CN103057516A - Vehicle locking method and device - Google Patents
Vehicle locking method and device Download PDFInfo
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- CN103057516A CN103057516A CN2012105950586A CN201210595058A CN103057516A CN 103057516 A CN103057516 A CN 103057516A CN 2012105950586 A CN2012105950586 A CN 2012105950586A CN 201210595058 A CN201210595058 A CN 201210595058A CN 103057516 A CN103057516 A CN 103057516A
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- remote control
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Abstract
An embodiment of the invention relates to the field of vehicle control and discloses vehicle locking method and device. A vehicle is equipped with a remote control device. The method includes: receiving specified messages transmitted by the remote control device according to a specified cycle; determining whether to receive specified messages again or not in a specified period after the previous receiving, with the specified period not smaller than the specified cycle; and if not, starting a preset vehicle locking command. Based on the original failure detection mechanism of a vehicular engine ECU (electronic control unit), the function of preventing detachment of the remote control device is added, so that the ECU is enabled to sense whether the remote control device is abnormal or not (for example, being detached illegally) and then activate preset emergency measures, and effective locking can be achieved effectively even when the remote control device is detached. In addition, the device can also be obtained by expanding the original ECU failure detection mechanism, and implementation is convenient.
Description
Technical field
The embodiment of the invention relates generally to the vehicle control field, especially relates to a kind of Vehicle locking method and device.
Background technology
Various types of vehicles such as commonly used truck, passenger vehicle, and engineering trucks such as hoisting cranes, bulldozer, excavating machine, because price is generally all higher, so in case stolen, the situations such as the loan buyer does not repay perhaps occur, can cause very large loss.
A kind of scheme of the prior art is to be these vehicle design locking measure, for example at these vehicles remote control is installed, if the situation such as find or do not repay stolen, then by send the mode of teleinstruction to this remote control, make the driving engine of this remote control control vehicle, make it flame-out.But the contriver finds in realizing process of the present invention, and there is drawback in this scheme of the prior art, in case because the remote control on the vehicle is removed, then can't receive teleinstruction, also just can't control vehicle again.As seen still lack a kind of actv. Vehicle locking scheme in the prior art.
Summary of the invention
In view of this, the purpose of the embodiment of the invention provides a kind of Vehicle locking method and device, can't effectively advance line-locked technical matters to solve vehicle.
On the one hand, the embodiment of the invention provides a kind of Vehicle locking method, and described vehicle is equipped with remote control, and described method comprises:
Receive the appointment message that described remote control sends according to designated period;
Upper once receive described appointment message after, judge at the appointed time whether again receive described appointment message in the section, described fixed time section is more than or equal to described designated period;
If not, then start the Vehicle locking instruction of presetting.
Preferably, the described remote control of described reception comprises according to the appointment message that designated period sends:
Receive the appointment message that described remote control sends by the CAN of controller local area network bus according to designated period.
Preferably, described appointment message meets the J1939 agreement.
Preferably, described lock instruction comprises:
Limiting engine rotating speed, or limiting engine starting, or the instruction of limiting engine moment of torsion.
Preferably, whether described judgement at the appointed time receives again that described method also comprises after the described appointment message in the section:
If then described appointment message is carried out verification, if check errors then starts described Vehicle locking instruction of presetting.
On the other hand, the embodiment of the invention also provides a kind of vehicle locking device, and described vehicle is equipped with remote control, and described blocking device comprises:
Receiving element is used for receiving the appointment message that described remote control sends according to designated period;
Judging unit, be used for upper once receive described appointment message after, judge at the appointed time whether again receive described appointment message in the section, described fixed time section if not, then triggers fault processing unit more than or equal to described designated period;
Fault processing unit is used for starting the Vehicle locking instruction of presetting.
Preferably, described receiving element specifically is used for:
Receive the appointment message that described remote control sends by the CAN of controller local area network bus according to designated period.
Preferably, described appointment message meets the J1939 agreement.
