CN110057549A - A kind of light illumination detection method and system - Google Patents
A kind of light illumination detection method and system Download PDFInfo
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- CN110057549A CN110057549A CN201910276327.4A CN201910276327A CN110057549A CN 110057549 A CN110057549 A CN 110057549A CN 201910276327 A CN201910276327 A CN 201910276327A CN 110057549 A CN110057549 A CN 110057549A
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- 238000005286 illumination Methods 0.000 title claims abstract description 72
- 238000001514 detection method Methods 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 claims description 11
- 210000004209 hair Anatomy 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 abstract description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 8
- 230000001419 dependent effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 2
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- 230000001568 sexual effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005034 decoration Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/4228—Photometry, e.g. photographic exposure meter using electric radiation detectors arrangements with two or more detectors, e.g. for sensitivity compensation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
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- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
The invention discloses a kind of light illumination detection method and systems, which comprises control board rotation；The board includes workbench and the movable support that is set up on the workbench, is fixed with display panel on the workbench, light sensor device assembly is equipped on the movable support；When the board drives the display panel to rotate to parallel with the light-emitting surface of light source, the light signal that the photosensitive sensor component detection arrives is obtained；It is detected according to illumination of the light signal to the light source, to improve accuracy in detection, reduces human cost, realize the comprehensive monitoring of different light sources.
Description
Technical field
The present invention relates to technical field of display panel more particularly to a kind of light illumination detection methods and system.
Background technique
In liquid crystal display panel production process, need to show by the light source detection of array macro -graph machine (MACRO)
The display uniformity of panel, to guarantee product quality qualification, it is therefore desirable to the light illumination of periodic detection check machine, to confirm it
Whether light illumination is up to standard.
The light source of check machine includes upper light source and backlight, the prior art be illumination photometer is placed in by technical staff it is aobvious
Show above panel whether the light illumination for detecting check machine is qualified.But this detection method needs at least two technologies
The cooperation of personnel is just able to achieve, waste of manpower resource；Different personnel's different times place position and the height phase not to the utmost of illumination photometer
Together, cause detection error larger；Light illumination cannot be detected at any time, lead to illumination monitoring not in time；Backlight is shone
When degree is detected, illumination photometer can not be placed into the top of display panel by technical staff, cause backlight illumination that can not detect.
Summary of the invention
The embodiment of the present invention provides a kind of light illumination detection method and system, to solve in existing light illumination detection
Detection error is big, detection not in time, backlight illumination can not detect and the problem of waste of human resource.
The embodiment of the invention provides a kind of light illumination detection methods, including
Control board rotation；The board includes workbench and the movable support that is set up on the workbench, described
It is fixed with display panel on workbench, light sensor device assembly is installed on the movable support；
When the board drives the display panel to rotate to parallel with the light-emitting surface of light source, the photosensitive biography is obtained
The light signal that sensor component detection arrives；
It is detected according to illumination of the light signal to the light source.
It is further, described when the board drives the display panel to rotate to parallel with the light-emitting surface of light source,
The light signal that the photosensitive sensor component detection arrives is obtained, is specifically included:
When the board drives the display panel to rotate to parallel with the light-emitting surface of light source, the activity branch is controlled
Frame is mobile in the surface of the display panel, and obtains in moving process the light source that the photosensitive sensor component detection arrives
Signal；The moving direction of the movable support is parallel with the display panel.
Further, the control movable support is mobile in the surface of the display panel, and in moving process
The middle light signal for obtaining the photosensitive sensor component detection and arriving, specifically includes:
Multiple location points are uniformly arranged on the moving direction of the movable support；
It controls the movable support and is successively moved to each location point, and be often moved to a location point, obtain the light
The light signal that dependent sensor component detection arrives.
Further, the light sensor device assembly includes multiple photosensitive sensors, and the multiple photosensitive sensor is equal
It is even to be distributed on the movable support.
Further, the light signal is voltage signal；
It is described to be detected according to illumination of the light signal to the light source, it specifically includes:
The voltage signal is converted into brightness value；
Whether the illumination for detecting the light source according to the brightness value is qualified.
