CN201901107U - Passive keyless entry anti-theft system based on automobile bus control - Google Patents
Passive keyless entry anti-theft system based on automobile bus control Download PDFInfo
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- CN201901107U CN201901107U CN 201020556446 CN201020556446U CN201901107U CN 201901107 U CN201901107 U CN 201901107U CN 201020556446 CN201020556446 CN 201020556446 CN 201020556446 U CN201020556446 U CN 201020556446U CN 201901107 U CN201901107 U CN 201901107U
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- theft system
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Abstract
The utility model relates to a passive keyless entry anti-theft system based on automobile bus control. The passive keyless entry anti-theft system consists of a host machine control device, an RFID (radio frequency identification device) launching device and an RFID (radio frequency identification device) receiving device, wherein the host machine control device comprises a CAN (controller area network) bus transmitting and receiving circuit, a CAN (controller area network) bus control IC (integrated circuit) module, a system control circuit and an RFID (radio frequency identification device) output transmitting and UHF(ultra high frequency) receiving circuit; the host machine control device is connected with the RFID (radio frequency identification device) receiving device and the RFID (radio frequency identification device) launching device; the RFID (radio frequency identification device) output transmitting and UHF (ultra high frequency) receiving circuit is connected with the system control circuit; and the CAN (controller area network) bus control IC (integrated circuit) module is connected with the CAN (controller area network) bus transmitting and receiving circuit. The utility model provides a humanized anti-theft system for a car owner and realizes the effects that the anti-theft alarm is cleared when a person opens a car door and the anti-theft alarm is set up when the car door is closed.
Description
Technical field
The utility model relates to a kind of CAN bus type automobile anti-theft alarm device, and especially a kind of passive type based on automobile bus control does not have key and enters anti-theft system.
Background technology
At present, the CAN bussing technique has been widely used on most of automobiles, owing to be by the bus mode bonded assembly between each parts on the car, does not provide conventional Car Burglar Alarm needed various electrical apparatus interfaces, so the CAN bus type automobile can't be installed car alarm.Existing Car Burglar Alarm is by gathering and control Door Lock and engine starting storage battery are realized, and the centrally controrlled locking system module of CAN bus type automobile has only the bus data interface, so it is very big that conventional Car Burglar Alarm difficulty is installed, cause a large amount of CAN bus type automobiles under the situation of no antitheft means, to use.
At present, the vehicle switch door lock mainly adopts mechanical key and by the communication of key control, antitheft mainly is by acousto-optic warning and the Digiplex mode responded to of automobile by illegal operation the time with reporting to the police, and the mobile phone alarm of emerging GPRS pattern, warning device, Position Fixing Navigation System and switch door lock are relatively independent, and, can not solve the safety and the convenience issue of automobile well owing to the loaded down with trivial details property of switch door lock and the distance limit of anti-theft alarm.
The utility model content
At the weak point that exists in the above-mentioned technology, the utility model provides a kind of reliability and validity that has improved automobile burglar, and the passive type based on automobile bus control of having simplified switch Door Lock process does not have key and enters anti-theft system.
For achieving the above object, the utility model provides a kind of passive type based on automobile bus control not have key and enters anti-theft system, by the host computer control device, RFID feedway and RFID receiving device constitute, described host computer control device comprises CAN bus transmission circuit, the total line control IC module of CAN, system, control circuit, RFID output transmits and the UHF acceptor circuit, described host computer control device is connected with described RFID receiving device and described RFID feedway, described RFID output transmits and is connected with described system, control circuit with the UHF acceptor circuit, and the total line control IC module of described CAN is connected with described CAN bus transmission circuit.
Described host computer control device receives the UHF remote controller signal from described RFID receiving device, transmits data and gives described RFID feedway.
Described host computer control device is involving vibrations device testing circuit, host power supply circuit and output control circuit also.
Described RFID receiving device comprises that RFID receiving wire, RFID receive the IC module, RFID receives main treatment circuit and UHF transmission circuit.
Described RFID feedway comprises that RFID emission CPU feed circuit, RFID launch main treatment circuit, the RFID emission promotes circuit.
