CN103914725A - Automobile electronic identification based on two tags and coding method - Google Patents
Automobile electronic identification based on two tags and coding method Download PDFInfo
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- CN103914725A CN103914725A CN201410133875.9A CN201410133875A CN103914725A CN 103914725 A CN103914725 A CN 103914725A CN 201410133875 A CN201410133875 A CN 201410133875A CN 103914725 A CN103914725 A CN 103914725A
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Abstract
The invention discloses an automobile electronic identification based on two tags and a coding method. The automobile electronic identification based on the two tags comprises the tag A and the tag B, wherein the tag A and the tag B are associated with each other and installed inside an automobile and outside the automobile respectively to achieve high-speed and high-performance data reading, the tag A is a passive radio frequency tag, and the tab B is also a passive radio frequency tag; the tag A is installed on a wiping arm of an automotive wiper; the tag B is installed at the position of a microwave window of an automotive front windshield. According to the automobile electronic identification based on the two tags and the coding method, the two associated passive radio frequency tags are installed inside the automobile and outside the automobile respectively to achieve high-speed and high-performance data reading, the requirement for remote and reliable recognition of the RFID of an RFID system in the operating environment that the automobile moves freely can be met, and operation is easy and convenient.
Description
Technical field
The present invention relates to a kind of mark of the automotive electronics based on two labels and coding method, belong to RFID radio RF recognition technology and technology of Internet of things field, the passive ultra-high frequency label technique field that particularly automobile logo is used.
Background technology
By in July, 2013, the vehicle guaranteeding organic quantity of China is 2.47 hundred million, wherein, 1.3 hundred million, automobile, China is that current second-biggest-in-the-world automobile quantity is possessed state.Compared with the same period of last year 1538 ten thousand, newly-increased automobile, increases by 13.37%.Automobile volume of production and marketing and the growth rate of China all occupy the first in the world.The social concern relevant to automobile pollution rapid growth and contradiction are day by day serious, and automobile attacks violence terrorist incident, relate to the problem serious threats such as car criminal case, false-trademark and deck harmonious society's fast development.
At present, relating to car case and vehicle management problem has become China and deeply advances safe city construction, safeguards the difficult problem that economic society stable development urgently breaks through.Through a large amount of technology explorations, wherein adopting the automotive electronics mark of RFID radio RF recognition technology is a kind of effective method.
The RFID radio RF recognition technology that automotive electronics mark adopts, is the important perception means in Internet of Things field, is the strategic developing industry of giving priority to of China.At present, far Distance RFID radio RF recognition technology is widely used in the applications such as vehicle, logistics, warehousing management.Particularly, in RFID vehicle management application, conventionally require RFID label to be mounted on shield glass, realize vehicle attribute information static state/dynamic information Real-time Collection.Enrich vehicle driving information dynamic sensing, improve traffic information collection, the operation supervision of emphasis vehicle dynamic, motor vehicle are raided typical case's application such as deploy to ensure effective monitoring and control of illegal activities.
At present, RFID radio RF recognition technology relates to car application demand and mainly comprises: (1) relates to car law enforcement.Comprise that intelligent bayonet monitoring, regional dynamics control, false deck vehicle auditing, vehicle hit-and-run are traced, digitizing Lu Chalu inspection etc.; (2) traffic control commander: magnitude of traffic flow monitoring, traffic signals Based Intelligent Control, traffic trip induction, transport information are issued, vehicle compulsory insurance for traffic accident of motor-drivenvehicle is paid supervision, protected car settle a claim help to examine examine, vehicle set-fee pays supervision, vehicle environmental protection supervision etc.(3) other value-added services also comprise service, refuelling station's automatic charging monitoring management, the small amount payment value-added services etc. such as the management of community parking field, unit vehicle entrance guard management, traffic information inquiry.