Further, the light source includes upper light source or backlight；
The upper light source and the backlight are located at the adjacent two sides of the board, and the light-emitting surface of the upper light source
It is perpendicular with the light-emitting surface of the backlight.
The embodiment of the invention also provides a kind of light illumination detection systems, including light source, board, control device, display
Panel and light sensor device assembly；The board includes workbench and the movable support that is set up on the workbench, described
Display panel is fixed on the workbench, and the light sensor device assembly is mounted on the movable support；
The control device drives the display panel to rotate to and light source for controlling board rotation, and in the board
Light-emitting surface it is parallel when, the light signal that the photosensitive sensor component detection arrives is obtained, according to the light signal pair
The illumination of the light source is detected.
Further, the control device is specifically used for driving the display panel to rotate to and light source in the board
When light-emitting surface is parallel, it is mobile in the surface of the display panel to control the movable support, and obtain in moving process
The light signal that the photosensitive sensor component detection arrives；The moving direction of the movable support is equal with the display panel
Row.
Further, the light sensor device assembly includes multiple photosensitive sensors, and the multiple photosensitive sensor is equal
It is even to be distributed on the movable support.
Further, the light source includes upper light source or backlight；
The upper light source and the backlight are located at the adjacent two sides of the board, and the light-emitting surface of the upper light source
It is perpendicular with the light-emitting surface of the backlight.
The invention has the benefit that display panel is fixed on the workbench of board, light sensor device assembly is pacified
On dress movable support on the table, display panel rotation is driven to control board, and shining in display panel and light source
When face is parallel, the light signal that photosensitive sensor component detection arrives is obtained, the timely detection to light illumination is realized, without artificial
Operation improves accuracy in detection, reduces human cost, and be suitable for different types of light source detection.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of embodiment or technical solution in the prior art
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only some of invention
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the flow diagram of light illumination detection method provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of light illumination detection system provided in an embodiment of the present invention；
Fig. 3 is the top view of board in light illumination detection system provided in an embodiment of the present invention.
Specific embodiment
The preferred embodiment of the present invention is introduced below with reference to Figure of description, proves that the present invention can be implemented to illustrate,
These embodiments can be of the invention to those of skill in the art's complete description technology contents so that in technology of the invention
Hold more clear and is easy to understand.However the present invention can be emerged from by many various forms of embodiments, the present invention
Protection scope be not limited only to the embodiment mentioned in text.
Term used in description of the invention is only used to describe particular implementation, and is not intended to show of the invention
Concept.Unless have clearly different meanings in context, it is otherwise, used in the singular to express the table for covering plural form
It reaches.In the description of the present invention, it should be appreciated that there are this hairs for the terms meant for illustration such as " comprising ", " having " and " containing "
A possibility that feature for being disclosed in bright specification, number, step, movement or combinations thereof, and be not intended to exclude may be present or can
A possibility that adding other one or more features, number, step, movement or combinations thereof.Same reference numerals in attached drawing refer to
For same section.
It is the flow diagram of light illumination detection method provided in an embodiment of the present invention referring to Fig. 1.
As shown in Figure 1, light illumination detection method provided in this embodiment includes:
101, control board rotation；The board includes workbench and the movable support that is set up on the workbench,
It is fixed with display panel on the workbench, light sensor device assembly is installed on the movable support.
In the present embodiment, as shown in Fig. 2, board 10 includes workbench 11, the lower section of workbench 11 is equipped with pedestal 13, makes work
180 ° can be rotated around pedestal 13 by making platform 11.As shown in figure 3, board 10 further includes movable support 12, workbench 11 is equipped with work
Make area, display panel 14 is fixed in the workspace, is respectively equipped with sliding slot (in figure not on the workbench 11 of workspace opposite sides
Display), the both ends of movable support 12 are slidably connected with two sliding slots respectively, enable movable support 12 display panel 14 just
Top is mobile.As shown in figure 3, being equipped with light sensor device assembly 19 on movable support 12, light sensor device assembly 19 includes more
A photosensitive sensor 15, and the multiple photosensitive sensor 15 is evenly distributed on the movable support 12.
