CN105825834A - Terminal and backlight brightness adjustment method thereof - Google Patents
Terminal and backlight brightness adjustment method thereof Download PDFInfo
- Publication number
- CN105825834A CN105825834A CN201510448306.8A CN201510448306A CN105825834A CN 105825834 A CN105825834 A CN 105825834A CN 201510448306 A CN201510448306 A CN 201510448306A CN 105825834 A CN105825834 A CN 105825834A
- Authority
- CN
- China
- Prior art keywords
- brightness
- exponent number
- backlight
- terminal
- corresponding relation
- 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
Abstract
The present invention discloses a terminal and a backlight brightness adjustment method thereof. The method comprises a step of obtaining the first brightness order number with a first corresponding relation with a target backlight brightness value, a step of converting the first brightness order number into a second brightness order number according to a preset conversion rule, wherein the second brightness order number is larger than the first brightness order number, a step of sending the second brightness order number to the backlight brightness adjustment unit of the terminal such that the backlight brightness adjustment unit adjusts the current backlight brightness of the terminal according to the second brightness order number and the second corresponding relation between the second brightness order number and the target backlight brightness value. Through the invention, the screen flash and jitter phenomena in a backlight brightness adjustment process can be avoided, and the effect of improving the backlight brightness adjustment delicate degree is achieved.
Description
Technical field
The present invention relates to the communications field, especially relate to a kind of terminal and back light brightness regulating method thereof.
Background technology
Along with user is more and more higher to the requirement of the intelligent terminals such as smart mobile phone, the backlight dimming effect of the display screen of intelligent terminal is also pursued ultimate attainment by user constantly.Traditional backlight regulation scheme, because regulating the reasons such as stepping is relatively big, response speed is slower, causes the problems such as screen flash in various degree, shake occur during backlight regulates, can not meet the actual demand of consumer.
As a example by the Android system that range of application is wider on the intelligent terminal such as smart mobile phone, panel computer at present, due to the fixing light adjusting grade being only provided with 256 rank in the upper strata of Android system, therefore upper strata can only have 256 rank equally to the brightness degree that the backlight driving chip being positioned at bottom sends, even if backlight driving chip can support the reception of the brightness degree on 2048 rank at present, but backlight driving chip cannot embody the dimming effect on 2048 rank, the dimming effect causing backlight driving chip to embody still only has the regulating effect on original 256 rank.
As can be seen here, due in the system of intelligent terminal, system upper strata to heighten grade relatively low, and the brightness degree that is positioned at the backlight driving chip of system lower floor is higher, therebetween lack during effective coupling causes backlight regulation, backlight driving chip cannot embody the dimming effect of exquisiteness, more cannot avoid the generation of the problems such as screen flash in various degree, shake, thus reduce the experience of user.
But, for drawbacks described above, prior art does not provide a kind of effective solution.
Summary of the invention
A kind of terminal of offer and back light brightness regulating method thereof are provided, aim to solve the problem that the system upper strata due to intelligent terminal to heighten grade relatively low, the brightness degree of the backlight driving chip of system lower floor is higher, therebetween cannot be effectively matched the transmission causing adjusting backlight luminance process that the situation such as screen flash, shake easily occurs, and ultimately result in the problem that Consumer's Experience reduces.
In order to solve above-mentioned technical problem, the invention provides the back light brightness regulating method of a kind of terminal, including: acquisition and purpose backlight brightness values have the first brightness exponent number of the first corresponding relation;According to default transformational rule, being the second brightness exponent number by described first luminance step number conversion, wherein, described second brightness exponent number is more than described first brightness exponent number;Described second brightness exponent number is sent to the backlight illumination regulation unit of terminal so that the backlight illumination that described terminal is current is adjusted by described backlight illumination regulation unit according to the second corresponding relation between described second brightness exponent number and described second brightness exponent number and described purpose backlight brightness values.
Present invention also offers a kind of terminal, including: acquisition module, there is the first brightness exponent number of the first corresponding relation for acquisition and purpose backlight brightness values;Modular converter, for according to the transformational rule preset, being the second brightness exponent number by described first luminance step number conversion, wherein, described second brightness exponent number is more than described first brightness exponent number;Sending module, unit is regulated so that the backlight illumination that described terminal is current is adjusted by described backlight illumination regulation unit according to the second corresponding relation between described second brightness exponent number and default described second brightness exponent number and described purpose backlight brightness values for described second brightness exponent number being sent to the backlight illumination of described terminal.
