CN201927165U - Automobile body controller, automobile remote control key and automobile antitheft device - Google Patents
Automobile body controller, automobile remote control key and automobile antitheft device Download PDFInfo
- Publication number
- CN201927165U CN201927165U CN2010206660515U CN201020666051U CN201927165U CN 201927165 U CN201927165 U CN 201927165U CN 2010206660515 U CN2010206660515 U CN 2010206660515U CN 201020666051 U CN201020666051 U CN 201020666051U CN 201927165 U CN201927165 U CN 201927165U
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- automobile
- body controller
- controller
- car body
- control key
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Abstract
The utility model discloses an automobile body controller which comprises a low frequency antenna, an RF (radio frequency) module, a high frequency antenna and a high frequency demodulation for receiving a door opening signal with a rolling code, a driving module for controlling the power of the whole automobile, and a microprocessor controller taken as a processing center which are organically connected into a whole. The utility model also discloses an automobile remote control key matched with the automobile body controller, which integrates a high frequency launcher and a low frequency transponder. The utility model further discloses an automobile antitheft device which adopts the automobile body controller, which comprises a motor controller that is connected with the automobile body controller through a CAN (controller area network) receiver. By adopting the technical scheme, the antitheft coefficient of the automobile is improved, and the automobile can not be started to be stolen due to being replaced with a part or certain parts by a stealer.
Description
Technical field
The utility model relates to vehicle electric field, relate in particular to a kind of car body controller, with supporting automobile remote-control key of car body controller and the alarms and security systems for automobiles that has adopted car body controller.
Background technology
The burglary-resisting system of present vehicle both domestic and external has following several types haply, engine theftproof system, car body controller band anti-theft feature.General engine theftproof system and car body controller are two cover systems independently, engine theftproof system generally is divided into low frequency induction coil, transceiver base station and engine anti-theft controller three parts, and circuit such as main control chip and telecommunication circuit are generally arranged in the engine anti-theft controller; The car body controller burglary-resisting system is divided into remote-control key, receiving demodulation device and car body controller three parts, and circuit such as main control chip and telecommunication circuit are generally arranged in the car body controller, mainly is to assign to realize antitheft by the control power supply unit.This theft preventing method of two kinds is single, crack easily, and integrated cost is higher.
Summary of the invention
Goal of the invention: the purpose of this utility model is at the deficiencies in the prior art, and a kind of car body controller with anti-theft feature is provided, and described car body controller twice release secret order has improved the antitheft coefficient of car body controller; Another purpose is to provide a kind of automobile remote-control key that is used with this car body controller, and this automobile remote-control key is easy to operate, and is simple in structure; Of the present utility model also have a purpose to be to provide a kind of alarms and security systems for automobiles that adopts this car body controller, and these anti-theft device three road release secret orders have improved antitheft coefficient, can not destroy the anti-theft feature of anti-theft device because of changing certain parts wherein.
Technical scheme:
Realize that the first goal of the invention technical scheme of the present utility model is:
A kind of car body controller comprises organic high frequency antenna and high frequency demodulation that is connected to together low-frequency antenna, RF module, is used for the enabling signal of receiving belt rolling coding, is used to control the driver module of car load power supply, as the microprocessor controller of processing enter.
Realize that the second goal of the invention technical scheme of the present utility model is:
The supporting automobile remote-control key of a kind of and described car body controller, described automobile remote-control key is integrated HF transmitter and low frequencies transponder.
Realize that the 3rd goal of the invention technical scheme of the present utility model is:
A kind of alarms and security systems for automobiles that adopts described car body controller comprises engine controller, and described car body controller is connected with described engine controller by the CAN transceiver.
The control method of described alarms and security systems for automobiles is characterized in that comprising following step:
(1) door lock signal is opened/is closed in the HF transmitter emission that is integrated in the automobile remote-control key;
(2) the high frequency antenna received signal of car body controller, demodulation becomes the door lock sign indicating number of opening/close of computing machine communication baud rate to be transferred to microprocessor controller conversion of signals through high frequency;
(3) microprocessor controller will be opened/close the door lock coded signal and decode and check legitimacy, not conform to the signal that rule continues to detect the HF transmitter emission;
(4) legal, then judge distinguishing is unlocking signal or block signal, satisfied then enter and set up defences if block signal judges whether to meet the antitheft condition that is provided with, and is in anti-theft state, satisfiedly only carries out locking and does not enter anti-theft state.
Described step (4) is: legal, judge that then distinguishing is unlocking signal or block signal, if unlocking signal, then carry out and unblank simultaneously by first order release, if legitimacy does not satisfy then do not carry out second level release in first order releasing process, car body controller will the locking power-supply system enter the state of setting up defences;
Second level release is the low frequency answer signal that car body controller is checked key, whether detect key low frequencies transponder in effective scope by low-frequency antenna and RF module, sending field wave simultaneously provides energy for the low frequencies transponder in the key, the low frequencies transponder sends answer back code, low-frequency antenna receives the back and sends to microprocessor controller in the car body controller by the demodulation of RF module and decode and check its legitimacy, if legal then enter third level release, otherwise continue to check the low frequencies transponder of key;
Third level release is that the low frequency answer back code of key is transferred to engine controller through after the once decoding of car body controller, check its legitimacy and the result is returned to car body controller after deciphering by engine controller again, if legal then engine release, car body controller release, automobile carries out operate as normal, otherwise vehicle is in anti-theft state.
