CN105069862B - Drive recorder and its control method are not powered off - Google Patents
Drive recorder and its control method are not powered off Download PDFInfo
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- CN105069862B CN105069862B CN201510495097.2A CN201510495097A CN105069862B CN 105069862 B CN105069862 B CN 105069862B CN 201510495097 A CN201510495097 A CN 201510495097A CN 105069862 B CN105069862 B CN 105069862B
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Abstract
The present invention discloses one kind and does not power off drive recorder and its control method, and the recorder includes back-up source module, vehicle power supply module, internal electric source module, vehicle switch detection module and drive recorder operational module.When vehicle switch detection module detects the enabling signal of vehicle power supply module, vehicle power supply module gives internal electric source module for power supply, and then is powered to drive recorder operational module；When vehicle switch detection module detects vehicle power supply module from service, back-up source module is powered to the image procossing power supply power supply in internal electric source module to the graphics processing unit in drive recorder operational module.When the present invention realizes vehicle parking, back-up source is powered to graphics processing unit, is allowed to normal work, realizes video recording pickup, processing and store function to vehicle-periphery.
Description
Technical field
The present invention relates to a kind of technical field of drive recorder, more particularly to a kind of do not power off row in vehicle parking
Car recorder and its control method.
Background technology
As the improvement of people's living standards, automobile is increasingly popularized, the skill in terms of its security, comfortableness and convenience
Art renewal is more and more faster, and the product such as drive recorder related to vehicle safety performance arises at the historic moment.Drive recorder records
The instrument of the relevent informations such as image and sound in vehicle traveling way, after installing drive recorder, is able to record that running car is complete
The video image and sound of process, evidence can be provided for traffic accident, equivalent to black box.
Traditional drive recorder is typically that work is begun to after car engine, records the image money in driving conditions
Material.After car owner gets off automobile parking, vehicle is in order to ensure that the enough supply voltages of battery are again started up vehicle, so can cut
The power supply for many equipment of breaking, drive recorder is no exception, must also be stopped, in spite of few part drive recorder itself band
There are some batteries, but the working time is all very short.As in this case, when our vehicles are destroyed or wiping is touched, can not just looked for
To the truth of the matter.Especially park at night, typically the second talent can go to drive, every several hours even more than ten hour,
The car owner even also having can stop several days, and during car owner is stopped, vehicle is likely to meeting by external world, and in this phase
Between, it can not accomplish to monitor always by traditional drive recorder.
The content of the invention
For weak point present in above-mentioned technology, the present invention provides a kind of monitoring sustainable in vehicle parking not
Power off drive recorder and its control method
In order to achieve the above object, the present invention is a kind of does not power off drive recorder and its control method, including back-up source
Module, vehicle power supply module, internal electric source module, vehicle switch detection module and drive recorder operational module；The inside
Power module includes image procossing power supply and conventional treatment power supply；The drive recorder operational module includes graphics processing unit
And conventional processing unit；The vehicle switch detection module includes vehicle launch detection unit, the first electronic switch and the second electricity
Sub switch；The vehicle power supply module electrically connects with vehicle launch detection unit input, and the vehicle launch detection unit is defeated
Go out end to electrically connect with the first electronic switch input and the second electronic switch input respectively, the first electronic switch output end
Electrically connected with internal electric source module, the internal electric source module electrically connects with drive recorder operational module；The back-up source
Module electrically connects with the second electronic switch input, the second electronic switch output end and image procossing power electric connection, institute
Image procossing power supply is stated to electrically connect with graphics processing unit；
When the vehicle launch detection unit detects the enabling signal of vehicle power supply module, closed to the first electronic switch
Signal, while to the second electronic switch open signal；The vehicle power supply module gives internal electric source module for power supply, described interior
Portion's power module is powered to drive recorder operational module；
When the vehicle launch detection unit can't detect the enabling signal of vehicle power supply module, beaten to the first electronic switch
The signal opened, while to the signal of the second electronic switch closure；The back-up source module is powered to image procossing power supply, described
Image procossing power supply is powered to graphics processing unit.