Preferably, described lock instruction comprises:
Limiting engine rotating speed, or limiting engine starting, or the instruction of limiting engine moment of torsion.
Preferably, described blocking device also comprises:
Verification unit is used for described appointment message being carried out verification, if check errors then starts described Vehicle locking instruction of presetting when receiving described appointment message.
The embodiment of the invention is on the original fault detection mechanism of vehicle motor ECU basis, increased the function of remote control tamper, make remote control be similar to other sensors send agreement like that to ECU message, so that ECU can perceive whether abnormal (as illegally being removed) of remote control, then start the expeditious measures that presets, such as the instruction of the starting of limiting engine rotating speed, limiting engine, limiting engine moment of torsion etc., thereby be removed also and can effectively advance line-locked technical matters to vehicle even can play remote control.In addition, because the present invention can get in original ECU fault detection mechanism expansion, do not need to increase for ECU the function of extra complexity, it is unusual convenient therefore to implement, and improvement cost can be dropped to minimum.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the diagram of circuit of the embodiment of the invention one method;
Fig. 2 is the schematic diagram of embodiment of the invention two devices.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
For complete understanding the present invention, mentioned in the following detailed description numerous concrete details, but it should be appreciated by those skilled in the art that the present invention can need not these details and realizes.In other embodiments, be not described in detail known method, process, assembly and circuit, in order to avoid unnecessarily cause embodiment fuzzy.
Fig. 1 is the diagram of circuit of the embodiment of the invention one method.The present embodiment provides a kind of Vehicle locking method, and described vehicle is equipped with remote control.Remote control is used for where necessary (as stolen) vehicle is carried out remote lock, everyly can realize teleinstruction that the Receiving ﹠ control ground station point sends and can be remote control according to the device that teleinstruction realizes vehicle is carried out certain control, this embodiment of the invention is not done any restriction.
Because remote control has split danger of getting off, this moment is because can not receive teleinstruction can cause locking unsuccessfully, so even the embodiment of the invention is will solve remote control to be removed also and can effectively to advance line-locked technical matters to vehicle.
Described method specifically is used for the electric-control motor ECU(electronic control unit on the vehicle), comprising:
The appointment message that S101, the described remote control of reception send according to designated period.In other words, described remote control can send to ECU by certain frequency and specify message, is working with the proof remote control.
Generally all the ECU fault detection mechanism can be arranged on the vehicle, in this mechanism, ECU can accept by the CAN bus state of information that each sensor sends or monitoring throttle etc., judges fault to have occurred when noting abnormalities, and starts corresponding fault handling measure.The embodiment of the invention also joins ECU in this mechanism the monitoring of remote control, is illegally removed seasonal ECU when remote control and also makes the judgement of breaking down, and takes same or similar fault handling measure.Processing when so just remote control is split has been dissolved in original fault detection mechanism, has at utmost reduced the change to ECU etc., so implement very convenient.If for ECU and remote control are set up special communication mechanism, changing so can be larger, and the cost of transformation also can be higher, is unfavorable for promoting.
In certain embodiments of the invention, the described remote control of described reception specifically can comprise according to the appointment message that designated period sends:
Receive the appointment message that described remote control sends by the CAN of controller local area network bus according to designated period.Be that remote control passes through the CAN bus and realizes and the communicating by letter of ECU.The abbreviation of CAN(controller local area network) bus is a kind of fieldbus of German BOSCH company exploitation.
Further, in certain embodiments of the invention, preferred, described appointment message can meet the J1939 agreement.
Table 1
Upper table is an example of described appointment message.Message name refers to the title of the employed message of described appointment message; Source address (remote control) and destination address (ECU) have been comprised in the address; Frequency has represented the transmission frequency of this message, namely sends once each second; It is the message that ECU receives that Rx in the type represents this message.The above has provided a kind of example of specifying message, and in other embodiments of the invention, described appointment message can also be other forms, and this embodiment of the invention is not done any restriction.
