CN103938950A - Automobile door lock control method - Google Patents

Automobile door lock control method Download PDF

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Publication number
CN103938950A
CN103938950A CN201410156392.0A CN201410156392A CN103938950A CN 103938950 A CN103938950 A CN 103938950A CN 201410156392 A CN201410156392 A CN 201410156392A CN 103938950 A CN103938950 A CN 103938950A
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China
Prior art keywords
car door
signal
another
control signal
door lock
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Granted
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CN201410156392.0A
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Chinese (zh)
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CN103938950B (en
Inventor
卫伟
梅本修
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Anhui Jianghuai Automobile Group Corp
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Anhui Jianghuai Automobile Group Corp
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Priority to CN201410156392.0A priority Critical patent/CN103938950B/en
Publication of CN103938950A publication Critical patent/CN103938950A/en
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Publication of CN103938950B publication Critical patent/CN103938950B/en
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Abstract

The invention discloses an automobile door lock control method. The automobile door lock control method comprises the steps that when an automobile door lock switch is moved to a section of continuous area between the locking state and the unlocking state, an automobile door locking signal and an automobile door unlocking signal are output at the same time; under the locking state, if an unlocking signal of one automobile door is received while the automobile door locking signal of the corresponding automobile door is not received, an automobile door unlocking control signal is output, and if the falling edge of the locking signal of the other automobile door and the rising edge of an unlocking signal of the other automobile door are detected, normal unlocking is confirmed; under the unlocking state, if one automobile door locking signal is received while the automobile unlocking signal of the corresponding automobile door is not received, an automobile door locking control signal is output, and if the falling edge of the unlocking signal of the other automobile door and the rising edge of the locking signal of the other automobile door are detected, normal locking is confirmed. According to the automobile door lock control method, whether the signal change is an action order or a loop fault can be accurately distinguished according to the locking and unlocking signals, and therefore the automobile lock locking and unlocking can be accurately executed, and misjudgment can be prevented.

Description

A kind of automobile door lock control method
Technical field
The present invention relates to Body Control field, relate in particular to automobile door lock control method.
Background technology
Fig. 1 shows the operating principle of existing door lock control loop, and figure hollow core circle represents release blocking order, solid rim representation switch state confirmation, and ON represents to receive respective signal, and OFF represents not receive respective signal; Fig. 3 shows the schematic diagram in existing automobile door lock-switch feedback of status loop, wherein, when automobile door lock-switch moves to position A1, shows that car door is in blocking, while moving to position A2, shows that car door is in released state.As shown in figures 1 and 3, in existing door lock control loop, main drive door and the passenger side car door are only exported and are characterized the main master of door in released state that drive to drive in unlocking signal Munl(Fig. 1 be ON) and sign the passenger side car door in the passenger side car door unlocking signal Dunl(of released state Fig. 1, be ON) to BCM, if BCM does not receive an above-mentioned master unlocking signal of driving, think that the main door of driving is in blocking, if BCM does not receive above-mentioned the passenger side car door unlocking signal, think that the passenger side car door is in blocking.As shown in Figure 1, when BCM receives the rising edge of main drive a unlocking signal or the passenger side car door unlocking signal, once BCM confirms that the passenger side car door or the main door of driving are for blocking, to all automobile door latch mechanisms, sending in car door release control signal UNLin(Fig. 1 is ON), confirming that main door and the passenger side car door of driving is all after released state (receive simultaneously and lead drive a unlocking signal Munl and the passenger side car door unlocking signal Dunl), determined release action, automobile door latch mechanism has wherein been the mechanism of car door release and block action, automobile door lock-switch is wherein for to be driven by automobile door latch mechanism, to complete the switch of vehicle door status indication (being the indication of automobile door lock status), accordingly, when BCM receives the trailing edge of main drive a unlocking signal or the passenger side car door unlocking signal, once BCM confirms that the passenger side car door or the main door of driving are for released state, to all door lock mechanisms, sending in car door lock-in control signal Lin(Fig. 1 is ON), confirming that main door and the passenger side car door of driving all (now both do not received and led a unlocking signal Munl that drives in blocking, do not receive after the passenger side car door unlocking signal Dunl, determined block action yet.
