CN112272430A - Automatic correction system and method for color lamps - Google Patents
Automatic correction system and method for color lamps Download PDFInfo
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- CN112272430A CN112272430A CN202011077257.9A CN202011077257A CN112272430A CN 112272430 A CN112272430 A CN 112272430A CN 202011077257 A CN202011077257 A CN 202011077257A CN 112272430 A CN112272430 A CN 112272430A
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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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
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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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
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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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/20—Controlling the colour of the light
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- 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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Abstract
The invention discloses an automatic correction system and method for colored lamps, wherein the system comprises the following steps: the control module is used for receiving the data acquisition instruction sent by the upper computer processing module, sending a corresponding light emitting instruction to the color lamp according to the received data and aiming at each color, receiving the test result sent by the upper computer processing module, and outputting a color adjusting instruction to the color lamp according to the difference between the test result and the standard coordinate, so that color correction is realized; the invention realizes automatic test correction of each built-in color and color temperature of the lamp, ensures that each color is consistent and reduces manual operation.
Description
Technical Field
The invention relates to the technical field of colored lamps, in particular to an automatic correction system and method for colored lamps.
Background
With the rapid development of science and technology and the improvement of the living standard of people, intelligent lighting and high-quality lighting gradually permeate into all aspects of life. Intelligent lighting and high-quality lighting need to realize online adjustability of output such as spectrum, light intensity, color temperature and the like of a lighting lamp. In order to meet high-quality and comfortable light output, an LED lighting fixture generally adopts R/G/B/W to realize mixed light output, LEDs have certain light attenuation along with time change and environmental change, and LED light source light attenuation with different peak wavelengths is different, so that the output color and color temperature of the LED lighting fixture are changed.
That is to say, the LED light source itself has color difference, so that the same color lamps and even lamps in the same batch have inconsistent color, and in order to solve the problem, the currently commonly used method is to adjust the white balance before leaving the factory, but this method can only ensure the color of a certain color temperature to be consistent, and other built-in colors and color temperatures cannot be consistent.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide an automatic color lamp correction system and method, so that automatic test correction is realized by each built-in color and color temperature of a lamp, the color of each LED lamp is ensured to be consistent, and manual operation is reduced.
To achieve the above and other objects, the present invention provides an automatic color lamp calibration system, comprising:
the control module is used for receiving the data acquisition instruction sent by the upper computer processing module, sending a corresponding light emitting instruction to the color lamp according to the received data and aiming at each color, receiving the test result sent by the upper computer processing module, and outputting a color adjusting instruction to the color lamp according to the difference between the test result and the standard coordinate, so that color correction is realized;
and the photoelectric detection module is connected with the upper computer processing module and used for testing the photoelectric parameters of the color lamp and sending the acquired data to the upper computer processing module.
Preferably, the control module comprises:
the data acquisition module is used for receiving a data acquisition instruction of the upper computer processing module, controlling the light emitting instruction sending unit to send a light emitting instruction to the color lamp according to the data acquisition instruction, and meanwhile, receiving and storing a data acquisition result processed and sent by the upper computer;
the light emitting instruction sending unit is used for calculating the light emitting illumination intensity of each color required currently according to the data acquisition instruction and sending a corresponding light emitting instruction to the color lamp aiming at each color;
and the color adjusting unit is used for receiving the test result forwarded by the upper computer processing module, obtaining the difference between the current color coordinate and the standard coordinate according to the test result, outputting a color adjusting instruction to the color lamp according to the difference, and repeating the process until the difference between the current color coordinate and the standard coordinate of the test result is within a preset threshold value, so that the current color correction is completed.
Preferably, the upper computer processing module is internally preset with standard colors and color temperatures which correspond to each color lamp and need to be tested, the color temperatures comprise high-color-rendering-index color temperatures and no requirement for color rendering index color temperatures, custom colors and coordinates, and when color correction is carried out, the upper computer processing module sends the standard colors and the coordinates which need to be tested to the corresponding color lamps to the control module.
