CN201654812U - Active RFID (Radio Frequency Identification) system capable of automatically matching vehicles and traffic lane information - Google Patents
Active RFID (Radio Frequency Identification) system capable of automatically matching vehicles and traffic lane information Download PDFInfo
- Publication number
- CN201654812U CN201654812U CN2009202458926U CN200920245892U CN201654812U CN 201654812 U CN201654812 U CN 201654812U CN 2009202458926 U CN2009202458926 U CN 2009202458926U CN 200920245892 U CN200920245892 U CN 200920245892U CN 201654812 U CN201654812 U CN 201654812U
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- electronic tag
- write line
- read write
- active rfid
- information
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Abstract
The utility model relates to an active RFID (Radio Frequency Identification) system capable of automatically matching vehicles and traffic lane information. The system comprises an electronic label and a reader-writer which are wirelessly connected, wherein the electronic label sends out information to the reader-writer which reads the information in the electronic label. The system proposed by the utility model can realize remote automatic recognition by adopting a wireless communication mode, has advantages of simple structure, convenient mounting and simple and effective recognition method, has facility configuration equivalent to that of a common active RFID system by the interaction of the RFID reader-writer and the electronic label, solves the practical necessary problems of traffic lane recognition, contiguous recognition, and the like, and ensures the data accuracy of the information management system.
Description
Technical field
The utility model is applicable to the identification of two-way traffic testing vehicle register, closely testing vehicle register is distinguished and other need accurately know the occasion of vehicle distance, specifically is the active RFID system of a kind of automatic coupling vehicle and lane information.
Background technology
When realizing the automated vehicle identification, add up existing number of vehicles in the parking lot if desired, or realize real-time functions such as public transport guidance information reception and registration, vehicle that just must clear and definite gateway rolls away from actually or sails into, the vehicle on the guiding track be close or away from.The mode that realizes the automated vehicle identification at present mainly is an active RFID electronic licensing, but active RFID does not possess the ability of the distance of identification recognition object distance read write line, if the recognition distance is not enough, causes skip easily; Decipherment distance is far away, but can be with reverse track or do not need to distinguish other closely the information of vehicle misread into, cause mistake of statistics.
The existing RFID technology that is used for vehicle management, need the occasion of track identification for existing high way multi-channel non-parking charge or other, no matter adopt the recognition method of passive RFID or active RFID, all exist and how to differentiate that the received vehicle Radio Frequency ID of each read write line is its actual testing vehicle register that should handle number, rather than adjacent lane vehicle or the signal sent away from other pursuit-type vehicles of gate inhibition's control sluice, thereby cause the problem of misreading.For this reason, the track read write line comes the restricting signal transmission direction except using directional antenna, also needs the restricting signal coverage, in case stop signal is misread.Because the signal cover of read write line has reduced, for allow read write line at vehicle through out-of-date, time enough received signal and processing signals are arranged, also must reduce the speed of a motor vehicle, to increase vehicle through the time in the read write line signal cover.The result that the speed of a motor vehicle reduces must reduce the service efficiency of highway.
The utility model content
The technical matters of depositing in order to solve in the background technology, the utility model proposes the active RFID system of a kind of automatic coupling vehicle and lane information, under the condition of not transforming existing utility, can avoid the interference of vehicle on the adjacent road, both guaranteed that the recognition distance was enough far away, the ID that can differentiate which car again is the ID that needs identification and statistics.
Technical solution of the present utility model is: the active RFID system of a kind of automatic coupling vehicle and lane information, it is characterized in that: described system comprises electronic tag and read write line, described electronic tag and read write line are wireless connections, described electronic tag sends information to read write line, the information in the described read write line recognition electronic tag.
Said system also comprises telegon, described telegon wireless connections electronic tag and read write line, and described telegon transmits order to electronic tag.
Above-mentioned electronic tag is that communication frequency band is the i of 2.4G hertz
3RFID electronic tag, read write line are that communication frequency band is the i of 2.4G hertz
3RFID radio read-write device, telegon are that communication frequency band is the i of 2.4G hertz
3The wireless telegon of RFID.
Above-mentioned read write line is provided with metal baffle.
The utility model has the advantages that:
1, the system that the utility model proposes adopts communication, can realize far distance automatic identification, has improved efficient greatly.
2, simple in structure, easy for installation; Total system just can realize mating automatically vehicle and lane information by vehicle electronics label and read write line.
3, accuracy and high efficiency: discrimination method is simply effective, pass through the mutual of rfid interrogator and electronic tag, with the facilities Allocation suitable with general active RFID system, solve the problem that must solve in the reality such as track identification, contiguous identification, ensured the data correctness of information management system.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
Referring to Fig. 1, the active RFID system of automatic coupling vehicle of the present utility model and lane information is made up of electronic tag 1, read write line 2 and telegon 3.Electronic tag 1 is mounted in need be by on the vehicle of identification, and the ID of electronic tag 1 internal memory is i.e. the identification number of this car.Read write line 2 is installed in the other appointed positions in the track that needs driving vehicle on the different tracks of identification with telegon 3.Electronic tag 1 is that communication frequency band is the i of 2.4G hertz
3RFID electronic tag, read write line 2 are that communication frequency band is the i of 2.4G hertz
3RFID radio read-write device, telegon 3 are that communication frequency band is the i of 2.4G hertz
3The wireless telegon of RFID.