The problem that existing door lock control loop exists is: as shown in Figure 2, for example at car door under blocking, if a main rising edge of unlocking signal Munl of driving detected at P1 place, and now do not receive the passenger side car door unlocking signal, BCM exports car door release control signal, at this, if the passenger side automobile door latch mechanism breaks down or during wire harness fault, cause BCM at P2 place, not receive the passenger side car door unlocking signal, BCM will be blocking at P3 place judgement the passenger side car door, even if now the main door of driving is for released state, BCM still can send car door lock-in control signal Lin, afterwards after confirming that other car door is blocking, determined block action.In the situation that there are the problems referred to above, if while using remote control or door handle to carry out release, even if now all car doors are all carrying out unlocking action, but BCM is when confirming door lock state, as long as do not receive the unlocking signal from fault car door, BCM will send car door lock-in control signal, now just there will be the problem such as automatically latch.
It should be noted that: the trailing edge of above-mentioned signal and rising edge represent that respectively respective signal is by having to nothing with by without to the variation having, do not represent that actual signal correspondence is to be become low level and become high level from low level from high level, by respective signal, specifically high level or low level determine for these.
Because existing door lock control loop only detects released state, therefore, if broken string or switch loose contact occur in this loop, actual door lock state is that blocking or released state can automatic decision be all blocking.In addition, even if loop is normal state, if car door release action failure or release are moved when not in place, can not form released state, so BCM cannot be that problem not in place is moved in the problem (broken string or switch loose contact) in loop or the fault that release is moved or release according to main drive door and the difference of the passenger side car door unlocking signal.In addition, although can use door lock handle, carry out the control command of release, locking, but because BCM cannot distinguish from the instruction of door interlock switch solution/locking or occur the abnormal of loop, even so occurred that loop fault or door lock mechanism move problem not in place, it is door interlock switch instruction that BCM also can judge by accident disconnected, and automatically performs block action.
Summary of the invention
The object of the embodiment of the present invention is can judge the problem of disconnected door interlock switch instruction by accident in order to solve existence in prior art, and a kind of automobile door lock control method that can carry out more exactly door lock open and close controlling is provided.
For achieving the above object, the technical solution used in the present invention is: a kind of automobile door lock control method, comprising:
When automobile door lock-switch moves to one section of continuum between blocking and released state, export car door block signal and car door unlocking signal simultaneously;
At car door, under blocking, if when receiving a car door unlocking signal, do not receive the car door block signal of corresponding car door, export car door release control signal;
After output car door release control signal, if the rising edge of another car door unlocking signal first detected within the response time of described car door release control signal, after the trailing edge of another car door block signal detected, confirm normal release;
At car door, under released state, if when receiving a car door block signal, do not receive the car door unlocking signal of corresponding car door, export car door lock-in control signal;
After output car door lock-in control signal, if the rising edge of another car door block signal first detected within the response time of described car door lock-in control signal, after the trailing edge of another car door unlocking signal detected, confirm normal locking.
Preferably, described automobile door lock control method also comprises:
After output car door release control signal, if continue to receive another car door block signal within the response time of described car door release control signal, again export car door release control signal;
After output car door lock-in control signal, if continue to receive another car door unlocking signal within the response time of described car door lock-in control signal, again export car door lock-in control signal.
Preferably, described automobile door lock control method also comprises:
After output car door release control signal, if continue to receive another car door block signal within the response time of described car door release control signal:
While the rising edge of another car door unlocking signal being detected within the response time of described car door release control signal, there is the problem of another automobile door latch mechanism remarkable action or another car door locked loop ground short circuit in judgement;
While not receiving another car door unlocking signal within the response time of described car door release control signal, there is the problem of another automobile door latch mechanism remarkable action in judgement;
Though receive another car door unlocking signal within the response time of described car door release control signal, while the rising edge of another car door unlocking signal not detected, there is the problem of another automobile door latch mechanism remarkable action in judgement.
Preferably, described automobile door lock control method also comprises:
After output car door lock-in control signal, if continue to receive another car door unlocking signal within the response time of described car door lock-in control signal:
While the rising edge of another car door block signal being detected within the response time of described car door lock-in control signal, there is the problem of another automobile door latch mechanism remarkable action or another car door solution lock loop ground short circuit in judgement;
While not receiving another car door block signal within the response time of described car door lock-in control signal, there is the problem of another automobile door latch mechanism remarkable action in judgement;
Though receive another car door block signal within the response time of described car door lock-in control signal, while the rising edge of another car door block signal not detected, there is the problem of another automobile door latch mechanism remarkable action in judgement.
