CN105196969B - A kind of antitheft unblock method and system of automobile engine - Google Patents

A kind of antitheft unblock method and system of automobile engine Download PDF

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Publication number
CN105196969B
CN105196969B CN201510713946.7A CN201510713946A CN105196969B CN 105196969 B CN105196969 B CN 105196969B CN 201510713946 A CN201510713946 A CN 201510713946A CN 105196969 B CN105196969 B CN 105196969B
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China
Prior art keywords
coding
manual unlocking
unlocking
brake switch
antitheft
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CN201510713946.7A
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CN105196969A (en
Inventor
叶正渌
曹敬轩
刘心文
童年
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Yudo New Energy Automobile Co Ltd
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FJ Motor Group Yudo New Energy Automobile Co Ltd
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Priority to CN201510713946.7A priority Critical patent/CN105196969B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R25/00Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
    • B60R25/20Means to switch the anti-theft system on or off
    • B60R25/23Means to switch the anti-theft system on or off using manual input of alphanumerical codes

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lock And Its Accessories (AREA)

Abstract

The invention discloses a kind of antitheft unblock method and system of automobile engine, the antitheft solution locking method of this automobile engine includes: after receiving automobile ignition signal, judge whether anti-theft controller receives the unblock certification request that transponder sends within the default time, if, then it is unlocked according to the unblock certification request received, if it is not, then turn manual unlocking pattern;Described manual unlocking includes: obtain manual unlocking coding from default hand-coding input port;Judge that whether described manual unlocking coding is identical with the unlocking pin prestored, if so, then unlock engine theftproof system。Automobile engine of the present invention antitheft unblock method and system efficiently solve the problem that cannot unlock because of transponder or antitheft coil fault existed in prior art, greatly reduce the fault rate of engine theftproof system。