Due to special construction and the free-pouring ruuning situation of automobile, under the fast mode of speed per hour 120Km/h, require very high to the tag performance being mounted on shield glass.But the antiultraviolet plated film that front windshield pastes, owing to containing metallic ion, having a strong impact on the readwrite performance (comprising distance, accuracy) of automobile, therefore, existing traditional technology can not meet RFID read-write system, under the free-pouring running environment of vehicle, the automotive electronics based on RFID identified to the demand of carrying out long-haul reliable identification.
In sum, at present, need especially a kind of automotive electronics label based on the two labels of radio frequency identification, the above-mentioned defect existing to solve existing traditional technology,
Summary of the invention
The object of the present invention is to provide a kind of mark of the automotive electronics based on two labels and coding method that can overcome above-mentioned technical matters, the present invention reads with the data that realize high-speed high-performance inside and outside two passive RF labels that are mutually related are arranged on respectively to automobile, can meet RFID read-write system, under the free-pouring running environment of vehicle, automotive electronics be identified to the demand of carrying out long-haul reliable identification simultaneously.
Automotive electronics based on two labels mark of the present invention comprises that two automotive electronics marks that are mutually related are respectively A label and B label, described A label and B label read with the data that realize high-speed high-performance inside and outside being arranged on respectively automobile, described A label is passive RF label, and described B label is passive RF label;
Described A label is arranged on automobile wiper scraping arm; Described B label is arranged on the position of shield glass microwave window.
The structure of described A label comprises left via hole, A label chip, A label antenna, right via hole, ABS package casing; Described A label chip, A label antenna, ABS package casing are integrated being fixed together;
The structure of described B label comprises B label chip, B label antenna, ceramic package card; Described B label chip, B label antenna, ceramic package card is integrated being fixed together;
Described left via hole, right via hole are for A label is fixed on to wiper scraping arm.A label chip and B label chip are mainly used in store car information data, and described information of vehicles data are the storage data layout of A label described below and B label.Described A label antenna and B label antenna play the effect of signal sending and receiving communication between A label, B label and read-write equipment.Described read-write equipment is for reading the storage data layout of A label and B label, and described read-write equipment comprises fixed read-write equipment and hand-held read-write equipment.
According to European standard, front windshield top inside rear-view mirror back location, automaker reserves the microwave window of the not metal ion composition of a block length 120mm × more than wide 70mm and specializes in electronic tag use, when installation as long as described B label is arranged on to this.
But for the shield glass of antiultraviolet plated film that unlike material is installed, the outer readwrite performance of car of described B label is had a strong impact on, therefore described A label is arranged on outside car, is not subject to like this impact of shield glass plated film, can directly carry out fast data recognition.
The data correlation of described A label and B label is as described below:
Information of vehicles of the present invention coding is to be stored in the storer of A label based on RFID technology and B label, described storer is divided into four memory blocks by agreement regulation, be respectively: reserved storage area (Reserved district), unique code storage district (UII district, Unique Item Identification), chip serial number district, user storage area.
The storage data layout of A label comprises following four partial contents:
1) reserved storage area (Reserved district): for storing deactivation key and access key.
2) (UII district of unique code storage district, Unique Item Identification): for storing 96 (binary digits, institute's rheme is binary digit below) automobile summary coding, automobile summary coding comprises the information of 5 fields such as mask header (MASK Header), version information, hair fastener office code, class of vehicle coding, national automobile serial number.
Wherein, the mask header of A label takies 4 bit lengths, and the data of the mask header of A label are 0000, when read-write equipment read-write, can pass through this data separation A label and B label; Version information takies 4 bit lengths, the version information of storage data layout; Hair fastener office code takies 40 bit lengths, represents to provide authority's code of automotive electronics mark; Kind and the special vehicle code etc. of class of vehicle coded representation vehicle; Whole nation automobile sequential encoding accounts for 40 bit lengths, can represent approximately 10
12the capacity of vehicle, the national automobile serial number of each vehicle of described A label and B tag storage is unique.Unique code storage district of described A label will become read-only region after data writing, can only read and cannot write.