Described system, control circuit transmits with described vibrator testing circuit, output control circuit and described RFID output and is connected with the UHF acceptor circuit.
Described RFID launches main treatment circuit and is connected with described RFID emission CPU feed circuit and described RFID emission promotion circuit respectively.
Described RFID receiving wire, RFID receive the IC module, RFID receives main treatment circuit and the UHF transmission circuit connects successively.
Compared with prior art, the utlity model has following advantage:
The passive type based on automobile bus control that the utility model provides does not have key and enters anti-theft system, has adopted in the current automotive technology mature C AN bussing technique, and this is the stable basis of native system.Also adopt performance-oriented RFID transmit-receive technology in addition, and build with the UHF radio transmission and to communicate by letter, RFID is transmitted to main frame and also adopts cipher mode to send, and not only antijamming capability is strong, and the bit error ratio is low, and response is fast, and has stopped to be cracked.The RFID emission promotes metal-oxide-semiconductor with High Performance and promotes, and emission merit and efficient all reach superior performance, and RFID receives and adopts the stable IC of reception in Europe, and not only stable, and highly sensitive, the communication distance between main frame and the contactless card can reach more than the 3m.
Description of drawings
Fig. 1 is a structured flowchart of the present utility model;
Fig. 2 is the structured flowchart of main control unit among Fig. 1;
Fig. 3 is the structured flowchart of RFID feedway among Fig. 1;
Fig. 4 is the structured flowchart of RFID receiving device among Fig. 1;
Fig. 5 is the circuit diagram of RFID feedway among Fig. 1;
Fig. 6 is the circuit diagram of RFID receiving device among Fig. 1.
The main element nomenclature is as follows:
1, host computer control device 2, RFID feedway
3, RFID receiving device 4, vibrator testing circuit
5, the total line control IC module 6 of CAN, host power supply circuit
7, CAN bus acceptor circuit 8, RFID output transmit and the UHF acceptor circuit
9, output control circuit 10, system, control circuit
11, RFID emission CPU feed circuit 12, RFID launch main treatment circuit
13, the RFID emission promotes circuit 14, RFID receiving wire
15, RFID receives IC module 16, RFID receives main treatment circuit
17, UHF transmission circuit
The specific embodiment
In order more clearly to explain the utility model, the utility model will be further described below in conjunction with accompanying drawing.
As Fig. 1 and shown in Figure 4, the utility model provides a kind of passive type based on automobile bus control not have key and enters anti-theft system, by host computer control device 1, RFID feedway 2 and RFID receiving device 3 constitute, host computer control device 1 comprises CAN bus transmission circuit 7, the total line control IC module 5 of CAN, system, control circuit 10, RFID output transmits and UHF acceptor circuit 8, host computer control device 1 is connected with RFID receiving device 3 and RFID feedway 2 respectively, RFID output transmits and is connected with system, control circuit 10 with UHF acceptor circuit 8, and the total line control IC module 5 of CAN is connected with CAN bus transmission circuit 7.Host computer control device 1 is gone back involving vibrations device testing circuit 4, host power supply circuit 6 and output control circuit 9.RFID receiving device 3 comprises that RFID receiving wire 14, RFID receive IC module 15, RFID receives main treatment circuit 16 and UHF transmission circuit 17.RFID feedway 2 comprises that RFID emission CPU feed circuit 11, RFID launch main treatment circuit 12, the RFID emission promotes circuit 13.System, control circuit 10 transmits with vibrator testing circuit 4, output control circuit 9 and RFID output and is connected with UHF acceptor circuit 8.RFID launches main treatment circuit 12 and is connected with RFID emission CPU feed circuit 11 and RFID emission promotion circuit 13 respectively.RFID receiving wire 14, RFID receive IC module 15, RFID receives main treatment circuit 16 and UHF transmission circuit 17 connects successively.
The host computer control device receives the UHF remote controller signal from the RFID receiving device among Fig. 2, transmits data and gives the RFID feedway.
Fig. 3 is the RFID feedway, and it is the data conveyer of native system, is responsible for sending the RFID data of main frame.
Fig. 4 is the RFID receiving device, has two functions, receives the signal that the RFID feedway launches, and this signal and this circuit are checked, if legally just relevant information is transmitted to the host computer control device by the UHF signal.