Compared with prior art, terminal of the present invention and back light brightness regulating method thereof, the brightness exponent number that less luminance step number conversion that is that user inputted or that determine according to environmental light brightness is bigger, become greatly due to brightness exponent number and backlight brightness values does not change, make backlight illumination regulation unit when adjusting backlight luminance, often the change stepping of one exponent number backlight brightness values of regulation is smaller, so can avoid screen flash, the generation of jitter phenomenon during backlight illumination regulation, thus reach to improve the effect of backlight illumination regulation sophistication.
Accompanying drawing explanation
Fig. 1 is the back light brightness regulating method flow chart of according to embodiments of the present invention;
Fig. 2 A is the structured flowchart of the terminal of according to embodiments of the present invention two;
Fig. 2 B is the structured flowchart of the preferred terminal of according to embodiments of the present invention two;
Fig. 3 is the back light brightness regulating method process schematic of according to embodiments of the present invention three;
Fig. 4 be according to embodiments of the present invention three original brightness exponent number and interpolation after the corresponding relation schematic diagram of brightness exponent number;
Fig. 5 is original brightness exponent number and the corresponding relation schematic diagram of backlight brightness values of according to embodiments of the present invention three;And
Fig. 6 be according to embodiments of the present invention three interpolation after the corresponding relation schematic diagram of brightness exponent number and backlight brightness values.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art is obtained on the premise of not making creative work, broadly fall into the scope of protection of the invention.
Embodiment one
Fig. 1 is the back light brightness regulating method flow chart of according to embodiments of the present invention, as it is shown in figure 1, this flow process comprises the following steps (step S102-step S106):
Step S102, acquisition and purpose backlight brightness values have the first brightness exponent number of the first corresponding relation.
In the present embodiment, the mode of the situation obtaining described first brightness exponent number has two kinds:
(1) receive the described purpose backlight brightness values of user's input, determine described first brightness exponent number further according to described purpose backlight brightness values and described first corresponding relation.
In actual applications, the system of a variety of terminal units typically carries the functional module being integrated with the backlight illumination for regulating display screen, such as in the Android system that smart mobile phone is installed, user can carry out selection operation by the luminance adjustment module of the similar scale shape of system, backlight brightness values that this selection operation is corresponding i.e. user want the backlight brightness values (i.e. above-mentioned purpose backlight brightness values) of display, due to the corresponding brightness exponent number (there is the most therebetween above-mentioned first corresponding relation) of backlight brightness values meeting, analyze the brightness values that this selection operation is corresponding, i.e. can get above-mentioned first brightness exponent number.
(2) the environment bright angle value (between described environment bright angle value and described purpose backlight brightness values, there is the 3rd corresponding relation) of the photoinduction unit feedback of described terminal is received;Further according to described environment bright angle value and described 3rd corresponding relation, determine described purpose backlight brightness values;Finally, described first brightness exponent number is determined according to described purpose backlight brightness values and described first corresponding relation.
In actual applications, terminal is generally of light-sensing function, i.e. it is provided with above-mentioned photoinduction unit in terminal, the devices such as such as photoconductive resistance, based on this hardware setting, once the brightness of the ambient light residing for terminal changes, such as light brightens, this change just can be fed back to the system level of terminal by photoinduction unit, and system is assured that above-mentioned purpose backlight brightness values according to the corresponding relation (the most above-mentioned 3rd corresponding relation) of the environmental light brightness pre-set Yu the backlight brightness values of terminal.
The transformational rule that step S104, basis are preset, is the second brightness exponent number by described first luminance step number conversion, and wherein, described second brightness exponent number is more than described first brightness exponent number.
Such as, when the first brightness exponent number is the brightness exponent number obtained after user carries out selection operation on a terminal screen, the screen display width of terminal is limited, therefore the scope of the first brightness exponent number is very limited amount of, such as, in current Android system can be 0~255 rank for the scope of the brightness exponent number that user chooses, and is extended acquiring a certain degree of difficulty to this brightness exponent number in current technology.
And correspondingly, the scope of the backlight brightness values on the display screen of terminal unit is typically certain, such as, for the most a lot of smart mobile phones, the scope of backlight brightness values mostly is 0~400 nits or 0~500 nits.Backlight brightness values can only be adjusted (stepping of regulation is bigger) according to the brightness exponent number that user chooses, and the effect so adjusted is relatively rough.
