CN106671910B - A kind of electric power controller, vehicle mobile terminals and the method for saving its power consumption - Google Patents
A kind of electric power controller, vehicle mobile terminals and the method for saving its power consumption Download PDFInfo
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- CN106671910B CN106671910B CN201611249883.5A CN201611249883A CN106671910B CN 106671910 B CN106671910 B CN 106671910B CN 201611249883 A CN201611249883 A CN 201611249883A CN 106671910 B CN106671910 B CN 106671910B
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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
- B60R16/03—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 supply of electrical power to vehicle subsystems or for
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
Abstract
The invention discloses a kind of for the electric power controller of vehicle mobile terminals, vehicle mobile terminals and the method for saving vehicle mobile terminals power consumption.The device includes a micro-control unit MCU；MCU includes the timer that automobile flameout/igniting detection unit, the first Power Management Unit, second source administrative unit and timing are preset time；Automobile flameout/igniting detection unit, suitable for sending first control signal to the first Power Management Unit and second source administrative unit when detecting automobile flameout；First Power Management Unit controls the first kind functional module power-off of vehicle mobile terminals after receiving first control signal；Second source administrative unit starts timer after receiving first control signal, the second class functional module power-off of control vehicle mobile terminals when reaching timing, to prevent vehicle mobile terminals from exhausting the electricity of vehicular power-bottle.As it can be seen that the present invention prevents exhausting for the electricity of automobile storage battery, guarantee that automobile can be used normally.
Description
Technical field
The present invention relates to automobile technical fields, and in particular to a kind of electric power controller for vehicle mobile terminals, vehicle
The method for carrying mobile terminal and saving vehicle mobile terminals power consumption.
Background technique
Now, in social life, a part of device or vehicle mobile terminals need the storage battery of automotive interior to mention in automobile
Power supply volume, for example, the ACC igniter of automobile, vehicle-mounted traveling recorder etc..Automobile data recorder in the prior art is in order to realize
Stop the monitoring of ambient enviroment when driving in automobile, the state also kept it turning on after automobile flameout, this is just needed in automobile
The storage battery in portion gives automobile data recorder continued power.If the automobile short time does not use there are no any problem, but if automobile
It does not use for a long time (such as user goes on business one month, and automobile parking is up to one month as long as in garage), and automobile data recorder
If being during this period of time always maintained at open state, the electricity in storage battery can be gradually used up, thus existing will be in storage battery
The danger of electric quantity consumption totally, and then cause automobile that cannot normally start, influence the normal use of automobile.
Summary of the invention
In view of the above problems, it proposes on the present invention overcomes the above problem or at least be partially solved in order to provide one kind
State a kind of for the electric power controller of vehicle mobile terminals, vehicle mobile terminals and saving vehicle mobile terminals power consumption of problem
Method.
According to one aspect of the present invention, a kind of electric power controller for vehicle mobile terminals is provided, wherein should
Device includes a micro-control unit MCU；The MCU include: automobile flameout/igniting detection unit, the first Power Management Unit,
Second source administrative unit and timing are the timer of preset time；
Automobile flameout/igniting detection unit, suitable for when detecting automobile flameout, to the first Power Management Unit and second
Power Management Unit sends first control signal；
First Power Management Unit controls the first kind functional module of vehicle mobile terminals after receiving first control signal
Power-off；
Second source administrative unit, starts timer after receiving first control signal, reaches timing in timer
When control vehicle mobile terminals the second class functional module power-off, to prevent vehicle mobile terminals from exhausting the electricity of vehicular power-bottle.
Optionally, the first kind functional module of the vehicle mobile terminals includes one of following or a variety of:
Screen；
Loudspeaker；
Microphone.
Optionally, the second class functional module of the vehicle mobile terminals includes:
CPU。
Optionally, automobile flameout/igniting detection unit, is further adapted for when detecting automotive ignition, to the first power supply
Administrative unit and second source administrative unit send second control signal；
First Power Management Unit, suitable for restoring the first kind function of vehicle mobile terminals after receiving second control signal
The power supply of module；
Second source administrative unit restores the second class functional module of vehicle mobile terminals after receiving second control signal
Power supply.
Optionally, the MCU further include: time completion unit and timer；
The automobile flameout/igniting detection unit, is further adapted for when detecting automobile flameout, also to time completion list
Member sends first control signal；And be further adapted for when detecting automotive ignition, also second is sent to time completion unit
Control signal；
The time completion unit suitable for when receiving first control signal, recording the time of brennschuluss time, and starts
Timer timing since 0；And suitable for when receiving second control signal, according to the time of brennschuluss time and timer
Timing time calculates the time at automotive ignition moment, and the time at automotive ignition moment is exported to the system of vehicle mobile terminals
Time quantum；
Wherein, the system time unit of vehicle mobile terminals, will when that can not get temporal information by GPS or network
The time of time completion unit output will acquire as system time when that can get temporal information by GPS or network
Temporal information as system time.
Optionally, the time completion unit is obtained suitable for the timing time of the accumulation timer on the time of brennschuluss time
To the time at automotive ignition moment.