Wherein, the back-up source module includes back-up source and charging circuit, and the vehicle power supply module includes vehicle
Generator and Vehicular battery；The electric generator of vehicle electrically connects with vehicle launch detection unit input, and the vehicle power generation
Machine is electrically connected with Vehicular battery, and the Vehicular battery is electrically connected by charging circuit with back-up source.
Wherein, described image processing power supply includes camera power subsystem and image storage processing power subsystem, the figure
As processing unit includes image processor, image storage section, image pick-uping part and central processing unit；The back-up source leads to
The second electronic switch is crossed to electrically connect with camera power subsystem and image storage processing power subsystem respectively；The camera power supply
Unit electrically connects with image pick-uping part；And described image pick-up part electrically connects with image processor input；Described image
Storage processing power subsystem electrically connected with central processing unit input, and the central processing unit output end respectively with image procossing
Device input and image storage section electrical connection；Described image processor output end electrically connects with image storage section.
Wherein, the conventional treatment power supply includes display portion power subsystem and wireless transmitter receiver power subsystem；It is described
Conventional processing unit includes display components and wireless transmitter receiver part；The Vehicular battery is distinguished by the first electronic switch
With camera power subsystem, image storage processing power subsystem, display portion power subsystem and wireless transmitter receiver power subsystem
Electrical connection；Display portion power subsystem and the display components electrical connection；The wireless transmitter receiver power subsystem with it is wireless
Launch receiving part electrical connection；Described image processor output end is electrically connected with display components and wireless transmitter receiver part respectively
Connect.
Wherein, the internal electric source module also includes power supply rectification filter part and power filter part；The vehicle electrical
Pond is electrically connected with charging circuit and the first electronic switch input respectively by power supply rectification filter part；The back-up source leads to
Power filter part is crossed to electrically connect with the second electronic switch input.
To achieve the above object, the present invention also provides one kind and does not power off drive recorder and its control method, detects vehicle
Whether generator starts；If detecting startup, the first electronic switch closure, and by Vehicular battery to internal electric source module and
Back-up source charges；If detecting, electric generator of vehicle is stopped, and the second electronic switch closes merga pass back-up source to figure
As processing power supply power supply.
Wherein, if detecting, electric generator of vehicle starts, and Vehicular battery is charged by charging circuit to back-up source；If inspection
Measure electric generator of vehicle to be stopped, then Vehicular battery stops charging to back-up source.
Wherein, if detecting, electric generator of vehicle starts, after Vehicular battery is by power supply rectification filter part filtering process
Charged to internal electric source module and back-up source；If detecting, electric generator of vehicle is stopped, and back-up source is filtered by power supply
Powered after parts for wave filtering process to image procossing power supply.
The beneficial effects of the invention are as follows：Compared with prior art, one kind provided by the invention do not power off drive recorder and
Its control method, by increasing a back-up source module to conventional drive recorder, and examined by vehicle switch detection module
Whether measuring car starts, and when detecting vehicle launch, vehicle power supply module is powered to drive recorder operational module, remembers driving
Record instrument operational module normal work；Can't detect vehicle launch i.e. vehicle stop when, vehicle power supply module is stopped power supply, and standby
Power module is powered, and makes graphics processing unit normal work.The sharpest edges of the present invention are：
（1）Starting back-up source module for power supply during parking so that persistently vehicle-periphery can be recorded when vehicle stops,
Video record, processing can be provided during the bad rows such as the destruction when criminal occur in parking to vehicle and is stored, to solve a case
Strong evidence is provided；
（2）Vehicle power supply module is stopped power supply during parking, and back-up source module is only powered to graphics processing unit so that one
A little powerful units such as show that video recording, wireless transmission video signal are stopped, and so as to reduce power consumption, save the energy.
Brief description of the drawings
Fig. 1 is the working envelope figure that the present invention does not power off drive recorder；
Fig. 2 is Fig. 1 specific works block diagram；
Fig. 3 is the step flow chart for the control method that the present invention does not power off drive recorder.
