Transmit-Receive Unit adopts the GFSK mode to modulate.
The feature of the recognition device of ultrahigh frequency vehicle identification card of the present invention also is, also comprises: SPI download interface, this interface are used to carry out the upgrading of the recognition device firmware program of ultrahigh frequency vehicle identification card.
The feature of the recognition device of ultrahigh frequency vehicle identification card of the present invention also is, also comprises: UART serial ports, this interface are used for being connected with relevant device and database, obtain vehicle management information.
This ultrahigh frequency vehicle identification card is installed on vehicle interior, and the card internal memory contains vehicle identity information, and relevant information realizes carrying out wireless data exchange with recognition device by the uhf electromagnetic wave of wireless transmission during work.Recognition device carries out ultrahigh frequency identification by the mode that the vehicle identification card in its reach is sent instruction and detects, the vehicle identity information that reception is returned, and identifying information is transferred to Database Systems checks information of vehicles for relevant departments, finish inspection work to vehicle, time is short and efficient is high, has good economic benefit and social benefit.
In addition, ultrahigh frequency vehicle identification card of the present invention and recognition device thereof can also be applied in aspects such as similar radio-frequency (RF) identification, Target Recognition, detection.For example, the identification of plant equipment in the factory, the identification of computing machine, management in parking lot or the like in the perform region on a large scale.Because relevant identity information can be stored in this ultrahigh frequency identification card the inside, is equivalent to a kind of " I.D. " of certain device or certain equipment, can utilize therefore that identification card and the recognition device supporting with it detect effectively, identification etc.
Description of drawings
Fig. 1 is the structural representation of ultrahigh frequency vehicle identification card of the present invention.
Fig. 2 is the structural representation of ultrahigh frequency vehicle identification card identification apparatus of the present invention.
Fig. 3 is the applicating flow chart of ultrahigh frequency vehicle identification card of the present invention and recognition device thereof.
Embodiment
Followingly ultrahigh frequency vehicle identification card of the present invention and recognition device thereof are elaborated with reference to accompanying drawing.Fig. 1 is the structural representation of ultrahigh frequency vehicle identification card of the present invention.Among the figure, 1 is battery (1500mAh), and this battery 1 is used for to described vehicle identification card power supply; 2 is storage unit, and this storage unit 2 stores vehicle identity information; 3 are MCU control module (can adopt, for example, ATmega8 chip), and this MCU control module 3 is used to read vehicle identity information and controls connected ultrahigh frequency Transmit-Receive Unit 4 and receives or the emission ultra-high frequency signal; 4 are ultrahigh frequency Transmit-Receive Unit (can adopt, for example, CC1020 chip), and this ultrahigh frequency Transmit-Receive Unit 4 is subjected to the control of described MCU control module 3, send or receive ultra-high frequency signal; 5 are the matched filtering unit, and this unit is connected with described ultrahigh frequency Transmit-Receive Unit 4, are used for the ultra-high frequency signal that described ultrahigh frequency Transmit-Receive Unit 4 sends or described antenna 6 is received is carried out filtering; 6 is antenna, and this antenna 6 is connected with described matched filtering unit, is used to launch through filtered ultra-high frequency signal or the extraneous ultra-high frequency signal of reception.
Fig. 2 is the structural representation of ultrahigh frequency vehicle identification card identification apparatus of the present invention.Among the figure, 1 ' is battery (1500mAh), and this battery 1 ' is used for to described vehicle identification card identification apparatus power supply; 2 ' is storage unit, and this storage unit 2 ' stores vehicle management information; 3 ' is MCU control module (can adopt, for example, ATmega8 chip), and this MCU control module 3 ' is used to read vehicle management information and controls connected ultrahigh frequency Transmit-Receive Unit 4 ' and receives or the emission ultra-high frequency signal; 4 ' is ultrahigh frequency Transmit-Receive Unit (can adopt, for example, CC1020 chip), and this ultrahigh frequency Transmit-Receive Unit 4 ' is subjected to the control of described MCU control module 3 ', sends or receive ultra-high frequency signal; 5 ' is the matched filtering unit, and this unit is connected with described ultrahigh frequency Transmit-Receive Unit 4 ', is used for the ultra-high frequency signal that described ultrahigh frequency Transmit-Receive Unit 4 ' sends or described antenna 6 ' is received is carried out filtering; 6 ' is antenna, and this antenna 6 ' is connected with described matched filtering unit, is used to launch through filtered ultra-high frequency signal or the extraneous ultra-high frequency signal of reception.This ultrahigh frequency vehicle identification card identification apparatus is structurally identical with above-mentioned ultrahigh frequency vehicle identification card, ultrahigh frequency vehicle identification card stored that different is be the identity information of vehicle, and this ultrahigh frequency vehicle identification card identification apparatus stored is vehicle management information.
