CN109118608A - The method and automobile data recorder of starting parking video recording - Google Patents
The method and automobile data recorder of starting parking video recording Download PDFInfo
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- CN109118608A CN109118608A CN201710487810.8A CN201710487810A CN109118608A CN 109118608 A CN109118608 A CN 109118608A CN 201710487810 A CN201710487810 A CN 201710487810A CN 109118608 A CN109118608 A CN 109118608A
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- Prior art keywords
- module
- processing module
- light source
- starting
- picture recording
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C5/00—Registering or indicating the working of vehicles
- G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
- G07C5/0841—Registering performance data
- G07C5/085—Registering performance data using electronic data carriers
- G07C5/0866—Registering performance data using electronic data carriers the electronic data carrier being a digital video recorder in combination with video camera
Abstract
A method of starting parking video recording, it is executed by an automobile data recorder, automobile data recorder includes the processing module of a light source sensing module, a picture recording module and an electric coupling light source sensing module and picture recording module, and method comprises the steps of: that (A) processing module control picture recording module enters standby mode；(B) processing module control light source sensing module detects illumination every a unit time and generates a brightness value with corresponding；And (C) processing module judge continuous two brightness values variable quantity be more than first predetermined threshold level when, processing module then judges whether the lasting change frequency of the equiluminous value equals or exceeds one second predetermined threshold level, if so, starting picture recording module and recording a video.
Description
Technical field
The invention relates to a kind of control method and automobile data recorder, a kind of method for particularly relating to starting parking video recording
And the automobile data recorder of application this method.
Background technique
Existing automobile data recorder carries parking detecting recording function mostly, starts detecting after vehicle stops and stops working
Function, the i.e. starting video recording when the picture of automobile data recorder discovery shooting has variation.So, current technology mainly utilizes driving note
Record instrument camera lens shot by preview mode or in a manner of dropping frame, and detect the picture that it takes whether change with determine be
No starting video recording.
For example, about 300 milliamperes of power consumption of the camera lens of existing automobile data recorder under preview mode (mA), and it is commercially available
The built-in battery of automobile data recorder generally only hundreds of to nearly thousand Milliampere Hours (mAh), only about sustainable power supply 1 to 3 hour.So
And, it is however generally that, vehicle parking may be more than 8 hours by user, in this way, after more than 1 to 3 hour, driving note
Record instrument will be unable to provide recording function again, and then while causing situation to occur will be unable to provide video frames as evidence.
Summary of the invention
Therefore, the purpose of the present invention is to be that the driving for providing the method and application this method of a kind of starting parking video recording is remembered
Instrument is recorded, to extend the runing time of automobile data recorder.
Then, the present invention provides a kind of method of starting parking video recording, is executed by an automobile data recorder, the automobile data recorder
Be suitably mounted to a vehicle, and include a light source sensing module, a picture recording module and an electric coupling light source sensing module with
The processing module of the picture recording module, the method includes the steps of: (A) processing module controls the picture recording module into standby mould
Formula；(B) processing module controls the light source sensing module and detects illumination every a unit time with one brightness value of corresponding generation；
And (C) processing module judge continuous two brightness values variable quantity be more than first predetermined threshold level when, the processing module after
And whether the lasting change frequency for judging the equiluminous value, if being judged as YES, starts than or equal to one second predetermined threshold level
The picture recording module is simultaneously recorded a video.
In some embodiments, this method is also contained in the preceding the step of executing (D) of the step (A): processing module judgement
The vehicle is by controlling light source sensing module starting after starting and being switched to and stop and is flame-out.
In some embodiments, in the step (C), stop video recording after the picture recording module one section of preset time of video recording.
In some embodiments, in the step (C), the following steps are executed if being judged as NO: the processing module enable this
Two predetermined threshold levels be N, N > 0, and define one variation number be initially 1, when the processing module judgement respectively the brightness value relative to it
The variation number is added 1 when the variable quantity of previous brightness value is more than first predetermined threshold level, when the processing module judges the respectively photograph
The variation number is subtracted 1 when angle value does not reach first predetermined threshold level relative to the variable quantity of its previous brightness value, the processing module
When judging that the variation number adds up to N, starts the picture recording module and record a video.
In some embodiments, in the step (C), when the variation number adds up to 0, which stops calculating should
Change number increase and decrease.