3) chip serial number district (TID district): for storing curing chip serial number.
4) user storage area (USERS district): for vehicle essential informations such as the license plate number of store car, Motor Number, Vehicle Identify Numbers.Utilize TLV form to represent, if the TLV form of license plate number is T=01, L=07, V=XXXXXXX; Motor Number TLV form is T=02, L=08, V=12345678; Vehicle Identify Number TLV form is T=03, L=17, V=1235678901234567.
The storage data layout of described A label is the coding method of A label.
The storage data layout of B label comprises following four partial contents:
1) reserved storage area (Reserved district): for storing deactivation key and access key.
2) unique code storage district (UII memory block): for storing the automobile annual check coding of 96, comprise the information of seven fields such as mask header, version information, safe coding information, application module number information, B label term of validity time, next annual test temporal information and national automobile serial number.
Wherein, the mask header of B label takies 4 bit lengths, and the data of the mask header of B label are 1111, when read-write equipment read-write, can pass through this data separation A label and B label; Version information takies 4 bit lengths, the version information of version information storage data layout; Safe coding information takies 20, and safe coding information comprises cipher key index and algorithm index, and the expanded application information encryption and decryption being applied in user storage area is used; Application module number information takies 4, and application module number information represents the number of the expanded application module in user storage area; The term of validity time of B label takies 12, the term of validity time of this label of term of validity time representation of B label and the difference of 2000; Annual test time of this label of annual test time representation next time and the difference of 2000; Whole nation automobile serial number takies 40, and national automobile serial number represents approximately 10
12the capacity of vehicle, the national automobile serial number of each vehicle of described A label and B tag storage is unique.
3) chip serial number district (TID district): for storing curing chip serial number.
4) user storage area (USERS district): for storing automobile expanded application information, automobile expanded application information relates to multiple industries such as public security, traffic, environmental protection and insurance, automobile expanded application information adopts TLV form to write;
Automobile expanded application information specifically comprises following content:
The police's application TLV form T=1X, L=XX, V=XXXXXXXXX;
Traffic application TLV form T=2X, L=XX, V=XXXXXXXXX;
Environmental protection application TLV form T=3X, L=XX, V=XXXXXXXXX;
Insurance application TLV form T=4X, L=XX, V=XXXXXXXXX.
The storage data layout of described B label is the coding method of B label.
The present invention adopts two passive RF labels, i.e. A label and B label; A passive RF label is arranged on outside car, a passive RF label is arranged in car, be arranged on A label outside car and can carry out at a distance data and read, the data of A label read and comprise automobile essential information and automobile summary coding, and A label is distinguished at a distance for the data at traffic block port place; Carry out closely data and read being arranged on B label in car, the data of B label read and comprise automobile annual check coding and automobile expanded application information, use when B label is enforced the law for police.Described A label and B label adopt same national automobile serial number and different mask headers in the time of data encoding, can associated and differentiation in the time that read-write equipment reads.
The present invention reads with the data that realize high-speed high-performance inside and outside two passive RF labels that are mutually related are arranged on respectively to automobile, can meet the demand that rfid system carries out long-haul reliable identification to RFID electronic tag under the free-pouring running environment of vehicle simultaneously, and simple to operation.
Brief description of the drawings
Fig. 1 is the job applications schematic diagram of a kind of mark of the automotive electronics based on two labels of the present invention;
Fig. 2 is the A label of a kind of mark of the automotive electronics based on two labels of the present invention and the installation site schematic diagram of B label;
Fig. 3 is the structural representation of the A label of a kind of mark of the automotive electronics based on two labels of the present invention;
Fig. 4 is the structural representation of the B label of a kind of mark of the automotive electronics based on two labels of the present invention;
Fig. 5 is the storage data layout figure of the A label of a kind of mark of the automotive electronics based on two labels of the present invention;
Fig. 6 is the storage data layout figure of the B label of a kind of mark of the automotive electronics based on two labels of the present invention.
Embodiment
Describe the present invention below in conjunction with drawings and Examples.
