CN108289362A - A kind of light compensating lamp adaptive control system and method - Google Patents
A kind of light compensating lamp adaptive control system and method Download PDFInfo
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- CN108289362A CN108289362A CN201711405677.3A CN201711405677A CN108289362A CN 108289362 A CN108289362 A CN 108289362A CN 201711405677 A CN201711405677 A CN 201711405677A CN 108289362 A CN108289362 A CN 108289362A
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- compensating lamp
- light compensating
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/03—Combinations of cameras with lighting apparatus; Flash units
- G03B15/05—Combinations of cameras with electronic flash apparatus; Electronic flash units
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/16—Controlling the light source by timing means
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Image Input (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
A kind of light compensating lamp adaptive control system of present invention offer and method, the method includes：S1, according to target light compensating lamp working environment, the setting for setting photosensitive circuit in the target light compensating lamp starts threshold value, and the effective scope of detection to target to be captured；S2, if the practical illumination of environment starts threshold value less than the setting, whether the effective scope of detection in have target to be captured movement, if so, opening the target light compensating lamp if detecting.The present invention can realize that light compensating lamp is directed to the automatic adjusument of ambient enviroment illumination, to further improve the light filling effect of light compensating lamp.
Description
Technical field
The present invention relates to technical field of information processing, more particularly, to a kind of light compensating lamp adaptive control system and side
Method.
Background technology
In the application of face alignment, it usually needs collection in worksite one opens the photo of face to be compared, then by this photo
With certificate photo or it is original be compared with reference to photo, with obtain alignment similarity as a result, carrying out recognition of face.It is taken on site and shines
The quality of piece directly affects the success rate of comparison.When ambient light is dark, image definition is often unable to reach requirement, need to be into
The processing of row light filling.
Existing light filling mode includes the light filling of the parameter adjustment based on the photo to acquisition, and in photo acquisition process
In by light light compensating lamp progress environment light-supplementing.Light filling mode based on photo parameter adjustment, algorithm is complicated, and needs additional
Increase photo processing time, treatment effeciency is low.Environment light-supplementing based on light compensating lamp, existing acousto-optic control sensing lamp, can not be in the moon
It, at dusk, under early first-class specific environment play rational light filling effect.
Invention content
In order to overcome the above problem or solve the above problems at least partly, it is adaptive that the present invention provides a kind of light compensating lamp
Control system and method, to realize that light compensating lamp is directed to the automatic adjusument of ambient enviroment illumination, to further improve light filling
The light filling effect of lamp.
On the one hand, the present invention provides a kind of light compensating lamp adaptive control system, including：Adjustable potentiometer, Distance-sensing are set
Standby and adaptive controller；The photosensitive circuit of the adjustable potentiometer linking objective light compensating lamp, and with the adaptive controller
Between communicate to connect, the adaptive controller adjusts the startup threshold value of the photosensitive circuit by the adjustable potentiometer；It is described
Distance-sensing equipment is installed in the target light filling lamp housing, and is communicated to connect between the adaptive controller, it is described from
Suitable solution implement body also detects close target to be captured by the Distance-sensing equipment, and sets effective scope of detection.
Further, the system also includes delay switch；The delay switch connects the lamp body of the target light compensating lamp,
And communicated to connect between the adaptive controller, the self adaptive control implement body is additionally operable to set setting for the delay switch
Surely delay duration is turned off.
Wherein, the Distance-sensing equipment further specifically use microwave radar, or using Fresnel Lenses with it is infrared
The combination of sensor.
On the other hand, the present invention provides a kind of light compensating lamp self-adaptation control method, including：S1, according to target light compensating lamp work
Make environmental condition, the setting for setting photosensitive circuit in the target light compensating lamp starts threshold value, and to the effective of target to be captured
Investigative range；S2, whether if the practical illumination of environment starts threshold value less than the setting, detecting in the effective scope of detection has
Target to be captured moves, if so, opening the target light compensating lamp.
Wherein, the step of S1 further includes：Set the setting shutdown delay duration of the target light compensating lamp；Correspondingly,
After the S2 the step of, the method further includes：Reach the setting shutdown in the target light compensating lamp opening time to prolong
After Shi Shichang, the target light compensating lamp is turned off.
Wherein, it is set photosensitive in the target light compensating lamp according to target light compensating lamp working environment described in step S1
The step of setting startup threshold value of circuit, further comprises：By continuously adjusting working environment illumination, different operating environment is measured
The mass parameter is reached the corresponding working environment illumination of image of established standards by the mass parameter of the image acquired under illumination
Start threshold value as the setting.
