CN114141196A - Color difference calibration method and system for display screen - Google Patents
Color difference calibration method and system for display screen Download PDFInfo
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- CN114141196A CN114141196A CN202111527039.5A CN202111527039A CN114141196A CN 114141196 A CN114141196 A CN 114141196A CN 202111527039 A CN202111527039 A CN 202111527039A CN 114141196 A CN114141196 A CN 114141196A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0666—Adjustment of display parameters for control of colour parameters, e.g. colour temperature
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- General Physics & Mathematics (AREA)
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Abstract
The invention provides a color difference calibration method and a system of a display screen, wherein the color difference calibration method comprises the following steps: step 1: placing a first display screen in the middle, and placing a plurality of second display screens around the first display screen, wherein the first display screen is a display screen with parameters to be adjusted, and the color temperature and the color difference of the plurality of second display screens are the same; step 2: lighting the plurality of second display screens to enable the plurality of second display screens to emit light with the same color; and step 3: and adjusting parameters of the first display screen to ensure that the color of the first display screen is the same as that of the second display screen, recording related parameters, and writing the parameters into a memory for standby. The invention has the beneficial effects that: all first display screens are all transferred out by squared figure frame construction, so, the uniformity of all first display screens is the same, if when a certain first display screen damages or maintains, reuse is adjusted by squared figure frame construction, can guarantee the uniformity of product and quality, makes the installation, the debugging, the maintenance of first display screen more convenient.
Description
Technical Field
The invention relates to the technical field of display, in particular to a color difference calibration method and system for a display screen.
Background
A big LED display screen is assembled by a plurality of small LED screens, the color temperature and color difference requirements of all the small LED screens are the same, most of products are assembled into a finished product at present, and then the integral color difference and color temperature and the like of the product are adjusted.
Disclosure of Invention
The invention provides a color difference calibration method of a display screen, which comprises the following steps:
step 1: placing a first display screen in the middle, and placing a plurality of second display screens around the first display screen, wherein the first display screen is a display screen with parameters to be adjusted, and the color temperature and the color difference of the plurality of second display screens are the same;
step 2: lighting the plurality of second display screens to enable the plurality of second display screens to emit light with the same color;
and step 3: adjusting parameters of the first display screen to enable the color of the first display screen to be the same as that of the second display screen, recording relevant parameters of the first display screen, and writing the relevant parameters into a storage of the first display screen for standby;
and 4, step 4: judging whether the step 2 and the step 3 are executed for three times, if so, ending, otherwise, returning to execute the step 2;
each time step 2 is performed, the color of the light emitted by the second display screen is different.
As a further improvement of the invention, the chromatic aberration calibration method adopts a nine-square grid frame structure, the first display screen is placed in the frame in the middle, and the eight second display screens are placed in the frames at the periphery.
As a further improvement of the present invention, when step 2 is performed for the first time, the plurality of second display screens emit red light; when step 2 is executed for the second time, the plurality of second display screens emit blue light; and when the step 2 is executed for the third time, the plurality of second display screens emit green light.
As a further improvement of the present invention, in step 3, the relevant parameters include brightness, color temperature, and color difference.
As a further improvement of the invention, when the first display screen is used for displaying, relevant parameters in the memory are automatically called, and display parameters of the first display screen are controlled.
The invention also provides a color difference calibration system of a display screen, which comprises a nine-square-grid frame structure, wherein a frame in the middle of the nine-square-grid frame structure is used for placing a first display screen, eight second display screens are placed in a peripheral frame of the nine-square-grid frame structure, the first display screen is a display screen with parameters to be adjusted, the color temperature and the color difference of a plurality of second display screens are the same, and the color difference calibration system also comprises:
a screen lighting module: the second display screens are used for lighting the second display screens, so that the second display screens emit light with the same color;
a parameter adjusting module: the device comprises a storage, a first display screen, a second display screen, a parameter adjusting module and a parameter setting module, wherein the storage is used for storing the parameters of the first display screen;
judging whether the screen lighting module and the parameter adjusting module run for three times, if so, ending, otherwise, returning to the screen lighting module;
the color of the light emitted by the second display screen is different each time the screen lighting module is operated.
As a further improvement of the present invention, the plurality of second display screens emit red light when the screen lighting module is operated for the first time; when the screen lighting module is operated for the second time, the plurality of second display screens emit blue light; when the screen lighting module is operated for the third time, the second display screens emit green light.
As a further improvement of the present invention, in the parameter adjusting module, the relevant parameters include brightness, color temperature, and color difference.
As a further improvement of the invention, when the first display screen is used for displaying, relevant parameters in the memory are automatically called, and display parameters of the first display screen are controlled.
As a further improvement of the present invention, the first display screen and the second display screen are both LED display screens.
The invention has the beneficial effects that: all first display screens are all transferred out by squared figure frame construction, so, the uniformity of all first display screens is the same, if when a certain first display screen damages or maintains, reuse is adjusted by squared figure frame construction, can guarantee the uniformity of product and quality, makes the installation, the debugging, the maintenance of first display screen more convenient.
