CN201111182Y - Vehicle monitoring device based on RFID technology - Google Patents
Vehicle monitoring device based on RFID technology Download PDFInfo
- Publication number
- CN201111182Y CN201111182Y CNU2007201206774U CN200720120677U CN201111182Y CN 201111182 Y CN201111182 Y CN 201111182Y CN U2007201206774 U CNU2007201206774 U CN U2007201206774U CN 200720120677 U CN200720120677 U CN 200720120677U CN 201111182 Y CN201111182 Y CN 201111182Y
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- China
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- rfid
- vehicle
- recognizer
- control unit
- main control
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Abstract
The utility model discloses an automobile monitoring device based on the RFID technique, which comprises: an on-board RFID reader, at least one RFID recognizer and a main control unit, the main control unit controls an oil circuit and/or a central controlled lock of an automobile, the on-board RFID reader real-time checks whether legal RFID recognizers are existing around the automobile, and the main control unit implements the defense setting and cancelling control to the automobile according to the signals detected by the on-board RFID reader. The monitoring device of the utility model has advantages of stable performance and low cost; the safety of the device is improved through the mode of random encryption; in addition, the RFID recognizers adopted by the utility model have small sizes and low power consumption, and can be integrated into the key of the automobile with convenient use, and the RFID reader can also be conveniently mounted in the automobile body.
Description
Technical field
The utility model relates to the automobile monitoring technology, relates to a kind of automobile monitoring device based on the RFID technology specifically.
Background technology
Watch-dog in the market mainly comprises alarm and real-time monitoring equipment.Mainly comprise alarm and the back burglar alarm of adorning that automobile is original-pack for car alarm.Original-pack burglar alarm is mainly used in medium-to-high grade vehicle, substantially all will lean on the back dress on the low-grade car.First generation car alarm is the mechanical type burglar alarm, mainly be to adopt mechanical lock that automobile is set up defences, its topmost shortcoming is installed trouble exactly, is only prevented not reporting to the police, and theftproof lock is very easily cracked by the robber, even do not crack, also can property in car or the car be stolen by destroying vehicle.Second generation burglar alarm is the electronic type burglar alarm, mainly be to reach antitheft purpose by installing electronic anti-theft equipment additional, though it is than mechanical type alarm safe ready more, can't carry out driver identification identification or the simple easy crack of recognition method but also exist, and all can't carry out monitoring in 24 hours basically to vehicle, can only the passive discovery vehicle of car owner stolen, can't know that vehicle is stolen and can follow the tracks of vehicle-state in the very first time.
The utility model content
Technical matters at present car alarm exists the utility model proposes a kind of automobile monitoring device based on the RFID technology safe, with low cost, easy to install.
The automobile monitoring device that the utility model proposes based on the RFID technology, comprise: vehicle-mounted RFID reader, at least one RFID recognizer and a main control unit, the oil circuit and/or the central controlled lock of described main control unit control vehicle, whether have legal RFID recognizer around the real-time monitor vehicle of vehicle-mounted RFID reader, main control unit according to the detected signal of vehicle-mounted RFID reader to the vehicle control of setting up defences, withdraw a garrison.
Preferably, described RFID recognizer internal memory contains ID number and a random cipher, vehicle-mounted RFID reader is provided with the random cipher in the legal RFID recognizer, only when ID number and random cipher are correct simultaneously, vehicle-mounted RFID reader judges that the RFID recognizer is legal, and send and to withdraw a garrison signal, the main control unit control of withdrawing a garrison to main control unit.
Preferably, also comprise an alarm unit, described main control unit also detects the state variation of vehicle in real time, and when vehicle changes and vehicle-mounted RFID reader when not detecting legal RFID recognizer and existing, main control unit sends alerting signal and carries out alarm operation to alarm unit.
Preferably, described RFID recognizer adopts the working method of being interrupted.
Preferably, the RFID recognizer is portable set independently, for example can be the equipment that is similar to car key.
Preferably, storage has nothing in common with each other for ID number in described a plurality of RFID recognizer.
Preferably, ID number that stores in each RFID recognizer is the number of a 32bits length.
Because the utility model adopts the RFID technology, the RFID reader of use and the stable performance of RFID recognizer are with low cost; But also the mode by accidental enciphering, the security that has improved equipment; The RFID recognizer volume that the utility model adopts is little, and power consumption is low, can be integrated in the automobile key, and is very easy to use, and the RFID reader also can be installed in the car body easily.
Description of drawings
Fig. 1 is the automobile monitoring device schematic diagram of the utility model based on the RFID technology.
Embodiment
As shown in Figure 1, automobile monitoring device of the present utility model is mainly based on the RFID technology, equipment comprises: vehicle-mounted RFID reader, at least one RFID recognizer and a main control unit, the oil circuit and/or the central controlled lock of described main control unit control vehicle, whether have legal RFID recognizer around the real-time monitor vehicle of vehicle-mounted RFID reader, main control unit is controlled vehicle according to the detection and the signal of withdrawing a garrison that vehicle-mounted RFID reader sends.Whether the RFID recognizer is used to indicate car owner's legal identity, have recognizer to exist around the real-time monitor vehicle of RFID reader.An alarm unit also can be set in the equipment, and under normal circumstances, as long as the car owner is being with recognizer to vehicle operating, reader monitors legal recognizer, and the operation of this moment all is legal operation, and equipment can not reported to the police.Change when main control unit monitors vehicle-state, and this moment, the RFID reader did not monitor legal recognizer when existing, equipment will send warning, and vehicle is locked control.The vehicle-state of monitoring comprises: vehicle sparking signal, door limit signal, brake signal, turn signal, also can monitor current primary power state simultaneously, and locking control comprises: the locking of vehicle oil way and the central controlled lock that locks door.Main control unit can real-time monitor vehicle state variation, then according to this moment terminal be in and set up defences or the state of withdrawing a garrison comes deal with data.When legal recognizer is monitored to, main control unit promptly is in the state of withdrawing a garrison, this moment is except that the trimming signal, it is legal that other state variation all are considered to, if instead can't monitor legal recognizer exists, then the vehicle-state of this moment changes and all to be considered to illegal, can report to the police immediately and locks control.
