CN105416205A - Car remote control method and system - Google Patents
Car remote control method and system Download PDFInfo
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- CN105416205A CN105416205A CN201510931267.7A CN201510931267A CN105416205A CN 105416205 A CN105416205 A CN 105416205A CN 201510931267 A CN201510931267 A CN 201510931267A CN 105416205 A CN105416205 A CN 105416205A
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- remote control
- execution module
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
Abstract
The invention belongs to the technical field of car control, and provides a car remote control method and system. The method comprises the steps that after an external remote control receiving module receives remote control signals, analysis and key matching are sequentially carried out; a current motion instruction is analyzed until matching successes; an execution module is awakened, and a current motion instruction is sent to the execution module; analysis of the current motion instruction is recovered until a current motion execution finishing signal is received, and meanwhile, a timer is started; and if the time exceeds the first preset time and analyzed motion instructions are the same, the external remote control receiving module enters the sleep mode, meanwhile, the execution module is in the dormant state, and the timer is closed. Through detection of feedback signals and stopping of analysis of remote control signals, whether the external remote control receiving module and the execution module are completely awakened or not or whether execution the received motion instructions is finished or not are ensured, the motion instructions are prevented from being repeatedly sent, or same motions are prevented from being repeatedly executed, the whole remote control system is accurate in control, error operation is reduced, and controllability of a driver and passengers is improved.
Description
Technical field
The invention belongs to technical field of automobile control, be specifically related to a kind of vehicle remote control method and system.
Background technology
Command and control system is the functional component that client uses first, vehicle and contacts, and the use sense that the quality of command and control system performance directly affects client is subject to.Existing command and control system generally includes: transmitter module such as remote-control key, remote control reception module such as plate carry antenna and execution module as Vehicle Controller, and wherein remote control reception module and execution module are integrated in car body controller.When after transmitter module send action signal, received by remote control reception module, be then transmitted to execution module and carry out processing and carry out confirming operation.This vehicle remote control method of prior art, due to remote-transmitter module and remote control reception module, remote control reception module and execution module are single wire transmission, and when directly carrying out signal forwarding after remote control reception module Received signal strength, if when there is a maloperation in remote-transmitter module, launch remote signal, signal still can be sent to execution module by receiver of remote-control sytem, and whether the action that execution module performs is complete, receiver of remote-control sytem is also unknown, sending identical signal sometimes continuously makes execution module repeatedly repeat same action, cause execution module signal chaotic, even maloperation, affect the handling of chaufeur and passenger.
Summary of the invention
The object of this invention is to provide a kind of vehicle remote control method and system, ensure the accuracy of whole command and control system control flow, improve the handling of chaufeur and passenger.
To achieve these goals, the invention provides following technical scheme:
A kind of vehicle remote control method, comprising:
External remote control reception module receiving package contains the remote signal of key information and action command, enters mode of operation;
Resolve described remote signal and obtain described key information, carry out cipher key match;
If described cipher key match success, resolves described remote signal and obtains current action instruction;
Wake execution module up, and stop resolving described remote signal;
Continue to send described current action instruction to described execution module, perform action corresponding to described current action instruction to make described execution module;
After the current action receiving the transmission of described execution module is finished signal, stop sending described current action instruction, and recover to resolve the instruction of described remote signal acquisition current action, open time meter simultaneously;
If described current action instruction is identical with last action command, and the time of described time meter is greater than the first Preset Time, and described external remote control reception module enters park mode, and makes described execution module enter dormant state, closes described time meter.
Preferably, also comprise:
If described cipher key match is unsuccessful, time delay second Preset Time, described external remote control reception module enters park mode.
Preferably, wake described execution module described in up to comprise:
Continue to send to described execution module to wake instruction up, until receive that described execution module returns wake response signal up after, wake instruction up described in stopping sending.
Preferably, also comprise:
If described current action instruction is not identical with last action command, send described current action instruction to described execution module.
Preferably, described method also comprises:
After described execution module performs described current action instruction graduates, send current action to described external remote control reception module and to be finished signal.
Preferably, make described execution module enter dormant state described in comprise:
External remote control reception module sends dormancy instruction to described execution module;
Described execution module receives described dormancy instruction, detects the action message whether having controller to send to it;
If described execution module does not detect described action message, then enter dormant state, and send sleep signal to described external remote control reception module.
The present invention also provides a kind of automobile remote-control system, it is characterized in that, comprising:
Remote-transmitter module, for launching remote signal;
External remote control reception module, for receiving described remote signal, and resolves described remote signal and carries out cipher key match;
Execution module, for performing the current action instruction of described remote signal;
Wherein, described external remote control reception module is placed in the outside of described car body controller, and is connected by two-way rigid line with described execution module, is connected with described remote-transmitter module double-direction radio signal; Described external remote control reception module and described execution module all have sleep mode.