Description

A kind of antitheft unblock method and system of automobile engine
Technical field
The present invention relates to automobile burglar field, particularly relate to a kind of antitheft unblock method and system of automobile engine。
Background technology
In order to ensure the safety of automobile, being all provided with engine theftproof system in automobile, refer to Fig. 1, existing automobile engine burglary-resisting system mainly includes transponder, antitheft coil and anti-theft controller。The electronic chip that described transponder is namely built-in in firing key, is equipped with the ID (being equivalent to identification number) fixed in each chip, when only the ID of key chip is consistent with the ID of anti-theft controller side, automobile could start。Transponder, by the excitation in electromagnetic field of the antitheft coil, obtains power supply signal and clock signal, then carries out communication with anti-theft controller。
Antitheft coil is antitheft recognition coil, plays the forwarding effect of energy transmission and antitheft cognizance code。When opening car door with automobile key, recognition coil converts, alarm controller power source energy, the transponder that electromagnetic field is sent in automotive ignition key to, then the ID of automobile key chip is sent back alarm controller。Recognition coil is typically mounted at outside ignition switch。
Anti-theft controller realizes the communication with transponder and engine management system。When car load switches power supply to ON shelves, if to transponder certification success within the time of regulation, just being discharged electromotor by engine management system, making automobile to start。
The solution of existing automobile engine burglary-resisting system is prevented, rest against the communication certification between transponder and anti-theft controller completely, once transponder or anti-theft wire circle break down, antitheft certification is cannot be carried out between transponder and anti-theft controller, namely vehicle motor is antitheft cannot solve anti-, and car load just cannot start。
Summary of the invention
For solving above-mentioned technical problem, the present invention provides a kind of antitheft solution locking method of automobile engine, the problem that the engine theftproof system caused for solving transponder or antitheft coil fault cannot unlock。
The present invention is achieved in that
A kind of antitheft solution locking method of automobile engine, including:
After receiving automobile ignition signal, it is judged that within the default time, whether anti-theft controller receives the unblock certification request that transponder sends, if so, then it is unlocked according to the unblock certification request received, if it is not, then turn manual unlocking pattern;
Described manual unlocking includes:
Manual unlocking coding is obtained from default hand-coding input port;
Judge that whether described manual unlocking coding is identical with the unlocking pin prestored, if so, then unlock engine theftproof system。
Further, described coding from default hand-coding input port acquisition manual unlocking specifically includes:
The brake switch of automobile is accessed described hand-coding input port, using brake switch as manual unlocking coding input element;
Obtain the brake switch signal of hand-coding input port, the coding numeral that the number of the brake switch signal to input continuously less than default very first time interval is input, with the beginning being next coding numeral more than the brake switch signal of the second default interval input, the coding of the manual unlocking corresponding to brake switch signal got described in calculating, wherein, described second interval greater than equal to very first time interval。
Further, when the manual unlocking corresponding to the brake switch signal got described in described calculating encodes, when often calculating a coding numeral, control automobile burglar display lamp and glimmer once。
Further, the described very first time is spaced apart 0.5 second, and described second interval is 1 second。
Further, the unlocking pin prestored described in is the digital coding that the encrypted algorithm of body of a motor car number generates。
For solving above-mentioned technical problem, another technical scheme provided by the invention is:
A kind of antitheft system for unlocking of automobile engine, including: mode decision module and manual unlocking module;
Described mode decision module is for after receiving automobile ignition signal, judge that whether anti-theft controller receives the unblock certification request that transponder sends within the default time, is if so, then unlocked according to the unblock certification request received, if it is not, then turn manual unlocking pattern;
Described manual unlocking module includes coding acquiring unit and conciliates lock unit;
Described coding acquiring unit is for obtaining manual unlocking coding from default hand-coding input port;
Whether described solution lock unit is identical with the unlocking pin prestored for judging described manual unlocking coding, if so, then unlocks engine theftproof system。
Further, described coding acquiring unit includes arranging unit and coding scaling unit;
The described unit that arranges is for accessing described hand-coding input port by the brake switch of automobile, using brake switch as manual unlocking coding input element;
Described coding scaling unit is for obtaining the brake switch signal of hand-coding input port, the coding numeral that the number of the brake switch signal to input continuously less than default very first time interval is input, with the beginning being next coding numeral more than the brake switch signal of the second default interval input, the coding of the manual unlocking corresponding to brake switch signal got described in calculating, wherein, described second interval greater than equal to very first time interval。