Face alignment technology is being by a kind of light compensating lamp adaptive control system and method provided by the invention for gate inhibition
When in the business such as system, by the adjustable settings to ambient light illumination threshold value, target to be captured induction range threshold value and delay duration, make
When ambient light illumination reaches particular requirement, tested person completes automatic light filling function close to after recognition of face camera, can realize
Light compensating lamp is directed to the automatic adjusument of ambient enviroment illumination, and to further improve the light filling effect of light compensating lamp, raising passes through effect
Rate promotes user experience.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of light compensating lamp adaptive control system of the embodiment of the present invention；
Fig. 2 is a kind of flow chart of light compensating lamp self-adaptation control method of the embodiment of the present invention；
Fig. 3 is the flow chart of another kind light compensating lamp self-adaptation control method of the embodiment of the present invention.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached in the embodiment of the present invention
Figure, is clearly and completely described the technical solution in the present invention, it is clear that described embodiment is one of the present invention
Divide embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making
The every other embodiment obtained under the premise of creative work, shall fall within the protection scope of the present invention.
As the one side of the embodiment of the present invention, the present embodiment provides a kind of light compensating lamp adaptive control system, references
Fig. 1 is a kind of structural schematic diagram of light compensating lamp adaptive control system of the embodiment of the present invention, including：Adjustable potentiometer 1, distance
Sensing equipment 2 and adaptive controller 3.
Wherein, the photosensitive circuit 41 of 1 linking objective light compensating lamp 4 of adjustable potentiometer, and with 3 communication links of adaptive controller
It connects.Adaptive controller 3 adjusts the startup threshold value of photosensitive circuit 41 by adjustable potentiometer 1.Distance-sensing equipment 2 is installed on mesh
It marks in 4 shell of light compensating lamp, and is communicated to connect between adaptive controller 3, adaptive controller 3 is specifically also set by Distance-sensing
The close target to be captured of standby 2 detection, and set effective scope of detection.
It can be understood as, it is contemplated that existing light filling lamp apparatus sets the ambient light illumination for opening light compensating lamp in manufacture
When threshold value, only ambient light illumination reach the given threshold, light compensating lamp can just be opened, and realize the environment light-supplementing of image capture device.
And under practical application scene, although ambient light illumination is also not up to the manufacture illumination threshold of light filling, light compensating lamp at this time sometimes
It will not open；But image capture device acquired image quality can not reach the standard of needs.
Therefore, it realizes light filling in order to open light compensating lamp as needed, is arranged in the control system of light compensating lamp and is used for
Adjust the adjustable potentiometer 1 of the startup threshold value of photosensitive circuit 41 in target light compensating lamp 4.1 one side of adjustable potentiometer and photosensitive electricity
Road 41 connects, and realizes the adjustability for starting threshold value；On the other hand it is communicated to connect with adaptive controller 3, it is adaptive for receiving
The User Defined light filling that controller 3 is sent starts threshold value.
When system operation, customized light filling is started threshold value input adaptive controller 3 by user by interactive interface.From
The self-defined threshold value is sent to adjustable potentiometer 1 by adaptive controller 3 by communicating to connect, and adjustable potentiometer 1 is made by oneself according to this
Adopted threshold value adjusts the startup threshold value of photosensitive circuit 41.
On the other hand, it is contemplated that only just need to open light compensating lamp when needing to carry out Image Acquisition, that is, work as Image Acquisition
There are when target to be collected, just need to open light compensating lamp before equipment.Therefore the present embodiment locating distance in 4 shell of target light compensating lamp
It is integrated in image capture device from sensing equipment 2, and by target light compensating lamp 4.It needs to establish Distance-sensing equipment 2 and mesh simultaneously
The contact for marking light compensating lamp 4, to determine whether unlatching light compensating lamp by whether having target to be captured before judging image capture device.
Especially by the communication connection established between Distance-sensing equipment 2 and adaptive controller 3, by Distance-sensing equipment 2
It is collected between target to be captured at a distance from be transmitted to adaptive controller 3.Adaptive controller 3 is according to practical application request
Set effective scope of detection, and by Distance-sensing equipment 2 it is collected between target to be captured at a distance from and effective scope of detection
It is compared, if by judging to know at a distance between target to be captured in setting effective scope of detection, then it is assumed that effectively visit
There are target to be captured in survey range.If knowing that the practical illumination of environment is less than light by the judgement of adaptive controller 3 at this time
The startup threshold value of quick circuit 41 can then open target light compensating lamp 4, realize automatic light-supplementing.