A label is arranged on automobile wiper scraping arm, and new car can be installed in the time that automobile dispatches from the factory or lists, and used car can be installed in the time of annual test.B label is arranged on shield glass microwave window place, when new car is listed, installs, and used car can be installed in the time of annual test.
Use-pattern of the present invention as shown in Figure 1.Traffic block port is in the antenna that fixed read-write equipment and read-write equipment are installed on portal frame or cantilever shalving.Determine read-write equipment quantity is installed according to track, several read-write equipments are installed in several tracks. and implement comprehensive covering, and can effectively evade the interference of adjacent lane vehicle, to ensure that recognition is accurate, error rate is low.
As shown in Figure 2, automotive electronics based on two labels mark of the present invention comprises that two automotive electronics marks that are mutually related are respectively A label and B label, described A label and B label read with the data that realize high-speed high-performance inside and outside being arranged on respectively automobile, described A label is passive RF label, and described B label is passive RF label;
Described A label is arranged on automobile wiper scraping arm; Described B label is arranged on the position of shield glass microwave window.
As shown in Figure 3, Figure 4:
The structure of described A label comprises left via hole, A label chip, A label antenna, right via hole, ABS package casing; Described A label chip, A label antenna, ABS package casing are integrated being fixed together;
The structure of described B label comprises B label chip, B label antenna, ceramic package card; Described B label chip, B label antenna, ceramic package card is integrated being fixed together;
Described left via hole, right via hole are for A label is fixed on to wiper scraping arm.A label chip and B label chip are mainly used in store car information data, and described information of vehicles data are the storage data layout of A label described below and B label.Described A label antenna and B label antenna play the effect of signal sending and receiving communication between A label, B label and read-write equipment.Described read-write equipment is for reading the storage data layout of A label and B label, and described read-write equipment comprises fixed read-write equipment and hand-held read-write equipment.
According to European standard, front windshield top inside rear-view mirror back location, automaker reserves the microwave window of the not metal ion composition of a block length 120mm × more than wide 70mm and specializes in electronic tag use, when installation as long as described B label is arranged on to this.
But for the shield glass of antiultraviolet plated film that unlike material is installed, the outer readwrite performance of car of described B label is had a strong impact on, therefore described A label is arranged on outside car, is not subject to like this impact of shield glass plated film, can directly carry out fast data recognition.
The data correlation of described A label and B label is as described below:
Information of vehicles of the present invention coding is to be stored in the storer of A label based on RFID technology and B label, described storer is divided into four memory blocks by agreement regulation, be respectively: reserved storage area (Reserved district), unique code storage district (UII district, Unique Item Identification), chip serial number district, user storage area.
As shown in Figure 5, the storage data layout of A label comprises following four partial contents:
1) reserved storage area (Reserved district): for storing deactivation key and access key.
2) (UII district of unique code storage district, Unique Item Identification): for storing 96 (binary digits, institute's rheme is binary digit below) automobile summary coding, automobile summary coding comprises the information of 5 fields such as mask header (MASK Header), version information, hair fastener office code, class of vehicle coding, national automobile serial number.
Wherein, the mask header of A label takies 4 bit lengths, and the data of the mask header of A label are 0000, when read-write equipment read-write, can pass through this data separation A label and B label; Version information takies 4 bit lengths, the version information of storage data layout; Hair fastener office code takies 40 bit lengths, represents to provide authority's code of automotive electronics mark; Kind and the special vehicle code etc. of class of vehicle coded representation vehicle; Whole nation automobile sequential encoding accounts for 40 bit lengths, can represent approximately 10
12the capacity of vehicle, the national automobile serial number of each vehicle of described A label and B tag storage is unique.Unique code storage district of described A label will become read-only region after data writing, can only read and cannot write.
3) chip serial number district (TID district): for storing curing chip serial number.