Drawings
Fig. 1 is a schematic block diagram of the structure of the present invention.
Detailed Description
The invention discloses a color difference calibration method of a display screen, which comprises the following steps:
step 1: placing a first display screen 1 in the middle, placing a plurality of second display screens 2 around the first display screen 1, wherein the first display screen 1 is a display screen of a parameter to be adjusted, and the color temperature and the color difference of the plurality of second display screens 2 are the same;
step 2: lighting the plurality of second display screens 2 to enable the plurality of second display screens 2 to emit light with the same color;
and step 3: the parameters of the most marginal row of lamp beads of the first display screen 1 are influenced by the brightness of the second display screen 2, the parameters of the first display screen 1 are adjusted to ensure that the color of the first display screen 1 is the same as that of the second display screen 2, the relevant parameters of the first display screen 1 are recorded, and the parameters are written into a storage of the first display screen 1 for standby;
and 4, step 4: judging whether the step 2 and the step 3 are executed for three times, if so, ending, otherwise, returning to execute the step 2;
each time step 2 is performed, the color of the light emitted by the second display screen 2 is different.
As shown in fig. 1, the chromatic aberration calibration method adopts a squared figure frame structure, wherein a first display screen 1 is placed in the frame in the middle, and eight second display screens 2 are placed in the frames at the periphery.
When the step 2 is executed for the first time, the plurality of second display screens 2 emit red light, and when the step 2 is executed for the second time, the plurality of second display screens 2 emit blue light; when step 2 is executed for the third time, the plurality of second display screens 2 emit green light.
In step 3, the relevant parameters include brightness, color temperature, and color difference. When the first display screen 1 is used for displaying, relevant parameters in the memory are automatically called, and the display parameters of the first display screen 1 are controlled.
The invention also discloses a color difference calibration system of a display screen, which comprises a nine-grid framework structure, wherein a frame in the middle of the nine-grid framework structure is used for placing a first display screen 1, eight second display screens 2 are placed in a peripheral frame of the nine-grid framework structure, the first display screen 1 is a display screen with parameters to be adjusted, the color temperature and the color difference of a plurality of second display screens 2 are the same, and the color difference calibration system also comprises:
a screen lighting module: the second display screens 2 are used for lighting the second display screens 2, so that the second display screens 2 emit light with the same color;
a parameter adjusting module: the device is used for adjusting the parameters of the first display screen 1, enabling the color of the first display screen 1 to be the same as that of the second display screen 2, recording the related parameters of the first display screen 1, and writing the related parameters into a memory of the first display screen 1 for standby;
judging whether the screen lighting module and the parameter adjusting module run for three times, if so, ending, otherwise, returning to the screen lighting module;
each time the screen lighting module is operated, the color of the light emitted by the second display screen 2 is different.
The plurality of second display screens 2 emit red light when the screen lighting module is operated for the first time.
When the screen lighting module is operated for the second time, the plurality of second display screens 2 emit blue light; when the screen lighting module is operated for the third time, the plurality of second display screens 2 emit green light.
In the parameter adjusting module, the related parameters include brightness, color temperature and color difference. When the first display screen 1 is used for displaying, relevant parameters in the memory are automatically called, and the display parameters of the first display screen 1 are controlled.
The first display screen 1 and the second display screen 2 are both LED display screens.
The during operation assembles into a bold display screen with the first display screen 1 concatenation of polylith, and whole first display screen 1 is all transferred by squared figure frame construction, so, whole first display screen 1's uniformity is the same, if when a certain first display screen 1 damages or maintains, reuses and adjusts by squared figure frame construction, can guarantee the uniformity of product and quality, makes the installation, the debugging, the maintenance of first display screen 1 more convenient.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (10)
1. A color difference calibration method of a display screen is characterized by comprising the following steps:
step 1: the method comprises the following steps of placing a first display screen (1) in the middle, placing a plurality of second display screens (2) around the first display screen (1), wherein the first display screen (1) is a display screen with parameters to be adjusted, and the color temperature and the color difference of the second display screens (2) are the same;
step 2: lighting the plurality of second display screens (2) to enable the plurality of second display screens (2) to emit light with the same color;
and step 3: adjusting parameters of the first display screen (1), enabling the color of the first display screen (1) to be the same as that of the second display screen (2), recording related parameters of the first display screen (1), and writing the related parameters into a storage of the first display screen (1) for standby;
and 4, step 4: judging whether the step 2 and the step 3 are executed for three times, if so, ending, otherwise, returning to execute the step 2;
each time step 2 is performed, the color of the light emitted by the second display screen (2) is different.
2. The chromatic aberration calibration method according to claim 1, characterized in that: the chromatic aberration calibration method adopts a nine-square-grid frame structure, wherein a first display screen (1) is placed in a frame in the middle, and eight second display screens (2) are placed in frames on the periphery.
