CN101152860B - Anti-theft detection method for vehicle based on RFID and baroceptor technology - Google Patents
Anti-theft detection method for vehicle based on RFID and baroceptor technology Download PDFInfo
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- CN101152860B CN101152860B CN2006100691109A CN200610069110A CN101152860B CN 101152860 B CN101152860 B CN 101152860B CN 2006100691109 A CN2006100691109 A CN 2006100691109A CN 200610069110 A CN200610069110 A CN 200610069110A CN 101152860 B CN101152860 B CN 101152860B
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Abstract
The present invention discloses a pressure sensor based on RFID technology and a vehicle anti-theft detection technique. An instantaneous pressure change in the car is detected by the pressure sensor. When the pressure changes, an identity serial number of a driver marked in a mark card can be read by an anti-theft detection device through a RFID reader. The decision of whether driving an alarming device to alarm is made after judging the legality of the serial number of the driver. At the same time, the identity serial number of the driver is read by RFID at a fixed interval (such as 10 seconds); the driver is judged as having left the car if the legal identity serial number of the driver for a continuous fixed times (such as 3 times), and then the defending state is shifted from 'off' to 'on'. Destructive operations, such as cutting an electrical connection line from the original car are not necessary. The present invention has the advantages of simple and convenient in installation; and reliable in anti-theft detection. The present invention is characterized in easy to use and prevail thus is suitable for any car model.
Description
Technical field
The present invention relates to a kind of anti-theft detection method for vehicle based on RFID and baroceptor technology.
Background technology
Along with popularizing of vehicle, people are more and more higher to the antitheft requirement of vehicle, to be everybody also day by day improve the requirement of vehicle anti-theft function the thing followed, the method of inspection that now common Car Burglar Alarm adopts is to link to each other with transducing signal on the car, as detect car door, car light, signals such as ACC, the benefit of this method of inspection is that principle is simple, realize than being easier to, but the problem of bringing thus is that complexity is installed, especially to dress market, back, need face various vehicles, the car door of every kind of vehicle, ACC, the installation site of signals such as car light is all different, so just require installation personnel familiar to the electrical connection diagram of every kind of vehicle, the technical ability of installation personnel is required than higher, a vehicle is installed often needs the long period.On the other hand, each new car is for some time defects liability period all, the car owner can obtain the free vehicle maintenance of producer in defects liability period, if but in defects liability period, the car owner just changes the vehicle electric wiring without authorization without producer's permission, might cause producer's refusal that vehicle is freely maintained,, just may be faced with the danger that loses free maintenance so the car owner wants to install burglar alarm on new car.In sum, the major defect of the anti-theft detection method that links to each other with the vehicle transducing signal is that line is many, installation is complicated, being electrically connected of former car is caused certain destruction.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art, a kind of anti-theft detection method for vehicle based on RFID and baroceptor technology is provided, this method need not that being electrically connected of former car carried out trimming etc. and destroys operation, has simple and convenient, the antitheft detecting reliability advantages of higher of installation, can be adapted to various vehicles, have the comfort feature and the characteristics of being convenient to popularization of use.
The technical solution adopted for the present invention to solve the technical problems is: a kind of anti-theft detection method for vehicle based on RFID and baroceptor technology comprises the workflow under the workflow under the state of deploying troops on garrison duty and the state of withdrawing a garrison:
Under the state of deploying troops on garrison duty, it comprises the steps:
A. in real time the air pressure sensing signal output in the car is given the cpu central processing unit of antitheft detecting device by the baroceptor that is installed on the antitheft detecting device in the car;
B. the cpu central processing unit of antitheft detecting device judges whether the air pressure in the car instantaneous variation takes place; When instantaneous variation does not take place in the air pressure in the car, repeating step a; When the air pressure generation instantaneous variation in the car, be judged to be car door, vehicle window or boot and be opened, continue next step;
C. the cpu central processing unit of antitheft detecting device sends driver identification sequence number reading order by the RFID reader of antitheft detecting device toward being carried at driver's RFID Sign Board on one's body;
D. the cpu central processing unit of antitheft detecting device returns the driver identification sequence number and judges whether receiving the RFID Sign Board; Do not receive the RFID Sign Board when returning the driver identification sequence number when being judged as, be judged to be the someone and break in, the cpu central processing unit of antitheft detecting device sends drive signal to warning device, triggers warning device and reports to the police; Receive the RFID Sign Board when returning the driver identification sequence number when being judged as, continue next step;
E. the cpu central processing unit of antitheft detecting device returns to the RFID Sign Board that receives that the driver identification sequence number is whether legal to be judged; When being judged as the RFID Sign Board that receives to return the driver identification sequence number be illegal, be judged to be the someone and break in, the cpu central processing unit of antitheft detecting device sends drive signal to warning device, triggers warning device and reports to the police; When being judged as the RFID Sign Board that receives to return the driver identification sequence number be legal, be judged to be legal driver into the car, remove the state of deploying troops on garrison duty and enter the state of withdrawing a garrison;
Under the state of withdrawing a garrison, it comprises the steps:
F. time of setting by the every interval of the RFID reader of antitheft detecting device of the cpu central processing unit of antitheft detecting device is read the driver identification sequence number of a RFID Sign Board, and the number of times that will fail to read legal driver identification sequence number adds up continuously;
G. the cpu central processing unit of antitheft detecting device is judged the number of times whether continuous accumulative frequency of failing to read legal driver identification sequence number reaches setting; Do not reach when setting number repeating step f when being judged as continuous accumulative frequency; Reach when setting number when being judged as continuous accumulative frequency, be judged to be the driver and left vehicle, enter the state of deploying troops on garrison duty by the state of withdrawing a garrison.
