CN109147681A - The eyeshield mode regulating method and display device of display device - Google Patents
The eyeshield mode regulating method and display device of display device Download PDFInfo
- Publication number
- CN109147681A CN109147681A CN201811197304.6A CN201811197304A CN109147681A CN 109147681 A CN109147681 A CN 109147681A CN 201811197304 A CN201811197304 A CN 201811197304A CN 109147681 A CN109147681 A CN 109147681A
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- backlight illumination
- value
- display device
- blue light
- mode
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3406—Control of illumination source
- G09G3/3413—Details of control of colour illumination sources
-
- 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
-
- 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
Abstract
The present invention relates to field of display devices, the problem of human eye is damaged the present invention is to solve the blue laser output of display device, it is proposed a kind of eyeshield mode regulating method of display device, the following steps are included: formulating under different-colour mode, the different low corresponding RGB attenuation standards one of blue light grade and corresponding backlight illumination adjust standard two；Current channel and color temperature mode and the low blue light grade in the channel are obtained, corresponding RGB attenuation processing is done according to the standard one, current color temperature mode and low blue light grade；According to the standard two, calculate current color temperature mode and the corresponding backlight illumination adjusted value of low blue light grade, and backlight illumination is adjusted according to the backlight illumination adjusted value, drop blue light processing is done according to different low blue light classification standards under different-colour mode, backlight illumination is adjusted accordingly according to current color temperature mode and corresponding blue light grade, coordinate current colour temperature more, injury of the blue laser output to human eye is reduced, especially suitable for LCD TV.
Description
Technical field
The present invention relates to field of display devices, relate in particular to the adjusting method and display device of a kind of display device.
Background technique
Electronic equipment gos deep into each place social till now, and various display screens are dazzling, mobile phone, computer and TV etc.
Our mosts of the time are occupied, prolonged viewing certainly will generate very major injury to human eye.Wherein with our closely bound up electricity
It is mentioned depending on having to, pith of the TV as family life develops prematurity for child's eyes originally, is hurt by permanent blue light
Evil is easy to cause visual impairment, and for old man, strong light stimulus is also that can not accept, and there are also the feelings watched a ball game etc of staying up late at night
Condition, strong contrast light is also to be easy to cause eye fatigue.For above several situations, it is desirable to good perception experience, it is necessary to
Consider to solve.
The design of TV software at present or be exactly only consider blue light processing or be exactly only consideration backlight a processing.
The former is mainly to compare colour temperature, reduction blue laser output, this way, although injury of the blue light to eyes can be effectively reduced,
It will appear that color saturation is low but situation that backlight is very bright, thus seeming, picture is not soft enough, and viewing experience is poor, for week
Collarette border can not adapt to very well, also be limited to the protection that eyes play.The latter mainly utilizes light sensation module, obtains in time
Environment light is taken, then backlight is adjusted accordingly, avoids the occurrence of the light conditions of strong contrast, is suitable for viewing, it will not human eye production
Raw fatigue, but also do not account for blue light and potentially injure.
Summary of the invention
The invention aims to solve the problems, such as that the blue laser output of existing display device damages human eye, one is proposed
The eyeshield mode regulating method and display device of kind display device.
The technical proposal adopted by the invention to solve the above technical problems is that: the eyeshield mode regulating method of display device,
The following steps are included:
S1. it formulates under different-colour mode, the different low corresponding RGB attenuation standards one of blue light grade and corresponding backlight are bright
Spend adjustment standard two；
S2. current channel and color temperature mode and the low blue light grade in the channel are obtained, according to the standard one, current colour temperature
Mode and low blue light grade do corresponding RGB attenuation processing；
S3. according to the standard two, current color temperature mode and the corresponding backlight illumination adjusted value of low blue light grade are calculated, and
Backlight illumination is adjusted according to the backlight illumination adjusted value.
Further, keep artificial light brighter if user needs, it is whiter, in the step S2, further includes:
If low blue light grade is set to off in custom menu, it sets color temperature value to the default colour temperature of the color temperature mode
Value.