Therefore, after first luminance step number conversion is the second brightness exponent number, owing to the second brightness exponent number is more than the first brightness exponent number, it is in course of adjustment, need the brightness exponent number skipped the most when backlight brightness values changed within certain time, the brightness value necessarily making saltus step each time is smaller, excessively compares nature and smooth, does not haves the phenomenon of screen flash or shake.
In the present embodiment, the described default transformational rule used in step S104 can be: the first regulation stepping that would correspond to described first brightness exponent number is converted to the second regulation stepping corresponding to described second brightness exponent number, described second regulation stepping is the 1/m of described first regulation stepping, wherein, m is positive integer.
As a preferably embodiment, described second brightness exponent number can be the 2 of described first brightness exponent numbernTimes (namely the second regulation stepping is the 1/2 of the first step-lengthn), wherein, n is positive integer.It is to say, the second brightness exponent number can be 2 times of the first brightness exponent number, 4 times, 8 times, 16 times and 32 times etc..
In actual applications, along with development the first brightness exponent number of Display Technique and communication technology is likely to become big in the future, backlight brightness values is likely to become big, that is for above-mentioned multiple proportion, can choose according to actual needs completely, the purpose of do so is also for making more careful mating between the second brightness exponent number and backlight brightness values.
Step S106, described second brightness exponent number is sent to described terminal backlight illumination regulation unit so that described backlight illumination regulation unit according to the second corresponding relation between described second brightness exponent number and described second brightness exponent number and described purpose backlight brightness values, the backlight illumination that described terminal is current is adjusted.
In actual applications, can determine that due to described default transformational rule, that is, after receiving the first brightness exponent number, the most clearly it is able to know that corresponding to the value that the second brightness exponent number of the first brightness exponent number is concrete be how many, for backlight illumination regulation unit, the corresponding relation (the most above-mentioned second corresponding relation) between the second brightness exponent number described above and described purpose backlight brightness values can be prestored inside it, so, after backlight illumination regulation unit receives the second brightness exponent number, as long as being just able to know that according to the corresponding relation (the most above-mentioned second corresponding relation) prestored and current backlight illumination being adjusted in new backlight brightness values, thus complete the regulation process of backlight illumination.
In the present embodiment, the system (system that terminal is installed) that this back light brightness regulating method being applicable to terminal can be suitable for can be Android system, IOS system or WindowsPhone system.Certainly, this is the system that several range of application is wider, can also include other type of system, such as blackberry system etc. in actual application.
Such as, when terminal is provided with Android system, described first brightness exponent number may range from 0~255 rank;The scope of described second brightness exponent number may include that 0~1023 rank, 0~2047 rank, 0~4095 rank or 0~8191 rank;Backlight brightness values may range from 0~400 nits or 0~500 nits.
Certainly, these parameter configuration are the configuration of current Android system, and the most current Android 4.0 family release and Android 5.0 family release are all to use these parameter configuration.
Pass through the present embodiment, can be by brightness exponent number (the regulation stepping of brightness diminishes) bigger for less luminance step number conversion, become greatly due to brightness exponent number and backlight brightness values does not change, make backlight illumination regulation unit when adjusting backlight luminance, owing to the change stepping of backlight brightness values diminishes, so brightness flop process during brightness regulation is trickle and progressive, screen flash, the generation of jitter phenomenon during backlight regulation can be avoided, thus reached to improve the effect of backlight regulation sophistication.
Embodiment two
The back light brightness regulating method provided corresponding to above-described embodiment one, the present embodiment two provides a kind of terminal.Fig. 2 A is the structured flowchart of the terminal of according to embodiments of the present invention two, and as shown in Figure 2 A, this terminal can include receiver module 10, modular converter 20, and sending module 30, wherein:
Acquisition module 10, has the first brightness exponent number of the first corresponding relation for acquisition and purpose backlight brightness values;
Modular converter 20, for according to the transformational rule preset, being the second brightness exponent number by described first luminance step number conversion, wherein, described second brightness exponent number is more than described first brightness exponent number;
Sending module 30, unit is regulated so that the backlight illumination that described terminal is current is adjusted by described backlight illumination regulation unit according to the second corresponding relation between described second brightness exponent number and described second brightness exponent number and described backlight brightness values for described second brightness exponent number being sent to the backlight illumination of terminal.