Preferably, described automobile door lock control method also comprises:
After output car door release control signal, if the trailing edge of another car door block signal detected within the response time of described car door release control signal, though and receive another car door unlocking signal, but the rising edge of another car door unlocking signal do not detected, there is the problem of another car door solution lock loop ground short circuit in judgement;
After output car door lock-in control signal, if the trailing edge of another car door unlocking signal detected within the response time of described car door lock-in control signal, though and receive another car door block signal, but the rising edge of another car door block signal do not detected, there is the problem of another car door locked loop ground short circuit in judgement.
Preferably, described automobile door lock control method also comprises:
After output car door release control signal, if the trailing edge of another car door block signal detected within the response time of described car door release control signal, but do not receive another car door unlocking signal, there is the problem of another car door release circuit breaking or another automobile door lock-switch loose contact in judgement;
After output car door lock-in control signal, if the trailing edge of another car door unlocking signal detected within the response time of described car door lock-in control signal, but do not receive another car door block signal, there is the problem of another car door locked loop broken string or another automobile door lock-switch loose contact in judgement.
Preferably, described automobile door lock control method also comprises:
After output car door release control signal, though if do not receive another car door block signal within the response time of described car door release control signal, but the trailing edge of another car door block signal do not detected, and do not receive another car door unlocking signal, there is the problem of another automobile door lock-switch ground path broken string or another automobile door lock-switch loose contact in judgement;
After output car door lock-in control signal, though if do not receive another car door unlocking signal within the response time of described car door lock-in control signal, but the trailing edge of another car door unlocking signal do not detected, and do not receive another car door block signal, there is the problem of another automobile door lock-switch ground path broken string or another automobile door lock-switch loose contact in judgement.
Preferably, described automobile door lock control method also comprises:
After output car door release control signal, if the rising edge of another car door unlocking signal detected within the response time of described car door release control signal, though and do not receive another car door block signal, but the trailing edge of another car door block signal do not detected, there is the problem of another car door locked loop broken string or another automobile door lock-switch loose contact in judgement;
After output car door lock-in control signal, if the rising edge of another car door block signal detected within the response time of described car door lock-in control signal, though and do not receive another car door unlocking signal, but the trailing edge of another car door unlocking signal do not detected, there is the problem of another car door release circuit breaking or another automobile door lock-switch loose contact in judgement.
Preferably, described automobile door lock control method also comprises:
At car door under released state, if when receiving a car door unlocking signal, receive the car door block signal of corresponding car door, there is the problem of the car door locked loop ground short circuit of corresponding car door or the automobile door latch mechanism remarkable action of corresponding car door in judgement;
At car door under blocking, if when receiving a car door block signal, receive the car door unlocking signal of corresponding car door, there is the problem of the car door solution lock loop ground short circuit of corresponding car door or the automobile door latch mechanism remarkable action of corresponding car door in judgement.
Preferably, described automobile door lock control method also comprises:
At car door, under released state, if when not receiving a car door block signal, do not receive the car door unlocking signal of corresponding car door, there is the car door release circuit breaking of corresponding car door or the problem of automobile door lock-switch ground path in judgement;
At car door under blocking, if when not receiving a car door unlocking signal, do not receive the car door block signal of corresponding car door, there is the problem of the car door release circuit breaking of corresponding car door or the automobile door lock-switch ground path of corresponding car door broken string in judgement.
Beneficial effect of the present invention is, the variation that automobile door lock control method of the present invention at least can accurately be distinguished car door block signal and car door unlocking signal according to car door block signal and car door unlocking signal is action command or loop fault, therefore can carry out exactly door lock on-off action, prevent that erroneous judgement is disconnected.
Accompanying drawing explanation
Fig. 1 shows the operating principle of existing door lock control loop;
Fig. 2 shows the problem that existing door lock control loop exists;
Fig. 3 shows the schematic diagram in existing automobile door lock-switch feedback of status loop;
Fig. 4 shows according to the schematic diagram in the automobile door lock-switch feedback of status loop of a kind of embodiment of automobile door lock control method of the present invention;
Fig. 5 shows the action sequence schematic diagram according to a kind of embodiment of automobile door lock control method of the present invention.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
In automobile door lock control method of the present invention, as shown in Figure 4, by car door solution lock loop, detect the car door unlocking signal of exporting when master drives and the passenger side automobile door lock-switch moves to one section of continuum between the A4 of A2Zhi position, position, also by car door locked loop, detect the car door block signal of exporting when master drives and the passenger side automobile door lock-switch moves to one section of continuum between the A3 of A1Zhi position, position, and drive and when the passenger side automobile door lock-switch moves to blocking (moving to position A1) to one section of continuum between released state (moving to position A2) main, to export car door unlocking signal and car door block signal under normal circumstances simultaneously.
