CN101635140A - Color automatic adjustment method and color automatic adjustment device - Google Patents
Color automatic adjustment method and color automatic adjustment device Download PDFInfo
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- CN101635140A CN101635140A CN200810130078A CN200810130078A CN101635140A CN 101635140 A CN101635140 A CN 101635140A CN 200810130078 A CN200810130078 A CN 200810130078A CN 200810130078 A CN200810130078 A CN 200810130078A CN 101635140 A CN101635140 A CN 101635140A
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Abstract
The invention discloses a color automatic adjustment method and a color automatic adjustment device, which are applicable to an image output device. The method comprises the following steps of: acquiring the accumulated use time of the image output device; acquiring the corresponding color intensity attenuation value of the accumulated use time; and regulating the color intensity of the image output device according to the color intensity attenuation value. The color automatic adjustment method and the color automatic adjustment device can solve the problem of color attenuation and color shift so as to obtain pictures of a better effect.
Description
Technical field
The present invention relates to a kind of automatic adjusting method and automatic regulating apparatus, relate in particular to a kind of color automatic adjustment method and color automatic adjustment device that is used for image output device.
Background technology
In general, image output device (for example LCD screen, projector etc.) is after using a period of time, and the problem that it can produce look decay and color shift makes on-screen displays distortion gradually.For instance, the bulb of projector is after long-time the use, and the brightness meeting reduces gradually, and colourity can be yellow partially gradually.In addition, the light emitting source of LCD screen (as light emitting diode), or even the Organic Light Emitting Diode in the organic display (OLED, organic light emitting diode) also have identical problem.
In the prior art, have with sensing element and directly detect LCD screen use light source at that time, be passed to LCD screen to carry out the adjustment of light source detecting numerical value.But this mode not only cost is higher, and has the inaccurate situation of detection sometimes.
In the prior art, also have, obtain instantly the due distortion situation of image output device, then the luminophor gain is due brightness originally in the comparison mode with prior storage " time is to the pass coefficient value of brightness ".But it only adjusts at the overall brightness of image output device, color is not adjusted.In addition, the brightness that decayed of gain serviceable life that will cause reducing image output device.
Therefore, be necessary to provide a kind of color automatic adjustment method and color automatic adjustment device, to improve the existing in prior technology problem.
Summary of the invention
The object of the present invention is to provide color automatic adjustment method, be used for image output device.
Another object of the present invention is to provide color automatic adjustment device, is used for adjusting automatically the Show Color of image output device.
For achieving the above object, color automatic adjustment method of the present invention comprises the following steps: to obtain the accumulative total service time of image output device; Obtain at pairing color intensity pad value accumulative total service time; And, adjust the color intensity of image output device according to the color intensity pad value.
In described color automatic adjustment method, the color intensity pad value is selected from the group that is made up of red color intensity pad value, green intensity pad value, blue intensities pad value, yellow strength retrogression's value and white intensity pad value; Color intensity is selected from the group that is made up of red color intensity, green intensity, blue intensities, yellow intensity and white intensity.
In described color automatic adjustment method, also comprise time of obtaining image output device pass coefficient value to the color intensity pad value.
In described color automatic adjustment method, red color intensity, green intensity and blue intensities are adjusted into identical intensity.
In described color automatic adjustment method, red color intensity, green intensity and blue intensities are adjusted into and the identical intensity of maximum color intensities that wherein decays.
In described color automatic adjustment method,, red color intensity and green intensity are reduced but do not reach blue intensities when the damping capacity of blue intensities during greater than predetermined value.
In described color automatic adjustment method, color automatic adjustment method also comprises to be obtained at pairing color chromaticity distortion and adjust the color colourity of image output device according to color chromaticity distortion value accumulative total service time.
In described color automatic adjustment method, color chromaticity distortion value is to be selected from the group that is made up of red color deviate, green chromaticity distortion value, chroma blue deviate, yellow chrominance deviate and white chromaticity distortion value; Color colourity is to be selected from the group that is made up of red color, green colourity, chroma blue, yellow chrominance and white colourity.
For reaching above-mentioned another purpose, color automatic adjustment device of the present invention comprises timer, data storage cell, comparing module and color control module.Wherein, timer is in order to obtain the accumulative total service time of image output device; Data storage cell storage color intensity pad value; Comparing module is in order to obtain at pairing color intensity pad value accumulative total service time; And the color control module is adjusted the color intensity of image output device.