S102, upper once receive described appointment message after, judge at the appointed time whether again receive described appointment message in the section, described fixed time section is more than or equal to described designated period.
The fixed time section has limited the interval between the message twice, if interval long (namely overtime) then or even confiscate described appointment message at all, then represent remote control and occured unusually.The fixed time section can be identical with designated period, and it is synchronous namely sending and judging.But consider actual conditions, the fixed time section also can be relaxed again, namely also can be greater than designated period.The frequency of for example specifying message to send be 1 second once, just judge and occured unusually if then can set to surpass 3 seconds and do not receive.
S103, if not then starts the Vehicle locking instruction of presetting.Then do not start the corresponding Vehicle locking instruction of presetting when receiving in the section at the appointed time when specifying message.In certain embodiments of the invention, described lock instruction can comprise:
Limiting engine rotating speed, or limiting engine starting, or the instruction of limiting engine moment of torsion.
In addition, in certain embodiments of the invention, in order further to prevent from receiving wrong message, after whether described judgement at the appointed time received described appointment message in the section again, described method can also comprise:
If S104 then carries out verification to described appointment message, if check errors then starts described Vehicle locking instruction of presetting.
Fig. 2 is the schematic diagram of embodiment of the invention two devices.The present embodiment is corresponding with said method embodiment, and a kind of vehicle locking device 200 is provided, and described vehicle is equipped with remote control (not shown among Fig. 2), and described blocking device 200 comprises:
Receiving element 201 is used for receiving the appointment message that described remote control sends according to designated period;
Preferably, described receiving element 201 specifically is used for:
Receive the appointment message that described remote control sends by the CAN of controller local area network bus according to designated period.
Preferably, described appointment message meets the J1939 agreement.
Preferably, described lock instruction comprises:
Limiting engine rotating speed, or limiting engine starting, or the instruction of limiting engine moment of torsion.
Preferably, described blocking device 200 also comprises:
Verification unit 204 is used for described appointment message being carried out verification, if check errors then starts described Vehicle locking instruction of presetting when receiving described appointment message.
For device embodiment, because it corresponds essentially to embodiment of the method, so relevant part gets final product referring to the part explanation of embodiment of the method.Device embodiment described above only is schematic, wherein said unit as the separating component explanation can or can not be physically to separate also, the parts that show as the unit can be or can not be physical locations also, namely can be positioned at a place, perhaps also can be distributed on a plurality of network elements.Can select according to the actual needs wherein some or all of module to realize the purpose of the present embodiment scheme.Those of ordinary skills namely can understand and implement in the situation that do not pay creative work.
The present invention can describe in the general context of the computer executable instructions of being carried out by computing machine, for example program module.Usually, program module comprises the routine carrying out particular task or realize particular abstract data type, program, object, assembly, data structure etc.Also can in DCE, put into practice the present invention, in these DCEs, be executed the task by the teleprocessing equipment that is connected by communication network.In DCE, program module can be arranged in the local and remote computer-readable storage medium that comprises storage equipment.
One of ordinary skill in the art will appreciate that all or part of step that realizes in the said method embodiment is to come the relevant hardware of instruction to finish by program, described program can be stored in the computer read/write memory medium, here alleged storage medium, as: ROM, RAM, magnetic disc, CD etc.
Also need to prove, in this article, relational terms such as the first and second grades only is used for an entity or operation are separated with another entity or operational zone, and not necessarily requires or hint and have the relation of any this reality or sequentially between these entities or the operation.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby not only comprise those key elements so that comprise process, method, article or the equipment of a series of key elements, but also comprise other key elements of clearly not listing, or also be included as the intrinsic key element of this process, method, article or equipment.In the situation that not more restrictions, the key element that is limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises described key element and also have other identical element.
The above is preferred embodiment of the present invention only, is not for limiting protection scope of the present invention.Used specific case herein and principle of the present invention and embodiment have been carried out lock stated, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications.In sum, this description should not be construed as limitation of the present invention.All any modifications of doing within the spirit and principles in the present invention, be equal to replacement, improvement etc., all be included in protection scope of the present invention.