The cpu central processing unit of described antitheft detecting device read the driver identification sequence number of a RFID Sign Board in 10 seconds by the every interval of the RFID reader of antitheft detecting device.
Whether the cpu central processing unit of described antitheft detecting device reaches 3 times to the continuous accumulative frequency of failing to read legal driver identification sequence number is judged; When being judged as continuous accumulative frequency when not reaching 3 times, repeating step f; Continuous when failing to read legal driver identification sequence number for 3 times when being judged as, be judged to be the driver and left vehicle, enter the state of deploying troops on garrison duty by the state of withdrawing a garrison.
Anti-theft detection method for vehicle based on RFID and baroceptor technology of the present invention, be based on the RFID technology, RFID is the abbreviation of Radio Frequency Identification, it is a kind of Eltec that removes to discern object by radiowave (radio frequency), pass through day bundle of lines radio wave transmission in air by the RFID reader, contiguous RFID Sign Board is activated by radiowave (has understood electromagnetic action in the aerial circuit of radiowave on the RFID Sign Board, cause the generation of electric current, promote the microwafer circuit working of RFID Sign Board), the RFID Sign Board that is activated can be launched the radiowave that is loaded with the driver identification sequence number immediately, and these faint radiowaves are received by the RFID reader again at last again.
Under the state of deploying troops on garrison duty, when car door, vehicle window or boot are opened, air pressure in the car all can change in the moment of opening, after baroceptor detects this variation, antitheft detecting device just thinks that the someone enters vehicle, begin to send identity sequence number reading command toward the RFID Sign Board by the RFID reader, the RFID Sign Board returns the identity sequence number or the sequence that receives is illegal as failing to receive in specific time, then antitheft detecting device thinks that the someone breaks in vehicle, triggers anti-theft alarm.Otherwise, as receive legal driver identification sequence number, and think that then legal driver enters vehicle, antitheft detecting device is removed the state of deploying troops on garrison duty and is entered the state of withdrawing a garrison.
Under the state of withdrawing a garrison, antitheft detecting device read 1 time driver identification sequence number by the RFID reader toward the RFID Sign Board every 10 seconds, fail to read legal sequence number as continuous 3 times, then antitheft detecting device thinks that the driver has left near the vehicle, withdraws from the state of withdrawing a garrison and enters the state of deploying troops on garrison duty.
The invention has the beneficial effects as follows, owing to adopted baroceptor to come the instantaneous variation of inspection vehicle internal gas pressure, car door when the instantaneous variation of generation being arranged corresponding to the car internal gas pressure, the judgement that vehicle window or boot have been opened, and by the cpu central processing unit of antitheft detecting device by RFID reader reading to driver identification sequence number in the RFID Sign Board, after the judgement of cpu central processing unit to driver identification sequence number legitimacy, determining whether driving warning device reports to the police, simultaneously, every of RFID reader by antitheft detecting device (as 10 seconds) at regular intervals reads the driver identification sequence number of a RFID Sign Board, and continuously certain number of times (as 3 times) is failed to read legal driver identification sequence number and is judged to be the driver and has left vehicle, realization enters the state of deploying troops on garrison duty by the state of withdrawing a garrison, deploy troops on garrison duty → withdraw a garrison thereby reached, effective conversion of withdrawing a garrison → deploying troops on garrison duty.This kind method of inspection need not with vehicle on any electrical equipment link together, the RFID Sign Board that is equipped with on one's body of the baroceptor, RFID reader and the driver that are disposed of dependence itself can be realized the vehicle anti-theft detected state fully, installation requirement to equipment reduces greatly, need not installation personnel is carried out special training, also minimum level ground has reduced the destruction that former car is electrically connected simultaneously.