Wherein optional, Distance-sensing equipment 2 further specifically uses microwave radar, or using Fresnel Lenses with it is red
The combination of outer sensor.
It is to be understood that in practical applications, microwave radar can be chosen and examined into row distance as Distance-sensing equipment 2
It surveys, the Distance-sensing equipment 2 that is combined as that can also choose Fresnel Lenses and infrared sensor is detected into row distance.
Wherein, microwave radar is the radar levelmeter based on CW with frequency modulation principle.Microwave is the very short nothing of wavelength
Line electric wave, speed are equal to the light velocity.Microwave encounters wave arrestment object and is reflected back immediately, then is received by radar speed meter.By electromagnetic wave
Two-way time, in conjunction with the light velocity, calculating acquires at a distance from wave arrestment object.
Fresnel Lenses also known as Fresnel lens, lens surface one side are smooth surface, ascending concentric of another side imprinting
Circle, its texture are that the interference according to light and disturbing is penetrated and relative sensitivity and receiving angle requirement design.Fresnel is saturating
Mirror utilizes the special optical principle of lens, and side generates " blind area " and " highly sensitive area " alternately changed before the detectors, with
Improve its detection receiving sensitivity.When someone walks out-of-date before lens, the infrared ray that human body is sent out is just constantly alternately from " blind
Area " entrance " highly sensitive area " thus makes the infrared signal received be inputted with dynamic impulse form, to its strong energy
Discharge amplitude.Infrared sensor is received the part infra-red radiation of target, is equivalent to radar with the measuring system that infrared ray is medium
Antenna, it is object lens to commonly use.
A kind of light compensating lamp adaptive control system provided in an embodiment of the present invention, by the way that adjustable potentiometer is arranged, distance passes
Feel equipment and adaptive controller, realize to ambient light illumination threshold value, target to be captured induction range threshold value and delay duration can
Setting is adjusted, when ambient light illumination being made to reach particular requirement, tested person completes automatic light filling function close to after recognition of face camera,
It can realize that light compensating lamp is directed to the automatic adjusument of ambient enviroment illumination, to further improve the light filling effect of light compensating lamp, carry
High pass efficiency promotes user experience.
Further, with reference to figure 1, the system also includes delay switch 5.Wherein, 5 linking objective light compensating lamp of delay switch
4 lamp body 42, and communicated to connect between adaptive controller 3.Adaptive controller 3 is specifically additionally operable to setting delay switch 5
Setting shutdown delay duration.
It is to be understood that realizing the unlatching of target light compensating lamp according to above-described embodiment, and complete image capture device
After light filling Image Acquisition, need to close light compensating lamp to save electric energy.In order to realize this function, on the basis of above-described embodiment
On, delay switch 5 is also set up in the controls.The lamp body 42 of 5 one side linking objective light compensating lamp 4 of delay switch, to realize
Lighting and closing to lamp body 42；On the other hand it is communicated to connect with adaptive controller 3, with according to the finger of adaptive controller 3
Show the unlatching for carrying out lamp body 42 and time delayed turn-off.The setting shutdown delay duration of wherein delay switch 5 is set by adaptive controller 3
It is fixed.
As the other side of the embodiment of the present invention, the present embodiment provides a kind of light compensating lamp self-adaptation control method, ginsengs
Fig. 2 is examined, is a kind of flow chart of light compensating lamp self-adaptation control method of the embodiment of the present invention, including：
S1, according to target light compensating lamp working environment, the setting for setting photosensitive circuit in the target light compensating lamp starts
Threshold value, and the effective scope of detection to target to be captured.
It can be understood as, it is contemplated that existing light filling lamp apparatus sets the ambient light illumination for opening light compensating lamp in manufacture
When threshold value, only ambient light illumination reach the given threshold, light compensating lamp can just be opened, and realize the environment light-supplementing of image capture device.
And under practical application scene, although ambient light illumination is also not up to the manufacture illumination threshold of light filling, light compensating lamp at this time sometimes
It will not open；But image capture device acquired image quality can not reach the standard of needs.
Therefore, light filling is realized in order to open light compensating lamp as needed, before carrying out Image Acquisition, first according to image
Collecting device, while being also the working environment of target light compensating lamp, the setting for setting the photosensitive circuit of needs starts threshold value.
On the other hand, it is contemplated that only just need to open light compensating lamp when needing to carry out Image Acquisition, that is, work as Image Acquisition
There are when target to be collected, just need to open light compensating lamp before equipment.Therefore the present embodiment is also to effective detection of target to be captured
Range is set, and whether there is target to be captured in the effective range in order to detect, and determine whether according to result of detection
Open light compensating lamp.