Further, described coding scaling unit includes Tip element, during for often calculating a coding numeral, controls automobile burglar display lamp and glimmers once。
Further, the described very first time is spaced apart 0.5 second, and described second interval is 1 second。
Further, the unlocking pin prestored described in is the digital coding that the encrypted algorithm of body of a motor car number generates。
The invention have the benefit that being different from existing automobile engine burglary-resisting system is unlocked only by transponder transmission unlocking request, it is easy to transponder or antitheft coil fault occur, it is impossible to the problem of unblock。The present invention has reserved hand-coding port on anti-theft controller, when cannot receive unlocking request when transponder or antitheft coil fault, automatically switch to manual unlocking pattern, and be unlocked from described hand-coding port acquisition manual unlocking coding, thus efficiently solving the problem that cannot unlock because of transponder or antitheft coil fault existed in prior art, greatly reduce the fault rate of engine theftproof system。
Accompanying drawing explanation
Fig. 1 is the schematic diagram of automobile engine burglary-resisting system in prior art;
Fig. 2 is the schematic diagram of the automobile engine burglary-resisting system after the present invention improves;
Fig. 3 is the antitheft unblock method flow diagram of embodiment of the present invention automobile engine;
Fig. 4 is the generation schematic diagram of unlocking pin in embodiment of the present invention;
Fig. 5 is the module frame chart of the antitheft system for unlocking of embodiment of the present invention automobile engine。
Label declaration:
10, mode decision module;20, manual unlocking module;21, coding acquiring unit;
22, lock unit is solved;211, unit is set;222, coding scaling unit。
Detailed description of the invention
By describing the technology contents of the present invention, structural feature in detail, being realized purpose and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail。
Referring to Fig. 2, the schematic diagram of the automobile engine burglary-resisting system after improving for the present invention, the engine theftproof system after improvement can obtain manual unlocking coding from reserved hand-coding port and carry out manual unlocking。
Comparison diagram 1 and Fig. 2 are visible, braking automobile signal (i.e. BreakSW in Fig. 2) is linked in anti-theft controller by the engine theftproof system after improvement, described braking automobile signal end is reserved hand-coding input port, and described brake signal switch is manual unlocking coding input element。When car load ignition switch is rotated to ON shelves, ask without the certification receiving transponder, meanwhile, monitoring control devices is operated a period of time (such as 2 seconds) to brake switch, namely anti-theft controller enters h coding and solves anti-pattern, and antitheft display lamp is lighted 3 times continuously, prompting user can proceed by the anti-coding input of artificial solution, now, driver can be manually entered the form of specific coding by brake-pedal of automobile, carry out engine anti-theft solving and prevent, it is prevented that because of transponder or antitheft coil fault, cause vehicle to start。
Refer to Fig. 3, for the antitheft unblock method flow diagram of embodiment of the present invention automobile engine, the antitheft solution locking method of this automobile engine, including:
S1, after receiving automobile ignition signal, it is judged that within the default time anti-theft controller whether receive transponder send unblock certification request, if so, then according to receive unblock certification request be unlocked, if it is not, then turn manual unlocking pattern;Wherein, unblock certification that described basis receives request be unlocked for: judge that whether the ID of key chip comprised in described unblock certification request consistent with the ID of anti-theft controller side, if, then unlock electromotor (namely allowing to start), if it is not, then keep engine locking state (namely not allowing to start)。
S2, described manual unlocking include:
S21, obtain manual unlocking coding from default hand-coding input port;
S22, judge that whether described manual unlocking coding is identical with the unlocking pin that prestores, if so, then unlock engine theftproof system。
It is different from existing automobile engine burglary-resisting system to be unlocked only by transponder transmission unlocking request, it is easy to transponder or antitheft coil fault occur, it is impossible to the problem of unblock。The present invention has reserved hand-coding port on anti-theft controller, when cannot receive unlocking request when transponder or antitheft coil fault, automatically switch to manual unlocking pattern, and be unlocked from described hand-coding port acquisition manual unlocking coding, thus efficiently solving the problem that cannot unlock because of transponder or antitheft coil fault existed in prior art, greatly reduce the fault rate of engine theftproof system。
In the present embodiment, described coding from default hand-coding input port acquisition manual unlocking specifically includes:
The brake switch of automobile is accessed described hand-coding input port, using brake switch as manual unlocking coding input element;
Obtain the brake switch signal of hand-coding input port, the coding numeral that the number of the brake switch signal to input continuously less than default very first time interval is input, with the beginning being next coding numeral more than the brake switch signal of the second default interval input, the coding of the manual unlocking corresponding to brake switch signal got described in calculating, wherein, described second interval greater than equal to very first time interval。