Description of drawings
Below in conjunction with drawings and Examples the present invention is described in further detail; But a kind of anti-theft detection method for vehicle based on RFID and baroceptor technology of the present invention is not limited to embodiment.
Fig. 1 is a formation scheme drawing of realizing the device of the inventive method;
Fig. 2 is the diagram of circuit of of the present invention deploying troops on garrison duty → withdraw a garrison;
Fig. 3 is the diagram of circuit of of the present invention withdrawing a garrison → deploy troops on garrison duty.
The specific embodiment
Fig. 1 is the formation scheme drawing of the device of realization the inventive method, the device of realizing the inventive method comprises the antitheft detecting device 10 that is installed in the vehicle and is carried at driver 20 RFID Sign Board 21 on one's body, 10 of antitheft detecting devices are made of cpu central processing unit 13, baroceptor 11, RFID reader 12, the signal of baroceptor 11 is transported to cpu central processing unit 13 after mould/number conversion, cpu central processing unit 13 is connected with RFID reader 12, realizes radio communication by radio-frequency technique between RFID reader 12 and the RFID Sign Board 21.RFID reader 12 is responsible for carrying out wireless telecommunications with RFID Sign Board 21, reads the ID sequence number of storage on the RFID Sign Board 21, is used to judge whether driver identification is legal.Baroceptor 11 is used to detect vehicle in-to-in pressure variation, is used for the trigger condition of alarm detection.
Further specify a kind of anti-theft detection method for vehicle based on RFID and baroceptor technology of the present invention below in conjunction with Fig. 2, Fig. 3, it comprises the workflow under the workflow under the state of deploying troops on garrison duty and the state of withdrawing a garrison:
Under the state of deploying troops on garrison duty, it comprises the steps:
Step a. is given the air pressure sensing signal output in the car cpu central processing unit 13 of antitheft detecting device in real time by the baroceptor 11 that is installed on the antitheft detecting device in the car;
The cpu central processing unit 13 of the antitheft detecting device of step b. judges whether the air pressure in the car instantaneous variation takes place; When instantaneous variation does not take place in the air pressure in the car, repeating step a; When the air pressure generation instantaneous variation in the car, be judged to be car door, vehicle window or boot and be opened, shown in frame 301, and continue next step;
The cpu central processing unit 13 of the antitheft detecting device of step c sends driver identification sequence number reading order by the RFID reader 12 of antitheft detecting device toward being carried at driver 20 RFID Sign Board 21 on one's body, shown in frame 302;
Steps d. whether 13 pairs of the cpu central processing units of antitheft detecting device receive RFID Sign Board 21 is returned the driver identification sequence number and judges, shown in frame 303; Do not receive RFID Sign Board 21 when returning the driver identification sequence number when being judged as, be judged to be the someone and break in, the cpu central processing unit 13 of antitheft detecting device sends drive signal to warning device, triggers warning device and reports to the police, shown in frame 306; Receive RFID Sign Board 21 when returning the driver identification sequence number when being judged as, continue next step;
The RFID Sign Board 21 that 13 pairs of the cpu central processing units of the antitheft detecting device of step e. receive returns that the driver identification sequence number is whether legal to be judged, shown in frame 304; When being judged as the RFID Sign Board 21 that receives to return the driver identification sequence number be illegal, be judged to be the someone and break in, the cpu central processing unit 13 of antitheft detecting device sends drive signal to warning device, triggers warning device and reports to the police, shown in frame 306; When being judged as the RFID Sign Board 21 that receives to return the driver identification sequence number be legal, be judged to be legal driver into the car, remove the state of deploying troops on garrison duty and enter the state of withdrawing a garrison, shown in frame 305;
Under the state of withdrawing a garrison, it comprises the steps:
The cpu central processing unit 13 of the antitheft detecting device of step f. read the driver identification sequence number of a RFID Sign Board 21 in 10 seconds by RFID reader 12 every intervals of antitheft detecting device, and the number of times that will fail to read legal driver identification sequence number adds up continuously, shown in frame 311;
Step g. whether the continuous accumulative frequency that 13 pairs of the cpu central processing units of antitheft detecting device fail to read legal driver identification sequence number reaches 3 times is judged, shown in frame 312; When being judged as continuous accumulative frequency when not reaching 3 times, repeating step f; When being judged as continuous accumulative frequency when reaching 3 times, be judged to be the driver and left vehicle, enter the state of deploying troops on garrison duty by the state of withdrawing a garrison, shown in frame 313.