According to another aspect of the present invention, a kind of vehicle mobile terminals are provided, wherein the vehicle mobile terminals include such as
The preceding electric power controller.
Optionally, which is automobile data recorder or intelligent back vision mirror.
According to another aspect of the invention, a kind of method of power consumption for saving vehicle mobile terminals is provided, wherein the party
Method includes:
A micro-control unit MCU is added in vehicle mobile terminals；
The MUC controls the first kind functional module power-off of vehicle mobile terminals when detecting automobile flameout；
And the MCU, after automobile flameout preset time, the second class functional module for controlling vehicle mobile terminals is disconnected
Electricity, to prevent vehicle mobile terminals from exhausting the electricity of vehicular power-bottle.
Optionally, the first kind functional module of the vehicle mobile terminals includes one of following or a variety of:
Screen；
Loudspeaker；
Microphone.
Optionally, the second class functional module of the vehicle mobile terminals includes:
CPU。
Optionally, this method further comprises:
The MCU restores the power supply of each functional module of vehicle mobile terminals when detecting automotive ignition.
Optionally, the vehicle mobile terminals are automobile data recorder or intelligent back vision mirror.
Optionally, this method further comprises:
The MUC records the time of brennschuluss time when detecting automobile flameout, and starts timer timing since 0；
The MCU is calculated when detecting automotive ignition according to the timing time of the time of brennschuluss time and timer
The time at automotive ignition moment exports the time at automotive ignition moment to the system time unit of vehicle mobile terminals；
Wherein, the system time unit of the vehicle mobile terminals can not get temporal information by GPS or network
When, using MCU output time as system time, when temporal information can be got by GPS or network, will acquire when
Between information as system time.
Optionally, the time at automotive ignition moment is calculated according to the timing time of the time of brennschuluss time and timer,
The timing time of accumulation timer on the time of brennschuluss time, obtains the time at automotive ignition moment.
According to the technique and scheme of the present invention, a micro-control unit CPU is set in electric power controller, is detecting automobile
When flame-out, the first Power Management Unit and second source administrative unit into micro-control unit CPU send first control signal；
The first kind functional module that first Power Management Unit controls vehicle mobile terminals after receiving first control signal powers off, and the
Two Power Management Unit start timer after receiving first control signal, control vehicle-mounted shifting when timer reaches timing
The second class functional module power-off of dynamic terminal, to prevent vehicle mobile terminals from exhausting the electricity of vehicular power-bottle.As it can be seen that the present invention exists
In the case that automobile does not use for a long time, the successive power-off of the functional module of vehicle mobile terminals can be automatically controlled, automobile is prevented
The waste of the electricity of storage battery and exhausting for electricity guarantee that automobile can be used normally.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can
It is clearer and more comprehensible, the followings are specific embodiments of the present invention.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 shows a kind of showing for electric power controller for vehicle mobile terminals according to an embodiment of the invention
It is intended to；
Fig. 2 shows a kind of electric power controllers for vehicle mobile terminals in accordance with another embodiment of the present invention
Schematic diagram；
Fig. 3 shows a kind of schematic diagram of vehicle mobile terminals in accordance with another embodiment of the present invention；
Fig. 4 shows the flow chart of the method for the power consumption according to an embodiment of the invention for saving vehicle mobile terminals.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
Fig. 1 shows a kind of showing for electric power controller for vehicle mobile terminals according to an embodiment of the invention
It is intended to.As shown in Figure 1, the electric power controller 100 for being used for vehicle mobile terminals includes: a micro-control unit MCU110；
MCU110 include: automobile flameout/igniting detection unit 111, the first Power Management Unit 112, second source administrative unit 113 with
And timing is the timer 114 of preset time.
Automobile flameout/igniting detection unit 111, suitable for when detecting automobile flameout, to the first Power Management Unit and
Second source administrative unit sends first control signal.
The ACC ignition switch of 111 real-time monitoring automobile of automobile flameout/igniting detection unit, after detecting automobile flameout,
The first control signal of automobile flameout will be sent to the first Power Management Unit 112 and second source administrative unit 113.
First Power Management Unit 112 controls the first kind function of vehicle mobile terminals after receiving first control signal
Module power-off.
Because some vehicle mobile terminals will continue to the state kept it turning on after automobile flameout, and then consume automobile storage battery
Electricity, but after automobile flameout open vehicle mobile terminals may only use the partial function in vehicle mobile terminals,
It is exactly necessary function.For example, opening automobile data recorder after automobile flameout is to monitor automobile in the case where not being to use
Environment surrounding automobile situation causes the economic loss of car owner after damage or wilful damage to prevent being understood for appearance, for example, by it
He travel vehicle scratch or by people's malicious damage etc..At this moment, the recording function of the automobile data recorder only used, and its
His function, for example, the functional modules such as screen is shown, Mike do not need to use, if in this case, also continued out
The unnecessary functions module for opening automobile data recorder, will result in the waste of automobile storage battery electricity.