In embodiments of the present invention, described default transformational rule can be: the first regulation stepping that would correspond to described first brightness exponent number is converted to the second regulation stepping corresponding to described second brightness exponent number, described second regulation stepping is the 1/m of described first step-length, and wherein, m is positive integer.
As a preferably embodiment, described second brightness exponent number is the 2 of described first brightness exponent numbernTimes, wherein, n is positive integer.
On the basis of the terminal shown in Fig. 2 A, the present embodiment additionally provides a preferred terminal.Fig. 2 B is the structured flowchart of the preferred terminal of according to embodiments of the present invention two, as shown in Figure 2 B:
In a preferred implementation of the present embodiment, described acquisition module 10 may include that the first reception unit 11, for receiving the described purpose backlight brightness values of user's input;First determines unit 12, for determining described first brightness exponent number according to described purpose backlight brightness values and described first corresponding relation.
In another preferred implementation of the present embodiment, described acquisition module 10 may include that the second reception unit 13, for receiving the environment bright angle value that the photoinduction unit of described terminal feeds back, between described environment bright angle value and described purpose backlight brightness values, there is the 3rd corresponding relation;Second determines unit 14, for according to described environment bright angle value and described 3rd corresponding relation, determines described purpose backlight brightness values;3rd determines unit 15, for determining described first brightness exponent number according to described purpose backlight brightness values and described first corresponding relation.
In the present embodiment, the system that described terminal is installed can be Android system, IOS system or WindowsPhone system.It is, of course, also possible to include other type of system.When described terminal install Android system time, described first brightness exponent number may range from 0~255 rank;The scope of described second brightness exponent number may include that 0~1023 rank, 0~2047 rank, 0~4095 rank or 0~8191 rank;The scope of described backlight brightness values may include that 0~400 nits or 0~500 nits.
Pass through the present embodiment, can be by brightness exponent number (the regulation stepping of brightness diminishes) bigger for less luminance step number conversion, become greatly due to brightness exponent number and backlight brightness values does not change, make back light unit when adjusting backlight luminance, owing to the change stepping of backlight brightness values diminishes, so brightness flop process during brightness regulation is trickle and progressive, screen flash, the generation of jitter phenomenon during backlight regulation can be avoided, thus reached to improve the effect of backlight regulation sophistication.
Embodiment three
The present embodiment three is as a example by Android system (such as Android 4.0 version), the process carrying out backlight illumination regulation in Android system is described, by the introduction to the present embodiment three, can aid in understand above-described embodiment one and embodiment two realize process.
The present embodiment three kinds, in order to perform back light brightness regulating method, increase and be provided with a data processing chip, in actual applications, the set-up mode of this data processing chip can have two kinds: (1) is independently arranged with backlight driving chip (the most above-mentioned backlight illumination regulation unit), can arrange data processing chip in backlight driving chip front end;(2) integrally disposed with backlight driving chip.
In actual applications, hardware is changed no matter use in both modes any to need to determine according to actual design.It should be noted that if it is considered that reduce hardware cost, can be to choose the integrated scheme of mode (2), that compares mode (1) is independently arranged scheme, the advantage lower except having cost, it is also possible to effectively save the area of layout, apply the most simpler convenience.
256 exponent numbers that original Android system can be transmitted by the present embodiment three are according to being processed into 1024 rank or 2048 rank (illustrating as a example by 2048 rank below), refer to Fig. 3, Fig. 3 is the back light brightness regulating method process schematic of according to embodiments of the present invention three, comprise the following steps as it is shown on figure 3, this realizes process:
Step S302, system sends 256 rank backlight brightness data;
Step S304,256 exponent numbers evidences are converted into 2048 exponent number evidences, and are sent to backlight driving chip by data processing chip;
Step S306, backlight driving chip performs backlight regulation process.
In step s 304, data processing chip system is sent 256 exponent numbers according to by analysis, launch, specifically original every single order brightness data (1/256 brightness value) (corresponding above-mentioned first brightness exponent number) is divided into 8 equal portions again, become every time to the brightness data (corresponding above-mentioned second brightness exponent number) that backlight driving chip transmission brightness value is 1/2048 rank, thus realize 2048 rank backlight illumination regulations.
