CN104464687A - Method and device for adjusting backlight value of mobile terminal - Google Patents
Method and device for adjusting backlight value of mobile terminal Download PDFInfo
- Publication number
- CN104464687A CN104464687A CN201410604236.6A CN201410604236A CN104464687A CN 104464687 A CN104464687 A CN 104464687A CN 201410604236 A CN201410604236 A CN 201410604236A CN 104464687 A CN104464687 A CN 104464687A
- Authority
- CN
- China
- Prior art keywords
- mobile terminal
- backlight value
- backlight
- gamma
- value
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention belongs to the field of brightness adjusting of a mobile terminal, and provides a method and device for adjusting the backlight value of the mobile terminal. The method comprises the steps that the backlight value corresponding to the environment light is acquired, the current time of the mobile terminal is read, a gamma value corresponding to the current time is acquired, the backlight value output by the mobile terminal is determined according to the acquired backlight value corresponding to the environment light and the acquired gamma value. By means of the method and device, the backlight output by the mobile terminal can be finer.
Description
Technical field
The invention belongs to the brightness adjustment field of mobile terminal, particularly relate to a kind of backlight value method of adjustment and device of mobile terminal.
Background technology
The life of mobile terminal and people contacts more and more tightr, and the content how making user check that mobile terminal shows is more comfortable also more and more concerned.At present, normally by regulating the backlight illumination of mobile terminal to achieve the above object.
Due to people visual system on luminance feel not to be linear, probably become logarithmic relationship, therefore, the method for adjustment of existing backlight illumination, mainly environmentally light and gamma verification realize the nonlinear adjustment of backlight illumination.But because existing method adopts the gamma value of fixing and the surround lighting not stopping to change to adjust the backlight illumination of mobile terminal, and in fact, to different surround lightings, the gamma value of the most applicable human eye is different, therefore, existing method is difficult to brightness backlight illumination being adjusted to the most applicable human eye.
Summary of the invention
Embodiments provide a kind of backlight value method of adjustment of mobile terminal, be intended to solve the problem that existing method is difficult to brightness backlight illumination being adjusted to the most applicable human eye.
The embodiment of the present invention is achieved in that a kind of backlight value method of adjustment of mobile terminal, and described method comprises the steps:
Obtain the backlight value corresponding with surround lighting;
Read the current time of mobile terminal;
Obtain the gamma value corresponding with described current time;
Gamma value according to the backlight value corresponding with surround lighting obtained and acquisition determines the backlight value that mobile terminal exports.
Another object of the embodiment of the present invention is the backlight value adjusting gear providing a kind of mobile terminal, and described device comprises:
The backlight value acquiring unit that surround lighting is corresponding, for obtaining the backlight value corresponding with surround lighting;
Current time reading unit, for reading the current time of mobile terminal;
Gamma value acquiring unit, for obtaining the gamma value corresponding with described current time;
Export backlight value determining unit, for determining according to the gamma value of the backlight value corresponding with surround lighting obtained and acquisition the backlight value that mobile terminal exports.
In embodiments of the present invention, due to relevant to the current time of mobile terminal for determining the gamma value of backlight value, therefore, the different time sections of a day, even if for same environment, backlight value according to the gamma value adjustment after change also has trickle change, thus the backlight value that mobile terminal is exported is finer and smoother, closer to the brightness of human eye viewing things.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the backlight value method of adjustment of a kind of mobile terminal that first embodiment of the invention provides;
Fig. 2 is the structural drawing of the backlight value adjusting gear of a kind of mobile terminal that second embodiment of the invention provides.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
In the embodiment of the present invention, obtain the backlight value corresponding with surround lighting, obtain the gamma value corresponding with the current time of mobile terminal, then determine according to the gamma value of the backlight value corresponding with surround lighting obtained and acquisition the backlight value that mobile terminal exports.
In order to technical solutions according to the invention are described, be described below by specific embodiment.
embodiment one:
Fig. 1 shows the process flow diagram of the backlight value method of adjustment of a kind of mobile terminal that first embodiment of the invention provides, and in the present embodiment, determine according to different gamma values the backlight value that mobile terminal exports, details are as follows:
Step S11, obtains the backlight value corresponding with surround lighting.