Preferably, the control module further comprises:
and the correction factor processing unit is used for recording the correction factor of the current color after each color is corrected, and adding the corresponding correction factor to the same standard color for testing when the next table lamp is corrected, so that the test is quicker.
Preferably, the correction factor processing unit records the corrected illumination ratios of the various colors as the correction factor, and when the current color of the next lamp is tested, the light emitting instruction sending unit directly adopts the illumination ratios to calculate and output the light emitting illumination of the next lamp, and sends the corresponding light emitting instructions to the color lamp.
Preferably, when the current color coordinate (x0, y0) is corrected, the correction factor processing unit calculates the illumination ratio of each corrected color, the theoretical coordinate (xi, yi) of the illumination ratio is taken as a correction factor, a difference value is recorded, and when the next table lamp is corrected, and when the color coordinate (x0, y0) is corrected, the light emitting instruction sending unit directly calculates the light emitting illumination of the next table lamp by using the calculation (xi, yi), and sends a corresponding light emitting instruction to the color lamp.
Preferably, the control module is connected with the color lamp through a DMX signal line.
In order to achieve the above object, the present invention further provides an automatic color lamp calibration method, which comprises the following steps:
step S1, the control module receives a data acquisition instruction sent by the upper computer processing module;
step S2, sending a corresponding light emitting instruction to the color lamp according to the received data acquisition instruction aiming at each color required currently;
and step S3, receiving the test result sent by the upper computer processing module, and outputting a color adjusting instruction to the color lamp according to the difference between the test result and the standard coordinate, thereby realizing color correction.
Preferably, in step S3, whether the color is correct is determined according to the coordinates of the current color and the standard coordinates, the next color test is performed if the color is correct, the color to be adjusted is calculated if the color is incorrect, the color instruction to be adjusted is sent to the color lamp, the color lamp controls light emission again according to the instruction, and the above process is repeated until the difference between the current coordinates and the standard coordinates of the test result is within the preset threshold value, so as to complete the current color correction.
Preferably, in step S3, after each color is corrected, the correction factor of the current color is recorded, and when the next table lamp is corrected, the corresponding correction factor is added to the same standard color for testing.
Compared with the prior art, the automatic correction system and the automatic correction method for the color lamp ensure that each color keeps consistent by automatically testing and correcting each built-in color and color temperature of the color lamp, reduce manual operation errors, and achieve the high precision of the test within plus or minus 0.003.
Drawings
FIG. 1 is a system architecture diagram of an automatic color lamp calibration system according to the present invention;
FIG. 2 is a flow chart illustrating the steps of an automatic color lamp calibration method according to the present invention;
FIG. 3 is a system block diagram of an embodiment of the present invention;
FIG. 4 is a flowchart of basic data acquisition steps according to an embodiment of the present invention;
FIG. 5 is a flowchart illustrating a color correction procedure according to an embodiment of the present invention.
Detailed Description
Other advantages and capabilities of the present invention will be readily apparent to those skilled in the art from the present disclosure by describing the embodiments of the present invention with specific embodiments thereof in conjunction with the accompanying drawings. The invention is capable of other and different embodiments and its several details are capable of modification in various other respects, all without departing from the spirit and scope of the present invention.
Fig. 1 is a system architecture diagram of an automatic color lamp calibration system according to the present invention. As shown in fig. 1, the present invention provides an automatic color lamp calibration system, which is applied to automatic calibration of a color lamp, and is connected to an upper computer processing module and the color lamp, and comprises:
the control module 101 is used for receiving a data acquisition instruction sent by the upper computer processing module, the data acquisition instruction comprises test related data, the test related data comprises but is not limited to photoelectric parameters, standard colors to be tested, color temperature and the like, corresponding light emitting instructions are sent to the color lamps according to the received data and aiming at each color, test results sent by the upper computer processing module are received, and color adjusting instructions are output to the color lamps according to the difference between the test results and the standard coordinates, so that color correction is achieved. Generally, each color lamp has a plurality of colors and color temperatures to be corrected, and each color lamp needs to be corrected, and the control module 101 needs to send corresponding light emitting instructions to the color lamps for the corresponding color according to data sent by the upper computer processing module to perform correction one by one.