The brightness saltus step effect finally experienced due to user is become 1/2048 by 1/256 before, the saltus step process of backlight brightness values is more fine (compare and improve 8 times before), the final dimming effect that user experiences will be finer and smoother, thus effectively improves the behaviors such as the flicker during backlight regulation, shake.
For ease of understanding, refer to Fig. 4 (Fig. 4 be according to embodiments of the present invention three original brightness exponent number and interpolation after the corresponding relation schematic diagram of brightness exponent number), Fig. 5 corresponding relation schematic diagram of original brightness exponent number and backlight brightness values of according to embodiments of the present invention three (Fig. 5 be) and Fig. 6 (Fig. 6 be according to embodiments of the present invention three interpolation after brightness exponent number and the corresponding relation schematic diagram of backlight brightness values), by data above conversion before with carry out 2048 exponent numbers according to conversion after contrast can be seen that (comparison diagram 3 and Fig. 4), the fineness of brightness regulation improves 8 times, the each grade of 0.195nit is become by the original each grade of 1.56nit, it is achieved thereby that finer dimming process.
Can be seen that, the 256 exponent numbers evidences only supported by Android system by data processing chip are converted into 2048 rank (or 1024 rank), breach the restriction of original operating system, be effectively increased the fineness of backlight regulation so that the effect of backlight regulation reaches more excellent.
Certainly, brightness exponent number (can also become data and process figure place) after process, only as a example by 2048 rank, is not limited thereto in actual application, and data process figure place can proceed extension, for example, it is possible to extend to the greater degree such as 4096 rank, 8192 rank.
The brightness exponent number data that Android system application sends are processed by the way of hardware decodes by the present embodiment three by adaptive mode, if the backlight driving chip of correspondence is 2048 rank, 256 exponent numbers that can Android system application be sent are according to the backlight dimming effect realizing 2048 rank by hardware (the most above-mentioned be independently arranged or integrally disposed data processing chip) by the way of carrying out changing (intermediate interpolated), if the backlight driving chip of correspondence is 1024 rank, 256 exponent numbers that just can Android system application be sent are according to being converted into 1024 rank by the way of hardware conversion (intermediate interpolated), thus realize the backlight regulating effect on 1024 rank.
It should be noted that, back light brightness regulating method and thinking that various embodiments above provides may be used for all electronic systems, that is, above-mentioned terminal unit may is that the personal portable device such as all kinds of mobile terminal, PDA, and the various electronic equipment for consumption such as PC, notebook.
This hardware conversion mode that the embodiment of the present invention uses, the shortcoming that Android system itself only has 256 contrast light can be overcome, and owing to this conversion is to be automatically performed by hardware, have that conversion speed is fast, reliability high, so can avoid screen flash, the generation of jitter phenomenon during backlight regulation, thus reach to improve the effect of backlight regulation sophistication.
The above is the preferred embodiment of the present invention; it should be pointed out that, for the person of ordinary skill of the art, on the premise of without departing from principle of the present invention; some improvements and modifications can also be made, within these improvements and modifications also should be considered to be encompassed in protection scope of the present invention.
Claims (12)
1. the back light brightness regulating method of a terminal, it is characterised in that including:
Acquisition and purpose backlight brightness values have the first brightness exponent number of the first corresponding relation;
According to default transformational rule, being the second brightness exponent number by described first luminance step number conversion, wherein, described second brightness exponent number is more than described first brightness exponent number;
Described second brightness exponent number is sent to the backlight illumination regulation unit of terminal so that the backlight illumination that described terminal is current is adjusted by described backlight illumination regulation unit according to the second corresponding relation between described second brightness exponent number and described second brightness exponent number and described purpose backlight brightness values.
Method the most according to claim 1, it is characterized in that, described default transformational rule is: the first regulation stepping that would correspond to described first brightness exponent number is converted to the second regulation stepping corresponding to described second brightness exponent number, described second regulation stepping is the 1/m of described first regulation stepping, wherein, m is positive integer.
Method the most according to claim 2, it is characterised in that described second brightness exponent number is the 2 of described first brightness exponent numbernTimes, wherein, n is positive integer.
Method the most according to claim 1, it is characterised in that acquisition and purpose backlight brightness values have the first brightness exponent number of the first corresponding relation and include:
Receive the described purpose backlight brightness values of user's input;
Described first brightness exponent number is determined according to described purpose backlight brightness values and described first corresponding relation.