One of them embodiment according to the present invention, the color intensity pad value comprises red color intensity pad value, green intensity pad value, blue intensities pad value, yellow strength retrogression's value and white intensity pad value, and color intensity comprises red color intensity, green intensity, blue intensities, yellow intensity and white intensity.The color control module is adjusted into identical intensity with red color intensity, green intensity with blue intensities.
In described color automatic adjustment method, red color intensity, green intensity and blue intensities are adjusted into and the identical intensity of maximum color intensities that wherein decays.
In described color automatic adjustment device, image output device has red color, green colourity and chroma blue, this data storage cell storage red color deviate, green chromaticity distortion value and chroma blue deviate, comparing module also obtains and is adding up pairing red color deviate service time, green chromaticity distortion value and chroma blue deviate, to adjust red color, green colourity and the chroma blue of image output device.
In described color automatic adjustment device, image output device comprises luminophor and screen display element, and this color control module is to adjust luminophor or screen display element.
In described color automatic adjustment device, image output device is a LCD, organic display or projector, luminophor is cold cathode fluorescent lamp (CCFL, cold cathode fluorescent lamp), light emitting diode (LED, light emitting diode), high-pressure halogen lamp or Organic Light Emitting Diode (OLED, organic light emitting diode), the screen display element is liquid crystal display (LCD, liquid crystaldisplay) element, digital micro-mirror (DMD, digital micromirror device) element or Organic Light Emitting Diode.
The present invention can solve the problem of look decay and color shift, makes display frame reach preferable situation.
Description of drawings
Fig. 1 is the Organization Chart of color automatic adjustment device of the present invention.
Fig. 2 is the process flow diagram of color automatic adjustment method of the present invention.
Fig. 3 is the graph of relation of strength retrogression's value of checking colors the time of image output device.
Fig. 4 is the synoptic diagram that adds up strength retrogression's value of service time in difference.
Fig. 5 A is the embodiment of intensity after the adjustment of service time of difference accumulative total.
Fig. 5 B is another embodiment of intensity after the adjustment of service time of difference accumulative total.
Wherein, description of reference numerals is as follows:
Color automatic adjustment device 1 timer 10
Data storage cell 20 comparing module 30
Color control module 40 image output devices 50
Luminophor 52 screen display elements 54
Red color intensity 61 green intensity 62
Blue intensities 63 red color intensity pad values 71
Green intensity pad value 72 blue intensities pad values 73
Red color 81 green colourities 82
Chroma blue 83 red color deviates 91
Green chromaticity distortion value 92 chroma blue deviates 93
Embodiment
For above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, cited below particularlyly go out specific embodiments of the invention, and cooperate appended graphicly, be described in detail below.
Please refer to the Organization Chart of Fig. 1 color automatic adjustment device of the present invention.Color automatic adjustment device 1 of the present invention is used for adjusting automatically the Show Color of image output device 50.Wherein, color automatic adjustment device 1 can be independent of outside the image output device 50, and image output device 50 and color automatic adjustment device 1 are electrically connected; Perhaps color automatic adjustment device 1 also can place image output device 50 inside.
Image output device 50 can be display or projector etc., and image output device 50 comprises luminophor 52 and screen display element 54, and wherein luminophor 52 is the light emitting source of image output device 50, and screen display element 54 is the preceding adjustment element of picture output.Wherein, be stressed that especially that the luminophor 52 of image output device 50 can be identical with screen display element 54.For instance, when display was organic display, luminophor 52 all can be Organic Light Emitting Diode (OLED, organic light emitting diode) with screen display element 54.
When image output device 50 was LCD, luminophor 52 can be cold cathode fluorescent lamp (CCFL, cold cathode fluorescent lamp) or light emitting diode (LED, light emitting diode); When image output device 50 was projector, luminophor 52 can be high-pressure halogen lamp or light emitting diode.Screen display element 54 can be liquid crystal display (LCD, liquid crystal display) element or digital micro-mirror (DMD, digital micromirror device) element.
Image output device 50 has color intensity, and color intensity is selected from the group that is made up of red color intensity, green intensity, blue intensities, yellow intensity and white intensity.In the present embodiment, color intensity has red color intensity 61, green intensity 62 and blue intensities 63, and so that presentation video output unit 50 is in the trichromatic intensity of using at that time respectively, it can the decay gradually along with accumulative total service time.Because the attenuation ratio difference of each intensity of colour not only can cause brightness to reduce, and also can cause the skew of general image white balance.