In the specific embodiment of the present invention, one end of the control module 101 is connected to the upper computer processing module, the upper computer processing module is provided with a standard color, a color temperature and a coordinate corresponding to each color lamp to be tested (each color lamp corresponds to a plurality of colors and color temperatures to be corrected, each color and color temperature has a standard coordinate), the upper computer processing module is provided with different selection modes including a default standard color and color temperature (for example, the color correction mode and the color temperature correction mode are different, and the standard color and the coordinate tested in different selection modes are different), and the color temperature includes a high-color-rendering-index color temperature, a color temperature not requiring color-rendering-index, a custom color and a coordinate, and the like. When color correction is needed, the upper computer processing module sends standard colors and coordinates to be tested to the control module 101 through a data acquisition instruction aiming at the corresponding color lamp, the other end of the control module 101 is connected with the color lamp through a DMX signal line, a color correction algorithm is arranged in the upper computer processing module, the light emitting illumination of each color required currently is calculated according to received data, a corresponding light emitting instruction is sent to the corresponding color lamp, the color lamp controls light emitting according to the light emitting instruction, the photoelectric detection module 102 tests the color coordinates, illumination and color rendering index of the light emitting, the tested data is sent to the upper computer processing module, the upper computer processing module forwards the test result to the control module 101, the control module 101 obtains the difference between the current coordinates and the standard coordinates according to the test result, a color adjusting instruction is output to the color lamp, and the color lamp controls light emitting again according to the instruction, and repeating the process until the difference between the current coordinate of the test result and the standard coordinate is within a preset threshold value, thereby finishing the current color correction. Preferably, the control module is further internally provided with a high-color-rendering-index color temperature algorithm so as to realize selection during color temperature correction.
Specifically, the control module 101 further includes:
the data acquisition module 101a is used for receiving a data acquisition instruction of the upper computer processing module, controlling the light emitting instruction sending unit 101b to send a light emitting instruction to the color lamp according to the data acquisition instruction, and meanwhile, the data acquisition module 101a also receives and stores a data acquisition result processed and sent by the upper computer.
Specifically, before color correction, the upper computer processing module sends out a data acquisition instruction, the data acquisition module 101a receives the instruction and sends the instruction to the light-emitting instruction sending unit to control the corresponding color lamp to be lighted in a single color according to the data acquisition instruction, the photoelectric detection module 102 tests the illumination and color coordinate data of each single color and sends the data to the upper computer processing module, the upper computer processing module sends the acquired data to the data acquisition module 101a, and the data acquisition module 101a receives and stores the data.
And the light emitting instruction sending unit 101b is configured to calculate the light emitting illuminance of each currently required color according to the data acquisition instruction, and send a corresponding light emitting instruction to the color lamp for each color. And the color adjusting unit 101c is used for receiving the test result forwarded by the upper computer processing module, obtaining the difference between the current color coordinate and the standard coordinate according to the test result, outputting a color adjusting instruction to the color lamp, and repeating the process until the difference between the current coordinate and the standard coordinate of the test result is within a preset threshold value, so as to finish the current color correction.
That is, when the color lamp obtains the light emitting instruction and controls light emission according to the light emitting instruction, the photodetection module 102 will test the color coordinate, illumination intensity and color rendering index of the light emission, and send the test data to the upper computer processing module, which will forward the test result to the control module, the color adjusting unit 101c will obtain the coordinate of the current color according to the test result, and output the color adjusting instruction to the color lamp according to the difference between the current color coordinate and the standard coordinate, i.e., judge whether the color is correct according to the coordinate of the current color and the standard coordinate, if correct, perform the next color test, if incorrect, calculate the color to be adjusted, and send the color instruction to the color lamp, which will control light emission again according to the color adjusting instruction, repeat the above process until the difference between the current color coordinate and the standard coordinate of the test result is within plus or minus 0.003, thereby completing the current color correction.
Preferably, the control module 101 further comprises:
and the correction factor processing unit 101d is configured to record a correction factor of a current color after each color is corrected, and add a corresponding correction factor to the same standard color for testing when the next table lamp is corrected, so that the test is faster.