It further, is save the cost, the eyeshield mode regulating method of the display device further include:
Light sensation characteristic is formulated, obtains environment bright angle value in real time；
According to the light sensation characteristic, the corresponding backlight illumination adjusted value of current environment light is calculated；
It is worth corresponding backlight illumination adjusted value and current color temperature mode and low blue light grade pair according to current environmental light brightness
The backlight illumination adjusted value answered, calculates the adjusted value of practical backlight illumination, and adjusts backlight illumination with this.
Specifically, to promote the accuracy that backlight is adjusted, the real-time acquisition environment bright angle value includes:
Acquisition environment bright angle value in real time；
Carry out original intensity calculating, the enhancing of black scene and the processing of dynamic backlight grade；
Ambient compensation adjustment is carried out according to the light sensation grade being arranged in custom menu, obtains environment bright angle value.
For the accuracy for further promoting backlight adjusting, the real-time acquisition ambient brightness value further include:
It is continuous to obtain environment bright angle value ten times in real time, the average value of the environment bright angle value of ten acquisitions is calculated, according to
The average value adjusts backlight illumination.
For the accuracy for further promoting backlight adjusting, the eyeshield mode regulating method of the display device further include:
The environment bright angle value that the average value of the real-time environment bright angle value and last time obtain；
If the variation of the average value of the environment bright angle value is more than preset range, the brightness of the environment light is updated
Value；
According to updated environment bright angle value, the corresponding backlight illumination adjusted value of current environmental light brightness is calculated.
Specifically, to avoid display device from frequently adjusting backlight illumination, the preset range is 10%.
The present invention also provides a kind of display devices, carry out eyeshield using the eyeshield mode regulating method of such as above-mentioned display device
Mode tuning.
The beneficial effects of the present invention are: the eyeshield mode regulating method of display device of the present invention, by difference
Drop blue light processing, effectively control blue laser output are done according to different low blue light classification standards under color temperature mode, and passes through current colour temperature
Mode and corresponding blue light grade adjust backlight illumination accordingly, coordinate current colour temperature more, and picture shows softer, avoid out
The case where now comparing light by force, improves the anti-fatigue ability of human eye, reduces injury of the display device to human eye.
Detailed description of the invention
Fig. 1 is the flow diagram of the eyeshield mode regulating method of display device described in the embodiment of the present invention.
Specific embodiment
Embodiments of the present invention are described in detail below in conjunction with attached drawing.
The eyeshield mode regulating method of display device of the present invention, comprising the following steps: S1. formulates different-colour mould
Under formula, the different low corresponding RGB attenuation standards one of blue light grade and corresponding backlight illumination adjust standard two；S2. it obtains current
The color temperature mode and low blue light grade in channel and the channel, do according to the standard one, current color temperature mode and low blue light grade
Corresponding RGB attenuation processing；S3. it according to the standard two, calculates current color temperature mode and the corresponding backlight of low blue light grade is bright
Adjusted value is spent, and backlight illumination is adjusted according to the backlight illumination adjusted value.
In custom menu, including color temperature mode option and low blue light level option, user select color temperature mode and low indigo plant
After light grade, when display device refreshes PQ data, system first obtains current channel, then obtains the color temperature mode of current channel and low
Blue light grade, and drop blue light processing, mainly root are carried out according to RGB attenuation standard one, current color temperature mode and low blue light grade
Display device is reduced according to the driving voltage that color classification changes mainboard to adjust the rotational angle of display device liquid crystal molecule
Blue laser output, can also obtain current low blue light grade in real time in the monitor of kernel operation, and system is adjusted according to backlight and marked
Standard two, calculate current color temperature mode and the corresponding backlight illumination adjusted value of low blue light grade, and adjusts backlight illumination with this.
Embodiment
The eyeshield mode regulating method of display device described in the embodiment of the present invention, as shown in Figure 1, comprising the following steps:
S1. it formulates under different-colour mode, the different low corresponding RGB attenuation standards one of blue light grade and corresponding backlight are bright
Spend adjustment standard two；
S2. current channel and color temperature mode and the low blue light grade in the channel are obtained, according to the standard one, current colour temperature
Mode and low blue light grade do corresponding RGB attenuation processing；
S3. according to the standard two, current color temperature mode and the corresponding backlight illumination adjusted value of low blue light grade are calculated, and
Backlight illumination is adjusted according to the backlight illumination adjusted value.