In the specific implementation, the workbench 11 controlled on board 10 rotates, to drive display panel 14, movable support 12
And light sensor device assembly rotation.
102, when the board drives the display panel to rotate to parallel with the light-emitting surface of light source, the light is obtained
The light signal that dependent sensor component detection arrives.
In the present embodiment, as shown in figure 3, light source can be glazing source 16, or backlight 17, wherein on described
Light source 16 and the backlight 17 are located at the adjacent two sides of the board 10 (not including 13 side of pedestal), and the glazing
The light-emitting surface in source 16 and the light-emitting surface of the backlight 17 are perpendicular.In a specific embodiment, upper light source 16 is located at
The surface of board 10, and the light-emitting surface of upper light source 16 and pedestal 13 are perpendicular, backlight 17 is located at the side of board 10, and carries on the back
The light-emitting surface of light source 17 is parallel with pedestal 13.
When carrying out luminance detection to each light source, control board 10 rotates, to drive display panel 14 to rotate to and be somebody's turn to do
The parallel position of the light-emitting surface of light source, while driving light sensor device assembly 19 to be located under light source, and light sensor device assembly
19 are located at the surface of display panel 14, obtain display surface by obtaining the light signal that light sensor device assembly 19 detects
Light illumination at plate.
Specifically, step 102 includes:
When the board drives the display panel to rotate to parallel with the light-emitting surface of light source, the activity branch is controlled
Frame is mobile in the surface of the display panel, and obtains in moving process the light source that the photosensitive sensor component detection arrives
Signal；The moving direction of the movable support is parallel with the display panel.
In the present embodiment, the moving range of movable support can cover entire display panel, to obtain display panel not
With the light illumination of position.
Further, the control movable support is mobile in the surface of the display panel, and in moving process
The middle light signal for obtaining the photosensitive sensor component detection and arriving, specifically includes:
Multiple location points are uniformly arranged on the moving direction of the movable support；
It controls the movable support and is successively moved to each location point, and be often moved to a location point, obtain the light
The light signal that dependent sensor component detection arrives.
It should be noted that as shown in figure 3, display panel 14 can be divided on the moving direction A of movable support 12
A location point B is arranged at each region for multiple regions.Movable support 12 is often moved to a location point B, photosensitive sensor group
The light signal of the detection of part 19 current location.In a specific embodiment, as shown in figure 3, display panel 14 is in movement
4 regions are divided on the A of direction, light sensor device assembly includes 4 photosensitive sensors 15, and 4 photosensitive sensors 15 are uniform
It is distributed on movable support 12, that is, display panel 14 is divided into 16 zonules, by mobile movable support 12, obtains
Take the light illumination of 16 zonule central points.
103, it is detected according to illumination of the light signal to the light source.
In the present embodiment, light sensor device assembly converts optical signals to voltage signal, therefore light sensor device assembly is examined
The light signal measured is voltage signal, and the reconnaissance range of light sensor device assembly is 0~5V of voltage.
Specifically, step 103 includes:
The voltage signal is converted into brightness value；
Whether the illumination for detecting the light source according to the brightness value is qualified.
It should be noted that voltage is in a linear relationship with illumination, it can be by light sensor device assembly according to the linear relationship
The voltage signal detected is converted to brightness value.Wherein, it in the case where at least two kinds of different brightness of light source, is measured using illumination
The brightness value for measuring different location is Y1, Y2 ..., and the voltage value using photosensitive sensor detection corresponding position is X1, X2 ...
Obtain the linear relationship of voltage and illumination: y=k*x+b, y are illumination, and x is voltage, and k, b are constant.
After obtaining the light illumination value at display panel different location, can by each brightness value and default illumination threshold into
Row compares, and whether the light illumination to judge each position of display panel is qualified.