Wherein, the cpu central processing unit of antitheft detecting device reads the driver identification sequence number of a RFID Sign Board by the every interval of the RFID reader certain hour of antitheft detecting device, and its interlude also can be set at 15 seconds or wait other numerical value in 20 seconds; The cpu central processing unit of antitheft detecting device is judged the number of times whether continuous accumulative frequency of failing to read legal driver identification sequence number reaches setting, the number of times of setting can also can be 4 times or 5 inferior other number of times as 3 times in the present embodiment.
Anti-theft detection method for vehicle based on RFID and baroceptor technology of the present invention, be based on the RFID technology, pass through day bundle of lines radio wave transmission in air by RFID reader 12, contiguous RFID Sign Board 21 is activated by radiowave (has understood electromagnetic action in the aerial circuit of radiowave on RFID Sign Board 21, cause the generation of electric current, promote the microwafer circuit working of RFID Sign Board 21), the RFID Sign Board 21 that is activated can be launched the radiowave that is loaded with the driver identification sequence number immediately, and these faint radiowaves are received by RFID reader 12 again at last again.
Under the state of deploying troops on garrison duty, when car door, vehicle window or boot are opened, air pressure in the car all can change in the moment that is opened, after baroceptor 11 detects this variation, antitheft detecting device 10 just thinks that the someone enters vehicle, begin to send identity sequence number reading command toward RFID Sign Board 21 by RFID reader 12, RFID Sign Board 21 returns the identity sequence number or the sequence that receives is illegal as failing to receive in specific time, then antitheft detecting device 10 thinks that the someone breaks in vehicle, triggers anti-theft alarm.Otherwise, as receive legal driver identification sequence number, and think that then legal driver 20 enters vehicle, antitheft detecting device 10 is removed the state of deploying troops on garrison duty and is entered the state of withdrawing a garrison.
Under the state of withdrawing a garrison, antitheft detecting device 10 read 1 time driver identification sequence number by RFID reader 12 toward RFID Sign Board 21 every 10 seconds, fail to read legal sequence number as continuous 3 times, then antitheft detecting device 10 thinks that the driver has left near the vehicle, withdraws from the state of withdrawing a garrison and enters the state of deploying troops on garrison duty.
The present invention is based on the anti-theft detection method for vehicle of RFID and baroceptor technology, the antitheft detecting device 10 that is adopted can be matched with the warning that various warning devices are realized vehicle.Case is that antitheft detecting device 10 is matched with traditional sound and light alarm equipment, during installation, only the control signal of cpu central processing unit 13 in the antitheft detecting device 10 need be exported on the triggering input end that be connected to warning device and be got final product, when antitheft detecting device 10 thinks that the someone breaks in vehicle, cpu central processing unit 13 output control signals by antitheft detecting device 10, trigger the sound and light alarm equipment alarm, like this, just can realize the present burglar alarm of installing in a large number on the market, the phenomenon of flase alarm often appears in common Car Burglar Alarm at present, one runs into blowing and raining thunders, then the acoustic-optic alarm on the annunciator does not stop with regard to newspaper is individual, as replace to antitheft detecting device 10, then can avoid the generation of this flase alarm fully.Another case is that antitheft detecting device 10 is matched with the long-distance radio communication device, when antitheft detecting device 10 detects the generation warning, triggers the long-distance radio communication device and reports to the police toward the place of appointment, can realize the remote transmission of alarm message.