So controlling the first kind of vehicle mobile terminals after the first Power Management Unit 112 receives first control signal
Functional module power-off.Here it is nonessential in the state of automobile flameout that first kind functional module can be vehicle mobile terminals
The functional module of unlatching.
Second source administrative unit 113 starts timer 114 after receiving first control signal, and it is fixed to reach in timer
When the time when control vehicle mobile terminals the second class functional module power-off, to prevent vehicle mobile terminals from exhausting vehicular power-bottle
Electricity.
Automobile is in state flame-out for a long time, and (such as user goes on business one month, and automobile parking is up to one in garage
As long as month), the electricity of the storage battery of automobile can be consumed if vehicle mobile terminals are constantly in the state of unlatching.So
When after a period of time, automobile needs to power off the second class functional module of vehicle mobile terminals also in the state of extinguishing,
To prevent vehicle mobile terminals from exhausting the electricity of vehicular power-bottle.It here may be the vehicle-mounted mobile after the second functional module power-off
Terminal is all closed, it is also possible to retain the lesser function of part power consumption.
Timing is previously stored in timer 114.Here timing, which also can according to need, to be set, example
Such as 18h, after first control signal sends 18h, automobile is also in flame-out state, then just directly controlling vehicle mobile terminals
The second class functional module power-off, to prevent vehicle mobile terminals from exhausting the electricity of vehicular power-bottle.
It should be noted that the type of the first functional module and the second functional module does not do specific restriction, it can basis
It is set.For example, when automobile flameout, it is only necessary to surrounding environment sound is monitored just by automobile data recorder, then driving a vehicle
The microphone of recorder just belongs to the second functional module, needs finally to power off；When automobile flameout, it is only necessary to pass through driving recording
The screen image that instrument obtains ambient enviroment needs to break at first then the microphone of automobile data recorder just belongs to the first functional module
Electricity.
It should also be noted that, the power consumption very little of the MCU in electric power controller of the invention, far smaller than vehicle-mounted mobile
The power consumption of terminal.For example, being maintained within 5mA, so that automobile also will not be by automobile storage battery not using in one month
Electricity exhausts.
As it can be seen that the present invention in the case where automobile does not use for a long time, can automatically control the function mould of vehicle mobile terminals
The successive power-off of block prevents the waste of the electricity of automobile storage battery and exhausting for electricity, guarantees that automobile can be used normally.
In one embodiment of the invention, the first kind functional module of vehicle mobile terminals include it is one of following or
It is a variety of: screen；Loudspeaker；Microphone.
In one embodiment of the invention, the second class functional module of vehicle mobile terminals includes: CPU.CPU is powered off
After also mean that vehicle mobile terminals are thoroughly closed, the electricity of automobile storage battery is no longer consumed, automobile storage battery can also be not present
The case where electricity exhausts.
The first functional module and the second functional module in above-described embodiment are a specific embodiment of the invention.The
The type that one functional module and the second functional module specifically include does not do specific restriction herein, can be set according to demand
It is fixed.
Will be so when automobile be struck sparks again, there is no need to consider further that lighting for automobile storage battery is exhausted by vehicle mobile terminals
The case where, each functional module powered off after needing automobile to extinguish is powered again.So in one embodiment of the invention, vapour
Vehicle is flame-out/igniting detection unit 111, it is further adapted for when detecting automotive ignition, to the first Power Management Unit and second
Power Management Unit sends second control signal.
First Power Management Unit 112, suitable for restoring the first kind of vehicle mobile terminals after receiving second control signal
The power supply of functional module.
Second source administrative unit 113 restores the second class function of vehicle mobile terminals after receiving second control signal
The power supply of module.
Fig. 2 shows a kind of electric power controllers for vehicle mobile terminals in accordance with another embodiment of the present invention
Schematic diagram.As shown in Fig. 2, the electric power controller 200 for vehicle mobile terminals includes a micro-control unit MCU210, micro-control
Unit MCU210 processed includes: automobile flameout/igniting detection unit 211, the first Power Management Unit 212, second source management list
Member 213 and timing are timer 2 14, time completion unit 215 and the timer 216 of preset time.Wherein, automobile is put out
Fire/igniting detection unit 211, the first Power Management Unit 212, second source administrative unit 213 and timing are default
The timer 2 14 of time and automobile flameout shown in FIG. 1/igniting detection unit 111, first the 112, second electricity of Power Management Unit
Source control unit 113 and timing are the function having the same of timer 114 of preset time, and identical part is herein not
It repeats again.
Automobile flameout/igniting detection unit 211, is further adapted for when detecting automobile flameout, also to time completion list
Member sends first control signal；And be further adapted for when detecting automotive ignition, also second is sent to time completion unit
Control signal.
Time completion unit 215 suitable for when receiving first control signal, recording the time of brennschuluss time, and starts
The timing since 0 of timer 216；And suitable for when receiving second control signal, according to the time of brennschuluss time and timing
The timing time of device 216 calculates the time at automotive ignition moment, and the time at automotive ignition moment was exported to vehicle-mounted mobile end
The system time unit at end.
