CN201986018U - Automobile anti-theft device - Google Patents
Automobile anti-theft device Download PDFInfo
- Publication number
- CN201986018U CN201986018U CN2011200040585U CN201120004058U CN201986018U CN 201986018 U CN201986018 U CN 201986018U CN 2011200040585 U CN2011200040585 U CN 2011200040585U CN 201120004058 U CN201120004058 U CN 201120004058U CN 201986018 U CN201986018 U CN 201986018U
- Authority
- CN
- China
- Prior art keywords
- alarm
- main control
- control module
- mobile phone
- circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses an automobile anti-theft device which comprises a vehicle-mounted system and a cell phone that are mutually matched, wherein the vehicle-mounted system consists of a main control module and a bluthtooth receiving module connected with the main control module, the cell phone is internally provided with a bluetooth launching module matched with the bluthtooth receiving module, and the main control module outputs a control signal to an automobile motor assemble through a circuit. The automobile anti-theft device can control the start and close of the motor by utilizing the bluetooth function of an ordinary cell phone and the vehicle-mounted system is well matched with the cell phone so as to meet the requirement of the automobile on antitheft.
Description
Technical field
The utility model relates to a kind of car alarm, relates in particular to a kind of car alarm of available handsets remote control.
Background technology
Vehicle is with performance, the state tight association of burglar alarm equipment and vehicle, its installment work should specialized, standardization, so just can make product bring into play the strick precaution performance of self to greatest extent, prevent that it from being destroyed easily or removing, by good installation and service, make operation and maintenance, and can reduce to minimum to may influencing of vehicle performance it in the user.Facts have proved that vehicle has been installed anti-theft device, still might be stolen, this be because except anti-theft device performance should be arranged, some in addition influenced the performance of vehicle on the contrary.The distance type car alarm is along with improving of electronic technology grows up, be popularize on the market the most a kind of.Its feature is the repertoire of remote control control alarm, and is reliable convenient, can be with vibration detecting, gate protection and functions such as microwave or infrared probe.Along with the requirement of market to alarm improves constantly, the distance type car alarm has also increased many convenient additional functions that use, and functions such as changes in temperature wind, remote control electric door and window and remote control unlatching luggage veer away as remote control centrally controrlled locking system, remote control.
Operation principle with mobile phone is identical, except identical transmitting and receiving the frequency will be arranged, password identification mutually will be arranged also between the remote controller transmitter of distance type car alarm and the anti theft host system.The password of alarm is one group of data by the different modes combination, is a key of alarm.It is putting down in writing the identifying data (identity code) of alarm on the one hand, distinguishes the difference of each alarm; On the other hand, it is including antitheft function command data (data code or command code) again, is responsible for opening or closing alarm, and all functions of alarm are finished in control.In other words, this group password has been arranged, also just grasped the key of opening alarm.
According to the difference of password radiation pattern, the distance type car alarm mainly is divided into two types of fixed sign indicating number alarm and frame hopping alarms.Adopt of early stage alarm decide coding mode more, but because himself shortcoming, now gradually by technical comparatively advanced person, anti-theft effect preferably the frame hopping alarm replace.The early stage distance type car alarm of fixed sign indicating number alarm is that main frame respectively has one group of identical password with remote controller, remote controller emission password, main frame receives password, thereby finishes the various functions of alarm, and this password radiation pattern is called first generation fixed code radiation pattern (being called for short fixed sign indicating number radiation pattern).The application of fixed sign indicating number radiation pattern in car alarm do not popularized, and be few when the alarm consumption, and when promptly being in the initial stage alarm application market, the fail safe of its alarm and reliability also guarantee to some extent.But for an alarm uses mature market, decide coding mode and just seem not only unreliable but also dangerous, reason has three:
(1) number of password is few, duplicates sign indicating number easily, and the phenomenon of a remote controller control multi-section vehicle promptly takes place.
(2) after remote controller is lost, be absolutely unsafe if change remote controller separately, unless change together together with main frame, but expense is too high.
(3) also be that maximum danger is poor stability, password easily is copied or steals, thereby makes vehicle stolen.
The fixed sign indicating number of a frame hopping alarm alarm exist for a long time always number of password few, duplicate sign indicating number and password easily and very easily be replicated and unsafe problems such as steal, therefore password learning type frame hopping alarm appearred in 1996,
Its characteristics are as follows:
(1) password of remote controller is except identity code and command code, many again frame hopping parts.Frame hopping is that password is complied with certain coding function, every emission once, password changes once immediately, password can not duplicated easily or be stolen, fail safe is high.
