CN102821506A - Method for adjusting backlight of terminal and terminal - Google Patents
Method for adjusting backlight of terminal and terminal Download PDFInfo
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- CN102821506A CN102821506A CN201110151938XA CN201110151938A CN102821506A CN 102821506 A CN102821506 A CN 102821506A CN 201110151938X A CN201110151938X A CN 201110151938XA CN 201110151938 A CN201110151938 A CN 201110151938A CN 102821506 A CN102821506 A CN 102821506A
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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
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
- G09G2330/021—Power management, e.g. power saving
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- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Telephone Function (AREA)
Abstract
The invention provides a method for adjusting backlight of a terminal and the terminal. The method includes that when a backlight circuit of a schedule event trigger terminal displays backlight, the terminal collects a current working current value, the working current value is a working current value of a solar charging circuit of the terminal, and backlight brightness of the backlight circuit is adjusted by the terminal according to the working current value. By adopting the technical scheme, problems of short standby time, high terminal cost, short battery service life and the like caused by terminal backlight in related technologies are solved, so that cost is not increased while standby time of the terminal is effectively prolonged, battery service life is prolonged, and user experience is improved.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of backlight adjusting method and terminal of terminal.
Background technology
The energy policy of sustainable development has competitively been implemented in countries in the world in recent years, and solar energy will be widely used in the various end products such as panel computer, mobile phone, Mp3, Mp4 as a kind of green energy resource.For the stand-by time that prolongs end product and the useful life of battery, we should reduce the power consumption of each circuit in the end product as much as possible.
With the mobile phone terminal is example, if under bright light environments, open the KBD-LIGHT of mobile phone, consumption battery of mobile phone energy that will be unnecessary reduces the cell phone standby time, shortens battery life.Same, in darker environment, open LCD (Liquid Crystal Display abbreviates LCD as) backlight to the brightest grade, also can shorten battery life, also influence user experience simultaneously.In order to reduce mobile phone terminal consumed current on backlight; The solution that usually adopts at present is to adopt sensor devices; Thereby regulate the backlight and LCD brightness backlight of cell phone keyboard automatically according to current environment brightness, reach the purpose in the useful life that prolongs cell phone standby time and battery.But there is following problem in sensor devices in mobile phone:
1. cost problem: adopt the photaesthesia optical device near the human eye sensitivity curve in the mobile phones design, price is higher.
2. structure problem: reach good photosensitive effect in order to make sensor devices, need appropriate design on the structure, shield the interference of backlight to light-sensitive device as far as possible, these have influenced the extensive use of light sensation scheme.
In sum; Increase sensor devices and be difficult to extensive use in numerous end products, particularly in the terminal of miniaturizations such as Mp3, use, how can be in the solar energy end product; Do not increase cost and effectively realize prolonging the product stand-by time; Increase battery useful life, promote user experience, still do not have effective solution.
Summary of the invention
Main purpose of the present invention is to provide a kind of backlight adjusting method and terminal of terminal, one of to address the above problem at least.
According to an aspect of the present invention; A kind of backlight adjusting method of terminal is provided, has comprised: when the backlight circuit display backlight of scheduled event triggering terminal, current working current value is gathered at the terminal; Wherein, working current value is the working current value of the solar charging circuit at terminal; The terminal is according to the backlight illumination of working current value adjustment backlight circuit.
Above-mentioned terminal comprises according to the backlight illumination of working current value adjustment backlight circuit: the terminal is confirmed and this working current value corresponding preset backlight illumination grade according to the current working current value of gathering; The terminal is according to the preset backlight illumination grade adjustment backlight illumination of confirming.
Above-mentioned terminal is confirmed and this working current value corresponding preset backlight illumination grade according to the current working current value of gathering; Comprise: preset and working current value current corresponding value scope are confirmed in the terminal; Wherein, current value range is corresponding with preset backlight illumination grade; Preset backlight illumination grade is confirmed according to current value range in the terminal.
Above-mentioned backlight circuit comprise following one of at least: screen backlight circuit, keyboard back light circuit.
According to a further aspect in the invention, a kind of terminal is provided, has comprised: solar charging circuit; Be used to the terminal working power is provided, also comprise: the current acquisition circuit links to each other with solar charging circuit; Be used for when scheduled event triggering terminal display backlight; Gather current working current value, wherein, working current value is the working current value of solar charging circuit; Backlight regulating circuit links to each other with the current acquisition circuit, is used for the backlight illumination according to working current value adjustment backlight circuit.
