CN109064997A - Automatically adjust the method and display device of display device output colour temperature - Google Patents
Automatically adjust the method and display device of display device output colour temperature Download PDFInfo
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- 230000000694 effects Effects 0.000 abstract description 7
- 230000000007 visual effect Effects 0.000 abstract description 4
- 230000006378 damage Effects 0.000 abstract description 3
- 230000004438 eyesight Effects 0.000 description 3
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- 238000006243 chemical reaction Methods 0.000 description 2
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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
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/02—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed
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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
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/10—Intensity circuits
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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
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
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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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Abstract
一种自动调节显示装置输出色温的方法，包括以下步骤：检测获得显示装置所在环境的环境亮度及环境色温；判断显示装置输出亮度及输出色温是否与环境亮度及环境色温匹配；判断是否达到调整显示装置的输出亮度及输出色温的时间阈值；调整显示装置的输出亮度及输出色温。本发明一种自动调节显示装置输出色温的方法和具备色温自动调节功能的显示装置，一是通过自动感知环境变化，自动调整显示装置输出的亮度和对比度，使用户获得更好的视觉体验，并把强光和蓝光对人眼的伤害减轻到最低；二是可以通过云端下载本显示装置定制化的调节参数，从而获得更优的调节效果。
A method for automatically adjusting the output color temperature of a display device, comprising the following steps: detecting and obtaining the ambient brightness and the ambient color temperature of the environment where the display device is located; judging whether the output brightness and the output color temperature of the display device match the ambient brightness and the ambient color temperature; judging whether the adjusted display The time threshold of output brightness and output color temperature of the device; adjust the output brightness and output color temperature of the display device. The present invention provides a method for automatically adjusting the output color temperature of a display device and a display device with an automatic color temperature adjustment function. First, by automatically sensing changes in the environment, the brightness and contrast of the output of the display device are automatically adjusted, so that users can obtain better visual experience, and Minimize the damage of strong light and blue light to human eyes; second, you can download the customized adjustment parameters of this display device through the cloud, so as to obtain a better adjustment effect.
Description
Technical field
The invention belongs to electronic technology fields, are related to a kind of method for automatically adjusting display device colour temperature and a kind of tool
The display device of standby colour temperature automatic regulation function.
Background technique
The output colour temperature of display device directly influences the visual experience of user, also will affect the eyesight of user when serious,
Irreversible injury is brought to eyes of user.The display devices such as existing certain displays, colour temperature may be only configured to 6500K,
The several fixed value such as 8000K, and user can only adjust colour temperature using manual mode by control button or on-screen menu
Section does not have colour temperature automatic adjustment and continuously adjustable function.Although the display devices such as mobile phone have automatic brightness adjustment function
With eyeshield mode (i.e. by manual operations, display device being made to export preset warm colour color temperature parameters), but do not consider yet
Under varying environment colour temperature, needs display device to export different colour temperatures and be just able to achieve optimal user's visual experience, and reach guarantor
Protect the effect of eyesight.
Summary of the invention
It is an object of the invention to overcome the deficiencies of existing technologies, provide a kind of high degree of automation, good environmental adaptability,
User experience is good, is capable of the method for the automatic adjustment display device output colour temperature of effective protection eyesight and has colour temperature automatic adjustment
The display device of function.
To achieve the above object, present invention employs following technical solutions:
A method of automatic adjustment display device exports colour temperature, comprising the following steps: (1) detection obtains display device institute
In the ambient brightness and environment colour temperature of environment；(2) judge display device output brightness and output colour temperature whether with ambient brightness and
The matching of environment colour temperature；If so, return step (1)；(3) judge whether the output brightness for reaching adjustment display device and output color
The time threshold of temperature；If it is not, then return step (1)；(4) the output brightness and output colour temperature of display device are adjusted；Return step
(1)。
Further, display device output brightness judge in the step (2) and export colour temperature whether with ambient brightness and ring
The matched method of border colour temperature are as follows: according to preset ambient brightness, environment colour temperature and output brightness, export colour temperature corresponding relationship,
Obtain standard output brightness, standard output colour temperature；By the brightness of display device reality output, output colour temperature and standard output brightness,
Standard output colour temperature is compared, and is judged whether in luminance threshold and colour temperature threshold range.
Further, the preset ambient brightness, environment colour temperature and output brightness, the corresponding relationship for exporting colour temperature, pass through
Network is obtained from cloud data center.