Time showing in vehicle mobile terminals obtains network time often by wireless signal in real time, this just needs vapour
Vehicle travels always just feasible in the region for having signal.If automobile enters underground garage and is docked in underground garage,
After automobile flameout, when being again turned on, because the wireless signal in underground garage is bad or does not have signal, then vehicle-mounted
Mobile terminal will be unable to get correct system time, the time of making the product for the only vehicle mobile terminals that may be shown, for example,
Automobile data recorder, then the screen image that automobile data recorder captures under no time calibrating cannot be as in accident treatment
Evidence uses.
The appearance of above situation in order to prevent starts timing when automobile flameout, to prevent after automobile is lighted a fire again,
Time loses.After automobile is lighted a fire again, filled into the time of automobile flameout the time of timing, carry out the operation of time completion,
And export the time after completion to the system time unit of vehicle mobile terminals, vehicle mobile terminals can pass through MCU's
System time unit obtains a correct time.For example, the flame-out time is 9:00, the timing time of timer is 4 hours,
The duration of ignition of so automobile is exactly 13:00.
After the exact time can be obtained by wireless signal after automobile is driven out to the not underground garage of signal, vehicle-mounted shifting
Dynamic terminal can be subject to the temporal information that GPS or network are got.
As it can be seen that the present invention can also make vehicle-mounted in the case where automobile does not have wireless signal that can not get network time
Acquisition for mobile terminal guarantees the availability of the information of vehicle mobile terminals capture, enhances user experience to correct system time.
Under normal conditions, vehicle mobile terminals need to carry out method shown in FIG. 1 to obtain system time to be that should be not leading to
It crosses GPS or network gets temporal information.So the system time unit of vehicle mobile terminals can not pass through GPS or network
When getting temporal information, the time that time completion unit 215 is exported as system time, can pass through GPS or network
When getting temporal information, there is no need to the times of MCU output, and the temporal information that will acquire is as system time.
In one embodiment of the invention, time completion unit 215, suitable for the timing that adds up on the time of brennschuluss time
The timing time of device obtains the time at automotive ignition moment.For example, the flame-out time is 14:00, the timing time of timer is
5 hours, then the duration of ignition of automobile is exactly 19:00.
Fig. 3 shows a kind of schematic diagram of vehicle mobile terminals in accordance with another embodiment of the present invention.As shown in figure 3,
The vehicle mobile terminals 300 include: that power management as shown in Figure 1 or 2 fills 310 and sets.
In one embodiment of the invention, which is automobile data recorder or intelligent back vision mirror.
Fig. 4 shows the flow chart of the method for the power consumption according to an embodiment of the invention for saving vehicle mobile terminals.
As shown in figure 4, this method comprises:
A micro-control unit MCU is added in step S410 in vehicle mobile terminals.
Step S420, MUC control the first kind functional module power-off of vehicle mobile terminals when detecting automobile flameout.
And MCU controls the second class functional module power-off of vehicle mobile terminals after automobile flameout preset time, it is vehicle-mounted to prevent
Mobile terminal exhausts the electricity of vehicular power-bottle.
Because some vehicle mobile terminals will continue to the state kept it turning on after automobile flameout, and then consume automobile storage battery
Electricity, but after automobile flameout open vehicle mobile terminals may only use the partial function in vehicle mobile terminals,
It is exactly necessary function.For example, opening automobile data recorder after automobile flameout is to monitor automobile in the case where not being to use
Environment surrounding automobile situation causes the economic loss of car owner after damage or wilful damage to prevent being understood for appearance, for example, by it
He travel vehicle scratch or by people's malicious damage etc..At this moment, the recording function of the automobile data recorder only used, and its
His function, for example, the functional modules such as screen is shown, Mike do not need to use, if in this case, also continued out
The unnecessary functions module for opening automobile data recorder, will result in the waste of automobile storage battery electricity.
So controlling the first kind of vehicle mobile terminals after the first Power Management Unit 112 receives first control signal
Functional module power-off.Here it is nonessential in the state of automobile flameout that first kind functional module can be vehicle mobile terminals
The functional module of unlatching.
Automobile is in state flame-out for a long time, and (such as user goes on business one month, and automobile parking is up to one in garage
As long as month), the electricity of the storage battery of automobile can be consumed if vehicle mobile terminals are constantly in the state of unlatching.So
When after a period of time, automobile needs to power off the second class functional module of vehicle mobile terminals also in the state of extinguishing,
To prevent vehicle mobile terminals from exhausting the electricity of vehicular power-bottle.It here may be the vehicle-mounted mobile after the second functional module power-off
Terminal is all closed, it is also possible to retain the lesser function of part power consumption.
Timing is previously stored in timer 114.Here timing, which also can according to need, to be set, example
Such as 18h, after first control signal sends 18h, automobile is also in flame-out state, then just directly controlling vehicle mobile terminals
The second class functional module power-off, to prevent vehicle mobile terminals from exhausting the electricity of vehicular power-bottle.