Above-mentioned backlight regulating circuit comprises: determination module is used for confirming and this working current value corresponding preset backlight illumination grade according to the current working current value of gathering; Adjustment module backlight is used for according to the preset backlight illumination grade adjustment backlight illumination of confirming.
Above-mentioned determination module comprises: first confirms the unit, is used for confirming preset and working current value current corresponding value scope, and wherein, current value range is corresponding with preset backlight illumination grade; Second confirms the unit, is used for confirming preset backlight illumination grade according to current value range.
Above-mentioned backlight circuit comprise following one of at least: screen backlight circuit, keyboard back light circuit.
Through the present invention, adopt the technological means of adjusting the backlight illumination of backlight circuit according to the working current value of the solar charging circuit of gathering, solved in the correlation technique; Still there is not effective scheme solution owing to the stand-by time that terminal backlight causes is shorter; Problems such as the higher and battery of terminal cost useful life is short are not increasing under the condition of cost thereby reached, and effectively realize prolonging the terminal standby time; Increase battery useful life, promote user experience effect.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart according to the backlight adjusting method at the terminal of the embodiment of the invention;
Fig. 2 is the schematic flow sheet of the backlight adjusting method of instance two according to the present invention;
Fig. 3 is the structured flowchart according to the terminal of the embodiment of the invention;
Fig. 4 is the structural representation at terminal according to the preferred embodiment of the invention;
Fig. 5 is the structural representation at the terminal of instance three according to the present invention;
Fig. 6 is the structural representation at the terminal of instance four according to the present invention;
Fig. 7 is the structural representation at the terminal of instance five according to the present invention.
Embodiment
Hereinafter will and combine embodiment to specify the present invention with reference to accompanying drawing.Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.
Fig. 1 is the flow chart according to the backlight adjusting method at the terminal of the embodiment of the invention.As shown in Figure 1, this method comprises:
Step S102, when the backlight circuit display backlight of scheduled event triggering terminal, current working current value is gathered at the terminal, and wherein, working current value is the working current value of the solar charging circuit at terminal; In the specific implementation, above-mentioned scheduled event can comprise: user's button operation, and incoming calls etc. and above-mentioned terminal can be the solar energy terminal, above-mentioned solar charging circuit can be arranged in above-mentioned terminal.
Step S104, the terminal is according to the backlight illumination of working current value adjustment backlight circuit.
The foregoing description is because the operating current of solar charging circuit size is relevant with the intensity of extraneous light, therefore; Utilize the working current value of solar charging circuit can effectively adjust brightness backlight, like this, with respect to adjusting backlight illumination through photosensitive-member in the correlation technique; Technology is simple, and cost is lower, and having reached is not increasing under the condition of cost; Effectively realize prolonging the terminal standby time, increase battery useful life, promote user experience effect.
In concrete application process, above-mentioned terminal can comprise following processing procedure according to the backlight illumination of working current value adjustment backlight circuit: the terminal is confirmed and this working current value corresponding preset backlight illumination grade according to the current working current value of gathering; The terminal is according to the preset backlight illumination grade adjustment backlight illumination of confirming.Like this, just can realize utilizing working current value that backlight illumination is adjusted to different brightness degrees, thereby more effectively accomplish the adjusting of backlight illumination and the stand-by time that improves the terminal through the corresponding relation of working current value and preset backlight illumination grade.
In concrete application process; Above-mentioned terminal is confirmed and this working current value corresponding preset backlight illumination grade according to the current working current value of gathering; Can comprise following processing procedure: preset and working current value current corresponding value scope are confirmed in the terminal; Wherein, current value range is corresponding with preset backlight illumination grade; Preset backlight illumination grade is confirmed according to current value range in the terminal.Like this, can backlight illumination be adjusted to different brightness degrees through different current value range is set.
In concrete application process, above-mentioned backlight circuit include but not limited to following one of at least: screen backlight circuit, keyboard back light circuit.
In order to understand the foregoing description better, specify below in conjunction with relevant drawings and instantiation.
Instance 1
This instance is to overcome in the correlation technique problem and the defective of using the light sensation device to reach purpose of saving, provides a kind of in the solar energy end product, effectively realizes prolonging product stand-by time and battery useful life, the scheme of lifting user experience.
In this instance, the solar energy terminal comprises with lower module: baseband processing chip, solar charging circuit, solar panel.