More than disclosed only be several specific embodiment of the present utility model, still, the utility model is not limited thereto, any those skilled in the art can think variation all should fall into protection domain of the present utility model.
Claims (7)
1. the passive type based on automobile bus control does not have key and enters anti-theft system, by the host computer control device, RFID feedway and RFID receiving device constitute, it is characterized in that, described host computer control device comprises CAN bus transmission circuit, the total line control IC module of CAN, system, control circuit, RFID output transmits and the UHF acceptor circuit, described host computer control device is connected with described RFID receiving device and described RFID feedway, described RFID output transmits and is connected with described system, control circuit with the UHF acceptor circuit, and the total line control IC module of described CAN is connected with described CAN bus transmission circuit.
2. the passive type based on automobile bus control according to claim 1 does not have key and enters anti-theft system, it is characterized in that described host computer control device is involving vibrations device testing circuit, host power supply circuit and output control circuit also.
3. the passive type based on automobile bus control according to claim 1 does not have key and enters anti-theft system, it is characterized in that, described RFID receiving device comprises that RFID receiving wire, RFID receive the IC module, RFID receives main treatment circuit and UHF transmission circuit.
4. the passive type based on automobile bus control according to claim 1 does not have key and enters anti-theft system, it is characterized in that, described RFID feedway comprises that RFID emission CPU feed circuit, RFID launch main treatment circuit, the RFID emission promotes circuit.
5. the passive type based on automobile bus control according to claim 1 does not have key and enters anti-theft system, it is characterized in that described system, control circuit transmits with described vibrator testing circuit, output control circuit and described RFID output and is connected with the UHF acceptor circuit.
6. the passive type based on automobile bus control according to claim 4 does not have key and enters anti-theft system, it is characterized in that, described RFID launches main treatment circuit and is connected with described RFID emission CPU feed circuit and described RFID emission promotion circuit respectively.
7. the passive type based on automobile bus control according to claim 3 does not have key and enters anti-theft system, it is characterized in that, described RFID receiving wire, RFID receive the IC module, RFID receives main treatment circuit and the UHF transmission circuit connects successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020556446 CN201901107U (en) | 2010-10-09 | 2010-10-09 | Passive keyless entry anti-theft system based on automobile bus control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020556446 CN201901107U (en) | 2010-10-09 | 2010-10-09 | Passive keyless entry anti-theft system based on automobile bus control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201901107U true CN201901107U (en) | 2011-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020556446 Expired - Fee Related CN201901107U (en) | 2010-10-09 | 2010-10-09 | Passive keyless entry anti-theft system based on automobile bus control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201901107U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673515A (en) * | 2012-05-23 | 2012-09-19 | 杨涛 | RFID (Radio Frequency Identification Device)-based relay-attack-resisting passive keyless unlocking and starting method |
| CN104494563A (en) * | 2014-12-24 | 2015-04-08 | 马瑞利汽车电子(广州)有限公司 | Automobile keyless entry and start system and automobile keyless entry and start method based on communication bus |
| CN104808227A (en) * | 2014-01-28 | 2015-07-29 | 纳米新能源（唐山）有限责任公司 | Wireless positioning device and wireless positioning system for soldier positioning |
-
2010
- 2010-10-09 CN CN 201020556446 patent/CN201901107U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673515A (en) * | 2012-05-23 | 2012-09-19 | 杨涛 | RFID (Radio Frequency Identification Device)-based relay-attack-resisting passive keyless unlocking and starting method |
| CN102673515B (en) * | 2012-05-23 | 2016-08-31 | 杨涛 | The passive of anti-relay attack based on RFID is unblanked and startup method without key |
| CN104808227A (en) * | 2014-01-28 | 2015-07-29 | 纳米新能源（唐山）有限责任公司 | Wireless positioning device and wireless positioning system for soldier positioning |
| CN104494563A (en) * | 2014-12-24 | 2015-04-08 | 马瑞利汽车电子(广州)有限公司 | Automobile keyless entry and start system and automobile keyless entry and start method based on communication bus |
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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: 20110720 Termination date: 20131009 |