In this step, detect the light intensity of mobile terminal surrounding environment, and the light intensity detected is reported the administration and supervision authorities of mobile terminal, these administration and supervision authorities obtain the backlight value corresponding with this light intensity according to the light intensity received again.Wherein, the light intensity of surround lighting and backlight value are proportional relations, and when the light intensity of surround lighting is larger, the backlight value of its correspondence is also larger, so that user can see the content of mobile terminal display clearly.Range of light intensity due to surround lighting is 0 ~ 8500, therefore in order to save internal memory, only backlight value corresponding to the light intensity of storage area surround lighting at mobile terminal, not having the backlight value stored to obtain by hermite interpolation calculation.
As shown in table 1, suppose that mobile terminal only stores following light intensity and the corresponding relation of backlight value:
| Light intensity | 0 | 100 | 500 | 2000 | 8500 |
| Backlight value | 2 | 40 | 80 | 120 | 255 |
As shown in Table 1, when the light intensity of surround lighting is 0, the backlight value of its correspondence is 2; When the light intensity of surround lighting is 100, the backlight value of its correspondence is 40.When the light intensity detected is 50, and the backlight value that mobile terminal is corresponding when storage light intensity is not 50, at this moment, obtain by hermite interpolation calculation: because 50 are between the light intensity of 0 ~ 100, float is 50%, therefore the backlight value of this 50 correspondence is also between 2 ~ 40, and floating is 50%, and namely the backlight value of 50 correspondences is: 2+ (40-2) * 50%2+19=21.Certainly, the occurrence floated can change according to actual conditions, as can be 60% etc., is not construed as limiting herein.
Step S12, reads the current time of mobile terminal.
In this step, the current time of mobile terminal refers to the time of the current display of mobile terminal.
Wherein, the step of the current time of described reading mobile terminal specifically comprises:
A1, judge that whether the backlight value corresponding with surround lighting of current acquisition be equal with the backlight value that obtains of last time.
A2, current acquisition the backlight value corresponding with surround lighting with on the backlight value that once obtains unequal time, read the current time of mobile terminal.
In above-mentioned steps A1 ~ A2, the backlight value that the backlight value of current acquisition and the last time of storage obtain is compared, if two backlight value are equal, does not read the current time of mobile terminal, otherwise, read the current time of mobile terminal.Due to only when twice backlight value is unequal, just reads the current time of mobile terminal, therefore, can not redundant operation be produced, improve the treatment effeciency of mobile terminal.
Step S13, obtains the gamma value corresponding with described current time.
Particularly, the span of this gamma value can be [1/3,3].
Wherein, the step of the gamma value that described acquisition is corresponding with described current time specifically comprises:
B1, open the mapping table of the time of storing and gamma value corresponding relation.Particularly, the gamma value that will be in advance in [1/3,3] scope is divided into n grade, then the time of one day is divided into N number of grade, and the grade of the corresponding gamma value of each time grade, corresponding relation is stored in mapping table.Wherein, n, N are natural number, and n, N can equally also can not wait.Such as, suppose the gamma value in [2.0,2.2] scope to be divided into 3 grades 2.0,2.1,2.2; Is divided into 4 grades the time of one day, is divided into [6-8] by integral point; [8-18]; [18-20]; [20-next day 6].Time is as follows with the corresponding relation of gamma value: [6-8] and [18-20] corresponding 2.1; [8-18] corresponding 2.0; [20-next day 6] corresponding 2.2.
B2, in the mapping table opened, search the gamma value corresponding with described current time, and obtain the gamma value found.Because mapping table stores the corresponding relation of time and gamma value, therefore, after have read current time, the gamma value corresponding with this current time can be found in mapping table.
Preferably, after the step of the gamma value corresponding with described current time in described acquisition, comprise the steps:
Receive the gamma value fine setting instruction of user's input, finely tune the gamma value corresponding with described current time of instruction and acquisition according to described gamma value, determine final gamma value, described fine setting instruction carries the data for finely tuning gamma value.Wherein, the scope of gamma value that user can regulate is [1/gamma, gamma].In this step, final gamma value is determined by following formula: the gamma value ^ corresponding with described current time of final gamma value=acquisition finely tunes the data for finely tuning gamma value that instruction is carried.Such as, suppose that the gamma value corresponding with current time obtained is when being 2.0, what the fine setting instruction of the gamma value that user inputs was carried is 1.1 for finely tuning the data of gamma value, then final gamma value is 2.0^1.1=2.14.Owing to adding user's fine setting, therefore, the gamma value after adjusting is made more to meet the use habit of user.