Preferably, described external remote control reception module is placed in body exterior.
Preferably, described remote-transmitter module is mobile phone or intelligent controller.
Preferably, described two-way rigid line carries out data transmission by PWM mode.
Beneficial effect of the present invention is:
The present invention is by detecting the parsing of feedback signal and stopping remote signal, ensure whether external remote control reception module and execution module wake up and whether be finished the action command received completely, avoid the instruction of repetition sending action or repeat same action, make whole command and control system precise control, reduce maloperation, improve the handling of chaufeur and passenger.
Accompanying drawing explanation
Fig. 1 is the diagram of circuit of a kind of detailed description of the invention of vehicle remote control method provided by the present invention;
Fig. 2 is the system diagram of a kind of detailed description of the invention of automobile remote-control system provided by the present invention.
Reference numeral:
In Fig. 1-Fig. 2:
1, remote-transmitter module, 2, external remote control reception module, 3, execution module.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Please refer to shown in Fig. 1, in a kind of detailed description of the invention, vehicle remote control method provided by the present invention, comprising:
Step S1: external remote control reception module 2 receiving package contains the remote signal of key information and action command, enters mode of operation;
Step S2: resolve remote signal and obtain key information, carry out cipher key match;
Step S3: if cipher key match success, resolve remote signal and obtain current action instruction;
Step S4: wake execution module 3 up, and stop resolving remote signal;
Step S5: continue to send current action instruction to execution module 3, performs action corresponding to current action instruction to make execution module;
Step S6: after the current action receiving execution module 3 transmission is finished signal, stops sending described current action instruction, and recovers to resolve the instruction of remote signal acquisition current action, opens time meter simultaneously;
Step S7: if current action instruction is identical with last action command, and the time of time meter be greater than the first Preset Time, external remote control reception module 2 enters park mode, makes execution module 3 enter dormant state simultaneously, close time meter.
Above-described embodiment is by detecting the parsing of feedback signal and stopping remote signal, ensure whether external remote control reception module 2 and execution module 3 wake up and whether be finished the action command received completely, avoid the instruction of repetition sending action or repeat same action, make whole command and control system precise control, reduce maloperation, improve the handling of chaufeur and passenger; Meanwhile, when without being in park mode or dormant state during remote signal, car load quiescent current can be reduced.
Vehicle remote control method also comprises:
If cipher key match is unsuccessful, time delay second Preset Time, external remote control reception module enters park mode.
Ensure by this process the accuracy receiving remote signal, prevent outer signals to the interference of vehicle.
Wake execution module 3 up to comprise:
Continue to send to execution module 3 to wake instruction up, until receive that execution module returns wake response signal up after, stop transmission waking instruction up.
Particularly, comprising:
Step S31: external remote control reception module 2 sends wake-up signal to execution module 3;
Step S32: if execution module 3 is waken up, then return wake-up signal to external remote control reception module 2; External remote control reception module 2 receives the wake-up signal that execution module 3 returns, and stops transmission waking instruction up, proceeds to step S5 and performs.
If execution module 3 is not waken up, namely external remote control reception module 2 does not receive the wake-up signal that execution module 3 returns, then external remote control reception module 2 continues to send to execution module 3 to wake instruction up, until external remote control reception module 2 receives wake-up signal, performs step S5.
This process can be guaranteed to be in the transmission that awakening mode carries out action command again, correctly performs to enable each action command.
Vehicle remote control method also comprises:
If current action instruction is not identical with last action command, send current action instruction to execution module 3, as long as namely current action instruction is not identical with last action command, then turn to step S5 to perform.
By this process, ensure that each instruction in remote signal all can perform, anti-stop signal is omitted, and improves the handling of operating personal.
Described method also comprises:
If current action instruction is identical with last action command, and the time of time meter is not more than the first Preset Time, then continue to resolve remote signal and obtain current action instruction, until the time that time meter is put into is greater than the first Preset Time, or current action instruction identical with last action command till.
Vehicle remote control method also comprises:
After execution module 3 performs current action instruction graduates, send current action to external remote control reception module 2 and to be finished signal.
Particularly, execution module 3 receives the current action instruction that external remote control reception module 2 sends; Whether the current action first carrying out detecting current action instruction corresponding performs, if executed, returns current action to be finished signal to external remote control reception module 2; If do not perform, then perform current action, after being finished, then returning current action to external remote control reception module 2 and to be finished signal.
Because execution module 3 not only receives the signal of external remote control reception module 2, also be subject to the control of other control system of entire car controller, can ensure that the current action of remote signal can not repeat by this process, avoid the damage of energy dissipation and device, improve the service life of device.