S2, whether if the practical illumination of environment starts threshold value less than the setting, detecting in the effective scope of detection has
Target to be captured moves, if so, opening the target light compensating lamp.
It is to be understood that according to above-mentioned steps set light compensating lamp startup illumination threshold and effective scope of detection it
Afterwards, first determine whether the practical brightness value of environment reaches setting and start threshold value.If the practical illumination of environment starts threshold value less than setting,
Then think that shooting demand is not achieved in ambient lighting, the preparation for starting light compensating lamp can be done.Then further detection setting detects model
Whether there is target to be captured in enclosing, if so, illustrating that target to be captured has been ready, Image Acquisition task can be carried out.This
Shi Qidong target light compensating lamps realize automatic light-supplementing.
It should be understood that by judging to know that the practical brightness value of environment can reach or higher than setting startup threshold value
, then it is assumed that ambient light illumination can reach the requirement of Image Acquisition at this time, without opening light compensating lamp.Likewise, further
When target to be captured is not present in detection investigative range, it is believed that at this time without shooting task, then will not open light compensating lamp.
A kind of light compensating lamp self-adaptation control method provided in an embodiment of the present invention, by ambient light illumination threshold value, to be captured
The adjustable settings of target induction range threshold value and delay duration, when ambient light illumination being made to reach particular requirement, tested person is close to people
Automatic light filling function is completed after face identification camera, can realize that light compensating lamp is directed to the automatic adjusument of ambient enviroment illumination, from
And further improve the light filling effect of light compensating lamp, it improves through efficiency, promotes user experience.
Wherein optionally, the step of S1 further includes：Set the setting shutdown delay duration of the target light compensating lamp.Phase
Answer, the S2 the step of after, the method further includes：Reach the setting in the target light compensating lamp opening time to close
After disconnected delay duration, the target light compensating lamp is turned off.
It is to be understood that realizing the unlatching of target light compensating lamp according to above-described embodiment, and complete image capture device
After light filling Image Acquisition, need to close light compensating lamp to save electric energy.In order to realize this function, on the basis of above-described embodiment
On, certain setting surplus, the setting shutdown of setting target light compensating lamp are added according to the shooting flow duration of image capture device
Delay duration.The setting turns off delay duration and indicates that after light compensating lamp unlatching, setting is kept for a period of time being always on, in the section
After time, light compensating lamp is automatically closed.
Therefore, correspondingly, after opening light compensating lamp according to above-described embodiment, light compensating lamp is made to be remain on state, for figure
As collecting device supplementary light.When Image Acquisition terminates, light compensating lamp lighting time reaches setting shutdown delay duration, then controls benefit
Light lamp is closed.
It is wherein optional, according to target light compensating lamp working environment described in step S1, set the target light compensating lamp
The step of setting startup threshold value of middle photosensitive circuit, further comprises：By continuously adjusting working environment illumination, different works are measured
Make the mass parameter of image acquired under ambient light illumination, the mass parameter is reached to the corresponding building ring of image of established standards
Border illumination starts threshold value as the setting.
It is to be understood that the setting for setting photosensitive circuit is needed to start threshold value in the above-described embodiments, mended with determining to open
The critical environment brightness value of light lamp.Specifically in the size for judging the practical illumination of environment and setting startup threshold value according to above-described embodiment
Before relationship, continuously adjust the working environment brightness value of image capture device by testing equipment, and under each ambient light illumination into
Row Image Acquisition.Then mass parameter evaluation is carried out to the image acquired under each ambient light illumination, will wherein mass parameter evaluated most
The evaluation of good or mass parameter reaches some experiment work ambient light illumination of established standards, as can start facing for light compensating lamp
Dividing value starts threshold value as setting.
Technical solution in order to further illustrate the present invention, the present embodiment provides control flow as shown in Figure 3, Fig. 3 is
The flow chart of another kind light compensating lamp self-adaptation control method of the embodiment of the present invention.
First before carrying out light filling control, first to system carry out initializing set, including to setting start threshold value, effectively
Investigative range and the initializing set for turning off delay duration.Then by the practical illumination of collection site working environment, by the work
Make the practical illumination of environment and setting startup threshold value is bigger small.If the practical illumination of the working environment starts threshold value less than setting, say
The illumination value of needs is not achieved in bright ambient lighting, needs additional light filling.If the practical illumination of the working environment starts not less than setting
Threshold value, illustrate ambient lighting can meet demand, without additional light filling.