Furthermore the present invention provides a kind of automobile data recorder for realizing the above method again, includes: a light source sensing module, one
Picture recording module and a processing module.The light source sensing module is for detecting illumination, and the light source sensing module is when a unit
Between detecting illumination with corresponding generate a brightness value；The picture recording module is for recording a video；The processing module electric coupling light source sensing
Module and the picture recording module control the video recording mould after processing module judges that the vehicle is switched to stopping and is stopped working by starting
Block enters standby mode and controls light source sensing module starting, and receives the more brightness values that the light source sensing module transmits,
And when the processing module judges the variable quantity of continuous two brightness values more than first predetermined threshold level, processing module judgement
When the lasting change frequency of the equiluminous value is than or equal to second predetermined threshold level, starts the picture recording module and record a video.
In some embodiments, after the processing module judges the vehicle by stopping being switched to starting, the light source sense is controlled
Module is answered to close and control picture recording module starting.
In some embodiments, stop video recording after one section of preset time of picture recording module video recording.
In some embodiments, which judges to enable second predetermined threshold level as N, N > 0, processing module judgement
When the lasting change frequency of the equiluminous value does not reach second predetermined threshold level, defines a variation number and be initially 1, when the processing mould
Block judgement adds the variation number when respectively the brightness value is more than first predetermined threshold level relative to the variable quantity of its previous brightness value
1, when respectively the brightness value does not reach first predetermined threshold level relative to the variable quantity of its previous brightness value for processing module judgement
The variation number is subtracted 1, when which judges that the variation number adds up to N, starts the picture recording module and records a video.
In some embodiments, when the variation number adds up to 0, which stops calculating variation number increase and decrease.
Compared to the prior art, the present invention detects illumination through the light source sensing module, and should with processing module judgement
The variable quantity and change frequency of illumination starts the picture recording module, and then achievees the purpose that monitor or search warrant.Due to the light source
The electric current of the running power consumption of induction module only few tens of microamps training, therefore the power consumption of automobile data recorder can be reduced, and then substantially
Extend the time of automobile data recorder operation parking video recording sense mode.
[Detailed description of the invention]
Fig. 1 is a circuit block diagram of an embodiment of automobile data recorder of the present invention；
Fig. 2 is the step flow chart of an embodiment of the method for present invention starting parking video recording, is applied to driving shown in FIG. 1 and remembers
Record instrument；And
Fig. 3 is the step flow chart of another embodiment of the method for present invention starting parking video recording, is applied to driving shown in FIG. 1
Recorder.
[specific embodiment]
Before the present invention is described in detail, it is noted that in the following description content, similar element is with identical
Number indicate.
Refering to fig. 1, one of automobile data recorder 1 of the present invention embodiment is suitably mounted to a vehicle (not shown), and wraps
Contain: a light source sensing module 11, a picture recording module 12 and a processing module 13.
The light source sensing module 11 is for detecting illumination, and the light source sensing module 11 detects illumination every a unit time
A brightness value is generated with corresponding.The picture recording module 12 is for recording a video.13 electric coupling of the processing module light source sensing module 11
And the picture recording module 12, whether to control the light source sensing module 11 and the picture recording module 12 running.
Illustrate that automobile data recorder 1 of the present invention executes an embodiment of the method for present invention starting parking video recording below.At this
In embodiment, which sets one first predetermined threshold level as 10 luxs (lux) and one second predetermined threshold level and is
5 times, certainly, in other embodiments, first predetermined threshold level and second predetermined threshold level can also be other numerical value, not with
The present embodiment is limited.And in the present embodiment, when the vehicle launch, the light source sensing module 11 of the automobile data recorder 1 is closed
And picture recording module 12 starts；When the vehicle stops and stops working, the light source sensing module 11 of the automobile data recorder 1 starts and records a video
Module 12 is closed.
Collocation is referring to Fig.2, firstly, the processing module 13 execution step S101, judges whether the vehicle is switched to by starting
Stop and stop working, if so, the processing module 13 executes step S102；(i.e. the vehicle is switched to starting by stopping) if not, at this
It manages module 13 and executes step S109.
In step S102, which controls the light source sensing module 11 starting, in this way, the light source sensing
Module 11 can detect illumination.