Further, the method that corresponding relationship is obtained from cloud data center by network are as follows: display device passes through net
Network sends the brand of display device, model to cloud data center, uses duration and/or display content；Cloud data center is raw
At ambient brightness, environment colour temperature and output brightness, the corresponding relationship for exporting colour temperature, it is sent to display device.
Further, the preset ambient brightness and output brightness are linear relationship；The preset environment colour temperature with it is defeated
The corresponding relationship of colour temperature out are as follows: when environment colour temperature is less than 2500K, output colour temperature is preset warm colour color temperature parameters；Work as ring
When border colour temperature is 2500 to 5500K, environment colour temperature and output colour temperature are linear relationship, and endpoint value is, when environment colour temperature is
Warm colour parameter accounting 90% when 2500K, the warm colour parameter accounting 60% when environment colour temperature is 5500K；When environment colour temperature is
When 5500 to 8500K, environment colour temperature and output colour temperature are linear relationship, and endpoint value is the warm colour when environment colour temperature is 5500K
It is parameter accounting 60%, the warm colour parameter accounting 45% when environment colour temperature is 8500K；It is defeated when environment colour temperature is higher than 8500K
Colour temperature is preset warm colour color temperature parameters out.
Further, the luminance threshold is as follows: when ambient brightness is less than 50lux, luminance threshold 5%；When environment is bright
When degree is 50 to 700lux, luminance threshold 10%；When ambient brightness is greater than 700lux, luminance threshold 30%
Further, the colour temperature threshold value is 10%.
Further, time threshold described in step (3) is 3 to 5 seconds.
Further, in the step (4), the output brightness of display device and output colour temperature are adjusted to standard output brightness
And standard output colour temperature.
A kind of display device, using the method for above-mentioned automatic adjustment display device output colour temperature.
A kind of method of automatic adjustment display device output colour temperature of the present invention and the display for having colour temperature automatic regulation function
Device, first is that by automatic sensing environmental change, the brightness and contrast of adjust automatically display device output obtains user more
Good visual experience, and strong light and blue light is relieved to the injury of human eye minimum；Second is that this display can be downloaded by cloud
The adjustment parameter that device customizes, to obtain more preferably regulating effect.
Detailed description of the invention
Fig. 1 is a kind of flow diagram of the method for automatic adjustment display device output colour temperature of the present invention.
Specific embodiment
Below in conjunction with attached drawing 1, further illustrates a kind of method of automatic adjustment display device output colour temperature of the present invention and show
The specific embodiment of showing device.Display device of the present invention, including but not limited to mobile phone, mobile phone screen, television set, notes
The screen of the types such as this computer or desktop computer displays and LCD screen, LED screen or CRT screen.It is of the invention a kind of
The method and display device of automatic adjustment display device output colour temperature are not limited to the following description.
As shown in Figure 1, a kind of method of automatic adjustment display device output colour temperature, comprising the following steps: (1) detection obtains
The ambient brightness and environment colour temperature of environment where display device；(2) judge display device output brightness and output colour temperature whether with
Ambient brightness and the matching of environment colour temperature；If so, return step (1)；(3) judge whether that the output for reaching adjustment display device is bright
The time threshold of degree and output colour temperature；If it is not, then return step (1)；(4) the output brightness and output colour temperature of display device are adjusted
For standard output brightness and standard output colour temperature；Return step (1).
Wherein, display device output brightness judge in the step (2) and export colour temperature whether with ambient brightness and environment
The matched method of colour temperature are as follows: according to preset ambient brightness, environment colour temperature and output brightness, the corresponding relationship for exporting colour temperature, obtain
Obtain standard output brightness, standard output colour temperature；By the brightness of display device reality output, output colour temperature and standard output brightness, mark
Quasi- output colour temperature is compared, and is judged whether in luminance threshold and colour temperature threshold range.The preset ambient brightness, environment
Colour temperature and output brightness, the corresponding relationship for exporting colour temperature, are obtained by network from cloud data center.It is described by network from cloud
The method of end data center acquisition corresponding relationship are as follows: display device sends the product of display device by network to cloud data center
Board, uses duration and/or display content at model；The build environment brightness of cloud data center, environment colour temperature and output brightness, defeated
The corresponding relationship of colour temperature out, is sent to display device.The purpose that data center obtains corresponding relationship from cloud is, first is that can be with
According to different brands, the performance parameter of model display device, targetedly preset value is provided, second is that can year according to the display device
Limit, optimizes the corresponding relationship preset value of offer, third is that it can be directed to program, the content of display of display operation,
The corresponding relationship preset value of offer is optimized.