Color automatic adjustment device 1 comprises timer 10, data storage cell 20, comparing module 30 and color control module 40.Wherein, timer 10, does not then calculate service time when image output device 50 shutdown when image output device 50 just calculates service time in use in order to obtain the accumulative total service time of image output device 50.
Data storage cell 20 storage color intensity pad values, the color intensity pad value is selected from the group that is made up of red color intensity pad value, green intensity pad value, blue intensities pad value, yellow strength retrogression's value and white intensity pad value.In the present embodiment, the color intensity pad value comprises the pass coefficient value of the trichromatic time of presentation video output units 50 such as red color intensity pad value 71, green intensity pad value 72, blue intensities pad value 73, red color deviate 91, green chromaticity distortion value 92 and chroma blue deviate 93 to the color intensity pad value, with the look decay of understanding image output device 50 and the situation of color shift, but the time of dissimilar image output devices 50 is inequality to the pass coefficient value of color intensity pad value.The acquisition mode of this numerical value for instance, can be obtained by measuring in advance, maybe can try to achieve etc. for formula.
Comparing module 30 is adding up pairing red color intensity pad value 71 service time, green intensity pad value 72, blue intensities pad value 73, red color deviate 91, green chromaticity distortion value 92 and chroma blue deviate 93 in order to obtain, to learn in accumulative total during service time image output device 50 due color expressive abilities.
Color control module 30 is adjusted luminophor 52 and/or screen display element 54.Is foundation with red color intensity pad value 71, green intensity pad value 72, blue intensities pad value 73, red color deviate 91, green chromaticity distortion value 92 with the data of chroma blue deviate 93, and color control module 30 can be adjusted red color intensity 61, green intensity 62, blue intensities 63, red color 81, green colourity 82 and the chroma blue 83 of image output device 50 respectively to the preferable situation of display frame.
, be embodiment below, so that understand the actual operating of color automatic adjustment device 1 about color automatic adjustment method of the present invention please in the lump referring to figs. 2 to Fig. 5 B.Fig. 2 is the process flow diagram of color automatic adjustment method of the present invention, Fig. 3 is the graph of relation of strength retrogression's value of checking colors the time of image output device, Fig. 4 is the synoptic diagram that adds up strength retrogression's value of service time in difference, Fig. 5 A is the embodiment of intensity after the adjustment of service time of difference accumulative total, and Fig. 5 B is another embodiment that adjusts back intensity in difference accumulative total service time.
It is noted that, though below be that example illustrates color automatic adjustment method of the present invention with color automatic adjustment device shown in Figure 11, method of the present invention is not exceeded to be applied to color automatic adjustment device 1.
As shown in Figure 2.Color automatic adjustment method of the present invention comprises step 201 to step 207, below will further specify each step.The present invention at first carry out step 201, obtains the pass coefficient value of the time of image output device to the color intensity pad value.In the present embodiment, the color intensity pad value comprises red color intensity pad value 71, green intensity pad value 72 and blue intensities pad value 73, and color intensity comprises red color intensity 61, green intensity 62 and blue intensities 63.
In step 201, color automatic adjustment device 1 is obtained " time of image output device is to the pass coefficient value of color intensity pad value ", it comprises red color intensity pad value, green intensity pad value and blue intensities pad value, represents theoretic strength retrogression's value of Red Green Blue respectively.In the present embodiment, " time is to the pass coefficient value of color intensity pad value " is prior measurement image output unit 50, and is stored in the data storage cell 20.
Please refer to Fig. 3, the check colors graph of relation of strength retrogression's value of the time of image output device.As shown in Figure 3, red, green different with blue look attenuation ratio, the look attenuation ratio maximum of its Smalt, and red look attenuation ratio minimum, this is the main cause that causes image output device 50 cross-colors.
Please in the lump with reference to figure 3 and Fig. 4.With the blueness is example, is service time that 0 hour intensity is defined as 100 in accumulative total, decays to 97 at 1000 hours, decays to 82.5 at 10,000 hours, decayed to 76 at 20,000 hours, so mazarine can gradually become more shallow blueness after long-time the use.