(2) password combination is more than one hundred million groups, has stopped duplication code at all.
(3) main frame does not have password, and main frame is by the password of learning remote control device, thus the mutual identification between realization main frame and the remote controller.If remote controller loses, can be safely and change remote controller at low cost, be without fear of an attack from the rear.
Existing a variety of at the automotive development alarm in the market, no matter be what brand, no matter be former factory or after the alarm that installs additional all form by two large divisions such as main frame and remote controller and other related accessory, distribution etc., remote controller is carried by the car owner, other parts are installed in the car, the remote controller of various brands can not be general, even the remote controller of same brand can not be general between two main frames, once the remote controller that the car owner wears with oneself can go out active because of various reasons, just need to change whole alarm, replacement cost is very high.Main frame mentioned above does not have the code type alarm, though can mate the replacing remote controller separately, but also have problems, the coupling that is remote controller must be operated by the professional person, the 2nd, buy the remote controller of same brand, and once the coupling program known by other people, alarm can be easy to be cracked, as the sequence of operations such as pedal that touch on the brake of opening the door by closing the door of some dedicated remote control, just can the match is successful new remote controller and main frame, concerning the people who has grasped this method of operation, crack and antitheftly just be easy to.
The utility model content
The utility model provides a kind of car alarm, as remote controller, has solved automobile anti-theft remote controller once lose with mobile phone, just must buy a whole set of alarm or purchase dedicated remote control cost problem of higher.Because mobile phone has become everyone indispensable communication tool, utilize mobile phone to serve as remote controller, further development and utilization the function of existing mobile phone, promptly guarantee the function of automobile burglar, enriched the purposes of mobile phone again.
A kind of car alarm, the onboard system and the mobile phone that comprise mutual coupling, described onboard system is made of with the bluetooth receiver module that is connected with this main control module main control module, the Bluetooth transmission module that is complementary with described bluetooth receiver module is housed in the wherein said mobile phone, and described main control module is exported control signal by circuit to automobile engine assembly.
Onboard system and mobile phone be by the benefit of Bluetooth communication, and the one, without coupling, can not normal communication between the two bluetooth instruments, i.e. the information of bluetooth transmission is difficult for being blocked, and two are to use the Bluetooth function of mobile phone but not the GSM network can not produce communication fee.Can utilize mobile phone to do identification in addition, utilize the function and the communication of onboard system coupling of Bluetooth of mobile phone exactly, in order to identification car owner identity.
Come the Control of Automobile engine generally can adopt dual mode with alarm:
A kind of is the interlock circuit that alarm cuts off engine start and normal operation,
Another kind is that alarm and Engine ECU are passed through communication contact, from ECU internalized prohibition engine running, can not be general because of each ECU of producer, and communication contact is different because of vehicle, and practical difficulty is bigger, and specificity is strong, but can realize technically.
Mostly adopt first method in the prior art, but owing to all adopt normally closed type relay Control of Automobile to start the running interlock circuit, therefore after disconnecting the alarm power supply, just can the across-the-line starting engine.
As improvement, main control module described in the utility model links to each other with circuit part in the automobile engine assembly by relay open in usual, after disconnecting the alarm power supply, engine can not start, be that relay open in usual is housed on the circuit in the automobile engine assembly, and this relay open in usual is controlled by main control module, the enabling signal that the mobile phone that has only main control module to recognize to be complementary is sent, just can be to relay output signal open in usual, ato unit.
As preferably, described relay open in usual has one at least, is installed at least one place in power circuit, engine igniting circuit or the engine fuel system circuit of automobile ECU, controls many places simultaneously by main control module, further the fail safe that strengthens.
As preferably, also be provided with power circuit in the described onboard system, be used for powering to consuming parts such as main control modules.As preferably, also be provided with the warning circuit that inserts main control module in the described onboard system, after main control module receives abnormal signal, carry out alarm by forms such as sound, light.
The utility model car alarm utilizes regular handset Bluetooth function just can control the startup of engine and close, and the matching of onboard system and mobile phone is good, can satisfy the demand of automobile burglar.
Description of drawings
Fig. 1 is the structured flowchart of the utility model car alarm.
Embodiment
Referring to accompanying drawing, the utility model car alarm comprises the onboard system and the mobile phone of mutual coupling, onboard system is made of with the bluetooth receiver module that is connected with this main control module main control module, also be provided with power circuit and warning circuit in the onboard system, after main control module receives abnormal signal, carry out alarm by forms such as sound, light.