Then, which executes step S103, and it is standby to control the picture recording module 12, at this point, the automobile data recorder 1
Into a car-parking model, and the automobile data recorder 1 using the built-in battery of automobile data recorder 1 and has detecting recording function.This
Outside, which also can switch to the battery using vehicle, under this state because using vehicle battery electric power
The power consumption of battery itself can be reduced.(the light that such as light source sensing module 11 detects image frame when emergency occurs
When shadow variation is greater than certain threshold value) picture recording module 12 starting video recording, and when the picture recording module 12 can only record a bit of
Between, rather than circulation recording, it monitors or searches warrant to achieve the purpose that, detailed embodiment will be in rear explanation.
Then, which executes step S104, controls the light source sensing module 11 every a unit time, such as
1 second, a brightness value was generated according to the illumination detected is corresponding.
Come again, which executes step S105, which receives what the light source sensing module 11 transmitted
More brightness values, and judge the variable quantity of continuous two brightness values whether more than the first predetermined threshold level, such as 10 luxs
(lux), if so, the processing module 13 executes step S106；If it is not, repeating step S104.
In step S106, which then judges whether the lasting change frequency of the equiluminous value is more than or waits
In the second predetermined threshold level, such as 5 times, if so, executing step S107；If it is not, repeating step S104.
In step S107, which controls the picture recording module 12 and starts and record a video.
Then, which executes step S108, stops after controlling the picture recording module 12 one section of preset time of video recording
It only records a video, and repeats step S101, when the processing module 13 judges the vehicle by stopping being switched to starting, that is, execute step
Rapid S109.
In step S109, which controls the light source sensing module 11 closing and controls the picture recording module 12 and open
It is dynamic.In other words, the automobile data recorder 1 returns to general drive mode and carries out video recording operation at this time.
It should be noted that when the light source sensing module 11 detecting environment in object or light source it is fixed or constant
When, the numerical value (brightness value) that the object or light source can cause light source sensing module 11 to detect tends towards stability, therefore, in the short time
The fluctuating range for the brightness value that the light source sensing module 11 continuously detects is smaller；Conversely, when having object or light source in the light source
When moving in the environment that induction module 11 is detected, the object or light source will lead to the numerical value that light source sensing module 11 detects and (shine
Angle value) fluctuating range is larger.In this way, which the automobile data recorder 1 can be by first predetermined threshold level and the second pre- gating
The setting of threshold value, to trigger the starting of the picture recording module 12；And the power consumption needed for the light source sensing module 11 operates is remote
Less than power consumption needed for detecting the practices such as picture or drop frame shooting in a manner of camera lens preview, therefore, above-described embodiment, which can reach, to be prolonged
Long automobile data recorder 1 maintains the state of operation under dead ship condition, and judges the effect of starting is recorded a video when unexpected situation occurs.
Illustrate that automobile data recorder 1 of the present invention executes another embodiment of the method for present invention starting parking video recording below.?
In the present embodiment, which sets one first predetermined threshold level as 10 luxs (lux) and one second predetermined threshold level
It is 5 times.
Collocation is refering to Fig. 3, the complete phase of step S101 ~ S105 of the step S201 ~ S205 and previous embodiment of the present embodiment
Together, repeated no more in this, and the present embodiment and previous embodiment main difference are in step S206, the processing module 13 after
And the lasting change frequency of the equiluminous value is judged whether than or equal to the second predetermined threshold level, such as 5 times, if so, at this
It manages module 13 and executes step S207；If it is not, the processing module 13 executes step S210.
In step S210, which defines a variation number and is initially 1, and when the processing module 13 judgement respectively should
The variation number is added 1 when brightness value is more than first threshold value relative to the variable quantity of its previous brightness value, when the processing module
13 judge to subtract 1 for the variation number when respectively the brightness value does not reach first threshold value relative to the variable quantity of its previous brightness value, when
When the processing module 13 judges that the variation number adds up to second threshold value, such as 5 times, indicate the equiluminous value variable quantity and
Change frequency arrived the preset threshold of starting video recording, at this point, the processing module 13 executes step S207, control the picture recording module
12 start and record a video；And in step S210, if the processing module 13 judges that the variation number adds up to 0 or less or maintains 0,
The increase and decrease for stopping calculating variation number, repeats step S204；That is, if the variation number of current point in time only add up to
1 ~ 4 time, which maintains standby mode, which continues to add up the increase and decrease of the variation number, until the variation
It counts to up to the second threshold value or drops to 0.
Then, which executes step S208, stops after controlling the picture recording module 12 one section of preset time of video recording
It only records a video, and returns to step S201, when the processing module 13 judges the vehicle by stopping being switched to starting, that is, execute step
S209, the processing module 13 control the light source sensing module 11 and close and control the picture recording module 12 starting, make the driving recording
Instrument 1 returns to general drive mode and carries out video recording operation.