Method the most according to claim 1, it is characterised in that acquisition and purpose backlight brightness values have the first brightness exponent number of the first corresponding relation and include:
Receive the environment bright angle value of the photoinduction unit feedback of described terminal, between described environment bright angle value and described purpose backlight brightness values, there is the 3rd corresponding relation;
According to described environment bright angle value and described 3rd corresponding relation, determine described purpose backlight brightness values;
Described first brightness exponent number is determined according to described purpose backlight brightness values and described first corresponding relation.
Method the most according to any one of claim 1 to 5, it is characterised in that:
Described first brightness exponent number is in the range of 0~255 rank;
The scope of described second brightness exponent number includes: 0~1023 rank, 0~2047 rank, 0~4095 rank or 0~8191 rank;
Described backlight brightness values is in the range of 0~400 nits or 0~500 nits.
7. a terminal, it is characterised in that including:
Acquisition module, has the first brightness exponent number of the first corresponding relation for acquisition and purpose backlight brightness values;
Modular converter, for according to the transformational rule preset, being the second brightness exponent number by described first luminance step number conversion, wherein, described second brightness exponent number is more than described first brightness exponent number;
Sending module, unit is regulated so that the backlight illumination that described terminal is current is adjusted by described backlight illumination regulation unit according to the second corresponding relation between described second brightness exponent number and described second brightness exponent number and described purpose backlight brightness values for described second brightness exponent number being sent to the backlight illumination of terminal.
Terminal the most according to claim 7, it is characterized in that, described default transformational rule is: the first regulation stepping that would correspond to described first brightness exponent number is converted to the second regulation stepping corresponding to described second brightness exponent number, described second regulation stepping is the 1/m of described first regulation stepping, wherein, m is positive integer.
Terminal the most according to claim 8, it is characterised in that described second brightness exponent number is the 2 of described first brightness exponent numbernTimes, wherein, n is positive integer.
Terminal the most according to claim 7, it is characterised in that described acquisition module includes:
First receives unit, for receiving the described purpose backlight brightness values of user's input;
First determines unit, for determining described first brightness exponent number according to described purpose backlight brightness values and described first corresponding relation.
11. terminals according to claim 7, it is characterised in that described acquisition module includes:
Second receives unit, for receiving the environment bright angle value of the photoinduction unit feedback of described terminal, has the 3rd corresponding relation between described environment bright angle value and described purpose backlight brightness values;
Second determines unit, for according to described environment bright angle value and described 3rd corresponding relation, determines described purpose backlight brightness values;
3rd determines unit, for determining described first brightness exponent number according to described purpose backlight brightness values and described first corresponding relation.
12. according to the terminal according to any one of claim 7 to 11, it is characterised in that:
Described first brightness exponent number is in the range of 0~255 rank;
The scope of described second brightness exponent number includes: 0~1023 rank, 0~2047 rank, 0~4095 rank or 0~8191 rank;
The scope of described backlight brightness values includes: 0~400 nits or 0~500 nits.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510448306.8A CN105825834B (en) | 2015-07-27 | 2015-07-27 | Terminal and its back light brightness regulating method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510448306.8A CN105825834B (en) | 2015-07-27 | 2015-07-27 | Terminal and its back light brightness regulating method |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105825834A true CN105825834A (en) | 2016-08-03 |