Specific embodiment of the utility model is: electronic tag 1 is in the power saving of acquiescence and monitors mode of operation when flat, recognizing site at needs, telegon 3 and electronic tag 1 radio communication, the order of transmission in a flash of catching electronic tag 1 to revive, electronic tag 1 sends self ID to read write line 2, realize the identification of public transport, then electronic tag 1 enters deep sleep; In the zone that needs carry out the track identification, 3 of telegons send the working mode change instruction, and electronic tag 1 enters distance measurement mode.
From point of practical application, the vehicle of different directions necessarily travels on different tracks, the occasion that needs identification to roll away from or sail in the two-way traffic gateway etc., we do not need to know that electronic tag 1 leaves the accurate position of each read write line 2, also pay no attention to environmental interference and give the location influence that precision is brought, and only need judge the read write line 2 of electronic tag 1 actual process, be might receive in each track read write line 2 of this electronic tag 1 signal nearest one just much of that.Therefore, only need when the read write line 2 of each track of vehicle approaching, allow electronic tag 1 receive to wake up and the working mode change instruction after, with several different transmission power near critical emissive power, launch a plurality of signal packet continuously, then might receive in each track read write line 2 of this electronic tag 1 signal, principle according to minimum emissive power and the corresponding minimum distance of minimum bit-error rate, confirm that nearest vehicle is the vehicle of these track read write line 2 correspondences, can confirm which track this car travels on, direction is (travel direction is to determine according to the track of track read write line 2 correspondences) how.So just can get rid of adjacent track vehicle, or the undesired signal of sending away from other pursuit-type vehicles of gate inhibition's control sluice.In case of necessity, also can use physical means such as metal baffle, increase each track read write line 2, the difference of the pairing bit error rate when receiving the electronic tag 1 emission positioning signal that is positioned at different tracks.
The utility model is by simple and effective identification, pass through the mutual of rfid interrogator and label, with the facilities Allocation suitable with general active RFID system, solved the problem that must solve in the reality such as track identification, contiguous identification, ensured the accuracy and the high efficiency of information management system.
Claims (4)
1. automatic active RFID system of coupling vehicle and lane information, it is characterized in that: described system comprises electronic tag and read write line, described electronic tag and read write line are wireless connections, and described electronic tag sends information to read write line, the information in the described read write line recognition electronic tag.
2. the active RFID system of automatic coupling vehicle according to claim 1 and lane information, it is characterized in that: described system also comprises telegon, described telegon wireless connections electronic tag and read write line, described telegon transmits order to electronic tag.
3. the active RFID system of automatic coupling vehicle according to claim 1 and 2 and lane information is characterized in that: described electronic tag is that communication frequency band is the i of 2.4G hertz
3RFID electronic tag, read write line are that communication frequency band is the i of 2.4G hertz
3RFID radio read-write device.
4. the active RFID system of automatic coupling vehicle according to claim 3 and lane information, it is characterized in that: described read write line is provided with metal baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202458926U CN201654812U (en) | 2009-12-18 | 2009-12-18 | Active RFID (Radio Frequency Identification) system capable of automatically matching vehicles and traffic lane information |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202458926U CN201654812U (en) | 2009-12-18 | 2009-12-18 | Active RFID (Radio Frequency Identification) system capable of automatically matching vehicles and traffic lane information |
Publications (1)
| Publication Number | Publication Date |
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| CN201654812U true CN201654812U (en) | 2010-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202458926U Expired - Fee Related CN201654812U (en) | 2009-12-18 | 2009-12-18 | Active RFID (Radio Frequency Identification) system capable of automatically matching vehicles and traffic lane information |
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| CN (1) | CN201654812U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102122441A (en) * | 2011-03-15 | 2011-07-13 | 上海交通大学 | Intelligent traffic light auxiliary system based on vehicle road coordination technology |
| CN102637365A (en) * | 2011-02-15 | 2012-08-15 | 成都西谷曙光数字技术有限公司 | System and method for realizing urban traffic intelligence by utilizing i-RFID (interactive-radio frequency identification) |
| CN103593975A (en) * | 2013-11-07 | 2014-02-19 | 浙江宇视科技有限公司 | Video snapshotting system and method based on RFID triggering |
| CN108460304A (en) * | 2017-09-18 | 2018-08-28 | 江苏本能科技有限公司 | Lane discriminating method and system, data processing equipment residing for vehicle |
| CN111369788A (en) * | 2019-05-09 | 2020-07-03 | 杭州海康威视系统技术有限公司 | Data association method and device |
-
2009
- 2009-12-18 CN CN2009202458926U patent/CN201654812U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102637365A (en) * | 2011-02-15 | 2012-08-15 | 成都西谷曙光数字技术有限公司 | System and method for realizing urban traffic intelligence by utilizing i-RFID (interactive-radio frequency identification) |
| CN102122441A (en) * | 2011-03-15 | 2011-07-13 | 上海交通大学 | Intelligent traffic light auxiliary system based on vehicle road coordination technology |
| CN103593975A (en) * | 2013-11-07 | 2014-02-19 | 浙江宇视科技有限公司 | Video snapshotting system and method based on RFID triggering |
| CN108460304A (en) * | 2017-09-18 | 2018-08-28 | 江苏本能科技有限公司 | Lane discriminating method and system, data processing equipment residing for vehicle |
| CN108460304B (en) * | 2017-09-18 | 2021-07-23 | 江苏本能科技有限公司 | Vehicle lane judging method and system and data processing equipment |
| CN111369788A (en) * | 2019-05-09 | 2020-07-03 | 杭州海康威视系统技术有限公司 | Data association method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20121218 |