CN103661261A - Intelligent burglary-preventing method for vehicle - Google Patents
Intelligent burglary-preventing method for vehicle Download PDFInfo
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- CN103661261A CN103661261A CN201310752513.3A CN201310752513A CN103661261A CN 103661261 A CN103661261 A CN 103661261A CN 201310752513 A CN201310752513 A CN 201310752513A CN 103661261 A CN103661261 A CN 103661261A
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Abstract
The invention discloses an intelligent burglary-preventing method for a vehicle. The method comprises the following steps that a host machine is started to be in a burglary-preventing state by a bidirectional remote controller; a host machine MCU (Micro-programmed Control Unit) detects a vibration transducer signal, or detects a vehicle side door state signal and a rear tail box state signal through a CAN (Controller Area Network) bus driving module, and judges whether the vehicle is in the danger of being stolen or not; in case of abnormity, the host machine MCU transmits a transmitting horn opening signal and a direction lamp flash signal to the vehicle through the CAN bus driving module, and meanwhile, the host machine MCU encrypts and transmits an alarm signal through a host machine RF (radio frequency) high-frequency transmitting module; the bidirectional remote controller receives the alarm signal through an RF high frequency receiving module and decodes the alarm signal into a decoded signal and transmits the decoded signal to a bidirectional remote controller MCU; the bidirectional remote controller MCU gives an alarm by lightening a side door or rear box icon, controlling a buzzer to vibrate, and controlling a vibration motor driving module to vibrate. The original circuit of the vehicle is not required to be damaged and is simply mounted; meanwhile, a vehicle owner can grasp the safety state of the vehicle in a long distance in real time and can also control the vehicle remotely, so that the safety and the comfort of the vehicle are improved.
Description
Technical field
The invention belongs to automobile burglar technical field, be specifically related to a kind of automobile intelligent theft method.
Background technology
Raising along with living standards of the people, automobile becomes an indispensable part in people's life gradually, and meanwhile, the development of modern science and technology impels offender's crime means to improve constantly, the stolen event of vehicle is also of common occurrence, and traditional anti-theft technique can not meet real needs; Severe like this situation, impel car owner and insurance company all in urgent a kind of safe, quick, intelligence and the anti-vehicle means of stealing of actv. of seeking; And this will become a social concern meriting attention along with the rapid growth of private car.Nowadays, automobile burglar has become an important social concern, with safety, environmental protection, be listed in four large important topics of automotive technology development together with energy-conservation.
Present Car Burglar Alarm is on the market installed complicated, need to destroy original circuit of automobile, causes the safety performance of automobile to have hidden danger; And Car Burglar Alarm mostly is unidirectional Car Burglar Alarm, this class Car Burglar Alarm only has main frame to receive telecommand, when vehicle is damaged, only has sound and light alarm, and car owner, due to not at the scene, can not grasp the safe condition of automobile in time, causes vehicle thefts; Be limited by the restriction of cost, the anti-joyride device of some automobiles is not high, and general all generally only have tens meters with the distance of remote controller control and remote control, if car stowage place and remote controller have exceeded the distance of remote control, cannot detect and obtain the safety case of vehicle; The problems referred to above have restricted the development of car alarm.
Summary of the invention
For the above-mentioned defect existing in prior art, the present invention mainly solves following technical matters:
1. the installation of existing car alarm need to destroy the original circuit of automobile, causes automotive safety hidden danger;
2. existing Car Burglar Alarm mostly is unidirectional Car Burglar Alarm, and car owner can not remote monitor and control vehicle;
3. existing Car Burglar Alarm is not much without spoon entered function, and it is comfortable and convenient to bring to car owner.
For solving the problems of the technologies described above, the invention provides a kind of automobile intelligent theft method, the method comprising the steps of:
By two-way remote control, start main frame in the state of setting up defences;
Main frame MCU detects vibration sensor signal or is detected side door status signal, the trunk status signal of vehicle and judged whether vehicle has stolen danger by CAN bus driver module;
If any extremely, main frame MCU passes to vehicle transmitting loudspeaker by CAN bus driver module and opens signal and indicator glitch, and meanwhile, main frame MCU is by main frame RF high-frequency emission module encrypt and launch alerting signal;
Two-way remote control RF high frequency receives and is decoded as signal and passes to two-way remote control MCU;
Two-way remote control MCU is by lighting side door or trunk icon, controlling buzzer phone vibration and control vibrating motor driver module and vibrate to report to the police.