In an embodiment of the present invention, the correction factor processing unit 101d records the corrected illumination ratios of the various colors as the correction factor, and when the current color is tested for the next desk lamp, the light emitting instruction transmitting unit 101b directly calculates and outputs the light emitting illumination according to the illumination ratios, and transmits the corresponding light emitting instructions to the color lamp. For example, the color proportions of the target color (0.3304,0.3392) correction result RGBW are: 46:76:1:97 as a correction factor, and when the next lamp corrects the target color (0.3304,0.3392), calculating RGBW, mixing the RGBW according to the illumination ratio 46:76:1:97 to obtain coordinates (0.3304,0.3392), namely, assuming the target color (0.3304,0.3392), and then, according to the calculated illumination ratio 48:78:1:97, the lamp emits light according to the ratio, the actually tested color coordinates are (0.3364,0.3438), and when the color ratio is adjusted to 46:76:1:97 and the coordinates obtained by emitting light according to the ratio are (0.3304,0.3392), the light is emitted directly according to the ratio 46:76:1:97 (instead of the ratio of 48:78:1:97 calculated in theory) when the next lamp is corrected (0.3304, 0.3392).
In another embodiment of the present invention, when the current color coordinates (x0, y0) are corrected, the corrected illumination ratio of each color is calculated to have the theoretical coordinates (xi, yi) as a correction factor, the difference is recorded, when the next table lamp is corrected, when the color coordinates (x0, y0) are corrected, the light emitting illumination is directly calculated by the calculation (xi, yi), and a corresponding light emitting command is sent to the color lamp. For example, the color proportions of the target color (0.3304,0.3392) correction result RGBW are: 46:76:1:97, theoretically calculating coordinates obtained by mixing RGBW according to the ratio 46:76:1:97 to be (0.3364,0.3438), and directly calculating the initial illumination ratio by using (0.3364,0.3438) when the next desk lamp corrects the target color (0.3304, 0.3392).
And the photoelectric detection module 102 is used for testing photoelectric parameters of the color lamp and sending the acquired data to the upper computer processing module, so that the photoelectric parameters obtained by the test are transmitted to the control module by the upper computer processing module.
In the embodiment of the present invention, the photoelectric detection module 102 is connected to the upper computer processing module through a USB cable, tests photoelectric parameters of the color lamp, including but not limited to color coordinates (x, y), brightness E, and color rendering index Ra of the light color, and sends the test result to the upper computer processing module.
Fig. 2 is a flow chart illustrating steps of an automatic color lamp calibration method according to the present invention. As shown in fig. 2, the automatic color lamp calibration method of the present invention includes the following steps:
and step S1, the control module receives a data acquisition instruction sent by the upper computer processing module, the data acquisition includes test related data, and the test related data includes but is not limited to photoelectric parameters, standard colors to be tested, color temperature and the like.
In the specific embodiment of the invention, one end of the control module is connected with the upper computer processing module, the upper computer processing module is internally provided with a standard color and a coordinate corresponding to each color lamp to be tested, the upper computer processing module is provided with different selection modes comprising a default standard color and a default color temperature, the color temperature comprises a high color temperature with color indication and a color temperature without color indication, a custom color and a coordinate, and the like, and when color correction is required, the upper computer processing module can send the standard color and the coordinate to be tested to the corresponding color lamp to the control module.
And step S2, sending corresponding light emitting instructions to the color lamps according to the received data and aiming at each color.
That is to say, the other end of the control module is connected with the color lamp through a DMX signal line, the control module is internally provided with a color correction algorithm and a high color temperature algorithm, calculates the light emitting illuminance of each color currently required according to the data received from the upper computer processing module, and sends a corresponding light emitting instruction to the corresponding color lamp to enable the color lamp to emit light according to the light emitting instruction.
And step S3, receiving the test result sent by the upper computer processing module, and outputting a color adjusting instruction to the color lamp according to the difference between the test result and the standard coordinate, thereby realizing color correction.