If user does not need to reduce blue light, low blue light grade can be set to off in custom menu, then system is by color
Temperature value is set as the default color temperature value of the color temperature mode, and does not do drop blue light processing.
Eyeshield mode tuning is carried out by above-mentioned adjusting method, the adjusting of backlight illumination is current by display device
The adjusted value of color temperature mode and current low blue light rating calculation backlight illumination is realized, it is not necessary that light is arranged in a display device
Feel module, cost can be reduced.
Light sensation module can also be arranged in the present embodiment in a display device, can be further for acquiring environmental light brightness
The accuracy of backlight adjustment is improved, the eyeshield mode regulating method of the display device can also include:
Light sensation characteristic is formulated, obtains environment bright angle value in real time；
According to the light sensation characteristic, the corresponding backlight illumination adjusted value of current environmental light brightness is calculated；
It is worth corresponding backlight illumination adjusted value and current color temperature mode and low blue light grade pair according to current environmental light brightness
The backlight illumination adjusted value answered, calculates the adjusted value of practical backlight illumination, and adjusts backlight illumination with this.
Light sensation characteristic, that is, ambient brightness value and backlight brightness values corresponding relationship, corresponding relationship can be to be multiple, e.g., user
Different light sensation grades, the corresponding back different under identical ambient brightness of different light sensation grades can be set in custom menu
Brightness values, the system corresponding relationship different according to the light sensation hierarchical selection of user setting, after obtaining environmental light brightness in real time, root
The corresponding backlight illumination adjusted value of current environmental light brightness is calculated according to the light sensation characteristic of formulation, it is calculated in conjunction with above-mentioned steps S4
Current color temperature mode and the corresponding backlight illumination adjusted value of low blue light grade, calculate the practical adjusted value of backlight illumination, and PWM is written
Value achievees the effect that backlight illumination controls.
In the present embodiment, obtaining environment bright angle value may include:
Acquisition environment bright angle value in real time；
Carry out original intensity calculating, the enhancing of black scene and the processing of dynamic backlight grade；
Ambient compensation adjustment is carried out according to the light sensation grade being arranged in custom menu, obtains environment bright angle value.
After light sensation module acquires environmental light brightness, in the monitor of kernel operation, is calculated by original intensity, is black
Scene enhancing and the processing of dynamic backlight grade, can also do ambient compensation adjustment according to the light sensation grade of user setting,
The real-time acquisition ambient brightness value can also include: continuous acquisition environment bright angle value ten times in real time, calculate ten
The average value of the environment bright angle value of secondary acquisition adjusts backlight illumination according to the average value；
Can also include:
The environment bright angle value that the average value of the real-time environment bright angle value and last time obtain；
If the variation of the average value of the environment bright angle value is more than preset range, the brightness of the environment light is updated
Value；
According to updated environment bright angle value, the corresponding backlight illumination adjusted value of current environmental light brightness is calculated.
It, can be in the present embodiment are as follows: continuously acquire environmental light brightness ten times, calculate the average value of corresponding brightness value
AlsDataAVE, the average value alsDataAVE of real-time comparison brightness value and the last brightness value alsDataPre obtained, if
The variation of the average value of brightness value is more than the 10% of the brightness value obtained last time, i.e. alsDataAVE > alsDataPre × (1+
10%) or alsDataAVE < alsDataPre × (1-10%), then using the average value of the brightness value as current environment
Brightness values alsDataPre '=alsDataAVE, it is otherwise, still bright to calculate backlight in terms of the environmental light brightness that last time obtains
Adjusted value is spent, complex environment brightness situation of change is avoided to cause frequently to adjust.
The present embodiment also provides a kind of display device, is protected using the eyeshield mode regulating method of such as above-mentioned display device
Eye mode tuning.Since the eyeshield mode regulating method of above-mentioned display device can reduce injury of the blue laser output to human eye, because
This eyeshield mode regulating method for applying above-mentioned display device carries out the display device of eyeshield mode tuning, can equally reduce
Injury of the blue laser output to human eye.