Relay A open in usual, relay B open in usual and relay C open in usual are housed respectively in power circuit, engine igniting circuit and the engine fuel system circuit of automobile ECU, all be controlled by main control module, main control module is used to differentiate the input signal of bluetooth receiver module and exports control signal, main control module can be selected single-chip microcomputer for use, 8051 series or Arm nuclear all can, select ARM Cortex-M3 in the present embodiment for use, not only cost performance height but also I/O mouth are abundant.
But the transmission of bluetooth receiver module support voice, the car owner can use mobile phone to get Bluetooth function and the communication of bluetooth receiver module.The bluetooth receiver module can have plate and carry antenna, reduces the design of radio circuit, and bluetooth adopts the OPP agreement based on (OBEX), can and the mobile phone of any band bluetooth communicate, to the adaptability of mobile phone more extensive.
For the ease of the main control module parameter is provided with, can also be provided with the keyboard, indicator light or the display screen that are connected with main control module, have buzzer in the warning circuit, can do simple caution voice output, power circuit can provide the 5V/3.3V power supply, uses for each consuming parts.
Before the use, mobile phone carries out the bluetooth coupling with onboard system earlier, and each onboard system solidifies a password, this password is first critical point that mobile phone is connected with onboard system, only know this password, just can make mobile phone and alarm normal communication, the method for docking with bluetooth with existing bluetooth is the same.When producing onboard system, all join a VIN sign indicating number, a corresponding unique password, this password only offers the buyer, and non-anti-theft device owner can not know this password.
Certainly in order to realize the coupling of mobile phone and onboard system, need function corresponding software be installed respectively in mobile phone and main control module and realize.
Secondly, alarm can with the mobile phone normal communication after, also need the car owner to input second password, automobile could normally be started.This password is that the car owner sets by mobile phone voluntarily, also can change at any time.
After the car owner normally opened car door or enters the bluetooth communication scope, the mobile phone that mated linked to each other by Bluetooth signal with the main control module of onboard system immediately, and onboard system is waited for the proper password that mobile phone transmits, and just allows car engine.This transmission method can be made as two kinds, a kind of is automatic transmission, promptly after as long as the car owner configures password, just can not need artificially to input the function that password just can be finished the transmission password between onboard system and the mobile phone, the method is in order to simplify the operating procedure of car owner when starting automobile, but the method just can normally start vehicle after easily being taken mobile phone by other people, and coefficient of safety has reduced.Second method is, manually transmission, after entering transmission range at every turn, all need the car owner to import the password of oneself setting for the second time once more on mobile phone, vehicle could normally start, and coefficient of safety is higher relatively, when non-car owner takes car owner's mobile phone and wants to start vehicle, do not knowing that under the prerequisite of password, automobile can not normally start, this dual mode can be selected voluntarily by the car owner.
After car owner's mobile phone is lost or is changed new cell-phone, new cell-phone must be mated with alarm again, undertaken by first password, after coupling was passed through, the mobile phone input password with new coupling can make the engine normal starting again, the defunctionalization of the input password of former mobile phone, can not re-use,, also need mate again if when also using previous mobile phone, that is to say that alarm can only exist the mobile phone that matches can release.
Claims (5)
1. car alarm, the onboard system and the mobile phone that comprise mutual coupling, it is characterized in that, described onboard system is made of with the bluetooth receiver module that is connected with this main control module main control module, the Bluetooth transmission module that is complementary with described bluetooth receiver module is housed in the wherein said mobile phone, and described main control module is exported control signal by circuit to automobile engine assembly.
2. car alarm as claimed in claim 1 is characterized in that, relay open in usual is housed on the circuit in the described automobile engine assembly, and this relay open in usual is controlled by described main control module.
3. car alarm as claimed in claim 2 is characterized in that, described relay open in usual has one at least, is installed at least one place in power circuit, engine igniting circuit or the engine fuel system circuit of automobile ECU.
4. car alarm as claimed in claim 3 is characterized in that, is provided with the power circuit to the consuming parts power supply in the described onboard system.