Especially it is noted that this method that the present embodiment executes is to enable second predetermined threshold level for N, N > 0, and the change
Change number and be initially 1, when each brightness value is more than first threshold value relative to the variable quantity of its previous brightness value by the variation
Number plus 1, subtracts 1 for the variation number when respectively the brightness value does not reach first threshold value relative to the variable quantity of its previous brightness value,
When the processing module 13 judges that the variation number adds up to the variation number as N, which controls the picture recording module 12 and opens
It moves and carries out video recording operation.Certainly, in other embodiments, this method can also be other setting means, not with the present embodiment institute
The embodiment of exposure is limited.
In conclusion automobile data recorder 1 of the present invention detects illumination through the light source sensing module 11, and with the processing module
13 judge the variable quantity of the illumination and change frequency to start the picture recording module 12, and then achieve the purpose that monitor or search warrant.
Since the light source sensing module 11 operates the electric current of spent electricity only few tens of microamps training, automobile data recorder can be reduced and held
It is continuous to detect the electric power consumed needed for external emergency event, and then substantially extend automobile data recorder operation parking video recording sense mode
Time, to reach the purpose of the present invention.
A specific embodiment of the invention and embodiment are elaborated above in conjunction with attached drawing, but cannot with restriction
The scope of the present invention, made impartial modification and transformation, all should belong to the invention patent within the scope of the invention as claimed
In range.
Claims (10)
1. a kind of method of starting parking video recording, is executed, which includes a light source sensing mould by an automobile data recorder
The processing module of block, a picture recording module and the electric coupling light source sensing module and the picture recording module, which is characterized in that the party
Method comprises the steps of:
(A) processing module controls the picture recording module and enters standby mode；
(B) processing module controls the light source sensing module and detects illumination every a unit time with one illumination of corresponding generation
Value；And
(C) when the processing module judges that the variable quantity of continuous two brightness values is more than first predetermined threshold level, the processing module
Then judge whether the lasting change frequency of the equiluminous value opens than or equal to one second predetermined threshold level if being judged as YES
It moves the picture recording module and records a video.
2. the method for starting parking video recording according to claim 1, which is characterized in that held before being also contained in the step (A)
Capable step (D): the processing module judges the vehicle by controlling the light source sensing module and opening after starting and being switched to and stop and is flame-out
It is dynamic.
3. the method for starting parking video recording according to claim 1, which is characterized in that in the step (C), the video recording mould
Stop video recording after block one section of preset time of video recording.
4. the method for starting parking video recording according to claim 1, which is characterized in that in the step (C), if being judged as
No, execute the following steps: the processing module enables second predetermined threshold level for N, N > 0, and defines a variation number and be initially 1, when
Processing module judgement should when respectively the brightness value is more than first predetermined threshold level relative to the variable quantity of its previous brightness value
Variation number adds 1, when respectively relative to the variable quantity of its previous brightness value not reach this first default for the brightness value for processing module judgement
The variation number is subtracted 1 when threshold value, when which judges that the variation number adds up to N, starts the picture recording module and records a video.
5. the method for starting parking video recording according to claim 4, which is characterized in that in the step (C), when the variation
When number adds up to 0, which stops calculating variation number increase and decrease.
6. a kind of automobile data recorder, be suitably mounted to a vehicle, characterized by comprising:
One light source sensing module, for detecting illumination, and the light source sensing module detects illumination every a unit time with correspondence
Generate a brightness value；
One picture recording module, for recording a video；And
One processing module, the electric coupling light source sensing module and the picture recording module, when the processing module judges the vehicle by starting
It is switched to after stopping and being flame-out, controls the picture recording module and enter standby mode and control light source sensing module starting, and receive
The more brightness values that the light source sensing module transmits, and when the processing module judges that the variable quantity of continuous two brightness values is more than one
When the first predetermined threshold level, which judges the lasting change frequency of the equiluminous value than or equal to one second pre- gating
When threshold value, starts the picture recording module and record a video.
7. automobile data recorder according to claim 6, which is characterized in that when the processing module judges that the vehicle is cut by stopping
After being changed to starting, controls the light source sensing module and close and control picture recording module starting.
8. automobile data recorder according to claim 6, which is characterized in that after the picture recording module one section of preset time of video recording i.e.
Stop video recording.