Therefore driver can enter manual unlocking coding input by regular brake pedal of stepping on, if coding is 1, then stepping on 1 pedal processed, coding is 2, then step on 2 brake pedals continuously, other digital codings are by that analogy, the numeral coding be more than or equal to 2, stepped on the time slot of braking less than 0.5 second, after user stops stepping on brake pedal continuously 1 second, security judges that this coding input completes, and carries out next bit coding calculating。
The present invention adopts brake switch as manual unlocking coding input element, not only need not increase any hardware cost, but also there is very strong theftproof hidden, not easily found by illegal thief, adopt brake switch as manual unlocking coding input element simultaneously, be also convenient for user's input operation。
In the present embodiment, described very first time interval is 0.5 second, and described second interval is 1 second。It is computed analyzing and experiment test, being set to 0.5 second at described very first time interval, described second interval is set to 1 second, and most convenient touches on the brake in most people the frequency of pedal and dynamics, it is greatly improved the accuracy of manual unlocking coding input, reduces the number of repetition of input operation。Certainly in other embodiments, the length of described very first time interval and the second interval can be set as required。
In order to ensure described unlocking pin uniqueness and confidentiality, refer to Fig. 4, in the present embodiment, described in the unlocking pin that prestores be the digital coding that the encrypted algorithm of body of a motor car number generates。Certainly, in other embodiments, described unlocking pin can also be set as being encrypted by other codings relevant to vehicle obtaining。
In the present embodiment, in order to improve the accuracy of manual unlocking coding input further, when the manual unlocking corresponding to the brake switch signal got described in described calculating encodes, when often calculating a coding numeral, control automobile burglar display lamp to glimmer once, be used for pointing out user to carry out next bit coding input。
Referring to Fig. 5 another embodiment provided by the invention is: a kind of antitheft system for unlocking of automobile engine, including: mode decision module 10 and manual unlocking module 20;
Described mode decision module 10 is for after receiving automobile ignition signal, judge that whether anti-theft controller receives the unblock certification request that transponder sends within the default time, is if so, then unlocked according to the unblock certification request received, if it is not, then turn manual unlocking pattern;
Described manual unlocking module 20 includes coding acquiring unit 21 and conciliates lock unit 22;
Described coding acquiring unit 21 is for obtaining manual unlocking coding from default hand-coding input port;
Whether described solution lock unit 22 is identical with the unlocking pin prestored for judging described manual unlocking coding, if so, then unlocks engine theftproof system。
It is different from existing automobile engine burglary-resisting system to be unlocked only by transponder transmission unlocking request, it is easy to transponder or antitheft coil fault occur, it is impossible to the problem of unblock。The present invention has reserved hand-coding port on anti-theft controller, when cannot receive unlocking request when transponder or antitheft coil fault, automatically switch to manual unlocking pattern, and be unlocked from described hand-coding port acquisition manual unlocking coding, thus efficiently solving the problem that cannot unlock because of transponder or antitheft coil fault existed in prior art, greatly reduce the fault rate of engine theftproof system。
Further, described coding acquiring unit 21 includes arranging unit 211 and coding scaling unit 222;
The described unit 211 that arranges is for accessing described hand-coding input port by the brake switch of automobile, using brake switch as manual unlocking coding input element;
Described coding scaling unit 222 is for obtaining the brake switch signal of hand-coding input port, the coding numeral that the number of the brake switch signal to input continuously less than default very first time interval is input, with the beginning being next coding numeral more than the brake switch signal of the second default interval input, the coding of the manual unlocking corresponding to brake switch signal got described in calculating, wherein, described second interval greater than equal to very first time interval。
The present invention adopts brake switch as manual unlocking coding input element, not only need not increase any hardware cost, but also there is very strong theftproof hidden, not easily found by illegal thief, adopt brake switch as manual unlocking coding input element simultaneously, be also convenient for user's input operation。
Further, described coding scaling unit includes Tip element, during for often calculating a coding numeral, controls automobile burglar display lamp and glimmers once。
Further, the described very first time is spaced apart 0.5 second, and described second interval is 1 second。
Further, the unlocking pin prestored described in is the digital coding that the encrypted algorithm of body of a motor car number generates。
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the present invention and accompanying drawing content to make or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, all in like manner include in the scope of patent protection of the present invention。