It should be noted that the type of the first functional module and the second functional module does not do specific restriction, it can basis
It is set.For example, when automobile flameout, it is only necessary to surrounding environment sound is monitored just by automobile data recorder, then driving a vehicle
The microphone of recorder just belongs to the second functional module, needs finally to power off；When automobile flameout, it is only necessary to pass through driving recording
The screen image that instrument obtains ambient enviroment needs to break at first then the microphone of automobile data recorder just belongs to the first functional module
Electricity.
It should also be noted that, the power consumption very little of the MCU in electric power controller of the invention, far smaller than vehicle-mounted mobile
The power consumption of terminal.For example, be maintained within 5mA so that automobile even if in one month in also will not be by automobile electricity do not use
Bottle electricity exhausts.
As it can be seen that the present invention in the case where automobile does not use for a long time, can automatically control the function mould of vehicle mobile terminals
The successive power-off of block prevents the waste of the electricity of automobile storage battery and exhausting for electricity, guarantees that automobile can be used normally.
In one embodiment of the invention, the first kind functional module of vehicle mobile terminals include it is one of following or
It is a variety of: screen；Loudspeaker；Microphone.
In one embodiment of the invention, the second class functional module of vehicle mobile terminals includes: CPU.CPU is powered off
After also mean that vehicle mobile terminals are thoroughly closed, the electricity of automobile storage battery is no longer consumed, automobile storage battery can also be not present
The case where electricity exhausts.
The first functional module and the second functional module in above-described embodiment are a specific embodiment of the invention.The
The type that one functional module and the second functional module specifically include does not do specific restriction herein, can be set according to demand
It is fixed.
Will be so when automobile be struck sparks again, there is no need to consider further that lighting for automobile storage battery is exhausted by vehicle mobile terminals
The case where, each functional module powered off after needing automobile to extinguish is powered again.So in one embodiment of the invention, Fig. 4
Shown in method further comprise: MCU restores the confession of each functional module of vehicle mobile terminals when detecting automotive ignition
Electricity.
In one embodiment of the invention, vehicle mobile terminals are automobile data recorder or intelligent back vision mirror.
In one embodiment of the invention, method shown in Fig. 4 further comprises:
MUC records the time of brennschuluss time when detecting automobile flameout, and starts timer timing since 0.
Time showing in vehicle mobile terminals obtains network time often by wireless signal in real time, this just needs vapour
Vehicle travels always just feasible in the region for having signal.If automobile enters underground garage and is docked in underground garage,
After automobile flameout, when being again turned on, because the wireless signal in underground garage is bad or does not have signal, then vehicle-mounted
Mobile terminal will be unable to get correct system time, the time of making the product for the only vehicle mobile terminals that may be shown, for example,
Automobile data recorder, then the screen image that automobile data recorder captures under no time calibrating cannot be as in accident treatment
Evidence uses.
The appearance of above situation in order to prevent starts timing when automobile flameout, to prevent after automobile is lighted a fire again,
Time loses.
MCU calculates automobile when detecting automotive ignition, according to the timing time of the time of brennschuluss time and timer
The time of time of ignition exports the time at automotive ignition moment to the system time unit of vehicle mobile terminals.
After automobile is lighted a fire again, filled into the time of automobile flameout the time of timing, carries out the operation of time completion, and
Time after completion is exported to the system time unit of vehicle mobile terminals, vehicle mobile terminals can be by MCU
Time quantum of uniting obtains a correct time.For example, the flame-out time is 9:00, the timing time of timer is 4 hours, that
The duration of ignition of automobile is exactly 13:00.
After the exact time can be obtained by wireless signal after automobile is driven out to the not underground garage of signal, vehicle-mounted shifting
Dynamic terminal can be subject to the temporal information that GPS or network are got.
As it can be seen that the present invention can also make vehicle-mounted in the case where automobile does not have wireless signal that can not get network time
Acquisition for mobile terminal guarantees the availability of the information of vehicle mobile terminals capture, enhances user experience to correct system time.
Under normal conditions, vehicle mobile terminals need to carry out the above method to obtain system time to be that should be that GPS can not be passed through
Or network gets temporal information.So the system time unit of vehicle mobile terminals can not got by GPS or network
It,, will when temporal information can be got by GPS or network using the time of MCU output as system time when temporal information
The temporal information of acquisition is as system time.
In one embodiment of the invention, automobile is calculated according to the timing time of the time of brennschuluss time and timer
The time of time of ignition is the timing time of the accumulation timer on the time of brennschuluss time, obtain the automotive ignition moment when
Between.For example, the flame-out time is 14:00, the timing time of timer is 5 hours, then the duration of ignition of automobile is exactly 19:
00。
In conclusion according to the technique and scheme of the present invention, a micro-control unit CPU is set in electric power controller,
When detecting automobile flameout, the first Power Management Unit into micro-control unit CPU and second source administrative unit send the
One control signal；First Power Management Unit controls the first kind function mould of vehicle mobile terminals after receiving first control signal
Block power-off, and second source administrative unit starts timer after receiving first control signal, reaches timing in timer
When control vehicle mobile terminals the second class functional module power-off, to prevent vehicle mobile terminals from exhausting the electricity of vehicular power-bottle.