It can be seen from the above, display panel, is fixed on the work of board by light illumination detection method provided in this embodiment
On platform, on movable support that light sensor device assembly is installed on the workbench, display panel rotation is driven to control board, and
When display panel is parallel with the light-emitting surface of light source, the light signal that photosensitive sensor component detection arrives is obtained, is realized to light source
The timely detection of illumination improves accuracy in detection without human intervention, reduces human cost, and be suitable for different types of light
Source detection, avoids leading to product batch sexual abnormality because light illumination is unqualified.
Referring to fig. 2, the embodiment of the present invention also provides a kind of light illumination detection system, can be realized in above-described embodiment
All processes of light illumination detection method.
As shown in Fig. 2, light illumination detection system provided in an embodiment of the present invention includes light source, board 10, control device
18, display panel 14 and light sensor device assembly.
The board 10 includes workbench 11 and the movable support 12 being set up on the workbench 11, the display surface
Plate 14 is fixed on the workbench 11, and the light sensor device assembly 19 is mounted on the movable support 12.Such as Fig. 3 institute
Show, light sensor device assembly 19 includes multiple photosensitive sensors 15, and the multiple photosensitive sensor 15 be evenly distributed on it is described
On movable support 12.
The lower section of workbench 11 is equipped with pedestal 13, and workbench 11 is enable to rotate 180 ° around pedestal 13.It is set on workbench 11
There is workspace, display panel 14 is fixed in the workspace, and sliding slot (figure is respectively equipped on the workbench 11 of workspace opposite sides
In do not show), the both ends of movable support 12 are slidably connected with two sliding slots respectively, enable movable support 12 in display panel 14
Surface it is mobile.
Light source can be glazing source 16, or backlight 17, wherein the upper light source 16 and the backlight 17 divide
Not Wei Yu the adjacent two sides of the board 10 (not including 13 side of pedestal), and the light-emitting surface of the upper light source 16 and the backlight
The light-emitting surface in source 17 is perpendicular.
The control device 18 is electrically connected with board 10, light sensor device assembly 19 respectively, is revolved for controlling board 10
Turn, and when the board 10 drives the display panel 14 to rotate to parallel with the light-emitting surface of light source, obtains described photosensitive
The light signal that sensor module 19 detects, to be detected according to illumination of the light signal to the light source.
Further, the control device is specifically used for driving the display panel to rotate to and light source in the board
When light-emitting surface is parallel, it is mobile in the surface of the display panel to control the movable support, and obtain in moving process
The light signal that the photosensitive sensor component detection arrives；The moving direction of the movable support is equal with the display panel
Row.
It should be noted that as shown in figure 3, display panel 14 can be divided on the moving direction A of movable support 12
A location point B is arranged at each region for multiple regions.Movable support 12 is often moved to a location point B, photosensitive sensor group
The light signal of the detection of part 19 current location.
The light signal that light sensor device assembly 19 detects is voltage signal, and voltage is in a linear relationship with illumination, control
The voltage signal that light sensor device assembly 19 detects can be converted to brightness value according to the linear relationship by device 18.Wherein,
In the case where at least two kinds of different brightness of light source, the brightness value using illumination photometer measurement different location is Y1, Y2 ..., uses light
The voltage value that dependent sensor detects corresponding position is X1, X2 ..., can be obtained the linear relationship of voltage and illumination: y=k*x+b, y
For illumination, x is voltage, and k, b are constant.
Control device 18 by each brightness value and can be preset after obtaining the light illumination value at display panel different location
Illumination threshold is compared, and whether the light illumination to judge each position of display panel is qualified.
It can be seen from the above, display panel, is fixed on the work of board by light illumination detection system provided in this embodiment
On platform, on movable support that light sensor device assembly is installed on the workbench, display panel rotation is driven to control board, and
When display panel is parallel with the light-emitting surface of light source, the light signal that photosensitive sensor component detection arrives is obtained, is realized to light source
The timely detection of illumination improves accuracy in detection without human intervention, reduces human cost, and be suitable for different types of light
Source detection, avoids leading to product batch sexual abnormality because light illumination is unqualified.
