CN1522901A - Safety device and vehicle with safety device - Google Patents
Safety device and vehicle with safety device Download PDFInfo
- Publication number
- CN1522901A CN1522901A CNA2004100040096A CN200410004009A CN1522901A CN 1522901 A CN1522901 A CN 1522901A CN A2004100040096 A CNA2004100040096 A CN A2004100040096A CN 200410004009 A CN200410004009 A CN 200410004009A CN 1522901 A CN1522901 A CN 1522901A
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- Prior art keywords
- rolling code
- voltage
- safety device
- regulation
- driving voltage
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Abstract
Provided is a security device and a vehicle with the security device prevented from registration of an incomplete rolling code even if battery voltage drops. This security device 19 comprises: a kick pedal 19; a generator (ACG) 1 connected to the kick pedal 19; a power circuit 41 for converting the output voltage of the ACG 1 into a prescribed driving voltage; a capacitor 42 charged by the output voltage of the ACG 1; a memory (EEPROM) 45 for storing the rolling code; a CPU 44 for updating the rolling code; and an AD input circuit 47 for monitoring voltage representing the driving voltage. The CPU 44 stops updating of the rolling code when the driving voltage is lower than the prescribed reference voltage.
Description
Technical field
The present invention relates to safety device and the vehicle that has safety device, particularly adopt the safety device and the vehicle that has safety device of the rolling code mode of all rewriting behind each password check.
Background technology
As the safety device that prevents that vehicle is stolen, proposed following safety device: relatively the password of the carried terminal wireless transmission of holding from the legal owner and registered in advance are at the password of vehicle side, only consistent or during for the concerning of regulation at both, just remove car door locking and bearing circle locking, or allow engine starting.
But, the device that utilizes the password that comprises in the monitoring wireless signal of communication is constantly arranged in recent years, by imitating this password, and send identical password, the people beyond the legal owner illegally uses the report of vehicle behavior.
In order to solve such problem, open in the flat 1-278671 communique (Japan) spy, proposition is except having fixing ID code, also be provided with corresponding to sending number of times, ID code and rolling code are synthesized the rolling code mode that generates password with the go forward one by one rolling code of change code number of regulation order.
Fig. 5 is the block scheme of the main portion structure of the expression safety device that adopts existing rolling code mode, comprises all carried terminals of driver and carries vehicle-mounted machine on vehicle.
Described carried terminal comprises: cipher key operation portion 51; The ID code memory 52 of fixed storage ID sign indicating number; According to the go forward one by one rolling code generating unit 53 of change rolling code of the number of times of cipher key operation; With described ID sign indicating number and rolling code mutually adduction generate the password generating unit 54 of password; The modulation portion 55 that described password is modulated; And the sending part 56 that sends the password after the described modulation.
Vehicle-mounted machine comprises: the acceptance division 61 that receives described password; The demodulation section 62 that the password that receives is carried out demodulation; Described password is resolved and ID sign indicating number and the ID sign indicating number that is stored in the ID code memory 63 are compared, and rolling code compared with being stored in the reception number of times that receives in the number of times addition portion 64, differentiate the data parsing portion 65 of the legitimacy of password according to comparative result separately; And if password is legal, just remove the drive division 66 of safety lockings such as car door locking and bearing circle locking.Described data parsing portion 65 also has to increase when the legitimacy of password is identified and is registered in the reception number of times that receives in the number of times addition portion 64 and the function of registration updating.
In the safety device that adopts above-mentioned rolling code mode,, then can in memory device, write incomplete rolling code if descend at cell pressure in the middle of the rolling code of memory device (receiving number of times addition portion 64) register update.Therefore, when send next time, because the rolling code of the rolling code of carried terminal and vehicle side is inconsistent, so, can not remove the technical task of safety locking although legal carried terminal is used in existence.
Summary of the invention
The state that cell pressure descends the objective of the invention is to solve the problem of above-mentioned prior art, a kind of safety device and the vehicle that has safety device is provided, even also can not registered incomplete rolling code.
To achieve these goals, the invention is characterized in, receiving rolling code and itself and the rolling code of having registered are being compared, when being concerning of regulation, both remove safety locking, and upgrade the described rolling code of having registered safety device and have in the vehicle of safety device, have with lower member.
(1) comprise the memory device of storing rolling code, upgrade the updating component of rolling code and monitor that the driving voltage with memory device and updating component is the supervision parts of the voltage of representative, updating component is that the voltage of representative stops to upgrade described rolling code when being lower than the reference voltage of regulation at the driving voltage with memory device and updating component.