Claims (8)
1. the eyeshield mode regulating method of display device, which comprises the following steps:
S1. it formulates under different-colour mode, the different low corresponding RGB attenuation standards one of blue light grade and corresponding backlight illumination tune
Whole standard two；
S2. current channel and color temperature mode and the low blue light grade in the channel are obtained, according to the standard one, current color temperature mode
Corresponding RGB attenuation processing is done with low blue light grade；
S3. current color temperature mode and the corresponding backlight illumination adjusted value of low blue light grade are calculated according to the standard two, and according to
The backlight illumination adjusted value adjusts backlight illumination.
2. the eyeshield mode regulating method of display device as described in claim 1, which is characterized in that in the step S2, also
Include:
If low blue light grade is set to off in custom menu, it sets color temperature value to the default color temperature value of the color temperature mode.
3. the eyeshield mode regulating method of display device as described in claim 1, which is characterized in that further include:
Light sensation characteristic is formulated, obtains environment bright angle value in real time；
According to the light sensation characteristic, the corresponding backlight illumination adjusted value of current environment light is calculated；
It is worth corresponding backlight illumination adjusted value and current color temperature mode according to current environmental light brightness and low blue light grade is corresponding
Backlight illumination adjusted value, calculates the adjusted value of practical backlight illumination, and adjusts backlight illumination with this.
4. the eyeshield mode regulating method of display device as claimed in claim 3, which is characterized in that the real-time acquisition environment
Brightness values include:
Acquisition environment bright angle value in real time；
Carry out original intensity calculating, the enhancing of black scene and the processing of dynamic backlight grade；
Ambient compensation adjustment is carried out according to the light sensation grade being arranged in custom menu, obtains environment bright angle value.
5. the eyeshield mode regulating method of display device as claimed in claim 3, which is characterized in that the real-time acquisition environment
Brightness value further include:
It is continuous to obtain environment bright angle value ten times in real time, the average value of the environment bright angle value of ten acquisitions is calculated, according to described
Average value adjusts backlight illumination.
6. the eyeshield mode regulating method of display device as claimed in claim 5, which is characterized in that further include:
The environment bright angle value that the average value of the real-time environment bright angle value and last time obtain；
If the variation of the average value of the environment bright angle value is more than preset range, the brightness value of the environment light is updated；
According to updated environment bright angle value, the corresponding backlight illumination adjusted value of current environmental light brightness is calculated.
7. the eyeshield mode regulating method of display device as claimed in claim 6, which is characterized in that the preset range is
10%.
8. display device, which is characterized in that the eyeshield mode tune of application display device as described in any one of claim 1 to 7
Section method carries out eyeshield mode tuning.
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| CN201811197304.6A CN109147681A (en) | 2018-10-15 | 2018-10-15 | The eyeshield mode regulating method and display device of display device |
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| CN201811197304.6A CN109147681A (en) | 2018-10-15 | 2018-10-15 | The eyeshield mode regulating method and display device of display device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111601143A (en) * | 2020-05-09 | 2020-08-28 | 青岛海信传媒网络技术有限公司 | Eye protection mode service starting method and display device |
| CN111667798A (en) * | 2020-06-18 | 2020-09-15 | 广东小天才科技有限公司 | Screen adjusting method and device |
| CN113409713A (en) * | 2021-06-11 | 2021-09-17 | 展讯通信（上海）有限公司 | Blue light eye protection intensity adjusting method, device, medium and equipment |
| CN115019746A (en) * | 2021-07-23 | 2022-09-06 | 荣耀终端有限公司 | Display method of electronic device, medium, and electronic device |
| CN115881030A (en) * | 2023-01-13 | 2023-03-31 | 深圳市瀚达美电子有限公司 | Blue light prevention method for Mini-LED display |
| CN117079618A (en) * | 2023-10-18 | 2023-11-17 | 深圳可视科技有限公司 | LED liquid crystal display screen brightness correction method and system |
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| CN111601143A (en) * | 2020-05-09 | 2020-08-28 | 青岛海信传媒网络技术有限公司 | Eye protection mode service starting method and display device |
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