Its basic principle is: solar panel is that electrical power storage is in battery through solar charging circuit with transform light energy; The operating current of solar charging circuit is relevant with the power of extraneous light; When external environment is bright and clear; Operating current is big, and when external environment light was faint, operating current was little.Solar panel with an about 54mmX53mm is example (this area is equivalent to the back area of conventional clamshell phone), under various intensities of illumination, obtains data as shown in table 1 through actual measurement:
Table 1
Baseband processing chip can be judged external environment light according to the size of the operating current that collects; And then brightness of backlight grade or other power consumption modules at control solar energy terminal; Reach and prolong end product stand-by time and battery useful life, the purpose of lifting user experience.
With the solar mobile terminal is example, utilizes solar energy working current value adjustment backlight illumination may further comprise the steps:
The first step: judge whether that event occurs;
Second step: if button is arranged, incidents such as incoming call take place, then BBP collection solar charging circuit operating current this moment;
The 3rd step: judge the external environment brightness of this moment according to the size of electric current, the different backlight brightness grade is set to KBD-LIGHT and LCD backlight or indicator light.
This instance can overcome in the prior art and to use the light sensation device to reach problem and defective that purpose of saving exists; Need not increase hardware cost and avoid under the situation of light sensation scheme to the mobile phone effect on structure; Just can reach the purpose that prolongs solar energy end product stand-by time and battery useful life; Improved user's result of use, effectively the economize on hardware cost.
Instance 2
Fig. 2 is the schematic flow sheet of the backlight adjusting method of instance two according to the present invention.As shown in Figure 2, this method may further comprise the steps:
Step S202, the terminal gets into holding state, and finger-board is backlight closes with LCD is backlight;
Step S204 has judged whether that wake events such as button operation or incoming call take place, if change step S206; If, do not change step S202;
Step S206 wakes the terminal up if event occurs, and the operating current of current solar charging circuit is gathered at the terminal, and wherein, this solar charging circuit is arranged in said terminal;
Step S208, more current charging circuit working current value and predetermined current value, preset tabulation in the software according to current charging circuit working current value size, judges that this value falls into the interval range of the presets list;
Step S210, to be the terminal according to the corresponding brightness degree of comparative result control setting backlight circuit fall into the interval range of the presets list according to current value at the terminal, and drive controlling is provided with backlight circuit to corresponding brightness degree.
Fig. 3 is the structured flowchart according to the terminal of the embodiment of the invention.As shown in Figure 3, this terminal comprises:
In concrete application process, as shown in Figure 4, above-mentioned backlight regulating circuit 34 comprises: determination module 340 is used for confirming and this working current value corresponding preset backlight illumination grade according to the current working current value of gathering; Adjustment module 342 backlight links to each other with determination module 340, is used for according to the preset backlight illumination grade adjustment backlight illumination of confirming.
In concrete application process, as shown in Figure 4, above-mentioned determination module 340 comprises: first confirms unit 3402, is used for confirming preset and working current value current corresponding value scope, and wherein, current value range is corresponding with preset backlight illumination grade; Second confirms unit 3404, is used for confirming preset backlight illumination grade according to current value range.
In concrete application process, above-mentioned backlight circuit can comprise following one of at least: screen backlight circuit, keyboard back light circuit.
In order to understand the foregoing description better, specify below in conjunction with relevant drawings and instantiation.
Instance 3
Fig. 5 is the structural representation at the terminal of instance three according to the present invention.As shown in Figure 5, this terminal comprises: master control chip 502 (being equivalent to backlight regulating circuit 34 and current acquisition circuit 32), solar charging circuit 504 (being equivalent to solar charging circuit 30), backlight circuit 506.
Instance 4
Fig. 6 is the structural representation at the terminal of instance four according to the present invention.As shown in Figure 6, this terminal comprises: master control chip 602 (being equivalent to backlight regulating circuit 34 and current acquisition circuit 32), solar charging circuit 604 (being equivalent to solar charging circuit 30), LCD backlight circuit 606.