9. automobile data recorder according to claim 6, which is characterized in that processing module judgement enables second preset threshold
Value is N, and N > 0 when the processing module judges that the lasting change frequency of the equiluminous value does not reach second predetermined threshold level, defines one
Variation number be initially 1, when the processing module judgement respectively the brightness value relative to its previous brightness value variable quantity be more than this first
The variation number is added 1 when predetermined threshold level, when the processing module judges respectively variation of the brightness value relative to its previous brightness value
The variation number is subtracted 1 when not reaching first predetermined threshold level by amount, and when which judges that the variation number adds up to N, starting should
Picture recording module is simultaneously recorded a video.
10. automobile data recorder according to claim 9, which is characterized in that when the variation number adds up to 0, the processing mould
Block stops calculating variation number increase and decrease.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710487810.8A CN109118608B (en) | 2017-06-23 | 2017-06-23 | Method for starting parking video and automobile data recorder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710487810.8A CN109118608B (en) | 2017-06-23 | 2017-06-23 | Method for starting parking video and automobile data recorder |
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| Publication Number | Publication Date |
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| CN109118608A true CN109118608A (en) | 2019-01-01 |
| CN109118608B CN109118608B (en) | 2021-03-26 |
Family
ID=64732124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710487810.8A Active CN109118608B (en) | 2017-06-23 | 2017-06-23 | Method for starting parking video and automobile data recorder |
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| Country | Link |
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| CN (1) | CN109118608B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111815801A (en) * | 2019-04-11 | 2020-10-23 | 丰田自动车株式会社 | Vehicle-mounted recording device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1069536A2 (en) * | 1999-07-14 | 2001-01-17 | Fuji Jukogyo Kabushiki Kaisha | Stereo type vehicle monitoring apparatus with fail-safe function |
| CN201177834Y (en) * | 2008-02-26 | 2009-01-07 | 丁士林 | Monitoring system for vehicle |
| CN203788374U (en) * | 2014-04-04 | 2014-08-20 | 陈楚伟 | Vehicle photographing and recording instrument with ambient environment perceiving function |
| CN104331949A (en) * | 2014-10-28 | 2015-02-04 | 厦门大学 | Automobile data recorder |
| CN104717456A (en) * | 2013-12-11 | 2015-06-17 | 杭州海康威视数字技术股份有限公司 | Method and device for processing mobile detection |
| CN204680073U (en) * | 2015-05-26 | 2015-09-30 | 深圳普捷利科技有限公司 | A kind of vehicle-mounted traveling recorder with moving Object Detection function |
| CN105095117A (en) * | 2014-04-29 | 2015-11-25 | 国基电子（上海）有限公司 | Electronic device and camera module switching method thereof |
-
2017
- 2017-06-23 CN CN201710487810.8A patent/CN109118608B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1069536A2 (en) * | 1999-07-14 | 2001-01-17 | Fuji Jukogyo Kabushiki Kaisha | Stereo type vehicle monitoring apparatus with fail-safe function |
| CN201177834Y (en) * | 2008-02-26 | 2009-01-07 | 丁士林 | Monitoring system for vehicle |
| CN104717456A (en) * | 2013-12-11 | 2015-06-17 | 杭州海康威视数字技术股份有限公司 | Method and device for processing mobile detection |
| CN203788374U (en) * | 2014-04-04 | 2014-08-20 | 陈楚伟 | Vehicle photographing and recording instrument with ambient environment perceiving function |
| CN105095117A (en) * | 2014-04-29 | 2015-11-25 | 国基电子（上海）有限公司 | Electronic device and camera module switching method thereof |
| CN104331949A (en) * | 2014-10-28 | 2015-02-04 | 厦门大学 | Automobile data recorder |
| CN204680073U (en) * | 2015-05-26 | 2015-09-30 | 深圳普捷利科技有限公司 | A kind of vehicle-mounted traveling recorder with moving Object Detection function |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111815801A (en) * | 2019-04-11 | 2020-10-23 | 丰田自动车株式会社 | Vehicle-mounted recording device |
| CN111815801B (en) * | 2019-04-11 | 2022-08-16 | 丰田自动车株式会社 | Vehicle-mounted recording device |
| US11527116B2 (en) | 2019-04-11 | 2022-12-13 | Toyota Jidosha Kabushiki Kaisha | In-vehicle recording apparatus |
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| Publication number | Publication date |
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| CN109118608B (en) | 2021-03-26 |
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