Open circle in Fig. 5 represents release blocking order (inputing to the instruction in BCM), solid rim representation switch state confirmation, and ON represents to receive respective signal, and OFF represents not receive respective signal.For automobile door lock control method of the present invention, lower list 1 shows under locking and released state, the relation between block signal and unlocking signal and vehicle door status and required performing an action; Table 2 shows when carrying out block action, the relation between car door block signal and car door unlocking signal and vehicle door status and required performing an action; Table 3 shows when carrying out release action, the relation between car door block signal and car door unlocking signal and vehicle door status and required performing an action; ON → OFF in table represents that respective signal, by there being change nothing, occurs the trailing edge of respective signal, and OFF → ON represents that respective signal, by having without becoming, occurs the rising edge of respective signal.It should be noted that: the trailing edge of above-mentioned signal and rising edge represent that respectively respective signal is by having to nothing with by without to the variation having, do not represent that actual signal correspondence is to be become low level and become high level from low level from high level, by respective signal, specifically high level or low level determine for these, for example, in the embodiment shown in fig. 4, the car door unlocking signal and the car door block signal that produce are low level, therefore, occur that the rising edge of car door unlocking signal and car door block signal distinguishes trailing edge and the rising edge of corresponding actual level signal on the contrary.
As shown in table 1, car door (comprising main door and the passenger side car door of driving) is under released state, normal for can receive car door unlocking signal, and do not receive car door block signal, and at car door under blocking, normal for can receive car door block signal, and do not receive car door unlocking signal.As shown in Fig. 5 and table 1, automobile door lock control method of the present invention is: at car door under blocking (main door and the passenger side car door of driving is all under blocking), if when receiving a car door unlocking signal (it can be main drive a unlocking signal Munl or the passenger side car door unlocking signal Dunl), do not receive the corresponding car door car door block signal of (corresponding car door herein refers to export the car door of car door unlocking signal), think that this signal is for the extraneous unlock command of inputting, now to described car door output car door release control signal UNLin, make other car doors also complete release action, after output car door release control signal UNLin, if (control signal to from the release of output car door the time that automobile door latch mechanism completes release action) within the response time of described car door release control signal, another car door first detected (if the car door of the rising edge of above-mentioned output car door unlocking signal is the main door of driving, another car door is herein the passenger side car door) rising edge of unlocking signal, after the trailing edge of another car door block signal detected, confirm normal release.In like manner, at car door under released state, if when receiving a car door block signal (it can be main drive a block signal Ml or the passenger side car door block signal Dl), do not receive the car door unlocking signal of corresponding car door, think that this signal is for the extraneous blocking order of inputting, now, to all car door output car door lock-in control signal Lin, make other car doors also complete block action; After output car door lock-in control signal, if (complete the required time of block action from output car door lock-in control signal to automobile door latch mechanism) and first detect the rising edge of another car door block signal within the response time of described car door lock-in control signal, after the trailing edge of another car door unlocking signal detected, confirm normal locking.
Automobile door lock control method of the present invention, except above-mentioned can accurately judging the action command from car door, can also be carried out the judgement of vehicle door status, and can determine whether to need further to carry out other actions according to vehicle door status.For example, as shown in table 1, at car door under released state, if when not receiving a car door block signal, do not receive the car door unlocking signal of corresponding car door, there is the problem of the car door release circuit breaking of corresponding car door or the automobile door lock-switch ground path of corresponding car door broken string in judgement, in this kind of situation, can not carry out any action, without output car door release control signal and car door lock-in control signal; Accordingly, at car door under blocking, if while not receiving a car door unlocking signal, do not receive the car door block signal of corresponding car door, there is the problem of the car door release circuit breaking of corresponding car door or the automobile door lock-switch ground path of corresponding car door broken string in judgement, in this kind of situation, can not carry out any action.Again for example, at car door under released state, if when receiving a car door unlocking signal, receive the car door block signal of corresponding car door, be that car door unlocking signal does not change, and car door block signal becomes ON from original OFF, there is the problem of the car door locked loop ground short circuit of corresponding car door or the automobile door latch mechanism remarkable action of corresponding car door in judgement, in this kind of situation, can not carry out any action; Accordingly, at car door under blocking, if when receiving a car door block signal, receive the car door unlocking signal of corresponding car door, there is the problem of the car door solution lock loop ground short circuit of corresponding car door or the automobile door latch mechanism remarkable action of corresponding car door in judgement, in this kind of situation, can not carry out any action.