Claims (8)

1. the antitheft solution locking method of automobile engine, it is characterised in that including:
After receiving automobile ignition signal, it is judged that within the default time, whether anti-theft controller receives the unblock certification request that transponder sends, if so, then it is unlocked according to the unblock certification request received, if it is not, then turn manual unlocking pattern;
Described manual unlocking includes:
Manual unlocking coding is obtained from default hand-coding input port;
Judge that whether described manual unlocking coding is identical with the unlocking pin prestored, if so, then unlock engine theftproof system;
Described coding from default hand-coding input port acquisition manual unlocking specifically includes:
The brake switch of automobile is accessed described hand-coding input port, using brake switch as manual unlocking coding input element;
Obtain the brake switch signal of hand-coding input port, the coding numeral that the number of the brake switch signal to input continuously less than default very first time interval is input, with the beginning being next coding numeral more than the brake switch signal of the second default interval input, the coding of the manual unlocking corresponding to brake switch signal got described in calculating, wherein, described second interval greater than equal to very first time interval。
2. the antitheft solution locking method of automobile engine according to claim 1, it is characterized in that, when the manual unlocking corresponding to the brake switch signal got described in described calculating encodes, when often calculating a coding numeral, control automobile burglar display lamp and glimmer once。
3. the antitheft solution locking method of automobile engine according to claim 1, it is characterised in that the described very first time is spaced apart 0.5 second, described second interval is 1 second。
4. the antitheft solution locking method of automobile engine according to claim 1, it is characterised in that described in the unlocking pin that prestores be the digital coding that the encrypted algorithm of body of a motor car number generates。
5. the antitheft system for unlocking of automobile engine, it is characterised in that including: mode decision module and manual unlocking module;
Described mode decision module is for after receiving automobile ignition signal, judge that whether anti-theft controller receives the unblock certification request that transponder sends within the default time, is if so, then unlocked according to the unblock certification request received, if it is not, then turn manual unlocking pattern;
Described manual unlocking module includes coding acquiring unit and conciliates lock unit;
Described coding acquiring unit is for obtaining manual unlocking coding from default hand-coding input port;
Whether described solution lock unit is identical with the unlocking pin prestored for judging described manual unlocking coding, if so, then unlocks engine theftproof system;
Described coding acquiring unit includes arranging unit and coding scaling unit;
The described unit that arranges is for accessing described hand-coding input port by the brake switch of automobile, using brake switch as manual unlocking coding input element;
Described coding scaling unit is for obtaining the brake switch signal of hand-coding input port, the coding numeral that the number of the brake switch signal to input continuously less than default very first time interval is input, with the beginning being next coding numeral more than the brake switch signal of the second default interval input, the coding of the manual unlocking corresponding to brake switch signal got described in calculating, wherein, described second interval greater than equal to very first time interval。
6. the antitheft system for unlocking of automobile engine according to claim 5, it is characterised in that described coding scaling unit includes Tip element, during for often calculating a coding numeral, controls automobile burglar display lamp and glimmers once。
7. the antitheft system for unlocking of automobile engine according to claim 6, it is characterised in that the described very first time is spaced apart 0.5 second, described second interval is 1 second。
8. the antitheft system for unlocking of automobile engine according to claim 5, it is characterised in that described in the unlocking pin that prestores be the digital coding that the encrypted algorithm of body of a motor car number generates。
CN201510713946.7A 2015-10-28 2015-10-28 A kind of antitheft unblock method and system of automobile engine Active CN105196969B (en)

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US9754430B1 (en) * 2016-06-09 2017-09-05 GM Global Technology Operations LLC Method and apparatus for providing instructions about manual release

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CN102529892A (en) * 2012-02-29 2012-07-04 吉首大学 Automotive electronic anti-theft alarm device
CN102806891A (en) * 2011-06-01 2012-12-05 康奈可关精株式会社 Starting control device of vehicle

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Publication number Priority date Publication date Assignee Title
CN2825380Y (en) * 2005-06-22 2006-10-11 文庭荣 Automobile anti-theft system
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CN201526202U (en) * 2009-05-08 2010-07-14 孙鸿辉 Full-automatic intelligent anti-theft hopping code electronic lock for automobile
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Address before: 351100 west side of LiHan Road, Jiangxi town, Jiangkou Town, Hanjiang District, Putian, Fujian, China

Patentee before: Yundu New Energy Automobile Co.,Ltd.

Address after: 351100 west side of LiHan Road, Jiangxi town, Jiangkou Town, Hanjiang District, Putian, Fujian, China

Patentee after: Yundu New Energy Automobile Co.,Ltd.

Address before: 351100 west side of LiHan Road, Jiangxi town, Jiangkou Town, Hanjiang District, Putian, Fujian, China

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