Said method also comprises, and to be finished signal if external remote control reception module 2 does not receive current action, then execution module 3 continues to perform present instruction, until after being finished, returning current action to be finished signal to external remote control reception module 2; External remote control reception module 2 receives current action that execution module 3 returns and is finished after signal, recovers to resolve the current action instruction in remote signal.This process can guarantee that current action instruction performs next action command after being finished completely again.
Make execution module 3 enter dormant state to comprise:
External remote control reception module 2 sends dormancy instruction to execution module 3;
Execution module 3 receives dormancy instruction, detects the action message whether having controller to send to it;
If execution module 3 does not detect the action message that controller sends then enter dormant state, and send sleep signal to external remote control reception module 2.
External remote control reception module 2 detects the sleep signal whether receiving execution module 3 and send;
If receive sleep signal, then execution module enters dormant state, and now, external remote control reception module 2 and execution module 3 all enter dormant state, until after external remote control reception module 2 receives remote signal again, proceeds to step S1 and performs.
This process, by ensureing to be in park mode without during remote signal, can reduce car load quiescent current, saves the energy; Meanwhile, this process prevents other controllers to lose efficacy to the control command of execution module 3, can ensure normally carrying out of whole-control system.
Controller herein refers to other control unit of the automobiles such as car body controller.The present invention also provides a kind of automobile remote-control system, comprising:
Remote-transmitter module 1, for launching remote signal;
External remote control reception module 2, for receiving remote signal, and resolves remote signal and carries out cipher key match;
Execution module 3, for performing the current action instruction of remote signal;
Wherein, external remote control reception module 2 is placed in the outside of car body controller, and is connected by two-way rigid line with execution module 3, is connected with remote-transmitter module 1 double-direction radio signal; External remote control reception module 2 all has sleep mode with execution module.
By arranging two way communication connection line and increasing sleep mode, can receiving feedback signals, guarantee transmission and the execution of each action command, avoid maloperation, or the repeating of current action, improve the road-holding property of chaufeur and passenger; Increase sleep mode simultaneously, car load quiescent current can be reduced.
Two-way rigid line is generally two data lines, comprises external remote control reception module 2 and transmits the second connection of data to the first connection of execution module 3 data information and execution module 3 to external remote control reception module 2.
Particularly, remote-transmitter module 1 launches remote signal, wake up immediately after external remote control reception module 2 receives this remote signal, enter mode of operation, carry out cipher key match, if mate unsuccessful, time delay second Preset Time, usually elect 5 second of times as, specifically can demarcate according to program, then enter park mode; If the match is successful, then resolve current action instruction, and wake instruction by the first connection up to execution module 3 transmission, execution module 3 receives and wakes instruction up, after waking up, sends wake-up signal by the second connection to external remote control reception module 2; If external remote control reception module 2 does not receive wake-up signal, then send to execution module 3 always wake instruction up, until it receives wake-up signal.
Remote control reception module 2 receives after wake-up signal, current action instruction is sent by the first connection, execution module 3 receives when after previous crops instruction, detect the whether executed of the corresponding current action of current action instruction, if do not perform, then perform current action, return current action after being finished and to be finished signal; If executed, then do not perform current action, directly return current action by the second connection and to be finished signal.
Particularly, during execution module 3 performs current action, external remote control reception module 2 sends current action instruction by the first connection to execution module 3 always, and other remote signal of nonrecognition, execution module 3 sends wake-up signal by the second connection to external remote control reception module 2 always.
External remote control reception module 2 receives current action and is finished after signal, send current action by wireless interaction mode to remote-transmitter module 1 to be finished signal, again resolve telecommand simultaneously, namely after continuing to resolve current action instruction, if current action instruction is different from last action command, perform according to abovementioned steps, now do not need transmission to wake instruction up; If current action instruction is identical with last action command in the first Preset Time, namely do not receive new action command, then external remote control reception module 2 enters park mode, sends dormancy instruction by the first connection to execution module 3 simultaneously.
After execution module 3 receives dormancy instruction, detect whether there is other controller sending controling instruction, if having, then do not perform dormancy instruction, sent by the second connection simultaneously always and cannot perform dormancy instruction; If nothing, execution module 3 enters dormant state, send sleep signal by the second connection to external remote control reception module 2 simultaneously, external remote control reception module 2 receives after sleep signal, this signal is returned to remote-transmitter module 1, whether stop sending current action instruction to execution module 3, turning back to detection has remote signal simultaneously, until perform from step S1 after again receiving remote signal.
First Preset Time elects 5 second of times usually as, specifically can program demarcate.
External remote control reception module 2 is placed in body exterior.By this setting, electromagnetic interference and metal mask can be avoided further, improve the sensitivity of remote control.Certain external remote control reception module 2 also can be placed in interior of body Anywhere.