Then carry out step 202, obtain the accumulative total service time of image output device.In step 202, but then will add up service time and offer comparing module 30, so that carry out step 203 the accumulative total service time of the timer 10 measurement image output units of color automatic adjustment device 1.
In step 203, obtain at accumulative total service time pairing red color intensity pad value, green intensity pad value and blue intensities pad value.Comparing module 30 is after compares " time is to the pass coefficient value of color intensity pad value " of step 201 gained and " the accumulative total service time " of step 202 gained, can obtain at service time totally pairing red color intensity pad value, green intensity pad value and blue intensities pad value.
For instance, if timer 10 measured 10,000 o'clock service time of accumulative total will can learn that the red color intensity pad value 71 of this moment is 95 behind this time data contrast Fig. 3, green intensity pad value 72 is 90, and blue intensities pad value 73 is 82.5.In step 204, adjust red color intensity, green intensity and the blue intensities of image output device.
Then carry out step 204.Step 204 is according to obtained red color intensity pad value 71 of step 203, green intensity pad value 72 and blue intensities pad value 73, color control module 40 with the red color intensity 61 of distinctly adjusting image output device 50 in various degree, green intensity 62 and blue intensities 63 to appropriate value.It mainly is by adjusting the luminophor 52 or the screen display element 54 of image output device 50, changing the purpose that image output device 50 is exported colors and reach.
Wherein, the fore-end that luminophor 52 produces for image frame by voltage, the current value of change luminophor 52, and changes light intensity, gain and saturation degree etc.For instance, luminophor 52 can be the bulb part of projector.
The rear end part that screen display element 54 produces for image frame by adjusting screen display element 54, with the picture signal of adjustment image output device 50, thereby changes gain, brightness, contrast, saturation degree, tone etc.For instance, screen display element 54 can be the data micro-mirror device part of projector.
But it is noted that, when adjusting color, also can adjust luminophor 52 and screen display element 54 simultaneously.
Wherein two kinds of embodiments of adjusting colors below are described.Please in the lump with reference to figure 4 and Fig. 5 A.Fig. 5 A is the embodiment of intensity after the adjustment of service time of difference accumulative total.In the present embodiment, be that red color intensity 61, green intensity 62 are adjusted into identical intensity with blue intensities 63, this is white balance adjustment in time.
For instance, be that red color intensity 61, green intensity 62 and blue intensities 63 are adjusted into and the identical intensity of maximum color intensities that wherein decays.In the present embodiment, be all to be adjusted into red color intensity 61 and green intensity 62 identical with blue intensities 63, be benchmark just with strength retrogression in the three primary colors maximum " blue intensities ", and the intensity of other colors is adjusted into consistent with this benchmark, be preferable states with color recovery with image output device 50.For instance, the strength ratio of three-primary colours when using at first (red, green, blueness) is 1: 1: 1, and after using 1000 hours, decay becomes 98.4: 98: 97, and then color control module 40 is just recalled to the strength ratio of three-primary colours 1: 1: 1.In Fig. 5 A, all be benchmark, with red consistent with blue intensity with green furnishing with the blueness.But it is noted that, also can be red or green be benchmark, and be adjusted into the intensity of other colors consistent with benchmark.
Please in the lump with reference to figure 4 and Fig. 5 B.Fig. 5 B is another embodiment of intensity after the adjustment of service time of difference accumulative total.In the present embodiment, when the damping capacity of blue intensities 63 during greater than predetermined value, with red color intensity 61 with green intensity 62 respectively to reduce in various degree but do not reach blue intensities 63.Furthermore, be when adjusting intensity, to add weight, this weight can change in time, so can avoid because of the blueness decay too much, and make red and green intensity for blue consistent and lose brightness.Though this mode color has the fraction distortion, but still be in the permissible range, to obtain the balance between brightness and the color.
Except the look decay, image output device 50 also can produce color shift in use for some time, its wavelength shift.For instance, pure green originally gradually become be with in green red.In order further to adjust the image output device 50 long-time color shifts that use the back to be produced, therefore then carry out step 205, obtain the pass coefficient value of the time of image output device to the colourity deviate.
Color automatic adjustment device 1 is obtained " time of image output device is to the pass coefficient value of colourity deviate ", it comprises red color deviate, green chromaticity distortion value and chroma blue deviate, represents the theoretic chromaticity distortion value of Red Green Blue respectively.In the present embodiment, " time is to the pass coefficient value of colourity deviate " is prior measurement image output unit 50, and is stored in the data storage cell 20.