As it can be seen that the present invention in the case where automobile does not use for a long time, can automatically control the successive of the functional module of vehicle mobile terminals
Power-off, prevents the waste of the electricity of automobile storage battery and exhausting for electricity, guarantees that automobile can be used normally.
It should be understood that
Algorithm and display be not inherently related to any certain computer, virtual bench or other equipment provided herein.
Various fexible units can also be used together with teachings based herein.As described above, it constructs required by this kind of device
Structure be obvious.In addition, the present invention is also not directed to any particular programming language.It should be understood that can use various
Programming language realizes summary of the invention described herein, and the description done above to language-specific is to disclose this hair
Bright preferred forms.
In the instructions provided here, numerous specific details are set forth.It is to be appreciated, however, that implementation of the invention
Example can be practiced without these specific details.In some instances, well known method, structure is not been shown in detail
And technology, so as not to obscure the understanding of this specification.
Similarly, it should be understood that in order to simplify the disclosure and help to understand one or more of the various inventive aspects,
Above in the description of exemplary embodiment of the present invention, each feature of the invention is grouped together into single implementation sometimes
In example, figure or descriptions thereof.However, the disclosed method should not be interpreted as reflecting the following intention: i.e. required to protect
Shield the present invention claims features more more than feature expressly recited in each claim.More precisely, as following
Claims reflect as, inventive aspect is all features less than single embodiment disclosed above.Therefore,
Thus the claims for following specific embodiment are expressly incorporated in the specific embodiment, wherein each claim itself
All as a separate embodiment of the present invention.
Those skilled in the art will understand that can be carried out adaptively to the module in the equipment in embodiment
Change and they are arranged in one or more devices different from this embodiment.It can be the module or list in embodiment
Member or component are combined into a module or unit or component, and furthermore they can be divided into multiple submodule or subelement or
Sub-component.Other than such feature and/or at least some of process or unit exclude each other, it can use any
Combination is to all features disclosed in this specification (including adjoint claim, abstract and attached drawing) and so disclosed
All process or units of what method or apparatus are combined.Unless expressly stated otherwise, this specification is (including adjoint power
Benefit require, abstract and attached drawing) disclosed in each feature can carry out generation with an alternative feature that provides the same, equivalent, or similar purpose
It replaces.
In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other embodiments
In included certain features rather than other feature, but the combination of the feature of different embodiments mean it is of the invention
Within the scope of and form different embodiments.For example, in the following claims, embodiment claimed is appointed
Meaning one of can in any combination mode come using.
Various component embodiments of the invention can be implemented in hardware, or to run on one or more processors
Software module realize, or be implemented in a combination thereof.It will be understood by those of skill in the art that can be used in practice
Microprocessor or digital signal processor (DSP) realize the power supply according to an embodiment of the present invention for vehicle mobile terminals
The some or all functions of some or all components in managing device and vehicle mobile terminals.The present invention can also realize
It is some or all device or device programs for executing method as described herein (for example, computer program
And computer program product).It is such to realize that program of the invention can store on a computer-readable medium, or can have
There is the form of one or more signal.Such signal can be downloaded from an internet website to obtain, or in carrier signal
Upper offer, or be provided in any other form.
It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and ability
Field technique personnel can be designed alternative embodiment without departing from the scope of the appended claims.In the claims,
Any reference symbol between parentheses should not be configured to limitations on claims.Word "comprising" does not exclude the presence of not
Element or step listed in the claims.Word "a" or "an" located in front of the element does not exclude the presence of multiple such
Element.The present invention can be by means of including the hardware of several different elements and being come by means of properly programmed computer real
It is existing.In the unit claims listing several devices, several in these devices can be through the same hardware branch
To embody.The use of word first, second, and third does not indicate any sequence.These words can be explained and be run after fame
Claim.
The invention discloses A1, a kind of electric power controller for vehicle mobile terminals, wherein the device includes one
Micro-control unit MCU；The MCU includes: automobile flameout/igniting detection unit, the first Power Management Unit, second source management
Unit and timing are the timer of preset time；
Automobile flameout/igniting detection unit, suitable for when detecting automobile flameout, to the first Power Management Unit and second
Power Management Unit sends first control signal；
First Power Management Unit controls the first kind functional module of vehicle mobile terminals after receiving first control signal
Power-off；
Second source administrative unit, starts timer after receiving first control signal, reaches timing in timer
When control vehicle mobile terminals the second class functional module power-off, to prevent vehicle mobile terminals from exhausting the electricity of vehicular power-bottle.
A2, electric power controller as described in a1, wherein the first kind functional module of the vehicle mobile terminals includes such as
It is one of lower or a variety of:
Screen；
Loudspeaker；
Microphone.
A3, the electric power controller as described in A1, wherein the second class functional module of the vehicle mobile terminals includes:
CPU。
A4, electric power controller as described in a1, wherein
Automobile flameout/igniting detection unit, is further adapted for when detecting automotive ignition, to the first Power Management Unit
Second control signal is sent with second source administrative unit；
First Power Management Unit, suitable for restoring the first kind function of vehicle mobile terminals after receiving second control signal
The power supply of module；
Second source administrative unit restores the second class functional module of vehicle mobile terminals after receiving second control signal
Power supply.