(2) also be provided with starter pedal, be connected to the electrical generator of starter pedal, the output voltage of electrical generator be transformed to the power circuit of driving voltage of regulation and the electrically-charged electric power storage parts of output voltage by electrical generator.
(3) rolling code that relatively receives and the rolling code of having registered are removed safety locking in both unanimities or difference when the allowed value of regulation is following.
According to above-mentioned feature (1), low at the driving voltage of memory device and updating component, can not correctly register under the high situation of the possibility of rolling code the registration updating of forbidding rolling code to memory device.Therefore, can prevent the incomplete rolling code of registration in memory device.
According to above-mentioned feature (2),, can make the safety device action by this electric power, so even the state that cell pressure descends also can be removed safety locking owing to will put aside in the electric power storage parts by the electric power of trampling the starter pedal generation.
According to above-mentioned feature (3), driving voltage is lower than the result of reference voltage, only upgrades the rolling code of carried terminal side, and the rolling code of renovated bus carrier aircraft not even both produce some difference, does not produce undesirable condition yet when checking next time.
Description of drawings
Fig. 1 is the exterior sideview figure that adopts the pedal-type automotive bicycle of safety system of the present invention.
Fig. 2 is the block scheme of main portion structure that expression comprises the electric system of safety system of the present invention.
The signal waveforms of the main portion of the Fig. 2 the when starting when Fig. 3 is cell pressure decline begins.
Fig. 4 is the action flow chart of expression an embodiment of the present invention.
Fig. 5 is the existing Vehicle Anti-Theft System block scheme that adopts rolling code in password.
The specific embodiment
Below, the preferred implementation that present invention will be described in detail with reference to the accompanying.Fig. 1 adopts the exterior sideview figure of the pedal-type automotive bicycle of safety system of the present invention, and Vehicular body front 1 and rear vehicle 2 link by low base plate 3, and the skeleton of these parts forms by the vehicle frame that roughly is made of the case in and the person in charge.
Vehicular body front 1, rear vehicle 2 and base plate 3 are covered by protecgulum 4, body cap 5 and central lid 6 respectively.In Vehicular body front 1, be provided with handlebar 7 up, be supported on the steering head, front fork 8 extends to the below, and front-wheel 9F is supported on its lower end.
In the riser portions lower end of being responsible for 7, swing (swing) assembly 20 can link support by link 18 with freely swinging.Carry 4 two-stroke engines 13 of 4 single-cylinders in the front portion of wobble component 20.On the crank shaft of driving engine 13, link the starter pedal 19 that is used for fire an engine when cell pressure descends.Rearward constitute Belt-type Adjustable-speed machine 21 from this driving engine 13, trailing wheel 9R is supported on the speed reduction gearing 14 of its rear portion by the centrifugal clutch setting.Plug-in mounting rear portion shock absorber 15 in the upper end of speed reduction gearing 14 and between being responsible for.
The top of handlebar 7 is covered by the handle cover 10 of dual-purpose gauge plate.Steering head, front fork 8 and handlebar 7 constitute control member.The part of holding of handlebar 7 is given prominence to about car body from handle cover 10, and side light deflector 11L (11R) is outstanding up.Lock of handlebar module 12 can not be handled handlebar 7 lockings.
Above body cap 5, be provided with vehicle seat 16, to cover storage case.Vehicle seat 16 can open and close, and can hold the helmet etc. in the storage case of its underpart.Be provided with license plate 17 at the rear portion of body cap 5, carry frame on the back, stoplight stop lamp etc.Also dispose aspirate tube subsidiary on the driving engine, carburetter, airfilter etc., but omit diagram.
Fig. 2 is the block scheme of the expression electric system main portion structure that comprises safety device of carrying on the described automotive bicycle, and label same as described above is represented identical or equal part.
Alternating current generator (ACG) 31 is attached to the crank shaft of described driving engine 13, is connected to starter pedal 19 simultaneously.Regulating control 33 is controlled to be assigned voltage with the output voltage of ACG31, and supplies with security component 40 and battery 35, supplies with each electric component by main relay 36 simultaneously, and by ignition lock 37 feed point ignition circuits.Lock actuator 38 responses are removed the locking of described Lock of handlebar module 12 from the signal of security component 40.
In described security component 40, connect cond (or storage battery) 42 on the input terminal of power circuit 41.Receiver 43 comprises acceptance division and demodulation section, receives the password that sends from carried terminal, and it is transformed into digital signal and offers CPU44.
In EEPROM45, store rolling code.In ROM46, register the ID sign indicating number regularly.AD input circuit 47 carries out the A-D conversion with the power line voltage V2 (terminal voltage of cond 42) of described power circuit 41, and its result is offered CPU44.Switch input circuit 48 detects the state of various switches.CPU44 comprises data parsing portion and rolling code renewal portion.