4) user storage area (USERS district): for vehicle essential informations such as the license plate number of store car, Motor Number, Vehicle Identify Numbers.Utilize TLV form to represent, if the TLV form of license plate number is T=01, L=07, V=XXXXXXX; Motor Number TLV form is T=02, L=08, V=12345678; Vehicle Identify Number TLV form is T=03, L=17, V=1235678901234567.
The storage data layout of described A label is the coding method of A label.
As shown in Figure 6, the storage data layout of B label comprises following four partial contents:
1) reserved storage area (Reserved district): for storing deactivation key and access key.
2) unique code storage district (UII memory block): for storing the automobile annual check coding of 96, comprise the information of seven fields such as mask header, version information, safe coding information, application module number information, B label term of validity time, next annual test temporal information and national automobile serial number.
Wherein, the mask header of B label takies 4 bit lengths, and the data of the mask header of B label are 1111, when read-write equipment read-write, can pass through this data separation A label and B label; Version information takies 4 bit lengths, the version information of version information storage data layout; Safe coding information takies 20, and safe coding information comprises cipher key index and algorithm index, and the expanded application information encryption and decryption being applied in user storage area is used; Application module number information takies 4, and application module number information represents the number of the expanded application module in user storage area; The term of validity time of B label takies 12, the term of validity time of this label of term of validity time representation of B label and the difference of 2000; Annual test time of this label of annual test time representation next time and the difference of 2000; Whole nation automobile serial number takies 40, and national automobile serial number represents approximately 10
12the capacity of vehicle, the national automobile serial number of each vehicle of described A label and B tag storage is unique.
3) chip serial number district (TID district): for storing curing chip serial number.
4) user storage area (USERS district): for storing automobile expanded application information, automobile expanded application information relates to multiple industries such as public security, traffic, environmental protection and insurance, automobile expanded application information adopts TLV form to write;
Automobile expanded application information specifically comprises following content:
The police's application TLV form T=1X, L=XX, V=XXXXXXXXX;
Traffic application TLV form T=2X, L=XX, V=XXXXXXXXX;
Environmental protection application TLV form T=3X, L=XX, V=XXXXXXXXX;
Insurance application TLV form T=4X, L=XX, V=XXXXXXXXX.
The storage data layout of described B label is the coding method of B label.
The present invention is in real work, read-write equipment is implemented scanning to B label, and the mask header by scan A label and B label can filter out B label, read-only A label, by background data base whois lookup blacklist vehicle, described background data base server is mainly stored case-involving information of vehicles and blacklist information of vehicles and is comprised the related informations such as relevant car owner, as be found blacklist vehicle, blacklist is mass-sended to all traffic block ports, the prompting staff of traffic block port place processes, can effectively contain like this fake license car, cover licence plate car and blacklist car are reviewed.Application of the present invention also can expand to the career field such as parking fee collective system, car insurance registration.A label is applicable to read at a distance with fixed read-write equipment.
Described hand-held read-write equipment is applicable to B label closely to read and write, as people's police use hand-held read-write equipment to read and write the B label of automobile when the examination of law enforcement.
Described A label, B label all meet the electronic tag of the optimum impedance coupling of 902-928MHz and 840-845MHz frequency range.Can meet the demand that comprises 902-928MHz and the work of 840-845MHz frequency range.Support the GB GB-29768 agreement of ISO18000-6C or China.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, is anyly familiar with those skilled in the art in scope disclosed by the invention; the variation that can expect easily or replacement, all should be encompassed in the protection domain of the claims in the present invention.
Claims (8)
1. the mark of the automotive electronics based on two labels, is characterized in that, comprising: two automotive electronics marks that are mutually related are respectively A label and B label, and described A label and B label read with the data that realize high-speed high-performance inside and outside being arranged on respectively automobile.
2. a kind of mark of the automotive electronics based on two labels according to claim 1, is characterized in that, described A label is arranged on automobile wiper scraping arm; Described B label is arranged on the position of shield glass microwave window.
3. a kind of mark of the automotive electronics based on two labels according to claim 1, is characterized in that, described A label is passive RF label, and described B label is passive RF label.