Preferably, while wherein there are described abnormal condition, main frame MCU cuts off oil circuit and circuit.
Preferably, wherein also comprise:
By main frame MCU, control ignition trigger module and start vehicle, start successful aft engine MCU and become function signal by main frame RF high-frequency emission module encrypt transmitter trigger;
Two-way remote control RF high frequency receiver module receives and is decoded as signal and passes to two-way remote control MCU;
Two-way remote control MCU controls LCD MODULE and lights the successful icon of startup.
Preferably, wherein also comprise:
By two-way remote control MCU by detect button detection module the push button signalling of unblanking, shut push button signalling;
By remote controller RF high-frequency emission module, receive and be decoded as unlocking signal, close lock signal, trunk on-off signal;
Main frame RF receiver module receives and is decoded as unlocking signal, closes lock signal, trunk on-off signal and pass to main frame MCU;
Main frame MCU is launched unlocking signal, closes lock signal, trunk on-off signal to vehicle by CAN bus driver module.
Preferably, wherein comprise well:
Main frame MCU detects central controlled lock switch state signal and trunk status signal by CAN bus driver module, judgement central controlled lock and trunk state;
Central controlled lock status signal and trunk status signal that main frame MCU encrypts by the transmitting of main frame RF high-frequency emission module;
Remote controller RF receiver module receives and is decoded as central controlled lock status signal and trunk status signal and passes to two-way remote control MCU;
Two-way remote control MCU controls liquid crystal display driver module and lights corresponding central controlled lock icon and trunk icon.
Preferably, wherein also comprise:
The ID code that main frame MCU encrypts by the transmitting of LF low frequencies module at set intervals;
The LF low frequency receiver module of two-way remote control detects and is decoded as ID code and passes to two-way remote control MCU;
Two-way remote control MCU and the ID code of self compare, as identical by remote controller RF high-frequency emission module encrypt transmitting the match is successful signal;
Main frame RF high frequency receiver module receives and is decoded as that the match is successful that signal is passed to main frame MCU;
Main frame MCU leaves signal by CAN bus driver module to vehicle transmitting central controlled lock.
Preferably, wherein said a period of time is 5 seconds.
Preferably, wherein also comprise:
RFID low frequency module antenna by two-way remote control near main frame MCU, produces inducing current on the antenna of the electromagnetic wave that antenna sends in two-way remote control, for integrated chip in two-way remote control provides energy;
Two-way remote control is transmitted to the ID code of self with same frequency the RFID low frequency module antenna of main frame MCU again;
RFID module receives and decodes, and the ID code of two-way remote control is passed to main frame MCU;
Main frame MCU compares the ID code transmitting and the ID code that pre-deposits two-way remote control, if identical, main frame MCU leaves signal by CAN bus driver module to vehicle transmitting central controlled lock.
Preferably, the ID code of wherein said two-way remote control and main frame MCU self has uniqueness according to different car owners' identity.
Preferably, wherein also comprise:
Main frame MCU detects central controlled lock switch state signal by CAN bus driver module, judgement central controlled lock state;
The status signal of the central controlled lock that main frame MCU encrypts by the transmitting of main frame RF high-frequency emission module; Remote controller RF receiver module receives and the status signal of the central controlled lock of decoding pass to two-way remote control MCU;
Two-way remote control MCU controls liquid crystal display driver module and lights that central controlled lock is opened or central controlled lock closes icon.
Automobile intelligent theft method disclosed by the invention, owing to having adopted the design of CAN bus communication, host computer control box communicates by CAN bus and automobile, host computer control box carries out two way communication by built-in antenna and two-way remote control, this kind of design, without destroying the original circuit of automobile, exempted from trimming and installed simple; Simultaneously car owner can grow distance and grasps in real time automotive safety state, and can Long-distance Control vehicle, has improved safety performance and the comfort property of vehicle.
Accompanying drawing explanation
Fig. 1 is the wherein diagram of circuit of an embodiment of automobile intelligent theft method of the present invention;
Fig. 2 is the wherein structure principle chart of an embodiment of automobile intelligent theft system of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing and the specific embodiment to automobile intelligent theft method of the present invention; but this is specific implementation of the present invention; other distortion or equivalent way that those skilled in the art do on the basis of embodiment of the present invention, all in the scope of protection of the invention.