In addition, all being provided with SPI on ultrahigh frequency vehicle identification card and recognition device thereof downloads and the UART communication interface.The SPI download interface is used to carry out the upgrading of bottom firmware program, can download different testing vehicle register/management information as required; The UART communication interface is used for being connected with relevant device and database, directly obtains associated vehicle identity/management information.In addition, this ultrahigh frequency vehicle identification card identification apparatus also can be connected with the database of vehicle supervision department by wireless network, visits the vehicle management database at any time, so that vehicle is managed flexibly.
As one embodiment of the present of invention, the MCU control module can adopt the ATmega8 chip, and the ultrahigh frequency Transmit-Receive Unit can adopt the CC1020 chip.It is easy that present embodiment has been integrated two-forty, high integration, the programming of CC1020, with advantages such as the low-power consumption of ATmega8, confidentiality and form the requirement of obtaining information when making it on leading indicators such as operating distance, response time, message transmission rate, data security, can fully satisfy high vehicle speeds.In this embodiment, the performance index that can reach are as follows:
Mode of operation: main hairdo
Working frequency range: 430MHz～440MHz
Frequency deviation: 4.950kHz
Modulation system: GFSK
Coded system: Manchester's cde
Launching electrical level: 10dBm
Data transmission rate: 2400/4800/9600Baud
Maximum operating range: 600m
Maximum rate travel: 120km/h
Maximum operation temperature: 110 ℃
Antennal interface: the accurate SMA of 50 Europe superscripts
Fig. 3 is the applicating flow chart of ultrahigh frequency vehicle identification card of the present invention and recognition device thereof.During check the law enfrocement official utilize ultrahigh frequency vehicle identification card identification apparatus to send broadcast singal (step 10) is waken the ultrahigh frequency vehicle identification card that is positioned at interior of motor vehicles up; Judge whether return messages (step 20) of identification card, if ultrahigh frequency vehicle identification card returns the relevant information and the Information Authentication correct (step 30) of vehicle subsequently to ultrahigh frequency vehicle identification card identification apparatus, then this car is by checking (step 40).If this identification card is return messages or the message error returned not, interception car and check (step 50) then., also tackle identification card and carry out channel check, not under the prerequisite of return messages at identification card with the quality (step 60～step 80) of judging its performance.
In instructions; only the situation that the present invention is applied to vehicle management is illustrated; but; vehicle identification card of the present invention and recognition device thereof not only can be applied in the management of vehicles; but also can be applied in the field of other similar radio-frequency (RF) identification; for example; Target Recognition; aspects such as detection; the perhaps identification of plant equipment in the factory; the identification of computing machine in the perform region on a large scale; the management in parking lot or the like; here we repeat no more, as long as its system architecture does not exceed the described scope of claim of the present invention and all belongs to protection scope of the present invention.
Claims (12)
1. a ultrahigh frequency vehicle identification card is characterized in that, comprising:
Battery, this battery belongs to the high power capacity lithium battery, is used for to described vehicle identification card power supply;
Storage unit, this cell stores has vehicle identity information;
MCU control module, this unit are used to read described vehicle identity information and control connected ultrahigh frequency Transmit-Receive Unit reception or emission ultra-high frequency signal;
The ultrahigh frequency Transmit-Receive Unit, this unit is subjected to the control of described MCU control module, sends or receive ultra-high frequency signal;
The matched filtering unit, this unit is connected with described ultrahigh frequency Transmit-Receive Unit, is used for described ultrahigh frequency Transmit-Receive Unit is sent or carries out filtering from the ultra-high frequency signal that antenna receives;
Antenna, this antenna is connected with described matched filtering unit, is used to launch through filtered ultra-high frequency signal or the extraneous ultra-high frequency signal of reception.