When the color lamp emits light according to the light emitting instruction, the photoelectric detection module tests the color coordinate, the illumination and the color rendering index of the light, the tested data is sent to the upper computer processing module, the upper computer processing module forwards the test result to the control module, the control module obtains the difference between the current coordinate and the standard coordinate according to the test result, outputting a color adjusting instruction to the color lamp through a built-in color correction algorithm, for example, judging whether the color is correct according to the coordinate of the current color and the standard coordinate, performing the next color test if the color is correct, calculating the color to be adjusted if the color is incorrect, and sending a color instruction to be adjusted to the color lamp, and the color lamp controls light emission again according to the instruction, and repeating the process until the difference between the current coordinate and the standard coordinate of the test result is within a preset threshold value, so as to finish current color correction.
Preferably, in step S3, after each color is corrected, the correction factor of the current color is recorded, and when the next table lamp is corrected, the corresponding correction factor is added to the same standard color for testing, so that the testing is faster.
In an embodiment of the present invention, the corrected illumination ratios of the various colors are recorded as the correction factor, and when the current color is tested for the next desk lamp, the light emitting instruction sending unit 101a directly calculates and outputs the light emitting illumination according to the illumination ratios, and sends the corresponding light emitting instructions to the color lamp.
In another embodiment of the present invention, when the current color coordinates (x0, y0) are corrected, the corrected illumination ratio of each color is calculated to have the theoretical coordinates (xi, yi) as a correction factor, the difference is recorded, when the next table lamp is corrected, when the color coordinates (x0, y0) are corrected, the light emitting illumination is directly calculated by the calculation (xi, yi), and a corresponding light emitting command is sent to the color lamp.
Examples
Fig. 3 is a system block diagram of an embodiment of the invention. As shown in fig. 3, the upper computer processing module is connected with the control module, the control module is connected with the color lamp through a DMX signal, and the photoelectric detection module is connected with the upper computer processing module through a USB cable.
In this embodiment, the automatic color calibration process of a color lamp includes two steps, i.e., basic data acquisition and color calibration.
As shown in fig. 4, the basic data acquisition process is as follows: the upper computer processing module sends a data acquisition instruction, the control module controls the lamps to be lighted in single colors according to the instruction, the photoelectric detection module tests the illumination and color coordinate data of each single color and sends the data to the upper computer processing module, the upper computer processing module sends the data to the control module, and the control module receives the data and stores the data
As shown in fig. 5, the color correction process: the upper computer processing module is provided with different selection modes including default standard colors and color temperatures, the color temperatures include high-color-display-finger color temperatures and color temperatures without requirements for color display, custom colors and coordinates and the like. The control module calculates the light emitting illumination of each color required currently according to received data through an algorithm, a light emitting instruction is sent to the color lamp, the color lamp controls light emitting according to the instruction, the photoelectric detection module tests the color coordinate, illumination and color rendering index of the light emitting and sends the tested data to the upper computer processing module, the upper computer processing module forwards the data to the control module, the control module outputs a color adjusting instruction through calculation according to the difference between the current coordinate and the standard coordinate until the difference between the tested coordinate and the standard coordinate is within plus or minus 0.003, correction is completed, after correction is completed, the control module records the correction factor of the current color, when the next lamp is corrected, the same standard color is added with the correction factor for testing, and the test is quicker.
After all color tests are completed, the upper computer processing module can automatically export and store the test data, subsequent query is facilitated, the control module sends the data to the color lamp for storage, and the color lamp responds after receiving the data to complete correction.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Therefore, the scope of the invention should be determined from the following claims.
Claims (10)
1. An automatic color light correction system, comprising:
the control module is used for receiving the data acquisition instruction sent by the upper computer processing module, sending a corresponding light emitting instruction to the color lamp according to the received data and aiming at each color, receiving the test result sent by the upper computer processing module, and outputting a color adjusting instruction to the color lamp according to the difference between the test result and the standard coordinate, so that color correction is realized;
and the photoelectric detection module is connected with the upper computer processing module and used for testing the photoelectric parameters of the color lamp and sending the acquired data to the upper computer processing module.