If Fig. 1 is automobile intelligent theft embodiment of the method diagram of circuit of the present invention.Wherein by two-way remote control, start main frame in the state of setting up defences (step 100), when main frame MCU detects vibration sensor signal or passes through the side door status signal that CAN bus driver module detects vehicle, trunk status signal also judges whether vehicle has stolen danger (step 200), if any extremely, main frame MCU passes to vehicle transmitting loudspeaker by CAN bus driver module and opens signal and indicator glitch, simultaneously, main frame MCU is by main frame RF high-frequency emission module encrypt and launch alerting signal (step 300), then two-way remote control RF high frequency receives and is decoded as signal and passes to two-way remote control MCU(step 400), then two-way remote control MCU is by lighting side door or trunk icon, control buzzer phone vibration and control vibrating motor driver module and vibrate report to the police (step 500).
CAN bus is a kind of serial data communication agreement, its short frame data structure, non-destructive arbitration and flexibly communication modes make CAN bus have very high reliability and anti-interference resistance, met the requirement of automobile to the real-time of bus and reliability, and the design simplification of CAN bus wiring, reduced sensor quantity, avoid controlling function repetition, improve the reliability and maintainability of system.
Further, when automobile occurs that extremely, main frame MCU cuts off oil circuit and circuit.This design, while having guaranteed that abnormal condition appear in automobile, vehicle main frame MCU has made intelligent response, guaranteed the safety of automobile, certainly as industry technical personnel, in the time of can also selecting other design to guarantee that safety problem appears in automobile, the intelligent response that automobile itself is made, for this type of design, the present invention does not make concrete restriction.
The present invention is further comprising the steps of in addition:
Main frame MCU controls ignition trigger module and starts vehicle, starts successful aft engine MCU and becomes function signal by main frame RF high-frequency emission module encrypt transmitter trigger;
Two-way remote control RF high frequency receiver module receives and is decoded as signal and passes to two-way remote control MCU;
Two-way remote control MCU controls LCD MODULE and lights the successful icon of startup.
The design of this function, makes car owner no matter in hot summer or cold winter, can remote activation automobile, and the air-conditioning in car is opened in advance, avoid starting automobile and need to stand the hot or cold of Automobile inside while just having started after car.What say here is remote activation, and car owner first presses the startup button of two-way remote control, can remote activation vehicle.
Further, by two-way remote control MCU by detect button detection module the push button signalling of unblanking, shut push button signalling, trunk push button signalling;
By remote controller RF high-frequency emission module, receive and be decoded as unlocking signal, close lock signal, trunk opening signal;
Main frame RF receiver module receives and is decoded as unlocking signal, closes lock signal, trunk opening signal and pass to main frame MCU;
Main frame MCU is launched unlocking signal, closes lock signal, trunk opening signal to vehicle by CAN bus driver module.
In addition, main frame MCU detects central controlled lock switch state signal and trunk switch state signal by CAN bus driver module, judgement central controlled lock and trunk state;
Central controlled lock status signal and trunk status signal that main frame MCU encrypts by the transmitting of main frame RF high-frequency emission module;
Remote controller RF receiver module receives and is decoded as central controlled lock status signal and trunk status signal and passes to two-way remote control MCU;
Two-way remote control MCU controls liquid crystal display driver module and lights or extinguish corresponding central controlled lock icon and trunk icon.
Further, the ID code that main frame MCU encrypts by the transmitting of LF low frequencies module at set intervals;
The LF low frequency receiver module of two-way remote control detects and is decoded as ID code and passes to two-way remote control MCU;
Two-way remote control MCU and the ID code of self compare, as identical by remote controller RF high-frequency emission module encrypt transmitting the match is successful signal;
Main frame RF high frequency receiver module receives and is decoded as that the match is successful that signal is passed to main frame MCU;
Main frame MCU leaves signal by CAN bus driver module to vehicle transmitting central controlled lock.
Wherein, above-mentioned a period of time is preferably 5 seconds, and industry technical personnel also can be selected other times according to the actual needs.
This method has merged PKE and has entered technology without spoon, and user needs only near car door or touches car door, and car door just can be opened automatically, and can automatically perform the identification to user identity, and safe ready can be applicable to automobile burglar aspect, has very strong promotional value.
A step ground more, the RFID low frequency module antenna by two-way remote control near main frame MCU, produces inducing current on the antenna of the electromagnetic wave that antenna sends in two-way remote control, for integrated chip in two-way remote control provides energy;
Two-way remote control is transmitted to the ID code of self with same frequency the RFID low frequency module antenna of main frame MCU again;
RFID module receives and decodes, and the ID code of two-way remote control is passed to main frame MCU;
Main frame MCU compares the ID code transmitting and the ID code that pre-deposits two-way remote control, if identical, main frame MCU leaves signal by CAN bus driver module to vehicle transmitting central controlled lock.