2. ultrahigh frequency vehicle identification card as claimed in claim 1, its feature also is, also comprises: power interface, this interface are used for powering to it by external high power capacity lithium battery.
3. ultrahigh frequency vehicle identification card as claimed in claim 1, its feature are that also the working frequency range of described ultrahigh frequency Transmit-Receive Unit is 420MHz～460MHz.
4. ultrahigh frequency vehicle identification card as claimed in claim 1, its feature are that also described ultrahigh frequency Transmit-Receive Unit adopts the GFSK mode to modulate.
5. ultrahigh frequency vehicle identification card as claimed in claim 1, its feature also is, also comprises: SPI download interface, this interface are used to carry out the upgrading of ultrahigh frequency vehicle identification holding firmware program.
6. ultrahigh frequency vehicle identification card as claimed in claim 1, its feature also is, also comprises: UART serial ports, this interface are used for being connected with relevant device and database, directly obtain the associated vehicle identity information.
7. the recognition device of a ultrahigh frequency vehicle identification card is characterized in that, comprising:
Battery, this battery belongs to the high power capacity lithium battery, is used for the recognition device power supply to described vehicle identification card;
Storage unit, this cell stores has vehicle management information;
MCU control module, this unit are used to read described vehicle management information and control connected ultrahigh frequency Transmit-Receive Unit reception or emission ultra-high frequency signal;
The ultrahigh frequency Transmit-Receive Unit, this unit is subjected to the control of described MCU control module, sends or receive ultra-high frequency signal;
The matched filtering unit, this unit is connected with described ultrahigh frequency Transmit-Receive Unit, is used for described ultrahigh frequency Transmit-Receive Unit is sent or carries out filtering from the ultra-high frequency signal that antenna receives;
Antenna, this antenna is connected with described matched filtering unit, is used to launch through filtered ultra-high frequency signal or the extraneous ultra-high frequency signal of reception.
8. the recognition device of ultrahigh frequency vehicle identification card as claimed in claim 7, its feature also is, also comprises: power interface, this interface are used for powering to it by external high power capacity lithium battery.
9. the recognition device of ultrahigh frequency vehicle identification card as claimed in claim 7, its feature are that also the working frequency range of described ultrahigh frequency Transmit-Receive Unit is 420MHz～460MHz.
10. the recognition device of ultrahigh frequency vehicle identification card as claimed in claim 7, its feature are that also described ultrahigh frequency Transmit-Receive Unit adopts the GFSK mode to modulate.
11. the recognition device of ultrahigh frequency vehicle identification card as claimed in claim 7, its feature also is, also comprises: SPI download interface, this interface are used to carry out the upgrading of the recognition device firmware program of ultrahigh frequency vehicle identification card.
12. the recognition device of ultrahigh frequency vehicle identification card as claimed in claim 7, its feature also is, also comprises: UART serial ports, this interface are used for being connected with relevant device and database, directly obtain associated vehicle management information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101683405A CN101159039A (en) | 2007-11-14 | 2007-11-14 | Hyper-high-frequency vehicle recognition card and recognition device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101683405A CN101159039A (en) | 2007-11-14 | 2007-11-14 | Hyper-high-frequency vehicle recognition card and recognition device thereof |
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| Publication Number | Publication Date |
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| CN101159039A true CN101159039A (en) | 2008-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2007101683405A Pending CN101159039A (en) | 2007-11-14 | 2007-11-14 | Hyper-high-frequency vehicle recognition card and recognition device thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022141073A1 (en) * | 2020-12-29 | 2022-07-07 | 深圳市锐明技术股份有限公司 | License plate recognition method and apparatus, and electronic device |
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2007
- 2007-11-14 CN CNA2007101683405A patent/CN101159039A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022141073A1 (en) * | 2020-12-29 | 2022-07-07 | 深圳市锐明技术股份有限公司 | License plate recognition method and apparatus, and electronic device |
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Open date: 20080409 |