Step S14, the gamma value according to the backlight value corresponding with surround lighting obtained and acquisition determines the backlight value that mobile terminal exports.
Particularly, the backlight value that can export according to following formula determination mobile terminal:
Number of degrees * (number of degrees that the backlight value corresponding with the surround lighting/brightness divides) ^gamma that backlight value=brightness divides.Such as, suppose that the number of degrees that brightness divides is 255, the backlight value corresponding with surround lighting is 100, gamma value is 2.0, when not having user to finely tune, and backlight value=255* (100/255) ^2=39.21 that mobile terminal exports.Supposing to there is user's fine setting, is 1.1 for finely tuning the data of gamma value, then backlight value=255* (100/255) ^2.14=34.39 of mobile terminal output.
In the first embodiment of the invention, obtain the backlight value corresponding with surround lighting, obtain the gamma value corresponding with the current time of mobile terminal, then determine according to the gamma value of the backlight value corresponding with surround lighting obtained and acquisition the backlight value that mobile terminal exports.Due to relevant to the current time of mobile terminal for determining the gamma value of backlight value, therefore, the different time sections of a day, even if for same environment, backlight value according to the gamma value adjustment after change also has trickle change, thus the backlight value making mobile terminal export is finer and smoother, closer to the brightness of human eye viewing things.Further, if gamma value is greater than 1, then the backlight value that the mobile terminal that the method provided according to the embodiment of the present invention is determined exports is by the backlight value corresponding with surround lighting far below directly acquisition, and lower backlight value is conducive to the power consumption saving mobile terminal.
embodiment two:
Fig. 2 shows the structural drawing of the backlight value adjusting gear of a kind of mobile terminal that second embodiment of the invention provides, and the mobile terminal described in the disclosure comprises mobile phone, smart phone, laptop computer, digital broadcast terminal, PDA (personal digital assistant), PMP (portable media player), navigational system etc.Except when when being only applied to mobile terminal, the embodiment described in the disclosure can be applied to mobile terminal, also can be applied to the such as fixed terminal such as Digital Television, desk-top computer.For convenience of explanation, illustrate only the part relevant to the embodiment of the present invention.
The backlight value adjusting gear of described mobile terminal comprises: the backlight value acquiring unit 21 that surround lighting is corresponding, current time reading unit 22, gamma value acquiring unit 23, output backlight value determining unit 24.Wherein:
The backlight value acquiring unit 21 that surround lighting is corresponding, for obtaining the backlight value corresponding with surround lighting.
Wherein, the light intensity of mobile terminal surrounding environment is detected by light intensity inductor, and the light intensity detected being reported the administration and supervision authorities of mobile terminal, the backlight value acquiring unit 21 that the surround lighting of these administration and supervision authorities is corresponding obtains the backlight value corresponding with this light intensity according to the light intensity received again.Wherein, the light intensity of surround lighting and backlight value are proportional relations.Range of light intensity due to surround lighting is 0 ~ 8500, therefore in order to save internal memory, only backlight value corresponding to the light intensity of storage area surround lighting at mobile terminal, not having the backlight value stored to obtain by hermite interpolation calculation.
Current time reading unit 22, for reading the current time of mobile terminal.
Wherein, described current time reading unit 22 comprises:
Front and back backlight value comparison module, for judging that whether the backlight value corresponding with surround lighting of current acquisition be equal with the last backlight value obtained.
Time read module, for current acquisition the backlight value corresponding with surround lighting with on the backlight value that once obtains unequal time, read the current time of mobile terminal.
Due to only when twice backlight value is unequal, just reads the current time of mobile terminal, therefore, can not redundant operation be produced, improve the treatment effeciency of mobile terminal.
Gamma value acquiring unit 23, for obtaining the gamma value corresponding with described current time.
Particularly, the span of this gamma value can be [1/3,3].
Preferably, described gamma value acquiring unit 23 comprises:
Mapping table opens module, for opening the mapping table of the time of storing and gamma value corresponding relation.
Gamma value searches module, for searching the gamma value corresponding with described current time in the mapping table opened, and obtains the gamma value found.
Preferably, the backlight value adjusting gear of described mobile terminal comprises:
Gamma value fine-adjusting unit, for receiving the gamma value fine setting instruction of user's input, finely tune the gamma value corresponding with described current time of instruction and acquisition according to described gamma value, determine final gamma value, described fine setting instruction carries the data for finely tuning gamma value.