LCD of mobile phone is provided with 4 backlight illumination grades, and brightness degree and back facet current corresponding relation are as shown in table 2:
Table 2
| The LCD brightness degree | One-level | Secondary | Three grades | Level Four |
| Back facet current | 20mA | 30mA | 40mA | 50mA |
When button or incoming call etc. wakes the generation of LCD bright screen incident up; Master control chip 602 sends acquired signal and goes to gather the charging current in the solar charging circuit 604 this moment; The data instance of listing with the front; When the charging current that collects during greater than 13mA, master control chip 602 sends control command, and LCD backlight illumination grade is made as level Four; When charging current during, the backlight illumination grade of LCD backlight circuit 606 is made as three grades greater than 2.6mA and less than 13mA; When charging current during, the backlight illumination grade of LCD backlight circuit 606 is made as secondary greater than 0.16mA and less than 2.6mA; When charging current during, the backlight illumination grade of LCD backlight circuit 606 is made as one-level less than 0.16mA.Like this,, different LCD back facet currents is set along with the power of extraneous light: when external light bright partially, pupil contraction, mobile phone is backlight must be kept a higher brightness grade and let eyes distinguish; When external light is dark partially, pupil amplifies, and keeps lower brightness degree as long as mobile phone is backlight, and eyes just can be experienced identical display effect, in intelligent energy-saving, have promoted user experience greatly.
Instance 5
Fig. 7 is the structural representation at the terminal of instance five according to the present invention.As shown in Figure 7, this terminal comprises: master control chip 702 (being equivalent to backlight regulating circuit 34 and current acquisition circuit 32), solar charging circuit 704 (being equivalent to solar charging circuit 30), keyboard back light circuit 706.
Cell phone keyboard is backlight to be provided with 4 backlight illumination grades, and brightness degree and back facet current corresponding relation are as shown in table 3:
Table 3
When waking the generation of keyboard back light incident up; Master control chip 702 sends acquired signal and goes to gather the charging current in the solar charging circuit 704 this moment; The data instance of listing with the front; When the charging current that collects during greater than 13mA, master control chip 702 sends control command, and the keyboard back light brightness degree is made as one-level; When charging current during, the keyboard back light brightness degree of keyboard back light circuit 706 is made as secondary greater than 2.6mA and less than 13mA; When charging current during, the keyboard back light brightness degree is made as three grades greater than 0.16mA and less than 2.6mA; When charging current during, the keyboard back light brightness degree is made as level Four less than 0.16mA.Like this, when bright and clear, closing keyboard is backlight also can see button clearly, when light is more weak, opens different brightness degrees in good time, is user-friendly to, and has promoted user experience in the time of intelligent energy-saving.
Instance 6
In the present embodiment, if on the mobile phone charging indicator light is arranged, can different indicator light brightness degrees be set according to the size of the charging current that collects, to reach the purpose of economize on electricity.Specifically can referring to above-mentioned instance 4 instances 5 and description, repeat no more here.
From above description, can find out that the present invention has realized following technique effect:
The present invention adopts the technological means of adjusting the backlight illumination of backlight circuit according to the working current value of the solar charging circuit of gathering, has solved in the correlation technique; Still do not have that effective scheme solves because the stand-by time that terminal backlight causes is shorter, cost higher and battery in terminal such as is lacked useful life at problem, is not increasing under the condition of cost thereby reached; Effectively realize prolonging the terminal standby time, increase battery useful life, promote user experience effect; Simultaneously; With respect in the correlation technique owing to adopt photo-sensitive cell adjustment backlight illumination, needn't change the structure at terminal, technology is simple.
Obviously, it is apparent to those skilled in the art that above-mentioned each module of the present invention or each step can realize with the general calculation device; They can concentrate on the single calculation element; Perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element; Thereby; Can they be stored in the storage device and carry out, and in some cases, can carry out step shown or that describe with the order that is different from here by calculation element; Perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. the backlight adjusting method at a terminal is characterized in that, comprising:
When the backlight circuit display backlight of scheduled event triggering terminal, current working current value is gathered at said terminal, and wherein, said working current value is the working current value of the solar charging circuit at said terminal;
The backlight illumination of said backlight circuit is adjusted at said terminal according to said working current value.
2. method according to claim 1 is characterized in that, the backlight illumination of said backlight circuit is adjusted according to said working current value in said terminal, comprising:
Said terminal is confirmed and this working current value corresponding preset backlight illumination grade according to the said current working current value of gathering;
Said backlight illumination is adjusted according to the said preset backlight illumination grade of confirming in said terminal.
3. method according to claim 2 is characterized in that, said terminal is confirmed and this working current value corresponding preset backlight illumination grade according to the said current working current value of gathering, being comprised:
Preset and said working current value current corresponding value scope are confirmed in said terminal, and wherein, said current value range is corresponding with said preset backlight illumination grade;
Said preset backlight illumination grade is confirmed according to said current value range in said terminal.