Main element symbol description is as follows：
1st, back-up source module 10, back-up source
11st, charging circuit
2nd, vehicle power supply module
20th, electric generator of vehicle 21, Vehicular battery
3rd, internal electric source module 30, image procossing power supply
300th, camera power subsystem 301, image storage processing power subsystem
31st, conventional treatment power supply 310, display portion power subsystem
311st, wireless transmitter receiver power subsystem 32, power supply rectification filter part
33rd, power filter part
4th, vehicle switch detection module
40th, vehicle launch detection unit 41, the first electronic switch
42nd, the second electronic switch
5th, drive recorder operational module
50th, graphics processing unit 500, image processor
501st, image storage section 502, image pick-uping part
503rd, central processing unit 51, conventional processing unit
510th, display components 511, wireless transmitter receiver part
Embodiment
In order to more clearly state the present invention, the present invention is further described below in conjunction with the accompanying drawings.
Refering to Fig. 1-2, present invention one kind does not power off drive recorder, including back-up source module 1, vehicle power supply module 2,
Internal electric source module 3, vehicle switch detection module 4 and drive recorder operational module 5；Internal electric source module 3 is included at image
Manage power supply 30 and conventional treatment power supply 31；Drive recorder operational module 5 includes graphics processing unit 50 and conventional processing unit
51；Vehicle switch detection module 4 includes vehicle launch detection unit 40, the first electronic switch 41 and the second electronic switch 42；Car
Power module 2 electrically connects with the input of vehicle launch detection unit 40, and the output end of vehicle launch detection unit 40 is respectively with
The input of one electronic switch 41 and the electrical connection of the input of the second electronic switch 42, the output end of the first electronic switch 41 and internal electric source
Module 3 electrically connects, and internal electric source module 3 electrically connects with drive recorder operational module 5；The electronics of back-up source module 1 and second
The electrical connection of 42 inputs is switched, the output end of the second electronic switch 42 electrically connects with image procossing power supply 30, image procossing power supply 30
Electrically connected with graphics processing unit 50；
When vehicle launch detection unit 40 detects the enabling signal of vehicle power supply module 2, closed to the first electronic switch 41
The signal of conjunction, while the signal opened to the second electronic switch 42；Vehicle power supply module 2 is powered to internal electric source module 3, internal
Power module 3 is powered to drive recorder operational module 5；
When vehicle launch detection unit 40 can't detect the enabling signal of vehicle power supply module 2, to the first electronic switch 41
The signal of opening, while to the signal of the second electronic switch 42 closure；Back-up source module 1 is powered to image procossing power supply 30,
Image procossing power supply 30 is powered to graphics processing unit 50.
Advantage of the invention is that：Compared with prior art, one kind provided by the invention does not power off drive recorder, passes through
Increase a back-up source module 1 to conventional drive recorder, and detect whether vehicle opens by vehicle switch detection module 4
Dynamic, when detecting vehicle launch, vehicle power supply module 2 is powered to drive recorder operational module 5, makes drive recorder Working mould
The normal work of block 5；Can't detect vehicle launch i.e. vehicle stop when, vehicle power supply module 2 is stopped power supply, and back-up source module
1 power supply, makes the normal work of graphics processing unit 50.The sharpest edges of the present invention are：
（1）Start back-up source module 1 during parking to power so that when vehicle stops persistently remembering vehicle-periphery
Video record, processing can be provided and stored during the bad row such as record, the destruction when criminal occur in parking to vehicle, be broken
Case provides strong evidence；
（2）Vehicle power supply module 2 is stopped power supply during parking, and back-up source module 1 is powered to graphics processing unit 50, is made
Obtain some powerful units and such as show that video recording, wireless transmission video signal are stopped, so as to reduce power consumption, save energy
Source.
In the present embodiment, back-up source module 1 includes back-up source 10 and charging circuit 11, and back-up source 10 is solid-state
Power supply, capacity can be 10000MAH to 50000MAH, and vehicle power supply module 2 includes electric generator of vehicle 20 and Vehicular battery 21；
Electric generator of vehicle 20 electrically connects with the input of vehicle launch detection unit 40, and electric generator of vehicle 20 is electrically connected with Vehicular battery 21
Connect, Vehicular battery 21 is electrically connected by charging circuit 11 with back-up source 10.