The signal waveform of each one of Fig. 2 the when starting when Fig. 3 represents cell pressure decline begins.
Here, the action of described CPU44 guarantees that the action of voltage Vcpu and EEPROM45 guarantees that voltage Veeprom has the relation of Veeprom＜Vcpu, along with the decline of driving voltage V3, is absorbed in disabled state by the order of CPU44, EEPROM45.Therefore, in order normally to finish registration updating to the rolling code of EEPROM45, to EEPROM45 write beginning during finish, the action that need continue to surpass CPU44 from the driving voltage V3 of power circuit 41 outputs guarantees voltage Vcpu.
Therefore, in the present embodiment, shown in Fig. 3 (c), the driving voltage V3 that reduces gradually, to compare with the timing t 3 of the action assurance voltage that is lower than CPU44, at least in advance the EEPROM power line voltage V2 that writes the timing t 2 of Δ t of needed time of rolling code registers as reference voltage V ref, and only when power line voltage V2 surpasses reference voltage V ref, permission is to the registration updating of the rolling code of EEPROM45.
Fig. 4 mainly is the diagram of circuit of the described CPU44 action of expression, in step S1, judges whether received password by described receiver 43.If confirm to have received password, then in step S2, in the data parsing portion of CPU44, password is resolved, extract the ID sign indicating number and the rolling code that wherein comprise.
In step S3, the ID sign indicating number of registering among ID sign indicating number that relatively from described password, extracts and the described ROM46, if both are consistent or the relation of regulation is arranged, then the ID sign indicating number with this is identified as legal ID sign indicating number and proceeds to step S4.In step S4, the rolling code of registered in advance among rolling code that from described password, extracts and the described EEPROM45 relatively, if both are consistent or the relation of regulation is arranged, then the rolling code with this is identified as legal rolling code and proceeds to step S5.
In step S5, ring off signal is sent to lock actuator 38.Lock actuator 38 responds these ring off signals and Lock of handlebar module 12 is energized, and removes the car door locking.In step S6, according to the magnitude relationship of judging described power line voltage V2 and reference voltage V ref from AD input circuit 47 signal supplied.And if V2 〉=Vref, then power line voltage is enough big, can normally finish the registration updating of rolling code, so proceed to step S7.In step S7, upgrade the rolling code of registering among the EEPROM45.If V2＜Vref then finishes this processing and does not upgrade rolling code.
Like this,, to EEPROM45 registration updating rolling code the time, confirm power line voltage V2,, then forbid registration updating if power line voltage V2 is lower than reference voltage V ref according to present embodiment.Therefore, can prevent from EEPROM45 is registered incomplete rolling code.
Have again, in the above-described embodiment, send rolling code, then only upgrade the rolling code of carried terminal side if be lower than at power line voltage V2 under the state of reference voltage V ref, and the rolling code of renovated bus carrier aircraft not, so in both, produce some difference.But, consider that in the present embodiment the invalid of cipher key switch in the carried terminal pushed, even when rolling code is inconsistent, as long as its difference is just regarded as it ' unanimity ' and removed safety locking below the allowed value of regulation.Therefore, as present embodiment, even forbid the registration updating of the rolling code of vehicle-mounted pusher side when power line voltage V2 is lower than reference voltage V ref, unfavorable condition does not take place when checking next time yet.
In addition, in the above-described embodiment, for example understand to adopt the situation of Lock of handlebar as safety locking, but to blocking-up to the power supply of ECU and ignition device and the invalid safety system of engine starting is suitable for too.
According to the present invention, can realize following effect.
(1) to memory updating registration rolling code the time, confirm supply voltage, at supply voltage than benchmark electricity Forbid registration updating when forcing down, so can prevent the memory registration fragmentary data.
(2) can will put aside in the electric power storage parts, by this electric power by the electric power of trampling the starter pedal generation The state that cell voltage descends makes safety device work, so even also can be removed safety locking.
(3) rolling code and the chartered rolling code that relatively receive, not only in both consistent situations, And in the situation below the feasible value that both difference are being stipulated, also can remove safety locking, so drive Moving voltage is lower than the result of reference voltage, only upgrade the rolling code of carried terminal side, not the renovated bus carrier aircraft Rolling code even both produce some difference, does not produce unfavorable condition yet when checking next time.