What identification of the present utility model was partly adopted is current relatively more popular 2.4GHz RF mechanics of communication.Comprise a RF communication module in each equipment and receive and send the RF signal, each equipment can dispose the recognizer of at least one random coded.Two of one general configuration, one of them car owner will carry, and another is standby, and the RF communication module can carry out communication with two recognizers, exists as long as monitored a recognizer, and main control unit promptly is in the state of withdrawing a garrison.Each recognizer has ID number that independently reaches 32bits, and recognizer can be provided with the password of a random coded by the RF communication module when matching with the RF communication module.Equipment monitoring must ID number during recognizer and password correctly just can withdraw a garrison simultaneously, and the password of recognizer can be provided with variation at random by terminal.Thus, it almost is impossible cracking recognizer, has guaranteed the safety and stability of identification.Two recognizers are carried owing to being configured to the car owner, so wanting emphasis to consider aspect the power saving, guarantee that recognizer can use more than 1 year at least.The processor adopting of recognizer be the super low-power consumption processor, its duty is set on software simultaneously, processor and RF chip recently switch by certain duty between mode of operation and park mode, have guaranteed that the power consumption of RF chip under steady-working state can reach very little.The vast capacity button cell that the recognizer battery adopts has guaranteed that recognizer can work more than 1 year at least.
Under normal circumstances, when the car owner is with recognizer to get on the bus near vehicle, in case whether recognizer monitors car door when opening, can initiatively remove to monitor recognizer and exist, when monitoring recognizer, main frame can be withdrawn a garrison automatically, it is legal to open the door, as long as this moment, recognizer can be monitored to always, then main frame just is in the state of withdrawing a garrison always, car owner's switch car door, igniting etc. all belong to legal operation, and main frame can not report alert.When the car owner turns off ignition switch and closes car door when leaving, main frame can't detect recognizer in a period of time, then can enter the state of setting up defences automatically.When main frame is in when setting up defences state, if detect the signal of switch car door or igniting, extinguishing this moment, main frame can be reported to the police immediately, and can cut off vehicle oil way and/or lock door according to setting, and make vehicle to start.
Claims (5)
1. automobile monitoring device based on the RFID technology, it is characterized in that, described equipment comprises: vehicle-mounted RFID reader, at least one RFID recognizer and a main control unit, the oil circuit and/or the central controlled lock of described main control unit control vehicle, whether have legal RFID recognizer around the real-time monitor vehicle of vehicle-mounted RFID reader, main control unit according to the detected signal of vehicle-mounted RFID reader to the vehicle control of setting up defences, withdraw a garrison.
2. the automobile monitoring device based on the RFID technology according to claim 1, it is characterized in that, described RFID recognizer internal memory contains ID number and a random cipher, vehicle-mounted RFID reader is provided with the random cipher in the legal RFID recognizer, vehicle-mounted RFID reader is used to read ID number and random cipher in the RFID recognizer, and judges the legitimacy of RFID recognizer.
3. the automobile monitoring device based on the RFID technology according to claim 1 is characterized in that, also comprises an alarm unit, is used for detecting in real time the state variation of vehicle, and state change information is uploaded to main control unit; Described main control unit also is used for according to the detection signal that the state change information that receives and vehicle-mounted RFID reader the report judgement of reporting to the police.
4. according to each described automobile monitoring device of claim 1-3, it is characterized in that, have nothing in common with each other for ID number in each RFID recognizer based on the RFID technology.
5. the automobile monitoring device based on the RFID technology according to claim 4 is characterized in that, ID number that stores in each RFID recognizer is the number of a 32bits length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201206774U CN201111182Y (en) | 2007-06-08 | 2007-06-08 | Vehicle monitoring device based on RFID technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201206774U CN201111182Y (en) | 2007-06-08 | 2007-06-08 | Vehicle monitoring device based on RFID technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201111182Y true CN201111182Y (en) | 2008-09-03 |
Family
ID=39895720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201206774U Expired - Fee Related CN201111182Y (en) | 2007-06-08 | 2007-06-08 | Vehicle monitoring device based on RFID technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201111182Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102376072A (en) * | 2010-08-11 | 2012-03-14 | 深圳市赛格导航科技股份有限公司 | Antitheft method and device for vehicle, handheld identification device and non-contact identification device |
| CN102968836A (en) * | 2012-08-27 | 2013-03-13 | 孟军 | Electronic locking device, information management system and management method |
| CN107657298A (en) * | 2017-11-09 | 2018-02-02 | 成都正光恒电子科技有限责任公司 | A kind of car position system based on Internet of Things |
-
2007
- 2007-06-08 CN CNU2007201206774U patent/CN201111182Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102376072A (en) * | 2010-08-11 | 2012-03-14 | 深圳市赛格导航科技股份有限公司 | Antitheft method and device for vehicle, handheld identification device and non-contact identification device |
| CN102968836A (en) * | 2012-08-27 | 2013-03-13 | 孟军 | Electronic locking device, information management system and management method |
| CN107657298A (en) * | 2017-11-09 | 2018-02-02 | 成都正光恒电子科技有限责任公司 | A kind of car position system based on Internet of Things |
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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: 20080903 |