Ambient brightness, environment colour temperature and the method for exporting brightness, the corresponding relationship for exporting colour temperature are preset as another,
Can be specific as follows using the method for fixed corresponding relationship: the preset ambient brightness be linear relationship with output brightness；
The corresponding relationship of the preset environment colour temperature and output colour temperature are as follows: when environment colour temperature is less than 2500K, output colour temperature is default
Warm colour color temperature parameters；When environment colour temperature is 2500 to 5500K, environment colour temperature and output colour temperature are linear relationship, end
Point value is that the warm colour parameter accounting 90% when environment colour temperature is 2500K, when environment colour temperature is 5500K, warm colour parameter is accounted for
Than 60%；When environment colour temperature is 5500 to 8500K, environment colour temperature and output colour temperature are linear relationship, and endpoint value is to work as ring
Warm colour parameter accounting 60% when border colour temperature is 5500K, the warm colour parameter accounting 45% when environment colour temperature is 8500K；Work as ring
When border colour temperature is higher than 8500K, output colour temperature is preset warm colour color temperature parameters, using as alarm.It is more specific: 1, to work as detection
To environment color temperature value in 2500K or less, environment being tested at this time and belongs to low color temperature, directly allowing and adjusting display device is warm colour
It is color temperature parameters, this parameter is that human eye injures minimum warm colour display device parameter, reaches eyeshield effect.2, when detecting
For environment color temperature value at 2500 to 5500K, environment belongs to neutral color temperature at this time, directly adjusts the parameter that display device is warm colour,
But environment is neutral color temperature at this time, it is contemplated that the experience effect of the color of actual use is adjusted according to smooth linear scale, than
Warm colour parameter accounting 90% when such as 2500K, warm colour parameter accounting 60% when 5500K.3, when detecting that environment color temperature value exists
When 5500K or more, environment belongs to high color temperature at this time, and directly adjusting display device is warm colour color temperature parameters, but environment at this time
High color temperature, it is contemplated that the experience effect of the color of actual use, we at this time also will according to smooth proportion adjustment, such as
Warm colour parameter accounting 60% when 5500K, warm colour parameter accounting 55% when 6500K, warm colour parameter accounting when 8500K
45%.When environment colour temperature is higher than 8500K, environment colour temperature belongs to superelevation colour temperature at this time, and extraneous blue light ingredient is very high, and human eye institute is injured
Evil is very big, forces display device color temperature parameters to be changed to the warm colour parameter of system default with by way of caution, while showing dress
Warning message can also be directly displayed by setting.Wherein, the accounting refers to the departure degree of display output color and standard color, example
Such as, warm colour is inclined reddish yellow, then inclined is more more then warmer, inclined is few just less warm, in order to describe this inclined degree,
Just measured with accounting.
The warm colour color temperature parameters can be display device default eyeshield color, such as mobile phone eyeshield mode use
Color temperature parameters.
The luminance threshold is as follows: when ambient brightness is less than 50lux, luminance threshold 5%；When ambient brightness be 50 to
When 700lux, luminance threshold 10%；When ambient brightness is greater than 700lux, luminance threshold 30%.More specifically, environment is bright
When degree is less than 50lux, this stage is the stage from dark surrounds to dim brightness, this stage is when the brightness for detecting 3%
Transformation, human eye just have than more sensitive difference, it is contemplated that the delay and smooth effect that screen intensity refreshes can be set to bright
After degree variation reaches 5% threshold value, start to adjust screen intensity.When ambient brightness be 50 to 700lux when, this stage it is bright
Degree is to belong to normal brightness, and human eye can be set to the threshold value that brightness change reaches 10% without so sensitivity at this time
Afterwards, start to adjust screen intensity, first is that for smooth visualization effect, second is that the brightness change amplitude in this stage is opposite big,
It can reduce in this way and frequently adjust bring cell phone system power consumption.When ambient brightness is greater than 700lux, the brightness in this stage
It is indoor highlighted and outdoor range, human eye sensitivity at this time is most weak, can be set to the threshold value that brightness change reaches 30%
Afterwards, start to adjust screen intensity.
Further, time threshold described in step (3) is 3 to 5 seconds, and colour temperature threshold value is 10%, to avoid display device frequency
Numerous adjusting brightness and colour temperature.For example, when brightness beat is frequent, such as public place of entertainment, lights keep flickering or moving field
(lower than the luminance transformation within 3 seconds) when brightness change caused by scape is very fast, display device brightness is not changed；Colour temperature changes
(lower than the color conversion within 5 seconds) when frequency conversion is numerous, display device colour temperature is not changed.