Wherein, the scope of gamma value that user can regulate is [1/gamma, gamma].In this step, final gamma value is determined by following formula: the gamma value ^ corresponding with described current time of final gamma value=acquisition finely tunes the data for finely tuning gamma value that instruction is carried.
Export backlight value determining unit 24, for determining according to the gamma value of the backlight value corresponding with surround lighting obtained and acquisition the backlight value that mobile terminal exports.
Particularly, the backlight value that exports according to following formula determination mobile terminal of described output backlight value determining unit:
Number of degrees * (number of degrees that the backlight value corresponding with the surround lighting/brightness divides) ^gamma that backlight value=brightness divides.
In embodiments of the present invention, due to relevant to the current time of mobile terminal for determining the gamma value of backlight value, therefore, the different time sections of a day, even if for same environment, backlight value according to the gamma value adjustment after change also has trickle change, thus the backlight value that mobile terminal is exported is finer and smoother, closer to the brightness of human eye viewing things.Further, if gamma value is greater than 1, then the backlight value that the mobile terminal that the method provided according to the embodiment of the present invention is determined exports is by the backlight value corresponding with surround lighting far below directly acquisition, and lower backlight value is conducive to the power consumption saving mobile terminal.
One of ordinary skill in the art will appreciate that, the all or part of step realized in above-described embodiment method is that the hardware that can carry out instruction relevant by program has come, described program can be stored in a computer read/write memory medium, described storage medium, as ROM/RAM, disk, CD etc.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a backlight value method of adjustment for mobile terminal, is characterized in that, described method comprises the steps:
Obtain the backlight value corresponding with surround lighting;
Read the current time of mobile terminal;
Obtain the gamma value corresponding with described current time;
Gamma value according to the backlight value corresponding with surround lighting obtained and acquisition determines the backlight value that mobile terminal exports.
2. the method for claim 1, is characterized in that, the step of the current time of described reading mobile terminal specifically comprises:
Judge that whether the backlight value corresponding with surround lighting of current acquisition be equal with the last backlight value obtained;
Current acquisition the backlight value corresponding with surround lighting with on the backlight value that once obtains unequal time, read the current time of mobile terminal.
3. the method for claim 1, is characterized in that, the step of the gamma value that described acquisition is corresponding with described current time specifically comprises:
Open the mapping table of the time of storing and gamma value corresponding relation;
In the mapping table opened, search the gamma value corresponding with described current time, and obtain the gamma value found.
4. the method for claim 1, is characterized in that, after the step of the gamma value corresponding with described current time in described acquisition, comprises the steps:
Receive the gamma value fine setting instruction of user's input, finely tune the gamma value corresponding with described current time of instruction and acquisition according to described gamma value, determine final gamma value, described fine setting instruction carries the data for finely tuning gamma value.
5. the method as described in claim 1 or 4, is characterized in that, the backlight value according to following formula determination mobile terminal exports:
Number of degrees * (number of degrees that the backlight value corresponding with the surround lighting/brightness divides) ^gamma that backlight value=brightness divides.
6. a backlight value adjusting gear for mobile terminal, is characterized in that, described device comprises:
The backlight value acquiring unit that surround lighting is corresponding, for obtaining the backlight value corresponding with surround lighting;
Current time reading unit, for reading the current time of mobile terminal;
Gamma value acquiring unit, for obtaining the gamma value corresponding with described current time;
Export backlight value determining unit, for determining according to the gamma value of the backlight value corresponding with surround lighting obtained and acquisition the backlight value that mobile terminal exports.
7. device as claimed in claim 6, it is characterized in that, described current time reading unit comprises:
Front and back backlight value comparison module, for judging that whether the backlight value corresponding with surround lighting of current acquisition be equal with the last backlight value obtained;
Time read module, for current acquisition the backlight value corresponding with surround lighting with on the backlight value that once obtains unequal time, read the current time of mobile terminal.
8. device as claimed in claim 6, it is characterized in that, described gamma value acquiring unit comprises:
Mapping table opens module, for opening the mapping table of the time of storing and gamma value corresponding relation;
Gamma value searches module, for searching the gamma value corresponding with described current time in the mapping table opened, and obtains the gamma value found.