Table 1:
Table 2:
Table 3:
In addition, automobile door lock control method of the present invention also can, when carrying out block action and/or carry out release action, determine whether to need further to carry out other actions according to block signal and unlocking signal.For example, as shown in table 2 and table 3, after output car door release control signal, if continue to receive another car door block signal within the response time of described car door release control signal, be that another car door block signal is ON, again export car door release control signal (or claiming again to carry out release action); In like manner, after output car door lock-in control signal, if continue to receive another car door unlocking signal within the response time of described car door lock-in control signal, another car door unlocking signal is ON, again exports car door lock-in control signal (or claiming to carry out block action at this).
In addition, after above-mentioned output car door release control signal, if in the situation that continue to receive another car door block signal in the response time of described car door release control signal, can also carry out the judgement of vehicle door status.For example, while the rising edge of another car door unlocking signal being detected within the response time of car door release control signal, there is the problem of another automobile door latch mechanism remarkable action or another car door locked loop ground short circuit in judgement; While not receiving another car door unlocking signal within the response time of car door release control signal, there is the problem of another automobile door latch mechanism remarkable action in judgement; Though receive another car door unlocking signal within the response time of car door release control signal, while the rising edge of another car door unlocking signal not detected, there is the problem of another automobile door latch mechanism remarkable action in judgement.In like manner, after above-mentioned output car door lock-in control signal, if in the situation that continue to receive another car door unlocking signal in the response time of described car door lock-in control signal, also can carry out the judgement of vehicle door status.For example, while the rising edge of another car door block signal being detected within the response time of car door lock-in control signal, there is the problem of another automobile door latch mechanism remarkable action or another car door solution lock loop ground short circuit in judgement; While not receiving another car door block signal within the response time of car door lock-in control signal, there is the problem of another automobile door latch mechanism remarkable action in judgement; Though receive another car door block signal within the response time of car door lock-in control signal, while the rising edge of another car door block signal not detected, there is the problem of another automobile door latch mechanism remarkable action in judgement.
As shown in table 2 and table 3, when carrying out block action and/or release action, as there is following problems in block signal and unlocking signal, without carrying out any action, these situations specifically can comprise: for example, after output car door release control signal, if the trailing edge of another car door block signal detected within the response time of car door release control signal, though and receive another car door unlocking signal, but the rising edge of another car door unlocking signal do not detected, there is the problem of another car door solution lock loop ground short circuit in judgement; In like manner, after output car door lock-in control signal, if the trailing edge of another car door unlocking signal detected within the response time of car door lock-in control signal, though and receive another car door block signal, but the rising edge of another car door block signal do not detected, there is the problem of another car door locked loop ground short circuit in judgement.Again for example: after output car door release control signal, if the trailing edge of another car door block signal detected within the response time of car door release control signal, but do not receive another car door unlocking signal, there is the problem of another car door locked loop broken string or another automobile door lock-switch loose contact in judgement; In like manner, after output car door lock-in control signal, if the trailing edge of another car door unlocking signal detected within the response time of car door lock-in control signal, but do not receive another car door block signal, there is the problem of another car door locked loop broken string or another automobile door lock-switch loose contact in judgement.Again for example: after output car door release control signal, though if do not receive another car door block signal within the response time of car door release control signal, but the trailing edge of another car door block signal do not detected, and do not receive another car door unlocking signal, there is the problem of another automobile door lock-switch ground path broken string or another automobile door lock-switch loose contact in judgement; In like manner, after output car door lock-in control signal, though if do not receive another car door unlocking signal within the response time of car door lock-in control signal, but the trailing edge of another car door unlocking signal do not detected, and do not receive another car door block signal, there is the problem of another automobile door lock-switch ground path broken string or another automobile door lock-switch loose contact in judgement.Again for example: after output car door release control signal, if the rising edge of another car door unlocking signal detected within the response time of car door release control signal, though and do not receive another car door block signal, but the trailing edge of another car door block signal do not detected, there is the problem of another car door locked loop broken string or another automobile door lock-switch loose contact in judgement; In like manner, after output car door lock-in control signal, if the rising edge of another car door block signal detected within the response time of car door lock-in control signal, though and do not receive another car door unlocking signal, but the trailing edge of another car door unlocking signal do not detected, there is the problem of another car door release circuit breaking or another automobile door lock-switch loose contact in judgement.