In the present embodiment, image procossing power supply 30 includes camera power subsystem 300 and image storage processing power subsystem
301, graphics processing unit 50 includes image processor 500, image storage section 501, image pick-uping part 502 and central processing
Device 503；
Camera power subsystem 300 is electrically connected by the second electronic switch 42 with back-up source 10, and camera power supply list
Member 300 is electrically connected by the first electronic switch 41 with Vehicular battery 21；Camera power subsystem 300 and image pick-uping part 502
Electrical connection；Image pick-uping part 502 electrically connects with the input of image processor 500；Back-up source 10 passes through the second electronic switch
42 electrically connect with camera power subsystem 300 and image storage processing power subsystem 301 respectively；Camera power subsystem 300 with
Image pick-uping part 501 electrically connects；And image pick-uping part 501 electrically connects with the input of image processor 500；At image storage
Reason power subsystem 301 electrically connected with the input of central processing unit 503, and the output end of central processing unit 503 respectively with image procossing
The input of device 500 and image storage section 501 electrically connect；The output end of image processor 500 is electrically connected with image storage section 501
Connect.
Camera power subsystem 300 is powered to image pick-uping part 502, vision signal caused by image pick-uping part 502
Image processor 500 is flowed into, after the processing of image processor 500, vision signal flows into image storage section 501 and stored.
In the present embodiment, conventional treatment power supply 31 also includes display portion power subsystem 310 and wireless transmitter receiver power supply
Unit 311；Conventional processing unit 51 includes display components 510 and wireless transmitter receiver part 511；Vehicular battery 21 passes through
One electronic switch 41 handles power subsystem 301, display portion power subsystem with camera power subsystem 300, image storage respectively
310 and wireless transmitter receiver power subsystem 311 electrically connect；Display portion power subsystem 310 and display components 510 electrically connect；
Wireless transmitter receiver power subsystem 311 electrically connects with wireless transmitter receiver part 511；The output end of image processor 500 respectively with
Display components 510 and wireless transmitter receiver part 511 electrically connect.
Vision signal flows into display components 510 after the processing of image processor 500 and is shown that vision signal is through image
Wireless transmitter receiver part 511 is flowed into after the processing of processor 500 to be allowed to realize wireless transmission.
Image storage processing power subsystem 301 is powered to central processing unit 503, and central processing unit 503 is to drive recorder
The execution logic computing of operational module 5, deposit and control instruction.
In the present embodiment, internal electric source module 3 also includes power supply rectification filter part 32 and power filter part 33；Vehicle
Battery 21 is electrically connected with the input of 11 and first electronic switch of charging circuit 41 respectively by power supply rectification filter part 32；Standby
Power supply 10 is electrically connected by power filter part 33 with the input of the second electronic switch 42；
First electronic switch 41 closes after receiving enabling signal, and the electric current of Vehicular battery 21 flows into power supply rectification filter part
32, by the filtering process of power supply rectification filter part 32, charging circuit 11 is flowed into, charging instruction is performed to back-up source 10；
Second electronic switch 42 closes after receiving enabling signal, and the electric current of back-up source 10 flows into power filter part 33, leads to
The filtering process of power filter part 33 is crossed, camera power subsystem 300 and image storage processing power subsystem 301 are flowed into, to figure
As processing power supply 30 is powered.
Referring to Fig. 3, a kind of control method for not powering off drive recorder provided by the invention, detects electric generator of vehicle 20
Whether start；If detecting startup, the first electronic switch 41 closes, and by Vehicular battery 21 to internal electric source module 3 and
Back-up source 10 charges；If detecting, electric generator of vehicle 20 is stopped, and the second electronic switch 42 closes merga pass standby electricity
Source 10 powers to image procossing power supply 30.
Wherein, if detecting, electric generator of vehicle 20 starts, and Vehicular battery 21 gives back-up source 10 by charging circuit 11
Charging；If detecting, electric generator of vehicle 20 is stopped, and Vehicular battery 21 stops charging to back-up source 10.
Wherein, if detecting, electric generator of vehicle 20 starts, and Vehicular battery 21 is filtered by power supply rectification filter part 32
Charged after processing to internal electric source module 3 and back-up source 10；If detecting, electric generator of vehicle 20 is stopped, back-up source
10 after the filtering process of power filter part 33 to image procossing power supply 30 by powering.