The present embodiment gives a kind of display device, which exports color using above-mentioned automatic adjustment display device
The method of temperature has the function of automatic adjustment output colour temperature.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.
Claims (10)
1. a kind of method of automatic adjustment display device output colour temperature, it is characterised in that: the following steps are included:
(1) ambient brightness and environment colour temperature of environment where detection obtains display device；
(2) judge whether display device output brightness and output colour temperature match with ambient brightness and environment colour temperature；If so, returning
Step (1)；
(3) judge whether the output brightness for reaching adjustment display device and the time threshold for exporting colour temperature；If it is not, then return step
(1)；
(4) the output brightness and output colour temperature of display device are adjusted；Return step (1).
2. the method for automatic adjustment display device output colour temperature according to claim 1, it is characterised in that: the step
(2) in judge display device output brightness and export colour temperature whether with ambient brightness and the matched method of environment colour temperature are as follows: according to
Preset ambient brightness, environment colour temperature and output brightness, the corresponding relationship for exporting colour temperature, acquisition standard output brightness, standard are defeated
Colour temperature out；The brightness of display device reality output, output colour temperature are compared with standard output brightness, standard output colour temperature, sentenced
Break whether in luminance threshold and colour temperature threshold range.
3. the method for automatic adjustment display device output colour temperature according to claim 2, it is characterised in that: described preset
Ambient brightness, environment colour temperature and output brightness, the corresponding relationship for exporting colour temperature, are obtained by network from cloud data center.
4. the method for automatic adjustment display device output colour temperature according to claim 3, it is characterised in that: described to pass through net
The method that network obtains corresponding relationship from cloud data center are as follows: display device sends display dress to cloud data center by network
The brand set, uses duration and/or display content at model；The build environment brightness of cloud data center, environment colour temperature and output are bright
The corresponding relationship of degree, output colour temperature, is sent to display device.
5. the method for automatic adjustment display device output colour temperature according to claim 1, it is characterised in that: described preset
Ambient brightness and output brightness are linear relationship；The corresponding relationship of the preset environment colour temperature and output colour temperature are as follows: work as environment
When colour temperature is less than 2500K, output colour temperature is preset warm colour color temperature parameters；When environment colour temperature is 2500 to 5500K, environment
Colour temperature and output colour temperature are linear relationship, and endpoint value is the warm colour parameter accounting 90% when environment colour temperature is 2500K, when
Warm colour parameter accounting 60% when environment colour temperature is 5500K；When environment colour temperature is 5500 to 8500K, environment colour temperature and output
Colour temperature is linear relationship, and endpoint value is the warm colour parameter accounting 60% when environment colour temperature is 5500K, when environment colour temperature is
Warm colour parameter accounting 45% when 8500K；When environment colour temperature is higher than 8500K, colour temperature is exported as preset warm colour colour temperature ginseng
Number.
6. the method for automatic adjustment display device output colour temperature according to claim 4 or 5, it is characterised in that: described bright
It is as follows to spend threshold value: when ambient brightness is less than 50lux, luminance threshold 5%；When ambient brightness is 50 to 700lux, brightness
Threshold value is 10%；When ambient brightness is greater than 700lux, luminance threshold 30%.
7. the method for automatic adjustment display device output colour temperature according to claim 6, it is characterised in that: the colour temperature threshold
Value is 10%.
8. the method for automatic adjustment display device output colour temperature according to claim 7, it is characterised in that: in step (3)
The time threshold is 3 to 5 seconds.
9. the method for automatic adjustment display device output colour temperature according to claim 8, it is characterised in that: the step
(4) in, the output brightness of display device and output colour temperature are adjusted to standard output brightness and standard output colour temperature.
10. a kind of method using the output colour temperature of automatic adjustment display device described in any claim in claim 1 to 5
Display device.
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| CN201811208058.XA CN109064997A (en) | 2018-10-17 | 2018-10-17 | Automatically adjust the method and display device of display device output colour temperature |
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| CN111510699A (en) * | 2020-04-02 | 2020-08-07 | 深圳创维－Rgb电子有限公司 | Method for adjusting image of display, display and storage medium |
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| CN111736793A (en) * | 2020-06-18 | 2020-10-02 | 广东小天才科技有限公司 | Screen light adjusting method and device |
| CN115731836A (en) * | 2022-11-17 | 2023-03-03 | 北京小米移动软件有限公司 | Display effect control method and device of display screen, terminal equipment and medium |
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Application publication date: 20181221 |
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