In conclusion although the present invention has been disclosed above in the preferred embodiment, but above preferred embodiment is not to limit
The system present invention, those skilled in the art can make various changes and profit without departing from the spirit and scope of the present invention
Decorations, therefore protection scope of the present invention subjects to the scope of the claims.
Claims (10)
1. a kind of light illumination detection method characterized by comprising
Control board rotation；The board includes workbench and the movable support that is set up on the workbench, the work
It is fixed with display panel on platform, light sensor device assembly is installed on the movable support；
When the board drives the display panel to rotate to parallel with the light-emitting surface of light source, the photosensitive sensor is obtained
The light signal that component detection arrives；
It is detected according to illumination of the light signal to the light source.
2. light illumination detection method according to claim 1, which is characterized in that described to drive described show in the board
When showing that panel rotates to parallel with the light-emitting surface of light source, the light signal that the photosensitive sensor component detection arrives is obtained, is had
Body includes:
When the board drives the display panel to rotate to parallel with the light-emitting surface of light source, controls the movable support and exist
The surface of the display panel is mobile, and obtains the light source that the photosensitive sensor component detection arrives in moving process and believe
Number；The moving direction of the movable support is parallel with the display panel.
3. light illumination detection method according to claim 2, which is characterized in that the control movable support is in institute
The surface for stating display panel is mobile, and obtains in moving process the light signal that the photosensitive sensor component detection arrives,
It specifically includes:
Multiple location points are uniformly arranged on the moving direction of the movable support；
It controls the movable support and is successively moved to each location point, and be often moved to a location point, obtain the photosensitive biography
The light signal that sensor component detection arrives.
4. light illumination detection method according to claim 1, which is characterized in that the light sensor device assembly includes more
A photosensitive sensor, and the multiple photosensitive sensor is evenly distributed on the movable support.
5. light illumination detection method according to claim 1, which is characterized in that the light signal is voltage signal；
It is described to be detected according to illumination of the light signal to the light source, it specifically includes:
The voltage signal is converted into brightness value；
Whether the illumination for detecting the light source according to the brightness value is qualified.
6. light illumination detection method according to claim 1, which is characterized in that the light source includes upper light source or backlight
Source；
The upper light source and the backlight are located at the adjacent two sides of the board, and the light-emitting surface of the upper light source and institute
The light-emitting surface for stating backlight is perpendicular.
7. a kind of light illumination detection system, which is characterized in that including light source, board, control device, display panel and photosensitive biography
Sensor component；The board includes workbench and the movable support that is set up on the workbench, and the display panel is fixed
On the workbench, the light sensor device assembly is mounted on the movable support；
The control device drives the display panel to rotate to the hair with light source for controlling board rotation in the board
When smooth surface is parallel, obtain the light signal that the photosensitive sensor component detection arrives, with according to the light signal to described
The illumination of light source is detected.
8. light illumination detection system according to claim 7, which is characterized in that the control device is specifically used in institute
When stating board the display panel being driven to rotate to parallel with the light-emitting surface of light source, the movable support is controlled in the display
The surface of panel is mobile, and obtains in moving process the light signal that the photosensitive sensor component detection arrives；The work
The moving direction of dynamic bracket is parallel with the display panel.
9. light illumination detection system according to claim 7, which is characterized in that the light sensor device assembly includes more
A photosensitive sensor, and the multiple photosensitive sensor is evenly distributed on the movable support.
10. light illumination detection system according to claim 7, which is characterized in that the light source includes upper light source or back
Light source；
The upper light source and the backlight are located at the adjacent two sides of the board, and the light-emitting surface of the upper light source and institute
The light-emitting surface for stating backlight is perpendicular.
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| CN201910276327.4A CN110057549B (en) | 2019-04-08 | 2019-04-08 | Light source illumination detection method and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110849596A (en) * | 2019-12-13 | 2020-02-28 | 广州市晶鑫光电科技有限公司 | System and method for detecting light emitting uniformity of light source |
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