But it is noted that " time is to the pass coefficient value of colourity deviate " of image output device 50 also can be obtained in the lump when step 201.
Then carry out step 206, obtain in accumulative total service time pairing red color deviate, green chromaticity distortion value and chroma blue deviate.
After comparing module 30 will compare with " time is to the pass coefficient value of colourity deviate " " accumulative total service time ", can obtain in accumulative total service time pairing red color deviate 91, green chromaticity distortion value 92 and chroma blue deviate 93.
But it is noted that red color deviate 91, green chromaticity distortion value 92 also can obtain in the lump with blue theoretical look 93 degree when step 203.
In step 207, adjust red color, green colourity and the chroma blue of image output device.Step 207 is according to the obtained red color deviate 91 of step 206, green chromaticity distortion value 92 and chroma blue deviate 93, and color control module 40 is adjusted the red color 81 of image output device 50, green colourity 82 and chroma blue 83 to appropriate value.
But it is noted that step 207 also can be finished simultaneously in step 204.It is noted that in addition if carry out above-mentioned steps 201 when satisfy having adjusted the demand of color after 204, above-mentioned steps 205 to 207 also can be omitted.
In sum, no matter the present invention is with regard to purpose, means and effect, and each shows that all it is totally different in the feature of technique known.But must notice that the foregoing description only is illustrative principle of the present invention and effect thereof, but not is used to limit the scope of the invention.The scope of the present invention should be as the criterion as the scope of appending claims.
Claims (15)
1. a color automatic adjustment method is used for image output device, and this color automatic adjustment method comprises the following steps:
Obtain the accumulative total service time of this image output device;
Obtain at this accumulative total pairing color intensity pad value service time; And
According to this color intensity pad value, adjust the color intensity of this image output device.
2. color automatic adjustment method as claimed in claim 1, wherein this color intensity pad value is selected from the group that is made up of red color intensity pad value, green intensity pad value, blue intensities pad value, yellow strength retrogression's value and white intensity pad value; This color intensity is selected from the group that is made up of red color intensity, green intensity, blue intensities, yellow intensity and white intensity.
3. color automatic adjustment method as claimed in claim 2 also comprises:
Obtain the pass coefficient value of the time of this image output device to the color intensity pad value.
4. color automatic adjustment method as claimed in claim 3 wherein is adjusted into identical intensity with this red color intensity, this green intensity and this blue intensities.
5. color automatic adjustment method as claimed in claim 4 wherein is adjusted into this red color intensity, this green intensity and this blue intensities and the identical intensity of maximum color intensities that wherein decays.
6. color automatic adjustment method as claimed in claim 3 wherein when the damping capacity of this blue intensities during greater than predetermined value, reduces this red color intensity and this green intensity but does not reach this blue intensities.
7. as claim 2 or 3 described color automatic adjustment methods, this color automatic adjustment method also comprises:
Obtain in this accumulative total pairing color chromaticity distortion service time value;
According to this color chromaticity distortion value, adjust the color colourity of this image output device.
8. color automatic adjustment method as claimed in claim 7, wherein this color chromaticity distortion value is to be selected from the group that is made up of red color deviate, green chromaticity distortion value, chroma blue deviate, yellow chrominance deviate and white chromaticity distortion value; This color colourity is to be selected from the group that is made up of red color, green colourity, chroma blue, yellow chrominance and white colourity.
9. color automatic adjustment device is used for adjusting automatically the Show Color of image output device, and this image output device has color intensity, and this color automatic adjustment device comprises:
Timer is in order to obtain the accumulative total service time of this image output device;
Data storage cell, this data storage cell storage color intensity pad value;
Comparing module is in order to obtain at this accumulative total pairing this color intensity pad value service time; And
The color control module, according to this color intensity pad value, this color control module is adjusted this color intensity of this image output device.
10. color automatic adjustment device as claimed in claim 9, wherein this color intensity pad value is selected from the group that is made up of red color intensity pad value, green intensity pad value, blue intensities pad value, yellow strength retrogression's value and white intensity pad value; This color intensity is selected from the group that is made up of red color intensity, green intensity, blue intensities, yellow intensity and white intensity.
11. color automatic adjustment device as claimed in claim 10, wherein this color control module is adjusted into identical intensity with this red color intensity, this green intensity with this blue intensities.