4. according to each described method of claim 1 to 3, it is characterized in that, said backlight circuit comprise following one of at least: screen backlight circuit, keyboard back light circuit.
5. terminal comprises: solar charging circuit, and be used to the terminal working power is provided, it is characterized in that, also comprise:
The current acquisition circuit links to each other with said solar charging circuit, is used for when scheduled event triggering terminal display backlight, gathering current working current value, and wherein, said working current value is the working current value of said solar charging circuit;
Backlight regulating circuit links to each other with said current acquisition circuit, is used for the backlight illumination according to said working current value adjustment backlight circuit.
6. terminal according to claim 5 is characterized in that, said backlight regulating circuit comprises:
Determination module is used for confirming and this working current value corresponding preset backlight illumination grade according to the said current working current value of gathering;
Adjustment module backlight is used for adjusting said backlight illumination according to the said preset backlight illumination grade of confirming.
7. terminal according to claim 6 is characterized in that, said determination module comprises:
First confirms the unit, is used for confirming preset and said working current value current corresponding value scope, and wherein, said current value range is corresponding with said preset backlight illumination grade;
Second confirms the unit, is used for confirming said preset backlight illumination grade according to said current value range.
8. according to each described terminal of claim 5 to 7, it is characterized in that, said backlight circuit comprise following one of at least: screen backlight circuit, keyboard back light circuit.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110151938XA CN102821506A (en) | 2011-06-08 | 2011-06-08 | Method for adjusting backlight of terminal and terminal |
| PCT/CN2011/077283 WO2012167481A1 (en) | 2011-06-08 | 2011-07-18 | Terminal backlight adjustment method and terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110151938XA CN102821506A (en) | 2011-06-08 | 2011-06-08 | Method for adjusting backlight of terminal and terminal |
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| CN102821506A true CN102821506A (en) | 2012-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110151938XA Pending CN102821506A (en) | 2011-06-08 | 2011-06-08 | Method for adjusting backlight of terminal and terminal |
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| CN (1) | CN102821506A (en) |
| WO (1) | WO2012167481A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105407231A (en) * | 2015-12-09 | 2016-03-16 | Tcl移动通信科技（宁波）有限公司 | Backlight brightness control method and system for terminal device |
| CN106057170A (en) * | 2016-06-30 | 2016-10-26 | 联想(北京)有限公司 | Adjusting method and electronic equipment |
| CN108053804A (en) * | 2017-12-29 | 2018-05-18 | 深圳Tcl新技术有限公司 | Collocation method, device and the readable storage medium storing program for executing of display terminal supply current |
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| US20100013849A1 (en) * | 2008-07-17 | 2010-01-21 | Samsung Electronics Co. Ltd. | Apparatus and method for controlling brightness of backlight unit |
| CN101673514A (en) * | 2008-09-09 | 2010-03-17 | 深圳富泰宏精密工业有限公司 | Screen brightness-adjusting device and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20070070057A1 (en) * | 2005-09-12 | 2007-03-29 | Solar Wide Industrial Ltd. | Display device and method for controlling a display device |
| CN101887692B (en) * | 2009-05-13 | 2012-08-22 | 胜华科技股份有限公司 | Image display method |
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- 2011-06-08 CN CN201110151938XA patent/CN102821506A/en active Pending
- 2011-07-18 WO PCT/CN2011/077283 patent/WO2012167481A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100013849A1 (en) * | 2008-07-17 | 2010-01-21 | Samsung Electronics Co. Ltd. | Apparatus and method for controlling brightness of backlight unit |
| CN101673514A (en) * | 2008-09-09 | 2010-03-17 | 深圳富泰宏精密工业有限公司 | Screen brightness-adjusting device and method |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105407231A (en) * | 2015-12-09 | 2016-03-16 | Tcl移动通信科技（宁波）有限公司 | Backlight brightness control method and system for terminal device |
| CN105407231B (en) * | 2015-12-09 | 2019-02-26 | Tcl移动通信科技（宁波）有限公司 | A kind of backlight brightness control method and system of terminal device |
| CN106057170A (en) * | 2016-06-30 | 2016-10-26 | 联想(北京)有限公司 | Adjusting method and electronic equipment |
| CN108053804A (en) * | 2017-12-29 | 2018-05-18 | 深圳Tcl新技术有限公司 | Collocation method, device and the readable storage medium storing program for executing of display terminal supply current |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012167481A1 (en) | 2012-12-13 |
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