9. device as claimed in claim 6, it is characterized in that, described device comprises:
Gamma value fine-adjusting unit, for receiving the gamma value fine setting instruction of user's input, finely tune the gamma value corresponding with described current time of instruction and acquisition according to described gamma value, determine final gamma value, described fine setting instruction carries the data for finely tuning gamma value.
10. the device as described in claim 6 or 9, is characterized in that, the backlight value that described output backlight value determining unit exports according to following formula determination mobile terminal:
Number of degrees * (number of degrees that the backlight value corresponding with the surround lighting/brightness divides) ^gamma that backlight value=brightness divides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410604236.6A CN104464687B (en) | 2014-10-30 | 2014-10-30 | The backlight value method of adjustment of a kind of mobile terminal and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410604236.6A CN104464687B (en) | 2014-10-30 | 2014-10-30 | The backlight value method of adjustment of a kind of mobile terminal and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104464687A true CN104464687A (en) | 2015-03-25 |
| CN104464687B CN104464687B (en) | 2016-11-30 |
Family
ID=52910644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410604236.6A Active CN104464687B (en) | 2014-10-30 | 2014-10-30 | The backlight value method of adjustment of a kind of mobile terminal and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104464687B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105118436A (en) * | 2015-09-16 | 2015-12-02 | 中国科学院上海高等研究院 | AMOLED display driving circuit and brightness adjustment method |
| CN106409236A (en) * | 2015-08-03 | 2017-02-15 | 中兴通讯股份有限公司 | Wearable device screen control method and apparatus |
| CN106448616A (en) * | 2016-09-22 | 2017-02-22 | 深圳市金立通信设备有限公司 | Method for adjusting backlight brightness of screen and terminal |
| WO2017008589A3 (en) * | 2015-07-14 | 2017-03-02 | 深圳Tcl数字技术有限公司 | Backlight adjustment method and device |
| CN106997750A (en) * | 2017-04-28 | 2017-08-01 | 努比亚技术有限公司 | Terminal screen backlight adjusting method, mobile terminal and computer-readable recording medium |
| CN111540317A (en) * | 2020-06-19 | 2020-08-14 | 广州视源电子科技股份有限公司 | Brightness control method and device, storage medium and related equipment |
| CN114360420A (en) * | 2020-10-13 | 2022-04-15 | 明基智能科技（上海）有限公司 | Image adjusting method of display device and display device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5617112A (en) * | 1993-12-28 | 1997-04-01 | Nec Corporation | Display control device for controlling brightness of a display installed in a vehicular cabin |
| CN1564068A (en) * | 2004-04-22 | 2005-01-12 | 友达光电股份有限公司 | Method and device for regulating backlight brightness |
| CN1926605A (en) * | 2004-03-25 | 2007-03-07 | 索尼爱立信移动通讯股份有限公司 | Dynamic display control of a portable electronic device display |
| CN101290744A (en) * | 2007-04-20 | 2008-10-22 | 联咏科技股份有限公司 | Luminance compensating mechanism and method for backlight module |
| US20100085386A1 (en) * | 2008-10-02 | 2010-04-08 | Chunghwa Picture Tubes, Ltd. | Driving cricuit and gray insertion method of liquid crystal display |
| CN101740001A (en) * | 2008-11-19 | 2010-06-16 | 康佳集团股份有限公司 | Device and method and mobile terminal for brightness adjustment, |
| CN101751875A (en) * | 2008-12-12 | 2010-06-23 | 深圳Tcl新技术有限公司 | Liquid crystal display with adjustable backlight and implementation method thereof |
| CN102737603A (en) * | 2012-06-26 | 2012-10-17 | 中兴通讯股份有限公司 | Liquid crystal display (LCD) screen display method and device for display of LCD screen |
-
2014
- 2014-10-30 CN CN201410604236.6A patent/CN104464687B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5617112A (en) * | 1993-12-28 | 1997-04-01 | Nec Corporation | Display control device for controlling brightness of a display installed in a vehicular cabin |
| CN1926605A (en) * | 2004-03-25 | 2007-03-07 | 索尼爱立信移动通讯股份有限公司 | Dynamic display control of a portable electronic device display |
| CN1564068A (en) * | 2004-04-22 | 2005-01-12 | 友达光电股份有限公司 | Method and device for regulating backlight brightness |
| CN101290744A (en) * | 2007-04-20 | 2008-10-22 | 联咏科技股份有限公司 | Luminance compensating mechanism and method for backlight module |