The specific advantage of the present invention is：
（1）The control method for not powering off drive recorder of the present invention, when driving, vehicle launch detection unit 40
Detect that electric generator of vehicle 20 starts, and signal is passed into the first electronic switch 41 and the second electronic switch 42, the first electronics
Switch 41 is closed and the second electronic switch 42 is opened, and the electric current of Vehicular battery 21 passes through the filtering process of power supply rectification filter part 32
Afterwards, to module for power supply all in drive recorder module 5, i.e. graphics processing unit 50 and conventional processing unit 51, and pass through
Central processing unit 503 makes that the present invention's is continuous to the execution logic computing of drive recorder operational module 5, deposit and control instruction
Electric drive recorder driving when can smoothly carry out vehicle-periphery is recorded a video, video record processing, storage, display and wirelessly
Launch work；
（2）The present invention's does not power off drive recorder in driving, and vehicle power supply module 2 passes through to internal electric source module 3
Power supply, and then supply electricity to drive recorder operational module 5 and work.Period, the Vehicular battery 21 in vehicle power supply module 2 pass through electricity
After the filtering process of source filter part 33, charged by charging circuit 11 to back-up source 10, and back-up source 10 is solid-state electricity
Source, and capacity can be from 10000MAH to 50000MAH so that there is sufficiently large electricity during parking so as to reach lasting confession
The effect of electricity；
（3）The present invention's does not power off drive recorder in parking, because vehicle launch detection unit 40 can't detect car
The startup of generator 20, and signal is passed into the first electronic switch 41 and the second electronic switch 42, the first electronic switch 41
Open and the second electronic switch 42 closes, the first electronic switch 41 open after, Vehicular battery 21 stops to whole drive recorder
Operational module 5 is powered, and so as to reduce the power consumption of Vehicular battery 21, saves the energy.At the same time, back-up source 10 starts,
Bio-occlusion image procossing power supply 30 is powered, and so as to be powered to graphics processing unit 50, and passes through the execution logic of central processing unit 503
Computing, deposit and control instruction, the drive recorder that do not power off of the present invention is set smoothly to carry out to vehicle periphery ring in parking
Border is recorded a video, video record processing, storage, work.
Disclosed above is only several specific embodiments of the present invention, but the present invention is not limited to this, any ability
What the technical staff in domain can think change should all fall into protection scope of the present invention.
Claims (4)
1. one kind does not power off drive recorder, it is characterised in that including back-up source module, vehicle power supply module, internal electric source
Module, vehicle switch detection module and drive recorder operational module；The internal electric source module include image procossing power supply and
Conventional treatment power supply；The drive recorder operational module includes graphics processing unit and conventional processing unit；The vehicle is cut
Changing detection module includes vehicle launch detection unit, the first electronic switch and the second electronic switch；The vehicle power supply module with
Vehicle launch detection unit input electrically connects, and the vehicle launch detection unit output end inputs with the first electronic switch respectively
End and the electrical connection of the second electronic switch input, the first electronic switch output end electrically connects with internal electric source module, described
Internal electric source module electrically connects with drive recorder operational module；The back-up source module and the second electronic switch input electricity
Connection, the second electronic switch output end and image procossing power electric connection, described image processing power supply and image procossing list
Member electrical connection；
When the vehicle launch detection unit detects the enabling signal of vehicle power supply module, the letter to the first electronic switch closure
Number, while the signal opened to the second electronic switch；The vehicle power supply module gives internal electric source module for power supply, the internal electricity
Source module is powered to drive recorder operational module；
When the vehicle launch detection unit can't detect the enabling signal of vehicle power supply module, opened to the first electronic switch
Signal, while to the signal of the second electronic switch closure；The back-up source module is powered to image procossing power supply, described image
Power supply is handled to power to graphics processing unit；
The back-up source module includes back-up source and charging circuit, and the vehicle power supply module includes electric generator of vehicle and car
Battery；The electric generator of vehicle electrically connects with vehicle launch detection unit input, and the electric generator of vehicle and vehicle electrical
Pond is electrically connected, and the Vehicular battery is electrically connected by charging circuit with back-up source；
The internal electric source module also includes power supply rectification filter part and power filter part；The Vehicular battery passes through power supply
Rectifying and wave-filtering part electrically connects with charging circuit and the first electronic switch input respectively；The back-up source passes through power filter
Part electrically connects with the second electronic switch input.