For automobile door lock control method of the present invention, when judging above-mentioned failure problems, can export corresponding display control signal, make display unit show corresponding failure problems, prompting driver notes; In addition, also can when judging above-mentioned failure problems, carry out log recording, with when automobile door lock goes wrong, for maintenance personal, transfer reference.
Embodiment shown in above foundation is graphic describes structure of the present invention, feature and action effect in detail; the foregoing is only preferred embodiment of the present invention; but the present invention does not limit practical range with shown in drawing; every change of doing according to conception of the present invention; or be revised as the equivalent embodiment of equivalent variations; when not exceeding yet manual and illustrating contain spiritual, all should be in protection scope of the present invention.

Claims (10)

1. an automobile door lock control method, is characterized in that, comprising:
When automobile door lock-switch moves to one section of continuum between blocking and released state, export car door block signal and car door unlocking signal simultaneously;
At car door, under blocking, if when receiving a car door unlocking signal, do not receive the car door block signal of corresponding car door, export car door release control signal;
After output car door release control signal, if the rising edge of another car door unlocking signal first detected within the response time of described car door release control signal, after the trailing edge of another car door block signal detected, confirm normal release;
At car door, under released state, if when receiving a car door block signal, do not receive the car door unlocking signal of corresponding car door, export car door lock-in control signal;
After output car door lock-in control signal, if the rising edge of another car door block signal first detected within the response time of described car door lock-in control signal, after the trailing edge of another car door unlocking signal detected, confirm normal locking.
2. automobile door lock control method according to claim 1, is characterized in that, also comprises:
After output car door release control signal, if continue to receive another car door block signal within the response time of described car door release control signal, again export car door release control signal;
After output car door lock-in control signal, if continue to receive another car door unlocking signal within the response time of described car door lock-in control signal, again export car door lock-in control signal.
3. automobile door lock control method according to claim 2, is characterized in that, also comprises:
After output car door release control signal, if continue to receive another car door block signal within the response time of described car door release control signal:
While the rising edge of another car door unlocking signal being detected within the response time of described car door release control signal, there is the problem of another automobile door latch mechanism remarkable action or another car door locked loop ground short circuit in judgement;
While not receiving another car door unlocking signal within the response time of described car door release control signal, there is the problem of another automobile door latch mechanism remarkable action in judgement;
Though receive another car door unlocking signal within the response time of described car door release control signal, while the rising edge of another car door unlocking signal not detected, there is the problem of another automobile door latch mechanism remarkable action in judgement.
4. automobile door lock control method according to claim 2, is characterized in that, also comprises: after output car door lock-in control signal, if continue to receive another car door unlocking signal within the response time of described car door lock-in control signal:
While the rising edge of another car door block signal being detected within the response time of described car door lock-in control signal, there is the problem of another automobile door latch mechanism remarkable action or another car door solution lock loop ground short circuit in judgement;
While not receiving another car door block signal within the response time of described car door lock-in control signal, there is the problem of another automobile door latch mechanism remarkable action in judgement;
Though receive another car door block signal within the response time of described car door lock-in control signal, while the rising edge of another car door block signal not detected, there is the problem of another automobile door latch mechanism remarkable action in judgement.
5. according to the automobile door lock control method described in any one in claim 1 to 4, it is characterized in that, also comprise:
After output car door release control signal, if the trailing edge of another car door block signal detected within the response time of described car door release control signal, though and receive another car door unlocking signal, but the rising edge of another car door unlocking signal do not detected, there is the problem of another car door solution lock loop ground short circuit in judgement;
After output car door lock-in control signal, if the trailing edge of another car door unlocking signal detected within the response time of described car door lock-in control signal, though and receive another car door block signal, but the rising edge of another car door block signal do not detected, there is the problem of another car door locked loop ground short circuit in judgement.