Therefore, it when the practical illumination of working environment starts threshold value not less than setting, is not turned on light compensating lamp and carries out additional light filling,
When the practical illumination of working environment starts threshold value less than setting, further whether have in detection setting effective scope of detection to be captured
Target moves, which can be human body.
If further detecting in setting effective scope of detection there is human motion, controls opening light compensating lamp and additionally mended
Light keeps light compensating lamp to be always on, and starts timing.When timing reaches setting shutdown delay duration, light compensating lamp is closed in control, is entered
Next round control flow.If the result further detected is not needed without human motion, explanation in setting effective scope of detection
Image Acquisition task is carried out, then is not necessarily to open the additional light filling of light compensating lamp progress.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, and those skilled in the art should understand that：It still can be right
Technical solution recorded in foregoing embodiments is modified or equivalent replacement of some of the technical features；And this
A little modification or replacements, the spirit and model of various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (6)
1. a kind of light compensating lamp adaptive control system, which is characterized in that including：Adjustable potentiometer, Distance-sensing equipment and adaptive
Answer controller；
The photosensitive circuit of the adjustable potentiometer linking objective light compensating lamp, and communicated to connect between the adaptive controller, institute
State the startup threshold value that adaptive controller adjusts the photosensitive circuit by the adjustable potentiometer；
The Distance-sensing equipment is installed in the target light filling lamp housing, and the communication link between the adaptive controller
It connects, the self adaptive control implement body also detects close target to be captured by the Distance-sensing equipment, and sets effective
Investigative range.
2. system according to claim 1, which is characterized in that further include delay switch；
The delay switch connects the lamp body of the target light compensating lamp, and is communicated to connect between the adaptive controller, described
Self adaptive control implement body is additionally operable to set the setting shutdown delay duration of the delay switch.
3. system according to claim 1 or 2, which is characterized in that the Distance-sensing equipment further specifically uses micro-
Wave radar, or the combination using Fresnel Lenses and infrared sensor.
4. a kind of light compensating lamp self-adaptation control method, which is characterized in that including：
S1, according to target light compensating lamp working environment, the setting for setting photosensitive circuit in the target light compensating lamp starts threshold value,
And the effective scope of detection to target to be captured；
Whether S2 detects if the practical illumination of environment starts threshold value less than the setting and needs to be clapped in the effective scope of detection
Target movement is taken the photograph, if so, opening the target light compensating lamp.
5. according to the method described in claim 4, it is characterized in that, the step of S1 further include：Set the target light filling
The setting of lamp turns off delay duration；
Correspondingly, after the S2 the step of, further include：Reach the setting shutdown in the target light compensating lamp opening time
After delay duration, the target light compensating lamp is turned off.
6. method according to claim 4 or 5, which is characterized in that according to target light compensating lamp building ring described in step S1
The step of border condition, the setting startup threshold value for setting photosensitive circuit in the target light compensating lamp, further comprises：
By continuously adjusting working environment illumination, the mass parameter of the image acquired under different operating ambient light illumination is measured, by institute
It states mass parameter and reaches the corresponding working environment illumination of image of established standards as setting startup threshold value.
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| CN201711405677.3A CN108289362A (en) | 2017-12-22 | 2017-12-22 | A kind of light compensating lamp adaptive control system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110458062A (en) * | 2019-07-30 | 2019-11-15 | 深圳市商汤科技有限公司 | Face identification method and device, electronic equipment and storage medium |
| CN112929577A (en) * | 2021-02-04 | 2021-06-08 | 广东小天才科技有限公司 | Flash lamp control method and terminal equipment |
| CN113691736A (en) * | 2021-06-29 | 2021-11-23 | 展讯通信（深圳）有限公司 | Light supplement control method, light supplement control system, terminal and light supplement lamp |
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| CN114222071A (en) * | 2021-11-04 | 2022-03-22 | 深圳市锐明技术股份有限公司 | Method for controlling light supplement lamp and camera system |
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| CN113761655B (en) * | 2021-08-23 | 2024-01-19 | 重庆长安汽车股份有限公司 | Light supplementing device for rear camera of automobile and light distribution optimization method |
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| CN116543567A (en) * | 2023-06-29 | 2023-08-04 | 功道(深圳)科技实业有限公司 | License plate discernment all-in-one |
| CN116543567B (en) * | 2023-06-29 | 2023-09-29 | 功道(深圳)科技实业有限公司 | License plate discernment all-in-one |
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Application publication date: 20180717 |