12. color automatic adjustment method as claimed in claim 11 wherein is adjusted into this red color intensity, this green intensity and this blue intensities and the identical intensity of maximum color intensities that wherein decays.
13. as claim 9 or 10 described color automatic adjustment devices, wherein this image output device has red color, green colourity and chroma blue, this data storage cell storage red color deviate, green chromaticity distortion value and chroma blue deviate, wherein this comparing module also obtains in this accumulative total pairing this red color deviate service time, this green chromaticity distortion value and this chroma blue deviate, with this red color, this green colourity and this chroma blue of adjusting this image output device.
14. as claim 9 or 10 described color automatic adjustment devices, wherein this image output device comprises luminophor and screen display element, this color control module is adjusted this luminophor or this screen display element.
15. color automatic adjustment device as claimed in claim 14, wherein this image output device is LCD, organic display or projector, this luminophor is cold cathode fluorescent lamp, light emitting diode, high-pressure halogen lamp or Organic Light Emitting Diode, and this screen display element is liquid crystal display cells, digital micromirror elements or Organic Light Emitting Diode.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102801950A (en) * | 2011-05-23 | 2012-11-28 | 益芯科技股份有限公司 | Automatic video signal tuning system and method |
| CN103310764A (en) * | 2012-03-15 | 2013-09-18 | 冠捷投资有限公司 | Method for executing auto color setup by using display |
| CN104732954A (en) * | 2013-12-20 | 2015-06-24 | 昆山国显光电有限公司 | AMOLED white balance adjusting method and system |
| CN104851412A (en) * | 2015-05-28 | 2015-08-19 | 上海华勤通讯技术有限公司 | Display control method and display control device for screen, display screen and electronic equipment |
| CN104916269A (en) * | 2015-06-18 | 2015-09-16 | 海信集团有限公司 | Color temperature adjusting method and device |
| CN107710317A (en) * | 2016-09-27 | 2018-02-16 | 深圳市柔宇科技有限公司 | A kind of OLED screen curtain guard method and protection system |
| CN108519843A (en) * | 2018-03-30 | 2018-09-11 | 深圳Tcl数字技术有限公司 | Color temperature adjusting method, device and the computer storage media of menu interface |
| CN115691388A (en) * | 2022-10-31 | 2023-02-03 | 深圳市尊正数字视频有限公司 | Color management method for display equipment |
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- 2008-07-24 CN CN200810130078A patent/CN101635140A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102801950A (en) * | 2011-05-23 | 2012-11-28 | 益芯科技股份有限公司 | Automatic video signal tuning system and method |
| CN103310764A (en) * | 2012-03-15 | 2013-09-18 | 冠捷投资有限公司 | Method for executing auto color setup by using display |
| CN104732954A (en) * | 2013-12-20 | 2015-06-24 | 昆山国显光电有限公司 | AMOLED white balance adjusting method and system |
| CN104732954B (en) * | 2013-12-20 | 2017-11-28 | 昆山国显光电有限公司 | The method of adjustment and adjustment system of AMOLED white balances |
| CN104851412A (en) * | 2015-05-28 | 2015-08-19 | 上海华勤通讯技术有限公司 | Display control method and display control device for screen, display screen and electronic equipment |
| CN104851412B (en) * | 2015-05-28 | 2017-10-24 | 华勤通讯技术有限公司 | Display control method and device, the display screen and electronic equipment of screen |
| CN104916269A (en) * | 2015-06-18 | 2015-09-16 | 海信集团有限公司 | Color temperature adjusting method and device |
| US10176743B2 (en) | 2015-06-18 | 2019-01-08 | Hisense Co., Ltd. | Method for adjusting color temperature and device |
| CN107710317A (en) * | 2016-09-27 | 2018-02-16 | 深圳市柔宇科技有限公司 | A kind of OLED screen curtain guard method and protection system |
| CN108519843A (en) * | 2018-03-30 | 2018-09-11 | 深圳Tcl数字技术有限公司 | Color temperature adjusting method, device and the computer storage media of menu interface |
| CN108519843B (en) * | 2018-03-30 | 2021-08-24 | 深圳Tcl数字技术有限公司 | Color temperature adjusting method and device for menu interface and computer storage medium |
| CN115691388A (en) * | 2022-10-31 | 2023-02-03 | 深圳市尊正数字视频有限公司 | Color management method for display equipment |
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Open date: 20100127 |