Beneficial effect: the utility model compared with prior art, its beneficial effect is:
1, adopt the car body controller of this technical scheme just can make car body controller enter duty by the two-stage release;
2, adopt the car body controller of this technical scheme simple in structure;
3, adopt the automobile remote-control key mechanism of this technical scheme simple;
4, adopt the automobile remote-control key of this technical scheme and described car body controller to be used anti-theft effect and be improved, and easy to use;
5, adopt the alarms and security systems for automobiles of this technical scheme, can open the engine and the car body controller of automobile, crack anti-theft device, good anti-theft effect by three grades of releases;
6, the alarms and security systems for automobiles that adopts this technical scheme combines the anti-theft feature of car body controller and engine controller and provides cost savings when improving antitheft coefficient;
7, adopt three grades of releases of alarms and security systems for automobiles of this technical scheme to accept mutually, can not improve the safety coefficient of anti-theft device because of destroying or replacing some antitheft part and crack anti-theft device;
8, adopt the automobile of described alarms and security systems for automobiles, antitheft better effects if.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is an alarms and security systems for automobiles control method process flow diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, by a most preferred embodiment, technical solutions of the utility model are elaborated, but protection domain of the present utility model is not limited to described embodiment.
As depicted in figs. 1 and 2, a kind of car body controller comprises organic high frequency antenna and high frequency demodulation that is connected to together low-frequency antenna, RF module, is used for the enabling signal of receiving belt rolling coding, is used to control the driver module of car load power supply, as the microprocessor controller of processing enter.
The supporting automobile remote-control key of a kind of and described car body controller, described automobile remote-control key is integrated HF transmitter and low frequencies transponder.
A kind of alarms and security systems for automobiles that adopts described car body controller comprises engine controller, and described car body controller is connected with described engine controller by the CAN transceiver.
The control method of described alarms and security systems for automobiles comprises following step:
(1) door lock signal is opened/is closed in the HF transmitter emission that is integrated in the automobile remote-control key;
(2) the high frequency antenna received signal of car body controller, demodulation becomes the door lock sign indicating number of opening/close of computing machine communication baud rate to be transferred to microprocessor controller conversion of signals through high frequency;
(3) microprocessor controller will be opened/close the door lock coded signal and decode and check legitimacy, not conform to the signal that rule continues to detect the HF transmitter emission;
(4) legal, then judge distinguishing is unlocking signal or block signal, satisfied then enter and set up defences if block signal judges whether to meet the antitheft condition that is provided with, and is in anti-theft state, satisfiedly only carries out locking and does not enter anti-theft state;
If unlocking signal is then carried out and unblanked to pass through simultaneously first order release, if legitimacy does not satisfy then do not carry out second level release in first order releasing process, car body controller will the locking power-supply system enter the state of setting up defences;
Second level release is the low frequency answer signal that car body controller is checked key, whether detect key low frequencies transponder in effective scope by low-frequency antenna and RF module, sending field wave simultaneously provides energy for the low frequencies transponder in the key, the low frequencies transponder sends answer back code, low-frequency antenna receives the back and sends to microprocessor controller in the car body controller by the demodulation of RF module and decode and check its legitimacy, if legal then enter third level release, otherwise continue to check the low frequencies transponder of key;
Third level release is that the low frequency answer back code of key is transferred to engine controller through after the once decoding of car body controller, check its legitimacy and the result is returned to car body controller after deciphering by engine controller again, if legal then engine release, car body controller release, automobile carries out operate as normal, otherwise vehicle is in anti-theft state.
Claims (3)
1. car body controller is characterized in that: described car body controller comprises organic high frequency antenna and high frequency demodulation that is connected to together low-frequency antenna, RF module, is used for the enabling signal of receiving belt rolling coding, is used to control the driver module of car load power supply, as the microprocessor controller of processing enter.
One kind with the supporting automobile remote-control key of the described car body controller of claim 1, it is characterized in that: described automobile remote-control key is integrated HF transmitter and low frequencies transponder.
3. an alarms and security systems for automobiles that adopts the described car body controller of claim 1 comprises engine controller, it is characterized in that: described car body controller is connected with described engine controller by the CAN transceiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206660515U CN201927165U (en) | 2010-12-17 | 2010-12-17 | Automobile body controller, automobile remote control key and automobile antitheft device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206660515U CN201927165U (en) | 2010-12-17 | 2010-12-17 | Automobile body controller, automobile remote control key and automobile antitheft device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201927165U true CN201927165U (en) | 2011-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206660515U Expired - Lifetime CN201927165U (en) | 2010-12-17 | 2010-12-17 | Automobile body controller, automobile remote control key and automobile antitheft device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201927165U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102424032A (en) * | 2011-12-21 | 2012-04-25 | 湖南工业大学 | Remote control key, tire pressure monitoring and engine anti-theft locking system |
| CN105691351A (en) * | 2016-01-04 | 2016-06-22 | 杭州科技职业技术学院 | Automobile monitoring system |
-
2010
- 2010-12-17 CN CN2010206660515U patent/CN201927165U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102424032A (en) * | 2011-12-21 | 2012-04-25 | 湖南工业大学 | Remote control key, tire pressure monitoring and engine anti-theft locking system |
| CN105691351A (en) * | 2016-01-04 | 2016-06-22 | 杭州科技职业技术学院 | Automobile monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110810 |