2. according to claim 1 do not power off drive recorder, it is characterised in that described image processing power supply includes shooting
Head power subsystem and image storage processing power subsystem, described image processing unit include image processor, image storage section,
Image pick-uping part and central processing unit；The back-up source by the second electronic switch respectively with camera power subsystem and figure
As storage processing power subsystem electrical connection；The camera power subsystem electrically connects with image pick-uping part；And described image is picked up
Part is taken to be electrically connected with image processor input；Described image storage processing power subsystem is electrically connected with central processing unit input
Connect, and the central processing unit output end electrically connects with image processor input and image storage section respectively；Described image
Processor output end electrically connects with image storage section.
3. according to claim 2 do not power off drive recorder, it is characterised in that the conventional treatment power supply includes display
Partial power unit and wireless transmitter receiver power subsystem；The conventional processing unit includes display components and wireless transmission connects
Receive part；The Vehicular battery by the first electronic switch respectively with camera power subsystem, image storage processing power subsystem,
Display portion power subsystem and the electrical connection of wireless transmitter receiver power subsystem；The display portion power subsystem and display components
Electrical connection；The wireless transmitter receiver power subsystem electrically connects with wireless transmitter receiver part；Described image processor output end
Electrically connected respectively with display components and wireless transmitter receiver part.
4. a kind of a kind of control method for not powering off drive recorder based on described in claim 1-3 any one, its feature
It is, whether detection electric generator of vehicle starts；If detecting startup, the first electronic switch closure, and given by Vehicular battery
Internal electric source module and back-up source charging；If detecting, electric generator of vehicle is stopped, and the second electronic switch is closed and led to
Later stand-by power source is powered to image procossing power supply；
If detecting, electric generator of vehicle starts, and Vehicular battery is charged by charging circuit to back-up source；If detect vehicle
Generator is stopped, then Vehicular battery stops charging to back-up source；
If detecting, electric generator of vehicle starts, and Vehicular battery after power supply rectification filter part filtering process by giving internal electric source
Module and back-up source charging；If detecting, electric generator of vehicle is stopped, and back-up source is filtered by power filter part
Powered after processing to image procossing power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510495097.2A CN105069862B (en) | 2015-08-13 | 2015-08-13 | Drive recorder and its control method are not powered off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510495097.2A CN105069862B (en) | 2015-08-13 | 2015-08-13 | Drive recorder and its control method are not powered off |
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| CN105069862A CN105069862A (en) | 2015-11-18 |
| CN105069862B true CN105069862B (en) | 2018-04-06 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105691365A (en) * | 2016-03-30 | 2016-06-22 | 烟台汽车工程职业学院 | Automatic parking braking system and method for automobile |
| JP6976722B2 (en) * | 2017-06-01 | 2021-12-08 | キヤノン株式会社 | Communication equipment and its control method, and programs |
| CN107465259A (en) * | 2017-07-13 | 2017-12-12 | 徐高超 | A kind of 24 hours uninterrupted guarantee power inverter systems of vehicle-mounted monitoring |
| CN112034279A (en) * | 2020-07-22 | 2020-12-04 | 惠州市德赛西威汽车电子股份有限公司 | Constant power supply testing device, system and method |
| CN113271437B (en) * | 2021-05-11 | 2022-03-22 | 深圳市图元科技有限公司 | Remote monitoring method, equipment and system for vehicle-mounted video and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2005240770A (en) * | 2004-02-27 | 2005-09-08 | Fuji Heavy Ind Ltd | Data recording apparatus and data recording method |
| CN101025835A (en) * | 2006-02-23 | 2007-08-29 | 上海本安仪表系统有限公司 | GPS driving recorder with MP3 play and image telerecording |
| CN203338425U (en) * | 2013-03-28 | 2013-12-11 | 贵港市光速达电子科技有限公司 | Omnibearing monitoring vehicle driving and parking record system |
| CN103346614A (en) * | 2013-08-02 | 2013-10-09 | 合肥博微田村电气有限公司 | Power supply applied to automobile |
| CN104827909B (en) * | 2015-06-03 | 2017-01-04 | 浙江绍兴微视信息科技有限公司 | A kind of intellectualized management system of vehicle electronic device |
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