2. The system of claim 1, wherein the control module comprises:
the data acquisition module is used for receiving a data acquisition instruction of the upper computer processing module, controlling the light emitting instruction sending unit to send a light emitting instruction to the color lamp according to the data acquisition instruction, and meanwhile, receiving and storing a data acquisition result processed and sent by the upper computer;
the light emitting instruction sending unit is used for calculating the light emitting illumination intensity of each color required currently according to the data acquisition instruction and sending a corresponding light emitting instruction to the color lamp aiming at each color;
and the color adjusting unit is used for receiving the test result forwarded by the upper computer processing module, obtaining the difference between the current color coordinate and the standard coordinate according to the test result, outputting a color adjusting instruction to the color lamp according to the difference, and repeating the process until the difference between the current color coordinate and the standard coordinate of the test result is within a preset threshold value, so that the current color correction is completed.
3. An automatic color lamp calibration system according to claim 2, wherein: the upper computer processing module is internally and preliminarily provided with standard colors and color temperatures which correspond to each color lamp and need to be tested, the color temperatures comprise high-color-rendering-index color temperatures and non-required color-rendering-index color temperatures, custom colors and coordinates, and when color correction is carried out, the upper computer processing module sends the standard colors and the coordinates which need to be tested to the corresponding color lamps to the control module.
4. The system of claim 2, wherein the control module further comprises:
and the correction factor processing unit is used for recording the correction factor of the current color after each color is corrected, and adding the corresponding correction factor to the same standard color for testing when the next table lamp is corrected, so that the test is quicker.
5. The system of claim 4, wherein: the correction factor processing unit records the corrected illumination proportion of each color as a correction factor, and when the current color of the next desk lamp is tested, the light emitting instruction sending unit directly adopts the illumination proportion to calculate and output the light emitting illumination of the next desk lamp and sends a corresponding light emitting instruction to the color lamp.
6. The system of claim 4, wherein: when the current color coordinates (x0, y0) are corrected, the correction factor processing unit calculates the illumination proportion of each corrected color, the theoretical coordinates (xi, yi) of the illumination proportion are used as correction factors, difference values are recorded, when the next table lamp is corrected and the color coordinates (x0, y0) are corrected, the light emitting instruction sending unit directly calculates the light emitting illumination of the light emitting instruction sending unit by calculating (xi, yi), and sends corresponding light emitting instructions to the color lamp.
7. The system of claim 1, wherein: the control module is connected with the color lamp through a DMX signal line.
8. An automatic correction method for a colored lamp comprises the following steps:
step S1, the control module receives a data acquisition instruction sent by the upper computer processing module;
step S2, sending a corresponding light emitting instruction to the color lamp according to the received data acquisition instruction aiming at each color required currently;
and step S3, receiving the test result sent by the upper computer processing module, and outputting a color adjusting instruction to the color lamp according to the difference between the test result and the standard coordinate, thereby realizing color correction.
9. The method of claim 8, wherein the method comprises the steps of: in step S3, whether the color is correct is determined according to the coordinates of the current color and the standard coordinates, the next color test is performed if the color is correct, the color to be adjusted is calculated if the color is incorrect, the color instruction to be adjusted is sent to the color lamp, the color lamp controls light emission again according to the instruction, and the above process is repeated until the difference between the current coordinates and the standard coordinates of the test result is within the preset threshold value, so as to complete the current color correction.
10. The method of claim 9 for automatically correcting a color light fixture, wherein: in step S3, after each color is corrected, the correction factor of the current color is recorded, and when the next table lamp is corrected, the corresponding correction factor is added to the same standard color for testing.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114360444A (en) * | 2021-12-06 | 2022-04-15 | 深圳市艾比森光电股份有限公司 | LED display screen system and correction method thereof |
| WO2023001000A1 (en) * | 2021-07-23 | 2023-01-26 | 北京字节跳动网络技术有限公司 | Method and apparatus for determining lamp driving parameter and electronic device |
| CN116086778A (en) * | 2023-02-28 | 2023-05-09 | 非凡士智能科技(苏州)有限公司 | System and method for calibrating color temperature and color of lamp |
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