CN105825834B CN105825834B (en) | 2018-08-17 |
Family
ID=56514643
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510448306.8A Active CN105825834B (en) | 2015-07-27 | 2015-07-27 | Terminal and its back light brightness regulating method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105825834B (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106210915A (en) * | 2016-08-09 | 2016-12-07 | 乐视控股(北京)有限公司 | A kind of browser video play mode switching handling method and device |
CN106875914A (en) * | 2017-04-21 | 2017-06-20 | 武汉华星光电技术有限公司 | A kind of driving method and liquid crystal display of the gelatinization of LCD brightness dynamic analog |
CN107146581A (en) * | 2017-04-07 | 2017-09-08 | 广东欧珀移动通信有限公司 | Adjust method, mobile terminal and the storage medium of backlight illumination grade |
WO2019001157A1 (en) * | 2017-06-30 | 2019-01-03 | 昆山国显光电有限公司 | Dimming method and device for display screen, storage medium, and electronic apparatus |
CN109243383A (en) * | 2018-11-09 | 2019-01-18 | 珠海格力电器股份有限公司 | A kind of back light brightness regulating method and display device of display screen |
CN109640155A (en) * | 2018-12-21 | 2019-04-16 | 深圳创维-Rgb电子有限公司 | A kind of image processing method, smart television and storage medium based on backlight adjustment |
CN110428782A (en) * | 2019-07-24 | 2019-11-08 | Oppo广东移动通信有限公司 | Brightness adjusting method and Related product |
CN113766695A (en) * | 2021-08-25 | 2021-12-07 | 北京奕斯伟计算技术有限公司 | Brightness control method, chip and system of LED lamp |
CN114019688A (en) * | 2021-11-29 | 2022-02-08 | 重庆利龙科技产业(集团)有限公司 | Self-adaptive backlight adjusting method and system |
CN114596819A (en) * | 2022-03-11 | 2022-06-07 | Oppo广东移动通信有限公司 | Brightness adjusting method and related device |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1711584A (en) * | 2002-11-12 | 2005-12-21 | 三星电子株式会社 | Liquid crystal display and driving method thereof |
CN101083037A (en) * | 2006-05-30 | 2007-12-05 | 中华映管股份有限公司 | Image signal backlight brightness control devices and methods therefor |
CN101256751A (en) * | 2008-04-03 | 2008-09-03 | 上海广电光电子有限公司 | Method for improving color depth of LCD device |
CN101261821A (en) * | 2008-05-08 | 2008-09-10 | 友达光电股份有限公司 | Gamma curve compensation method, gamma curve compensation circuit and display system |
TW200930078A (en) * | 2007-12-27 | 2009-07-01 | Ind Tech Res Inst | Image processing and controlling system |
CN101488323A (en) * | 2008-01-14 | 2009-07-22 | 胜华科技股份有限公司 | Method for backlight adjustment and image processing |
US20110012915A1 (en) * | 2005-07-08 | 2011-01-20 | Seiko Epson Corporation | Image display device and image display method |
CN102413268A (en) * | 2011-11-10 | 2012-04-11 | 武汉大学 | Image brightness regulating method based on human vision characteristics |
CN103177702A (en) * | 2013-03-04 | 2013-06-26 | 南京巨鲨显示科技有限公司 | Display with grayscale expansion function and method thereof |
US20140292632A1 (en) * | 2013-04-02 | 2014-10-02 | Novatek Microelectronics Corp. | Display apparatus, data gain regulating circuit and data gain regulating method |
CN104361859A (en) * | 2014-11-18 | 2015-02-18 | 深圳市华星光电技术有限公司 | Display device and brightness adjusting method thereof |
-
2015
- 2015-07-27 CN CN201510448306.8A patent/CN105825834B/en active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1711584A (en) * | 2002-11-12 | 2005-12-21 | 三星电子株式会社 | Liquid crystal display and driving method thereof |
US20110012915A1 (en) * | 2005-07-08 | 2011-01-20 | Seiko Epson Corporation | Image display device and image display method |
CN101083037A (en) * | 2006-05-30 | 2007-12-05 | 中华映管股份有限公司 | Image signal backlight brightness control devices and methods therefor |
TW200930078A (en) * | 2007-12-27 | 2009-07-01 | Ind Tech Res Inst | Image processing and controlling system |
CN101488323A (en) * | 2008-01-14 | 2009-07-22 | 胜华科技股份有限公司 | Method for backlight adjustment and image processing |
CN101256751A (en) * | 2008-04-03 | 2008-09-03 | 上海广电光电子有限公司 | Method for improving color depth of LCD device |
CN101261821A (en) * | 2008-05-08 | 2008-09-10 | 友达光电股份有限公司 | Gamma curve compensation method, gamma curve compensation circuit and display system |
CN102413268A (en) * | 2011-11-10 | 2012-04-11 | 武汉大学 | Image brightness regulating method based on human vision characteristics |
CN103177702A (en) * | 2013-03-04 | 2013-06-26 | 南京巨鲨显示科技有限公司 | Display with grayscale expansion function and method thereof |