4. a kind of mark of the automotive electronics based on two labels according to claim 1, is characterized in that, the structure of described A label comprises left via hole, A label chip, A label antenna, right via hole, ABS package casing; Described A label chip, A label antenna, ABS package casing are integrated being fixed together;
The structure of described B label comprises B label chip, B label antenna, ceramic package card; Described B label chip, B label antenna, ceramic package card is integrated being fixed together.
5. a kind of mark of the automotive electronics based on two labels according to claim 1, is characterized in that, described A label chip and B label chip are mainly used in store car information data.
6. the automotive electronics identification code method based on two labels, is characterized in that, the storage data layout of described A label is the coding method of A label; The storage data layout of described B label is the coding method of B label;
Information of vehicles coding is to be stored in the storer of A label based on RFID technology and B label; Described storer is divided into four memory blocks by agreement regulation, is respectively: reserved storage area, unique code storage district, chip serial number district, user storage area.
7. a kind of automotive electronics identification code method based on two labels according to claim 6, is characterized in that, described in
The storage data layout of A label comprises following four partial contents:
1) reserved storage area: for storing deactivation key and access key;
2) unique code storage district: for storing the automobile summary coding of 96, automobile summary coding comprises the information of 5 fields such as mask header, version information, hair fastener office code, class of vehicle coding, national automobile serial number;
3) chip serial number district: for storing curing chip serial number;
4) user storage area: for vehicle essential informations such as the license plate number of store car, Motor Number, Vehicle Identify Numbers.
8. a kind of automotive electronics identification code method based on two labels according to claim 6, is characterized in that, the storage data layout of described B label comprises following four partial contents:
1) reserved storage area: for storing deactivation key and access key;
2) unique code storage district: for storing the automobile annual check coding of 96, comprise the information of seven fields such as mask header, version information, safe coding information, application module number information, B label term of validity time, next annual test temporal information and national automobile serial number;
3) chip serial number district: for storing curing chip serial number;
4) user storage area: for storing automobile expanded application information, automobile expanded application information relates to multiple industries such as public security, traffic, environmental protection and insurance, automobile expanded application information adopts TLV form to write;
Automobile expanded application information specifically comprises following content:
The police's application TLV form T=1X, L=XX, V=XXXXXXXXX;
Traffic application TLV form T=2X, L=XX, V=XXXXXXXXX;
Environmental protection application TLV form T=3X, L=XX, V=XXXXXXXXX;
Insurance application TLV form T=4X, L=XX, V=XXXXXXXXX.
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| CN201410133875.9A CN103914725A (en) | 2014-04-03 | 2014-04-03 | Automobile electronic identification based on two tags and coding method |
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| CN201410133875.9A CN103914725A (en) | 2014-04-03 | 2014-04-03 | Automobile electronic identification based on two tags and coding method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107045791A (en) * | 2017-03-16 | 2017-08-15 | 王德旺 | The implementation method of automobile and motorcycle Intelligent traffic management systems |
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| CN102222260A (en) * | 2011-06-29 | 2011-10-19 | 公安部第三研究所 | Passive ultra-high frequency radio frequency identification (RFID) electronic tag chip special for vehicle and control method |
| CN202433936U (en) * | 2012-01-16 | 2012-09-12 | 厦门信达物联科技有限公司 | Electronic tag adhered on automotive glass |
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2014
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102054357A (en) * | 2009-10-27 | 2011-05-11 | 周亮 | Vehicle monitoring system and method based on radio frequency identification |
| CN102222260A (en) * | 2011-06-29 | 2011-10-19 | 公安部第三研究所 | Passive ultra-high frequency radio frequency identification (RFID) electronic tag chip special for vehicle and control method |
| CN202433936U (en) * | 2012-01-16 | 2012-09-12 | 厦门信达物联科技有限公司 | Electronic tag adhered on automotive glass |
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Application publication date: 20140709 |