Wherein, the ID code of described two-way remote control and main frame MCU self has uniqueness according to different car owners' identity.
Further, main frame MCU detects central controlled lock switch state signal by CAN bus driver module, judgement central controlled lock state;
The status signal of the central controlled lock that main frame MCU encrypts by the transmitting of main frame RF high-frequency emission module; Remote controller RF receiver module receive and decode central controlled lock pass to two-way remote control MCU;
Two-way remote control MCU control liquid crystal display driver module is lighted central controlled lock and is opened icon.
If Fig. 2 is the structure principle chart of the preferred embodiment of a kind of automobile intelligent theft system disclosed by the invention, comprise host computer control box 11, vibration sensor 12, two-way remote control 13 and board Controller Area Network bus 14; Wherein, vibration sensor 12 is connected with host computer control box 11, and host computer control box 11 communicates by board Controller Area Network (CAN) bus 14 and automobile; Host computer control box 11 comprises radio frequency high frequency transmit receive unit and low frequency transmit receive unit, in two-way remote control 13, also comprise radio frequency high frequency transmit receive unit and low frequency transmit receive unit, radio frequency high frequency transmit receive unit in host computer control box 11 is realized and being communicated by letter with the radio frequency high frequency transmit receive unit in two-way remote control 13, and the low frequency transmit receive unit in host computer control box 11 is realized and being communicated by letter with the low frequency transmit receive unit in two-way remote control 13.
Below be only the preferred embodiment of the present invention, it should be pointed out that above-mentioned preferred implementation should not be considered as limitation of the present invention, protection scope of the present invention should be as the criterion with claim limited range.For those skilled in the art, without departing from the spirit and scope of the present invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. an automobile intelligent theft method, the method at least comprises following steps:
By two-way remote control, start main frame in the state of setting up defences;
Main frame MCU detects vibration sensor signal or is detected side door status signal, the trunk status signal of vehicle and judged whether vehicle has stolen danger by CAN bus driver module;
If any extremely, main frame MCU passes to vehicle transmitting loudspeaker by CAN bus driver module and opens signal and indicator glitch, and meanwhile, main frame MCU is by main frame RF high-frequency emission module encrypt and launch alerting signal;
Two-way remote control RF high frequency receives and is decoded as signal and passes to two-way remote control MCU;
Two-way remote control MCU is by lighting side door or trunk icon, controlling buzzer phone vibration and control vibrating motor driver module and vibrate to report to the police.
2. the method for claim 1, while wherein there are described abnormal condition, main frame MCU cuts off oil circuit and circuit.
3. the method for claim 1, wherein also comprises:
By main frame MCU, control ignition trigger module and start vehicle, start successful aft engine MCU and become function signal by main frame RF high-frequency emission module encrypt transmitter trigger;
Two-way remote control RF high frequency receiver module receives and is decoded as signal and passes to two-way remote control MCU;
Two-way remote control MCU controls LCD MODULE and lights the successful icon of startup.
4. the method for claim 1, wherein also comprises:
By two-way remote control MCU by detect button detection module the push button signalling of unblanking, shut push button signalling;
By remote controller RF high-frequency emission module, receive and be decoded as unlocking signal, close lock signal, trunk on-off signal;
Main frame RF receiver module receives and is decoded as unlocking signal, closes lock signal, trunk on-off signal and pass to main frame MCU;
Main frame MCU is launched unlocking signal, closes lock signal, trunk on-off signal to vehicle by CAN bus driver module.
5. method as claimed in claim 4, wherein also comprises:
Main frame MCU detects central controlled lock switch state signal and trunk status signal by CAN bus driver module, judgement central controlled lock and trunk state;
Central controlled lock status signal and trunk status signal that main frame MCU encrypts by the transmitting of main frame RF high-frequency emission module;
Remote controller RF receiver module receives and is decoded as central controlled lock status signal and trunk status signal and passes to two-way remote control MCU;
Two-way remote control MCU controls liquid crystal display driver module and lights corresponding central controlled lock icon and trunk icon.
6. the method for claim 1, wherein also comprises:
The ID code that main frame MCU encrypts by the transmitting of LF low frequencies module at set intervals;
The LF low frequency receiver module of two-way remote control detects and is decoded as ID code and passes to two-way remote control MCU;
Two-way remote control MCU and the ID code of self compare, as identical by remote controller RF high-frequency emission module encrypt transmitting the match is successful signal;
Main frame RF high frequency receiver module receives and is decoded as that the match is successful that signal is passed to main frame MCU;
Main frame MCU leaves signal by CAN bus driver module to vehicle transmitting central controlled lock.