Claims (10)
1. a Vehicle locking method is characterized in that, described vehicle is equipped with remote control, and described method comprises:
Receive the appointment message that described remote control sends according to designated period;
Upper once receive described appointment message after, judge at the appointed time whether again receive described appointment message in the section, described fixed time section is more than or equal to described designated period;
If not, then start the Vehicle locking instruction of presetting.
2. method according to claim 1 is characterized in that, the described remote control of described reception comprises according to the appointment message that designated period sends:
Receive the appointment message that described remote control sends by the CAN of controller local area network bus according to designated period.
3. method according to claim 2 is characterized in that, described appointment message meets the J1939 agreement.
4. method according to claim 1 is characterized in that, described lock instruction comprises:
Limiting engine rotating speed, or limiting engine starting, or the instruction of limiting engine moment of torsion.
5. method according to claim 1 is characterized in that, whether described judgement at the appointed time receives again that described method also comprises after the described appointment message in the section:
If then described appointment message is carried out verification, if check errors then starts described Vehicle locking instruction of presetting.
6. a vehicle locking device is characterized in that, described vehicle is equipped with remote control, and described blocking device comprises:
Receiving element is used for receiving the appointment message that described remote control sends according to designated period;
Judging unit, be used for upper once receive described appointment message after, judge at the appointed time whether again receive described appointment message in the section, described fixed time section if not, then triggers fault processing unit more than or equal to described designated period;
Fault processing unit is used for starting the Vehicle locking instruction of presetting.
7. device according to claim 6 is characterized in that, described receiving element specifically is used for:
Receive the appointment message that described remote control sends by the CAN of controller local area network bus according to designated period.
8. device according to claim 7 is characterized in that, described appointment message meets the J1939 agreement.
9. device according to claim 6 is characterized in that, described lock instruction comprises:
Limiting engine rotating speed, or limiting engine starting, or the instruction of limiting engine moment of torsion.
10. device according to claim 6 is characterized in that, described blocking device also comprises:
Verification unit is used for described appointment message being carried out verification, if check errors then starts described Vehicle locking instruction of presetting when receiving described appointment message.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105950586A CN103057516A (en) | 2012-12-31 | 2012-12-31 | Vehicle locking method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105950586A CN103057516A (en) | 2012-12-31 | 2012-12-31 | Vehicle locking method and device |
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| CN103057516A true CN103057516A (en) | 2013-04-24 |
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| CN2012105950586A Pending CN103057516A (en) | 2012-12-31 | 2012-12-31 | Vehicle locking method and device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106627140A (en) * | 2016-12-30 | 2017-05-10 | 安徽江淮汽车集团股份有限公司 | Vehicle-mounted monitoring equipment abnormity control system and method |
| CN110282055A (en) * | 2019-08-02 | 2019-09-27 | 深圳市智云方圆科技有限公司 | A kind of electric motor intelligent NBC protection system |
| CN113147665A (en) * | 2021-05-11 | 2021-07-23 | 广西玉柴机器股份有限公司 | Malicious uninterrupted power function control method for remote intelligent vehicle locking function of Internet of vehicles |
| CN113386702A (en) * | 2021-07-01 | 2021-09-14 | 东风华神汽车有限公司 | Method for passively locking vehicle |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106627140A (en) * | 2016-12-30 | 2017-05-10 | 安徽江淮汽车集团股份有限公司 | Vehicle-mounted monitoring equipment abnormity control system and method |
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| CN113147665A (en) * | 2021-05-11 | 2021-07-23 | 广西玉柴机器股份有限公司 | Malicious uninterrupted power function control method for remote intelligent vehicle locking function of Internet of vehicles |
| CN113386702A (en) * | 2021-07-01 | 2021-09-14 | 东风华神汽车有限公司 | Method for passively locking vehicle |
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Application publication date: 20130424 |