The foregoing description only is used for further specifying the anti-theft detection method for vehicle based on RFID and baroceptor technology of the present invention; but the present invention is not limited to embodiment; every foundation technical spirit of the present invention all falls in the protection domain of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (3)
1. anti-theft detection method for vehicle based on RFID and baroceptor technology is characterized in that: comprise the workflow under the workflow under the state of deploying troops on garrison duty and the state of withdrawing a garrison:
Under the state of deploying troops on garrison duty, it comprises the steps:
A. in real time the air pressure sensing signal output in the car is given the cpu central processing unit of antitheft detecting device by the baroceptor that is installed on the antitheft detecting device in the car;
B. the cpu central processing unit of antitheft detecting device judges whether the air pressure in the car instantaneous variation takes place; When instantaneous variation does not take place in the air pressure in the car, repeating step a; When the air pressure generation instantaneous variation in the car, be judged to be car door, vehicle window or boot and be opened, continue next step;
C. the cpu central processing unit of antitheft detecting device sends driver identification sequence number reading order by the RFID reader of antitheft detecting device toward being carried at driver's RFID Sign Board on one's body;
D. the cpu central processing unit of antitheft detecting device returns the driver identification sequence number and judges whether receiving the RFID Sign Board in specific time; Do not receive the RFID Sign Board when returning the driver identification sequence number when being judged as, be judged to be the someone and break in, the cpu central processing unit of antitheft detecting device sends drive signal to warning device, triggers warning device and reports to the police; Receive the RFID Sign Board when returning the driver identification sequence number when being judged as, continue next step;
E. the cpu central processing unit of antitheft detecting device returns to the RFID Sign Board that receives that the driver identification sequence number is whether legal to be judged; When being judged as the RFID Sign Board that receives to return the driver identification sequence number be illegal, be judged to be the someone and break in, the cpu central processing unit of antitheft detecting device sends drive signal to warning device, triggers warning device and reports to the police; When being judged as the RFID Sign Board that receives to return the driver identification sequence number be legal, be judged to be legal driver into the car, remove the state of deploying troops on garrison duty and enter the state of withdrawing a garrison;
Under the state of withdrawing a garrison, it comprises the steps:
F. time of setting by the every interval of the RFID reader of antitheft detecting device of the cpu central processing unit of antitheft detecting device is read the driver identification sequence number of a RFID Sign Board, and the number of times that will fail to read legal driver identification sequence number adds up continuously;
G. the cpu central processing unit of antitheft detecting device is judged the number of times whether continuous accumulative frequency of failing to read legal driver identification sequence number reaches setting; When being judged as continuous accumulative frequency when not reaching the number of times of setting, repeating step f; When being judged as continuous accumulative frequency when reaching the number of times of setting, be judged to be the driver and left vehicle, enter the state of deploying troops on garrison duty by the state of withdrawing a garrison.
2. a kind of anti-theft detection method for vehicle based on RFID and baroceptor technology according to claim 1 is characterized in that: the cpu central processing unit of described antitheft detecting device read the driver identification sequence number of a RFID Sign Board in 10 seconds by the every interval of the RFID reader of antitheft detecting device.
3. a kind of anti-theft detection method for vehicle based on RFID and baroceptor technology according to claim 1 is characterized in that: whether the cpu central processing unit of described antitheft detecting device reaches 3 times to the continuous accumulative frequency of failing to read legal driver identification sequence number is judged; When being judged as continuous accumulative frequency when not reaching 3 times, repeating step f; Continuous when failing to read legal driver identification sequence number for 3 times when being judged as, be judged to be the driver and left vehicle, enter the state of deploying troops on garrison duty by the state of withdrawing a garrison.
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102252680A (en) * | 2011-04-13 | 2011-11-23 | 英华达（上海）科技有限公司 | Navigation apparatus with travel recording function |
| CN103456146B (en) * | 2012-05-28 | 2016-04-27 | 哈尔滨工业大学深圳研究生院 | Intelligent vehicle-carried cloud alert service system and method |
| CN102750748B (en) * | 2012-07-11 | 2016-01-06 | 深圳市中联创新自控系统有限公司 | A kind of parking lot management method and system |
| CN103419748A (en) * | 2013-05-24 | 2013-12-04 | 北汽福田汽车股份有限公司 | Engineering machinery vehicle anti-theft system and method |
| CN104032994B (en) * | 2014-06-13 | 2016-08-24 | 兴天通讯技术有限公司 | The method and system of vehicle anti-theft |
| CN104376717B (en) * | 2014-10-30 | 2018-03-30 | 兰州交通大学 | A kind of official vehicle intelligent management system |
| CN107481331B (en) * | 2016-06-06 | 2020-06-19 | 上海赛图计算机科技股份有限公司 | Method and system for automatically judging states of people entering and leaving vehicle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2231635Y (en) * | 1995-12-01 | 1996-07-24 | 梁荣锵 | Anti-theft apparatus for automobile |
| CN1696739A (en) * | 2004-05-14 | 2005-11-16 | 株式会社电装 | Electronic unit having identification information thereof |
-
2006
- 2006-09-30 CN CN2006100691109A patent/CN101152860B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2231635Y (en) * | 1995-12-01 | 1996-07-24 | 梁荣锵 | Anti-theft apparatus for automobile |
| CN1696739A (en) * | 2004-05-14 | 2005-11-16 | 株式会社电装 | Electronic unit having identification information thereof |
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