A5, electric power controller as described in a1, wherein the MCU further include: time completion unit and timer；
The automobile flameout/igniting detection unit, is further adapted for when detecting automobile flameout, also to time completion list
Member sends first control signal；And be further adapted for when detecting automotive ignition, also second is sent to time completion unit
Control signal；
The time completion unit suitable for when receiving first control signal, recording the time of brennschuluss time, and starts
Timer timing since 0；And suitable for when receiving second control signal, according to the time of brennschuluss time and timer
Timing time calculates the time at automotive ignition moment, and the time at automotive ignition moment is exported to the system of vehicle mobile terminals
Time quantum；
Wherein, the system time unit of vehicle mobile terminals, will when that can not get temporal information by GPS or network
The time of time completion unit output will acquire as system time when that can get temporal information by GPS or network
Temporal information as system time.
A6, device as described in a5, wherein
The time completion unit obtains automobile suitable for the timing time of the accumulation timer on the time of brennschuluss time
The time of time of ignition.
The invention also discloses B7, a kind of vehicle mobile terminals, wherein the vehicle mobile terminals include as appointed in A1-A6
Electric power controller described in one.
B8, the vehicle mobile terminals as described in B7, wherein the vehicle mobile terminals are automobile data recorder or intelligent back vision mirror.
The invention also discloses C9, a kind of method for the power consumption for saving vehicle mobile terminals, wherein this method comprises:
A micro-control unit MCU is added in vehicle mobile terminals；
The MUC controls the first kind functional module power-off of vehicle mobile terminals when detecting automobile flameout；
And the MCU, after automobile flameout preset time, the second class functional module for controlling vehicle mobile terminals is disconnected
Electricity, to prevent vehicle mobile terminals from exhausting the electricity of vehicular power-bottle.
C10, the method as described in C9, wherein the first kind functional module of the vehicle mobile terminals includes in following
It is one or more:
Screen；
Loudspeaker；
Microphone.
C11, the method as described in C9, wherein the second class functional module of the vehicle mobile terminals includes:
CPU。
C12, the method as described in C9, wherein this method further comprises:
The MCU restores the power supply of each functional module of vehicle mobile terminals when detecting automotive ignition.
C13, the method as described in C9, wherein
The vehicle mobile terminals are automobile data recorder or intelligent back vision mirror.
C14, the method as described in any one of C9-C13, wherein this method further comprises:
The MUC records the time of brennschuluss time when detecting automobile flameout, and starts timer timing since 0；
The MCU is calculated when detecting automotive ignition according to the timing time of the time of brennschuluss time and timer
The time at automotive ignition moment exports the time at automotive ignition moment to the system time unit of vehicle mobile terminals；
Wherein, the system time unit of the vehicle mobile terminals can not get temporal information by GPS or network
When, using MCU output time as system time, when temporal information can be got by GPS or network, will acquire when
Between information as system time.
C15, the method as described in C14, wherein vapour is calculated according to the timing time of the time of brennschuluss time and timer
The time of vehicle time of ignition,
The timing time of accumulation timer on the time of brennschuluss time, obtains the time at automotive ignition moment.
Claims (15)
1. a kind of electric power controller for vehicle mobile terminals, wherein the device includes a micro-control unit MCU；Institute
Stating MCU includes: automobile flameout/igniting detection unit, the first Power Management Unit, second source administrative unit and timing
For the timer of preset time；
Automobile flameout/igniting detection unit, suitable for when detecting automobile flameout, to the first Power Management Unit and second source
Administrative unit sends first control signal；
First Power Management Unit, the first kind functional module that vehicle mobile terminals are controlled after receiving first control signal are disconnected
Electricity；
Second source administrative unit, starts timer after receiving first control signal, reaches timing time control in timer
Second class functional module of vehicle mobile terminals processed powers off, to prevent vehicle mobile terminals from exhausting the electricity of vehicular power-bottle；
The MCU further include: time completion unit and timer；
The automobile flameout/igniting detection unit, is further adapted for when detecting automobile flameout, also sends out to time completion unit
Send first control signal；And be further adapted for when detecting automotive ignition, also the second control is sent to time completion unit
Signal；
The time completion unit suitable for when receiving first control signal, recording the time of brennschuluss time, and starts timing
Device timing since 0；And suitable for when receiving second control signal, according to the timing of the time of brennschuluss time and timer
Time calculates the time at automotive ignition moment, and the time at automotive ignition moment is exported to the system time of vehicle mobile terminals
Unit.
2. electric power controller as described in claim 1, wherein the first kind functional module of the vehicle mobile terminals includes
It is one of following or a variety of:
Screen；
Loudspeaker；
Microphone.