Above-mentioned remote-transmitter module 1 can be remote-control key, and external remote control reception module 2 can carry antenna for plate, and execution module 3 can be Vehicle Controller.
Remote-transmitter module is mobile phone or intelligent controller.
Two-way rigid line i.e. the first connection and the second connection carry out data transmission by PWM (PulseWidthModulation, pulse duration modulation) mode.The digital signal of this kind of mode, when digital to analogy conversion, can reduce noise.Certain first connection and the second connection also can adopt analog signal or its Signal transmissions.
Although the present invention is described in conjunction with above embodiment, but the present invention is not limited to above-described embodiment, and only by the restriction of claim, those of ordinary skill in the art can easily modify to it and change, but do not leave essential idea of the present invention and scope.
Claims (10)
1. a vehicle remote control method, is characterized in that, comprising:
External remote control reception module receiving package contains the remote signal of key information and action command, enters mode of operation;
Resolve described remote signal and obtain described key information, carry out cipher key match;
If described cipher key match success, resolves described remote signal and obtains current action instruction;
Wake execution module up, and stop resolving described remote signal;
Continue to send described current action instruction to described execution module, perform action corresponding to described current action instruction to make described execution module;
After the current action receiving the transmission of described execution module is finished signal, stop sending described current action instruction, and recover to resolve the instruction of described remote signal acquisition current action, open time meter simultaneously;
If described current action instruction is identical with last action command, and the time of described time meter is greater than the first Preset Time, and described external remote control reception module enters park mode, and makes described execution module enter dormant state, closes described time meter.
2. vehicle remote control method according to claim 1, is characterized in that, also comprises:
If described cipher key match is unsuccessful, time delay second Preset Time, described external remote control reception module enters park mode.
3. vehicle remote control method according to claim 1, is characterized in that, described in wake described execution module up and comprise:
Continue to send to described execution module to wake instruction up, until receive that described execution module returns wake response signal up after, wake instruction up described in stopping sending.
4. vehicle remote control method according to claim 1, is characterized in that, also comprises:
If described current action instruction is not identical with last action command, send described current action instruction to described execution module.
5. vehicle remote control method according to claim 1, is characterized in that, described method also comprises:
After described execution module performs described current action instruction graduates, send current action to described external remote control reception module and to be finished signal.
6. vehicle remote control method according to claim 1, is characterized in that, described in make described execution module enter dormant state to comprise:
External remote control reception module sends dormancy instruction to described execution module;
Described execution module receives described dormancy instruction, detects the action message whether having controller to send to it;
If described execution module does not detect described action message, then enter dormant state, and send sleep signal to described external remote control reception module.
7. an automobile remote-control system, is characterized in that, comprising:
Remote-transmitter module, for launching remote signal;
External remote control reception module, for receiving described remote signal, and resolves described remote signal and carries out cipher key match;
Execution module, for performing the current action instruction of described remote signal;
Wherein, described external remote control reception module is placed in the outside of described car body controller, and is connected by two-way rigid line with described execution module, is connected with described remote-transmitter module double-direction radio signal; Described external remote control reception module and described execution module all have sleep mode.
8. automobile remote-control system according to claim 7, is characterized in that, described external remote control reception module is placed in body exterior.
9. automobile remote-control system according to claim 7, is characterized in that, described remote-transmitter module is mobile phone or intelligent controller.
10. automobile remote-control system according to claim 7, is characterized in that, described two-way rigid line carries out data transmission by PWM mode.
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| CN201510931267.7A CN105416205B (en) | 2015-12-10 | 2015-12-10 | A kind of vehicle remote control method and system |
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| CN201510931267.7A CN105416205B (en) | 2015-12-10 | 2015-12-10 | A kind of vehicle remote control method and system |
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| CN110097761A (en) * | 2019-05-17 | 2019-08-06 | 江苏航天大为科技股份有限公司 | Illumination adaptive video frequency vehicle flow detection mode switching system and method |
| CN111169410A (en) * | 2018-11-13 | 2020-05-19 | 上海汽车集团股份有限公司 | Remote control key long-press instruction identification method and vehicle body controller |
| CN111552515A (en) * | 2020-03-30 | 2020-08-18 | 中国北方车辆研究所 | Remote control instruction execution method of unmanned vehicle |
| CN111803970A (en) * | 2020-07-17 | 2020-10-23 | 上海布鲁可科技有限公司 | Method, system and medium for synchronizing different switch states |
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| CN111803970A (en) * | 2020-07-17 | 2020-10-23 | 上海布鲁可科技有限公司 | Method, system and medium for synchronizing different switch states |
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| CN105416205B (en) | 2018-04-06 |
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