Claims (7)
1. safety device receives rolling code and its and registered rolling code is compared, and removes safety locking at both during for the concerning of regulation, opens the described registered rolling code of renewal, and this safety device comprises:
Store the memory device of described rolling code;
Upgrade the updating component of described rolling code; And
Supervision is the supervision parts of the voltage of representative with the driving voltage of described memory device and updating component;
It is characterized in that described updating component stops to upgrade described rolling code when the voltage that with described driving voltage is representative is lower than the reference voltage of regulation.
2. safety device as claimed in claim 1 is characterized in that, also comprises being transformed to the power circuit of described driving voltage from exterior input voltage, and carries out electrically-charged electric power storage parts by described input voltage.
3. safety device as claimed in claim 2 is characterized in that described supervision parts monitor the terminal voltage of described electric power storage parts.
4. as any one described safety device of claim 1 to 3, it is characterized in that the rolling code of more described reception and the rolling code of having registered, consistent or its difference releasing safety locking when the allowed value of regulation is following at both.
5. vehicle that has safety device, this safety device receive rolling code and its and registered rolling code are compared, and at both releasing safety lockings during for the concerning of regulation, and upgrade described registered rolling code, and described vehicle comprises:
Starter pedal;
Be connected to the electrical generator of described starter pedal;
The output voltage of described electrical generator is transformed to the power circuit of the driving voltage of regulation;
Output voltage by described electrical generator carries out electrically-charged electric power storage parts;
Driven the memory device of described rolling code, store by described driving voltage;
Driven the updating component of described rolling code, upgrade by described driving voltage; And
Supervision is the supervision parts of the voltage of representative with described driving voltage;
It is characterized in that described updating component stops to upgrade described rolling code when the voltage that with described driving voltage is representative is lower than the reference voltage of regulation.
6. as having the vehicle of safety device as described in the claim 5, it is characterized in that described supervision parts monitor the terminal voltage of described electric power storage parts.
7. as claim 5 or the 6 described vehicles that have safety device, it is characterized in that the rolling code of more described reception and the rolling code of having registered, consistent or its difference releasing safety locking when the allowed value of regulation is following at both.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP030972/03 | 2003-02-07 | ||
| JP2003030972A JP4353401B2 (en) | 2003-02-07 | 2003-02-07 | Security device and vehicle with security device |
| JP030972/2003 | 2003-02-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1522901A true CN1522901A (en) | 2004-08-25 |
| CN1291882C CN1291882C (en) | 2006-12-27 |
Family
ID=32957706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100040096A Expired - Fee Related CN1291882C (en) | 2003-02-07 | 2004-02-04 | Safety device and vehicle with safety device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4353401B2 (en) |
| CN (1) | CN1291882C (en) |
| BR (1) | BRPI0400184B8 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108778930A (en) * | 2017-09-30 | 2018-11-09 | 深圳市大疆创新科技有限公司 | Aircraft security guard method, equipment, aircraft and UAV system |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8479401B2 (en) * | 2010-06-15 | 2013-07-09 | Robert Bosch Gmbh | Power tool with virtual pivot |
| TWI485572B (en) * | 2011-07-26 | 2015-05-21 | 睿能創意公司 | Apparatus, method and article for physical security of power storage devices in vehicles |
| EP2736759B1 (en) | 2011-07-26 | 2018-09-05 | Gogoro Inc. | Apparatus, method and article for providing vehicle diagnostic data |
| WO2013016548A2 (en) | 2011-07-26 | 2013-01-31 | Gogoro, Inc. | Apparatus, method and article for authentication, security and control of power storage devices, such as batteries |
| EP2737594B1 (en) * | 2011-07-26 | 2019-02-13 | Gogoro Inc. | Apparatus, method and article for a power storage device compartment |
-
2003
- 2003-02-07 JP JP2003030972A patent/JP4353401B2/en not_active Expired - Fee Related
-
2004
- 2004-02-04 CN CNB2004100040096A patent/CN1291882C/en not_active Expired - Fee Related
- 2004-02-05 BR BRPI0400184A patent/BRPI0400184B8/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108778930A (en) * | 2017-09-30 | 2018-11-09 | 深圳市大疆创新科技有限公司 | Aircraft security guard method, equipment, aircraft and UAV system |
Also Published As
| Publication number | Publication date |
|---|---|
| BRPI0400184B1 (en) | 2015-04-07 |
| CN1291882C (en) | 2006-12-27 |
| JP4353401B2 (en) | 2009-10-28 |
| JP2004238989A (en) | 2004-08-26 |
| BRPI0400184B8 (en) | 2016-09-13 |
| BRPI0400184A (en) | 2004-12-28 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061227 Termination date: 20160204 |
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| CF01 | Termination of patent right due to non-payment of annual fee |