3. The chromatic aberration calibration method according to claim 1, characterized in that: when step 2 is executed for the first time, the plurality of second display screens (2) emit red light; when step 2 is executed for the second time, the plurality of second display screens (2) emit blue light; and when the step 2 is executed for the third time, the plurality of second display screens (2) emit green light.
4. The chromatic aberration calibration method according to claim 1, characterized in that: in step 3, the relevant parameters include brightness, color temperature, and color difference.
5. The chromatic aberration calibration method according to claim 1, characterized in that: when the first display screen (1) is used for displaying, relevant parameters in the memory are automatically called, and display parameters of the first display screen (1) are controlled.
6. The utility model provides a colour difference calbiration system of display screen, its characterized in that, includes nine palace check frame construction, and the frame in the middle of nine palace check frame construction is used for placing first display screen (1), and eight second display screens (2) are put into to the peripheral frame of nine palace check frame construction, and first display screen (1) is the display screen of treating the adjustment parameter, and the colour temperature colour difference homogeneous phase of a plurality of second display screens (2) is the same, and this colour difference calbiration system still includes: a screen lighting module: the second display screens (2) are lightened to enable the second display screens (2) to emit light with the same color;
a parameter adjusting module: the device is used for adjusting parameters of the first display screen (1), enabling the color of the first display screen (1) to be the same as that of the second display screen (2), recording related parameters of the first display screen (1), and writing the related parameters into a storage of the first display screen (1) for standby;
judging whether the screen lighting module and the parameter adjusting module run for three times, if so, ending, otherwise, returning to the screen lighting module;
the color of the light emitted by the second display screen (2) is different each time the screen lighting module is operated.
7. The chromatic aberration calibration system of claim 6, wherein: when the screen lighting module is operated for the first time, the plurality of second display screens (2) emit red light; when the screen lighting module is operated for the second time, the plurality of second display screens (2) emit blue light; when the screen lighting module is operated for the third time, the second display screens (2) emit green light.
8. The chromatic aberration calibration system of claim 6, wherein: in the parameter adjusting module, the related parameters include brightness, color temperature and color difference.
9. The chromatic aberration calibration system of claim 6, wherein: when the first display screen (1) is used for displaying, relevant parameters in the memory are automatically called, and display parameters of the first display screen (1) are controlled.
10. The chromatic aberration calibration system of any one of claims 6 to 9, wherein: the first display screen (1) and the second display screen (2) are both LED display screens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111527039.5A CN114141196A (en) | 2021-12-14 | 2021-12-14 | Color difference calibration method and system for display screen |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111527039.5A CN114141196A (en) | 2021-12-14 | 2021-12-14 | Color difference calibration method and system for display screen |
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| CN114141196A true CN114141196A (en) | 2022-03-04 |
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Citations (6)
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| CN101076128A (en) * | 2007-06-05 | 2007-11-21 | 广东威创日新电子有限公司 | Method and apparatus for correcting multi-screen connected wall |
| TWI506533B (en) * | 2014-12-05 | 2015-11-01 | Aten Int Co Ltd | Calibration system and method of multi-display system |
| CN107799055A (en) * | 2017-11-13 | 2018-03-13 | 长春希达电子技术有限公司 | A kind of bearing calibration of LED display based on object of reference |
| CN111402825A (en) * | 2020-03-31 | 2020-07-10 | 浙江宇视科技有限公司 | Screen correction method, device and system and logic board |
| CN112687243A (en) * | 2021-01-14 | 2021-04-20 | 广州朗国电子科技有限公司 | Spliced screen color adjusting method and system and storage device |
| CN113763853A (en) * | 2020-06-04 | 2021-12-07 | 杭州海康威视数字技术股份有限公司 | Chromatic aberration correction method, chromatic aberration correction device and chromatic aberration correction equipment |
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2021
- 2021-12-14 CN CN202111527039.5A patent/CN114141196A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101076128A (en) * | 2007-06-05 | 2007-11-21 | 广东威创日新电子有限公司 | Method and apparatus for correcting multi-screen connected wall |
| TWI506533B (en) * | 2014-12-05 | 2015-11-01 | Aten Int Co Ltd | Calibration system and method of multi-display system |
| CN107799055A (en) * | 2017-11-13 | 2018-03-13 | 长春希达电子技术有限公司 | A kind of bearing calibration of LED display based on object of reference |
| CN111402825A (en) * | 2020-03-31 | 2020-07-10 | 浙江宇视科技有限公司 | Screen correction method, device and system and logic board |
| CN113763853A (en) * | 2020-06-04 | 2021-12-07 | 杭州海康威视数字技术股份有限公司 | Chromatic aberration correction method, chromatic aberration correction device and chromatic aberration correction equipment |
| CN112687243A (en) * | 2021-01-14 | 2021-04-20 | 广州朗国电子科技有限公司 | Spliced screen color adjusting method and system and storage device |
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