| US20100085386A1 (en) * | 2008-10-02 | 2010-04-08 | Chunghwa Picture Tubes, Ltd. | Driving cricuit and gray insertion method of liquid crystal display |
| CN101740001A (en) * | 2008-11-19 | 2010-06-16 | 康佳集团股份有限公司 | Device and method and mobile terminal for brightness adjustment, |
| CN101751875A (en) * | 2008-12-12 | 2010-06-23 | 深圳Tcl新技术有限公司 | Liquid crystal display with adjustable backlight and implementation method thereof |
| CN102737603A (en) * | 2012-06-26 | 2012-10-17 | 中兴通讯股份有限公司 | Liquid crystal display (LCD) screen display method and device for display of LCD screen |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017008589A3 (en) * | 2015-07-14 | 2017-03-02 | 深圳Tcl数字技术有限公司 | Backlight adjustment method and device |
| CN106409236A (en) * | 2015-08-03 | 2017-02-15 | 中兴通讯股份有限公司 | Wearable device screen control method and apparatus |
| CN105118436A (en) * | 2015-09-16 | 2015-12-02 | 中国科学院上海高等研究院 | AMOLED display driving circuit and brightness adjustment method |
| CN106448616A (en) * | 2016-09-22 | 2017-02-22 | 深圳市金立通信设备有限公司 | Method for adjusting backlight brightness of screen and terminal |
| CN106997750A (en) * | 2017-04-28 | 2017-08-01 | 努比亚技术有限公司 | Terminal screen backlight adjusting method, mobile terminal and computer-readable recording medium |
| CN111540317A (en) * | 2020-06-19 | 2020-08-14 | 广州视源电子科技股份有限公司 | Brightness control method and device, storage medium and related equipment |
| CN114360420A (en) * | 2020-10-13 | 2022-04-15 | 明基智能科技（上海）有限公司 | Image adjusting method of display device and display device |
| CN114360420B (en) * | 2020-10-13 | 2024-05-10 | 明基智能科技（上海）有限公司 | Image adjusting method of display device and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104464687B (en) | 2016-11-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104464687A (en) | Method and device for adjusting backlight value of mobile terminal | |
| US10319315B2 (en) | Liquid crystal display and a compensation data storage method thereof | |
| CN104424914B (en) | Method and device for backlight adjustment | |
| CN102736723A (en) | Method for automatically regulating screen backlight duration of mobile terminal | |
| CN105575366B (en) | Switch the method and system of backlight governing speed | |
| US11830394B2 (en) | Methods and apparatus to manage display luminance | |
| CN104023145B (en) | A kind of method and device automatically opening the automatic backlight adjustment of mobile terminal | |
| US20140375696A1 (en) | Image display apparatus and backlight adjusting method thereof | |
| CN104200783B (en) | Method and system for enabling mobile phone to acquire uniform light effect through production line calibration | |
| CN103050097B (en) | Method and device for regulating brightness of backlight lamp | |
| CN104428829A (en) | Color control method and communication apparatus | |
| CN101261821A (en) | Gamma curve compensation method, gamma curve compensation circuit and display system | |
| CN103247281A (en) | Method and electronic equipment for adjusting display brightness | |
| CN102982769B (en) | A kind of method of Automatic adjusument screen appointed area brightness | |
| CN105374338B (en) | A kind of screen backlight brightness adjusting method and electronic equipment | |
| CN103021315B (en) | A kind of method and terminal thereof promoting display screen display effect | |
| US20160239071A1 (en) | Screen brightness regulation method and apparatus, and storage medium | |
| CN104469022A (en) | Backlight lamp regulation method and system and handheld terminal | |
| CN101902858A (en) | Intelligent lamp light control method, device and system | |
| CN105632407A (en) | Display regulation method of AMPLED display screen and mobile terminal | |
| CN109545136A (en) | Energy-saving device of display equipment and method | |
| CN102903337A (en) | Liquid crystal display as well as control method and device thereof | |
| CN203537612U (en) | Intelligent background lighting system | |
| CN101667406B (en) | Backlight dynamical adjusting method of TFT-LCD | |
| CN106550517A (en) | A kind of method and terminal of control indicator lamp brightness |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., Ltd. Address before: Changan town in Guangdong province Dongguan 523841 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., Ltd. |
|
| CP03 | Change of name, title or address |