5. car alarm as claimed in claim 4 is characterized in that, is provided with the warning circuit that inserts main control module in the described onboard system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200040585U CN201986018U (en) | 2011-01-07 | 2011-01-07 | Automobile anti-theft device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200040585U CN201986018U (en) | 2011-01-07 | 2011-01-07 | Automobile anti-theft device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201986018U true CN201986018U (en) | 2011-09-21 |
Family
ID=44613468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200040585U Expired - Fee Related CN201986018U (en) | 2011-01-07 | 2011-01-07 | Automobile anti-theft device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201986018U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103729924A (en) * | 2014-01-08 | 2014-04-16 | 中山鑫洋物联网科技有限公司 | Bluetooth door control anti-theft system for automobile |
| CN104802751A (en) * | 2015-03-23 | 2015-07-29 | 张彬彬 | Sensing automotive antitheft device |
| CN104973010A (en) * | 2014-04-02 | 2015-10-14 | 冉军 | Vehicle antitheft Bluetooth relay |
| CN106379272A (en) * | 2016-11-21 | 2017-02-08 | 深圳市创百智能科技有限公司 | Vehicle-mounted starting device and motor vehicle |
| CN106945630A (en) * | 2017-03-17 | 2017-07-14 | 宇龙计算机通信科技(深圳)有限公司 | A kind of automobile door lock and startup control method and device |
| CN107128238A (en) * | 2016-02-26 | 2017-09-05 | 福特环球技术公司 | Vehicular illumination system |
-
2011
- 2011-01-07 CN CN2011200040585U patent/CN201986018U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103729924A (en) * | 2014-01-08 | 2014-04-16 | 中山鑫洋物联网科技有限公司 | Bluetooth door control anti-theft system for automobile |
| CN103729924B (en) * | 2014-01-08 | 2016-03-02 | 中山鑫洋物联网科技有限公司 | A kind of Bluetooth door control anti-theft system for automobile |
| CN104973010A (en) * | 2014-04-02 | 2015-10-14 | 冉军 | Vehicle antitheft Bluetooth relay |
| CN104802751A (en) * | 2015-03-23 | 2015-07-29 | 张彬彬 | Sensing automotive antitheft device |
| CN107128238A (en) * | 2016-02-26 | 2017-09-05 | 福特环球技术公司 | Vehicular illumination system |
| CN106379272A (en) * | 2016-11-21 | 2017-02-08 | 深圳市创百智能科技有限公司 | Vehicle-mounted starting device and motor vehicle |
| CN106945630A (en) * | 2017-03-17 | 2017-07-14 | 宇龙计算机通信科技(深圳)有限公司 | A kind of automobile door lock and startup control method and device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201986018U (en) | Automobile anti-theft device | |
| CN201153285Y (en) | Anti-stealing device of vehicle based on mobile phone | |
| CN201278162Y (en) | Passive keyless gate inhibition system for automobile | |
| CN201751248U (en) | Fingerprint and speech recognition automobile startup system with bus function | |
| US20100048244A1 (en) | Vehicle remote control system with adjustable replacement device | |
| CN104554145A (en) | System and method for authenticating components of a vehicle | |
| CN204956404U (en) | Anti -theft alarming apparatus | |
| CN203905638U (en) | Automobile key and automobile | |
| CN102975686A (en) | Passive entry starting system and operation method thereof | |
| CN105235639A (en) | Electric vehicle antitheft method | |
| CN104709231A (en) | Intelligent key system based on automobile control system and working method thereof | |
| CN104401293A (en) | Automobile anti-theft control method based on key detection and fingerprint identification | |
| CN203198923U (en) | Global positioning system (GPS) anti-theft system with remote unlocking function | |
| CN103522987A (en) | Car security system and method | |
| CN201633696U (en) | Automobile anti-theft device based on Bluetooth terminal and automobile comprising same | |
| CN202285410U (en) | Intelligent management system for automobile network | |
| CN101704360A (en) | Automotive management system and management method thereof | |
| CN202935319U (en) | Intelligent vibration induction wireless antitheft device | |
| CN102730112A (en) | Intelligent anti-theft electric vehicle capable of being locked in process of being switched off and needing of swiping card for restarting | |
| CN202879657U (en) | Intelligent anti-theft electric vehicle capable of locking by flameout and restarting by swiping card | |
| CN110239481A (en) | A kind of low-speed electronic vehicle intelligent anti-theft device | |
| CN205971606U (en) | Commercial electric motor car anti -theft device | |
| CN205615616U (en) | Fuse electric motor car theftproof alarm system that little letter control and no key start function | |
| CN103661268A (en) | Transmitting device of wireless alarm apparatus of car | |
| CN203698206U (en) | Automobile wireless alarm |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110921 Termination date: 20130107 |