7. method as claimed in claim 6, wherein said a period of time is 5 seconds.
8. the method for claim 1, wherein also comprises:
RFID low frequency module antenna by two-way remote control near main frame, produces inducing current on the antenna of the electromagnetic wave that antenna sends in two-way remote control, for integrated chip in two-way remote control provides energy;
Two-way remote control is transmitted to the ID code of self with same frequency the RFID low frequency module antenna of main frame MCU again;
RFID module receives and decodes, and the ID code of two-way remote control is passed to main frame MCU;
Main frame MCU compares the ID code transmitting and the ID code that pre-deposits two-way remote control, if identical, by CAN bus driver module, to vehicle transmitting central controlled lock, opens signal.
9. the method for claim 1, the ID code of wherein said two-way remote control and main frame MCU self has uniqueness according to different car owners' identity.
10. the method as described in any one in claim 6-9, wherein also comprises:
Main frame MCU detects central controlled lock switch state signal by CAN bus driver module, judgement central controlled lock state;
The status signal of the central controlled lock that main frame MCU encrypts by the transmitting of main frame RF high-frequency emission module; Remote controller RF receiver module receives and the status signal of the central controlled lock of decoding pass to two-way remote control MCU;
Two-way remote control MCU controls liquid crystal display driver module and lights that central controlled lock is opened or central controlled lock closes icon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310752513.3A CN103661261A (en) | 2013-10-27 | 2013-12-31 | Intelligent burglary-preventing method for vehicle |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310510833.8 | 2013-10-27 | ||
| CN201310510833.8A CN103522987A (en) | 2013-10-27 | 2013-10-27 | Car security system and method |
| CN201310752513.3A CN103661261A (en) | 2013-10-27 | 2013-12-31 | Intelligent burglary-preventing method for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103661261A true CN103661261A (en) | 2014-03-26 |
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310510833.8A Pending CN103522987A (en) | 2013-10-27 | 2013-10-27 | Car security system and method |
| CN201310752513.3A Pending CN103661261A (en) | 2013-10-27 | 2013-12-31 | Intelligent burglary-preventing method for vehicle |
| CN201320892512.4U Expired - Fee Related CN203698202U (en) | 2013-10-27 | 2013-12-31 | Automobile intelligent antitheft system |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310510833.8A Pending CN103522987A (en) | 2013-10-27 | 2013-10-27 | Car security system and method |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320892512.4U Expired - Fee Related CN203698202U (en) | 2013-10-27 | 2013-12-31 | Automobile intelligent antitheft system |
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| CN (3) | CN103522987A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107005752A (en) * | 2014-12-05 | 2017-08-01 | 株式会社自动网络技术研究所 | In-vehicle communication system, portable equipment and in-vehicle equipment |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104796430A (en) * | 2015-05-05 | 2015-07-22 | 深圳市聚电电子有限公司 | Composite PKE (passive keyless entry) automobile encryption and antitheft system |
| CN106427887A (en) * | 2016-11-17 | 2017-02-22 | 上海科世达-华阳汽车电器有限公司 | Feedback device and method for remote locking of car doors |
| CN108297827A (en) * | 2018-03-23 | 2018-07-20 | 深圳市维邦云计算技术发展有限公司 | A kind of circuit and method of judgement vehicle remote control device position |
| CN108765910A (en) * | 2018-06-05 | 2018-11-06 | 深圳市南方蓝禾科技有限公司 | control method and system |
| CN111619509A (en) * | 2020-05-07 | 2020-09-04 | 深圳市南方蓝禾科技有限公司 | Control method and system |
| CN112208483B (en) * | 2020-10-16 | 2022-08-05 | 南通路远科技信息有限公司 | Automobile lock system and alarm method thereof |
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- 2013-10-27 CN CN201310510833.8A patent/CN103522987A/en active Pending
- 2013-12-31 CN CN201310752513.3A patent/CN103661261A/en active Pending
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| CN107005752B (en) * | 2014-12-05 | 2020-03-13 | 株式会社自动网络技术研究所 | Vehicle-mounted communication system, portable device, and vehicle-mounted device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN203698202U (en) | 2014-07-09 |
| CN103522987A (en) | 2014-01-22 |
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Application publication date: 20140326 |