6. according to the automobile door lock control method described in any one in claim 1 to 4, it is characterized in that, also comprise:
After output car door release control signal, if the trailing edge of another car door block signal detected within the response time of described car door release control signal, but do not receive another car door unlocking signal, there is the problem of another car door release circuit breaking or another automobile door lock-switch loose contact in judgement;
After output car door lock-in control signal, if the trailing edge of another car door unlocking signal detected within the response time of described car door lock-in control signal, but do not receive another car door block signal, there is the problem of another car door locked loop broken string or another automobile door lock-switch loose contact in judgement.
7. according to the automobile door lock control method described in any one in claim 1 to 4, it is characterized in that, also comprise:
After output car door release control signal, though if do not receive another car door block signal within the response time of described car door release control signal, but the trailing edge of another car door block signal do not detected, and do not receive another car door unlocking signal, there is the problem of another automobile door lock-switch ground path broken string or another automobile door lock-switch loose contact in judgement;
After output car door lock-in control signal, though if do not receive another car door unlocking signal within the response time of described car door lock-in control signal, but the trailing edge of another car door unlocking signal do not detected, and do not receive another car door block signal, there is the problem of another automobile door lock-switch ground path broken string or another automobile door lock-switch loose contact in judgement.
8. according to the automobile door lock control method described in any one in claim 1 to 4, it is characterized in that, also comprise:
After output car door release control signal, if the rising edge of another car door unlocking signal detected within the response time of described car door release control signal, though and do not receive another car door block signal, but the trailing edge of another car door block signal do not detected, there is the problem of another car door locked loop broken string or another automobile door lock-switch loose contact in judgement;
After output car door lock-in control signal, if the rising edge of another car door block signal detected within the response time of described car door lock-in control signal, though and do not receive another car door unlocking signal, but the trailing edge of another car door unlocking signal do not detected, there is the problem of another car door release circuit breaking or another automobile door lock-switch loose contact in judgement.
9. according to the automobile door lock control method described in any one in claim 1 to 4, it is characterized in that, also comprise:
At car door under released state, if when receiving a car door unlocking signal, receive the car door block signal of corresponding car door, there is the problem of the car door locked loop ground short circuit of corresponding car door or the automobile door latch mechanism remarkable action of corresponding car door in judgement;
At car door under blocking, if when receiving a car door block signal, receive the car door unlocking signal of corresponding car door, there is the problem of the car door solution lock loop ground short circuit of corresponding car door or the automobile door latch mechanism remarkable action of corresponding car door in judgement.
10. according to the automobile door lock control method described in any one in claim 1 to 4, it is characterized in that, also comprise:
At car door, under released state, if when not receiving a car door block signal, do not receive the car door unlocking signal of corresponding car door, there is the car door release circuit breaking of corresponding car door or the problem of automobile door lock-switch ground path in judgement;
At car door under blocking, if when not receiving a car door unlocking signal, do not receive the car door block signal of corresponding car door, there is the problem of the car door release circuit breaking of corresponding car door or the automobile door lock-switch ground path of corresponding car door broken string in judgement.
CN201410156392.0A 2014-04-17 2014-04-17 A kind of automobile door lock control method Expired - Fee Related CN103938950B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104477128A (en) * 2014-11-26 2015-04-01 东风汽车公司 Method for controlling error-locking of mechanical door lock with car key inside

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CN102155120A (en) * 2011-02-14 2011-08-17 深圳桑菲消费通信有限公司 Door lock control system based on NFC and method thereof
CN103273905A (en) * 2013-05-24 2013-09-04 安徽江淮汽车股份有限公司 Method and system for controlling automobile door lock

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Publication number Priority date Publication date Assignee Title
KR970043745U (en) * 1995-12-30 1997-07-31 Automotive engine mounter assembly structure
US20080079537A1 (en) * 2006-09-28 2008-04-03 Aisin Seiki Kabushiki Kaisha Door handle apparatus for vehicle
CN102155120A (en) * 2011-02-14 2011-08-17 深圳桑菲消费通信有限公司 Door lock control system based on NFC and method thereof
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Publication number Priority date Publication date Assignee Title
CN104477128A (en) * 2014-11-26 2015-04-01 东风汽车公司 Method for controlling error-locking of mechanical door lock with car key inside
CN104477128B (en) * 2014-11-26 2017-07-21 东风汽车公司 A kind of control method for preventing that mechanical door lock is locked by mistake during inserted automobile key

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