3. electric power controller as described in claim 1, wherein the second class functional module of the vehicle mobile terminals includes:
CPU。
4. electric power controller as described in claim 1, wherein
Automobile flameout/igniting detection unit, is further adapted for when detecting automotive ignition, to the first Power Management Unit and
Two Power Management Unit send second control signal；
First Power Management Unit, suitable for restoring the first kind functional module of vehicle mobile terminals after receiving second control signal
Power supply；
Second source administrative unit restores the confession of the second class functional module of vehicle mobile terminals after receiving second control signal
Electricity.
5. electric power controller as described in claim 1, wherein
The system time unit of vehicle mobile terminals is when that can not get temporal information by GPS or network, by time completion
The time of unit output, when that can get temporal information by GPS or network, the time that will acquire believed as system time
Breath is used as system time.
6. device as claimed in claim 5, wherein
The time completion unit obtains automotive ignition suitable for the timing time of the accumulation timer on the time of brennschuluss time
The time at moment.
7. a kind of vehicle mobile terminals, wherein the vehicle mobile terminals include such as power supply of any of claims 1-6
Managing device.
8. vehicle mobile terminals as claimed in claim 7, wherein the vehicle mobile terminals are automobile data recorder or intelligent back vision
Mirror.
9. a kind of method for the power consumption for saving vehicle mobile terminals, wherein this method comprises:
A micro-control unit MCU is added in vehicle mobile terminals；
The MCU controls the first kind functional module power-off of vehicle mobile terminals when detecting automobile flameout；
And the MCU controls the second class functional module power-off of vehicle mobile terminals after automobile flameout preset time, with
Prevent vehicle mobile terminals from exhausting the electricity of vehicular power-bottle；
This method further comprises:
The MCU records the time of brennschuluss time when detecting automobile flameout, and starts timer timing since 0；
The MCU calculates automobile when detecting automotive ignition, according to the timing time of the time of brennschuluss time and timer
The time of time of ignition exports the time at automotive ignition moment to the system time unit of vehicle mobile terminals.
10. method as claimed in claim 9, wherein the first kind functional module of the vehicle mobile terminals includes in following
It is one or more:
Screen；
Loudspeaker；
Microphone.
11. method as claimed in claim 9, wherein the second class functional module of the vehicle mobile terminals includes:
CPU。
12. method as claimed in claim 9, wherein this method further comprises:
The MCU restores the power supply of each functional module of vehicle mobile terminals when detecting automotive ignition.
13. method as claimed in claim 9, wherein
The vehicle mobile terminals are automobile data recorder or intelligent back vision mirror.
14. the method as described in any one of claim 9-13, wherein
The system time unit of the vehicle mobile terminals is defeated by MCU when that can not get temporal information by GPS or network
Time out as system time, when temporal information can be got by GPS or network, the temporal information conduct that will acquire
System time.
15. method as claimed in claim 14, wherein calculated according to the timing time of the time of brennschuluss time and timer
The time at automotive ignition moment,
The timing time of accumulation timer on the time of brennschuluss time, obtains the time at automotive ignition moment.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611249883.5A CN106671910B (en) | 2016-12-29 | 2016-12-29 | A kind of electric power controller, vehicle mobile terminals and the method for saving its power consumption |
| PCT/CN2017/118865 WO2018121566A1 (en) | 2016-12-29 | 2017-12-27 | Power supply management apparatus, vehicle mobile terminal and method for reducing power consumption thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611249883.5A CN106671910B (en) | 2016-12-29 | 2016-12-29 | A kind of electric power controller, vehicle mobile terminals and the method for saving its power consumption |
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| Publication Number | Publication Date |
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| CN106671910A CN106671910A (en) | 2017-05-17 |
| CN106671910B true CN106671910B (en) | 2019-05-24 |
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| CN201611249883.5A Active CN106671910B (en) | 2016-12-29 | 2016-12-29 | A kind of electric power controller, vehicle mobile terminals and the method for saving its power consumption |
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| WO (1) | WO2018121566A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106671910B (en) * | 2016-12-29 | 2019-05-24 | 北京奇虎科技有限公司 | A kind of electric power controller, vehicle mobile terminals and the method for saving its power consumption |
| CN108153555A (en) * | 2017-12-21 | 2018-06-12 | 上海新案数字科技有限公司 | Car intellectual backsight mirror closedown method and system |
| CN110758631A (en) * | 2018-07-27 | 2020-02-07 | 天心工业股份有限公司 | Power control assembly, system and control method for bicycle electronic device |
| CN109572600A (en) * | 2018-11-20 | 2019-04-05 | 福建工程学院 | Can detecting vehicle operating condition switching device and control method |
| CN112918409B (en) * | 2019-12-06 | 2023-09-29 | 厦门雅迅网络股份有限公司 | Power management system |
| CN113246886B (en) * | 2021-04-28 | 2023-07-11 | 武汉路特斯汽车有限公司 | Power supply state control method and device and computer storage medium |
| CN114202824A (en) * | 2021-11-05 | 2022-03-18 | 一汽奔腾轿车有限公司 | Method for monitoring external scene of vehicle in parking state |
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| CN106671910A (en) | 2017-05-17 |
| WO2018121566A1 (en) | 2018-07-05 |
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