US20140292632A1 (en) * | 2013-04-02 | 2014-10-02 | Novatek Microelectronics Corp. | Display apparatus, data gain regulating circuit and data gain regulating method |
CN104361859A (en) * | 2014-11-18 | 2015-02-18 | 深圳市华星光电技术有限公司 | Display device and brightness adjusting method thereof |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106210915A (en) * | 2016-08-09 | 2016-12-07 | 乐视控股(北京)有限公司 | A kind of browser video play mode switching handling method and device |
CN107146581A (en) * | 2017-04-07 | 2017-09-08 | 广东欧珀移动通信有限公司 | Adjust method, mobile terminal and the storage medium of backlight illumination grade |
CN106875914A (en) * | 2017-04-21 | 2017-06-20 | 武汉华星光电技术有限公司 | A kind of driving method and liquid crystal display of the gelatinization of LCD brightness dynamic analog |
WO2019001157A1 (en) * | 2017-06-30 | 2019-01-03 | 昆山国显光电有限公司 | Dimming method and device for display screen, storage medium, and electronic apparatus |
US10699675B2 (en) | 2017-06-30 | 2020-06-30 | Kunshan Go-Visionox Opto-Electronics Co., Ltd. | Methods, apparatus, and storage media for dimming a display screen |
CN109243383A (en) * | 2018-11-09 | 2019-01-18 | 珠海格力电器股份有限公司 | A kind of back light brightness regulating method and display device of display screen |
CN109640155B (en) * | 2018-12-21 | 2021-05-18 | 深圳创维-Rgb电子有限公司 | Image processing method based on backlight adjustment, smart television and storage medium |
CN109640155A (en) * | 2018-12-21 | 2019-04-16 | 深圳创维-Rgb电子有限公司 | A kind of image processing method, smart television and storage medium based on backlight adjustment |
CN110428782A (en) * | 2019-07-24 | 2019-11-08 | Oppo广东移动通信有限公司 | Brightness adjusting method and Related product |
CN113766695A (en) * | 2021-08-25 | 2021-12-07 | 北京奕斯伟计算技术有限公司 | Brightness control method, chip and system of LED lamp |
CN114019688A (en) * | 2021-11-29 | 2022-02-08 | 重庆利龙科技产业(集团)有限公司 | Self-adaptive backlight adjusting method and system |
CN114019688B (en) * | 2021-11-29 | 2024-04-12 | 重庆利龙中宝智能技术有限公司 | Self-adaptive backlight adjusting method and system |
CN114596819A (en) * | 2022-03-11 | 2022-06-07 | Oppo广东移动通信有限公司 | Brightness adjusting method and related device |
Also Published As
Publication number | Publication date |
---|---|
CN105825834B (en) | 2018-08-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105825834A (en) | Terminal and backlight brightness adjustment method thereof | |
CN101383139B (en) | Luminance control method for display screen | |
WO2020119240A1 (en) | Backlight brightness adjustment method and liquid crystal display device | |
WO2014129589A1 (en) | Portable terminal and portable terminal control method | |
WO2018133182A1 (en) | Luminance adjusting method for led display screen system | |
CN104735762A (en) | System for remotely adjusting wireless router | |
CN101706718A (en) | Method and device for automatically changing desktop text color | |
CN107533827B (en) | Backlight circuit, electronic device and backlight adjusting method | |
CN104778939A (en) | Display brightness adjustment method and device of display device and display device | |
CN105118475A (en) | Brightness or brightness and chroma adjusting method of LED display screen | |
CN104035651A (en) | Control method and electronic device | |
CN104240676A (en) | Method for adjusting electronic device and electronic device | |
CN104765583B (en) | Wiring structure for improved signaling | |
CN114677975A (en) | Picture adjusting method and device, electronic equipment and computer readable storage medium | |
CN104346042A (en) | Display area setting method and device | |
CN105187869A (en) | Method for adjusting backlight brightness of television and box for adjusting backlight brightness of television | |
CN103795949A (en) | Control terminal, device terminal and system for adjusting volume of device terminal | |
CN113271422B (en) | Brightness adjusting method and device, television and computer readable storage medium | |
CN103763811B (en) | Light source dynamically changes the method for control, terminal and controller | |
CN102290035A (en) | Method and device for dynamically adjusting backlight of television screen, and television | |
CN110970002B (en) | Display screen brightness adjusting method and related device | |
CN113539207B (en) | Display screen adjusting method, device and equipment | |
KR102305235B1 (en) | A Controlling Board Having a Structure of Multi Interface | |
CN105808038B (en) | A kind of information processing method and electronic equipment | |
CN112351231A (en) | Television system with automatic brightness adjusting function and television |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |