CN104378811A - Mobile terminal LCD luminance detection and control method and system - Google Patents
Mobile terminal LCD luminance detection and control method and system Download PDFInfo
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- CN104378811A CN104378811A CN201410644561.5A CN201410644561A CN104378811A CN 104378811 A CN104378811 A CN 104378811A CN 201410644561 A CN201410644561 A CN 201410644561A CN 104378811 A CN104378811 A CN 104378811A
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- light
- mean value
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- light intensity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/24—Arrangements for testing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses a mobile terminal LCD luminance detection and control method and system. The method includes the steps of detecting the ambient light intensity of a mobile terminal and judging the light range of the ambient light intensity; if the ambient light intensity belongs to the light range between the medium luminance and the highest luminance, adjusting voltage signals of the mobile terminal to enable the voltage signals of the mobile terminal to be stabilized into a first average value and enable the mobile terminal LCD luminance to be stabilized at the light intensity corresponding to the first average value; when the ambient light intensity belongs to the light range between the lowest luminance to the medium luminance, adjusting the voltage signals of the mobile terminal to enable the voltage signals of the mobile terminal to be stabilized into a second average value and enable the mobile terminal LCD luminance to be stabilized at the light intensity corresponding to the second average value. By means of the mobile terminal LCD luminance detection and control method and system, the luminance adjustment requirement can be met; meanwhile, the power dissipation is reduced, and fatigues of the human eyes cannot be increased.
Description
Technical field
The present invention relates to mobile terminal LCD application, particularly relate to a kind of detection and control method, system of mobile terminal LCD brightness.
Background technology
In prior art, intelligent mobile terminal LCD brightness presents different changes in different ambient lights, from the power consumption angle of intelligent mobile terminal, because the brightness of light at change LCD changes thereupon, this not only makes mobile telephone power consumption increase, and increases the live load of cellular phone power supplies administration module and LCD backlight module; In addition from human eye concerning the angle of light adaptation, human eye needs a more stable light environment, and the fatigue that light constantly changes not only increases human eye even damages eyes.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of detection and control method, system of mobile terminal LCD brightness, be intended to solve the problem that existing mobile terminal LCD control method power consumption is large, add live load, easily make human eye generation tired.
Technical scheme of the present invention is as follows:
The detection of mobile terminal LCD brightness and a control method, wherein, comprise step:
A, in advance using the darkest, intermediate light and the brightest three nodes as light, be made up of by the darkest to intermediate light, intermediate light to the brightest two continuous print light interval these three nodes, the mean value simultaneously obtaining the voltage signal of intermediate light and the brightest two light Nodes is set to the first mean value, and acquisition is the darkest and the mean value of the voltage signal of intermediate light two light Nodes is set to the second mean value;
The ambient light intensity of B, detection mobile terminal, judges that light belonging to this ambient light intensity is interval;
C, when this ambient light intensity belong to intermediate light interval to the brightest light time, regulate the voltage signal of mobile terminal, make its voltage signal be stabilized in the first mean value, mobile terminal LCD brightness stability is at light intensity corresponding to the first mean value;
D, when this ambient light intensity belong to the darkest light to intermediate light interval time, regulate the voltage signal of mobile terminal, make its voltage signal be stabilized in the second mean value, mobile terminal LCD brightness stability is at light intensity corresponding to the second mean value.
The detection of described mobile terminal LCD brightness and control method, wherein, also comprise after described step D:
E, when the voltage signal exported need be stabilized in the first mean value, then export high level signal by mobile terminal comparison module, then export LCD first backlight drive signal to LCD backlight module by mobile terminal power management module; When the voltage signal exported need be stabilized in the second mean value, then export high level signal by described comparison module, then export LCD second backlight drive signal to LCD backlight module by described power management module.
The detection of described mobile terminal LCD brightness and control method, wherein, described step C specifically comprises:
If C1 light intensity in the scope of light intensity corresponding to intermediate light to the first mean value, then boosts to voltage signal, makes it be stabilized in the first mean value;
If C2 light intensity in the scope that the light intensity that the first mean value is corresponding is extremely the brightest, then carries out step-down to voltage signal, makes it be stabilized in the first mean value.
The detection of described mobile terminal LCD brightness and control method, wherein, described step D specifically comprises:
If D1 light intensity in the scope of light intensity corresponding to intermediate light to the second mean value, then carries out step-down to voltage signal, makes it be stabilized in the second mean value;
If D2 light intensity in the darkest scope at light intensity corresponding to the second mean value, then boosts to voltage signal, makes it be stabilized in the second mean value.
The detection of described mobile terminal LCD brightness and control method, wherein, described intermediate light to the brightest light interval also comprises intermediate light and the brightest two light nodes.
The detection of described mobile terminal LCD brightness and control method, wherein, the darkest described interval of the light to intermediate light also comprises the darkest light node.
An inspection and control system for mobile terminal LCD brightness, wherein, comprises step:
Presetting module, for in advance using the darkest, intermediate light and the brightest three nodes as light, be made up of by the darkest to intermediate light, intermediate light to the brightest two continuous print light interval these three nodes, the mean value simultaneously obtaining the voltage signal of intermediate light and the brightest two light Nodes is set to the first mean value, and acquisition is the darkest and the mean value of the voltage signal of intermediate light two light Nodes is set to the second mean value;
Detection module, for detecting the ambient light intensity of mobile terminal, judges that light belonging to this ambient light intensity is interval;
First control module, during for belonging to intermediate light when this ambient light intensity to the brightest light interval, the voltage signal of mobile terminal is regulated, makes its voltage signal be stabilized in the first mean value, make mobile terminal LCD brightness stability at light intensity corresponding to the first mean value;
Second control module, during for belonging to the darkest light to intermediate light interval when this ambient light intensity, the voltage signal of mobile terminal is regulated, makes its voltage signal be stabilized in the second mean value, make mobile terminal LCD brightness stability at light intensity corresponding to the second mean value.
The inspection and control system of described mobile terminal LCD brightness, wherein, also comprises:
Adjustment module, during for being stabilized in the first mean value when the voltage signal exported, then exports high level signal by mobile terminal comparison module, then exports LCD first backlight drive signal to LCD backlight module by mobile terminal power management module; When the voltage signal exported need be stabilized in the second mean value, then export high level signal by described comparison module, then export LCD second backlight drive signal to LCD backlight module by described power management module.
The inspection and control system of described mobile terminal LCD brightness, wherein, the first control module specifically comprises:
First pressure regulation unit, if for light intensity in the scope of light intensity corresponding to intermediate light to the first mean value, then boost to voltage signal, make it be stabilized in the first mean value;
Second regulon, if for light intensity in the scope that the light intensity that the first mean value is corresponding is extremely the brightest, then carry out step-down to voltage signal, make it be stabilized in the first mean value.
The inspection and control system of described mobile terminal LCD brightness, wherein, the second control module specifically comprises:
3rd pressure regulation unit, if light intensity in the scope of light intensity corresponding to intermediate light to the second mean value, then carries out step-down to voltage signal, makes it be stabilized in the second mean value;
4th pressure regulation unit, if light intensity at light intensity corresponding to the second mean value in the darkest scope, then voltage signal is boosted, makes it be stabilized in the second mean value.
Beneficial effect: the present invention is by classifying light, then the ambient light intensity of mobile terminal is detected, according to current ambient light intensity, the light intensity of mobile terminal is adjusted on two pleasant light, brightness regulation demand can be met like this, reduce power consumption simultaneously, also can not increase the fatigue of human eye.
Accompanying drawing explanation
Fig. 1 is the detection of a kind of mobile terminal LCD brightness of the present invention and the flow chart of control method one embodiment.
Fig. 2 is the particular flow sheet of the S103 of method step shown in Fig. 1.
Fig. 3 is the particular flow sheet of the S104 of method step shown in Fig. 1.
Fig. 4 is the structured flowchart of inspection and control system one embodiment of a kind of mobile terminal LCD brightness of the present invention.
Embodiment
The invention provides a kind of detection and control method, system of mobile terminal LCD brightness, for making object of the present invention, technical scheme and effect clearly, clearly, the present invention is described in more detail below.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to Fig. 1, Fig. 1 is the detection of a kind of mobile terminal LCD brightness of the present invention and the flow chart of control method preferred embodiment, and as shown in the figure, it comprises step:
S101, in advance using the darkest, intermediate light and the brightest three nodes as light, be made up of by the darkest to intermediate light, intermediate light to the brightest two continuous print light interval these three nodes, the mean value simultaneously obtaining the voltage signal of intermediate light and the brightest two light Nodes is set to the first mean value, and acquisition is the darkest and the mean value of the voltage signal of intermediate light two light Nodes is set to the second mean value;
The ambient light intensity of S102, detection mobile terminal, judges that light belonging to this ambient light intensity is interval; When this ambient light intensity belongs to intermediate light to the brightest light interval, perform step S103, when this ambient light intensity belongs to the darkest light to intermediate light interval, perform step S104;
S103, to regulate the voltage signal of mobile terminal, make its voltage signal be stabilized in the first mean value, mobile terminal LCD brightness stability is at light intensity corresponding to the first mean value;
S104, to regulate the voltage signal of mobile terminal, make its voltage signal be stabilized in the second mean value, mobile terminal LCD brightness stability is at light intensity corresponding to the second mean value.
Specifically, in step S101, first light is divided into the darkest, intermediate light, the brightest three nodes.Define most half-light line to behave and can not see the object of periphery; Intermediate light light behave the object of periphery soon time light can not stimulate human eye; Most bright light rays behave the object of periphery soon time light stimulate human eye.The light at the present invention environmentally light place is interval, detects the brightness of mobile terminal LCD, and controls and the brightness of stable LCD in this light interval.
Described intermediate light to the brightest light interval also comprises intermediate light and the brightest two light nodes.The darkest described interval of the light to intermediate light also comprises the darkest light node.Certainly, this medium node also can divide to the darkest light to intermediate light interval.
The mean value of the voltage signal of intermediate light and the brightest two light Nodes is set to the first mean value, and the mean value of the voltage signal obtaining the darkest and intermediate light two light Nodes is set to the second mean value simultaneously.
Further, as shown in Figure 2, described step S103 specifically comprises:
If S201 light intensity in the scope of light intensity corresponding to intermediate light to the first mean value, then boosts to voltage signal, makes it be stabilized in the first mean value;
This light intensity is in the scope of light intensity corresponding to intermediate light to the first mean value, comprise this light node of intermediate light, by boost operations, current voltage signal is increased to the first mean value, thus make mobile terminal LCD brightness stability at light intensity corresponding to the first mean value.
If S202 light intensity in the scope that the light intensity that the first mean value is corresponding is extremely the brightest, then carries out step-down to voltage signal, makes it be stabilized in the first mean value.
This light intensity at light intensity corresponding to the first mean value to the brightest scope, comprise light intensity corresponding to the first mean value and these two light nodes the brightest, by reduced pressure operation, current voltage signal is reduced to the first mean value, thus makes mobile terminal LCD brightness stability at light intensity corresponding to the first mean value.
Further, as shown in Figure 3, described step S104 specifically comprises:
If S301 light intensity in the scope of light intensity corresponding to intermediate light to the second mean value, then carries out step-down to voltage signal, makes it be stabilized in the second mean value;
This light intensity is in the scope of light intensity corresponding to intermediate light to the second mean value, comprise light intensity corresponding to the second mean value and these two light nodes of intermediate light, specifically by reduced pressure operation, current voltage signal is reduced to the second mean value, thus mobile terminal LCD brightness stability is at light intensity corresponding to the second mean value.
If S302 light intensity in the darkest scope at light intensity corresponding to the second mean value, then boosts to voltage signal, makes it be stabilized in the second mean value.
This light intensity at light intensity corresponding to the second mean value to the darkest scope, comprise this light node the darkest, specifically by boost operations, current voltage signal is increased to the second mean value, thus mobile terminal LCD brightness stability is at light intensity corresponding to the second mean value.
In above-mentioned pressure regulation process, stably export this voltage signal by filter unit and Voltage stabilizing module.
Further, described method also comprises:
S105, when the voltage signal exported need be stabilized in the first mean value, then export high level signal by mobile terminal comparison module, then export LCD first backlight drive signal to LCD backlight module by mobile terminal power management module; When the voltage signal exported need be stabilized in the second mean value, then export high level signal by described comparison module, then export LCD second backlight drive signal to LCD backlight module by described power management module.
Specifically, level signal is exported by comparison module, power management module be used for process comparison module export level signal, when comparison module exports high level signal, power management module exports LCD first backlight drive signal to LCD backlight module, drive LCD backlight module to enter operating state, thus make the voltage signal of output be stabilized in the first mean value.When comparison module output low level signal, power management module exports LCD second backlight drive signal to LCD backlight module, drives LCD backlight module to enter operating state, thus makes the voltage signal of output be stabilized in the second mean value.
Based on said method, the present invention also provides a kind of inspection and control system preferred embodiment of mobile terminal LCD brightness, and as shown in Figure 4, it comprises step:
Presetting module 100, for in advance using the darkest, intermediate light and the brightest three nodes as light, be made up of by the darkest to intermediate light, intermediate light to the brightest two continuous print light interval these three nodes, the mean value simultaneously obtaining the voltage signal of intermediate light and the brightest two light Nodes is set to the first mean value, and acquisition is the darkest and the mean value of the voltage signal of intermediate light two light Nodes is set to the second mean value;
Detection module 200, for detecting the ambient light intensity of mobile terminal, judges that light belonging to this ambient light intensity is interval;
First control module 300, during for belonging to intermediate light when this ambient light intensity to the brightest light interval, the voltage signal of mobile terminal is regulated, makes its voltage signal be stabilized in the first mean value, make mobile terminal LCD brightness stability at light intensity corresponding to the first mean value;
Second control module 400, during for belonging to the darkest light to intermediate light interval when this ambient light intensity, the voltage signal of mobile terminal is regulated, makes its voltage signal be stabilized in the second mean value, make mobile terminal LCD brightness stability at light intensity corresponding to the second mean value.
Further, described system its also comprise:
Adjustment module, during for being stabilized in the first mean value when the voltage signal exported, then exports high level signal by mobile terminal comparison module, then exports LCD first backlight drive signal to LCD backlight module by mobile terminal power management module; When the voltage signal exported need be stabilized in the second mean value, then export high level signal by described comparison module, then export LCD second backlight drive signal to LCD backlight module by described power management module.
Further, described first control module 300 specifically comprises:
First pressure regulation unit, if for light intensity in the scope of light intensity corresponding to intermediate light to the first mean value, then boost to voltage signal, make it be stabilized in the first mean value;
Second regulon, if for light intensity in the scope that the light intensity that the first mean value is corresponding is extremely the brightest, then carry out step-down to voltage signal, make it be stabilized in the first mean value.
Further, described second control module 400 specifically comprises:
3rd pressure regulation unit, if light intensity in the scope of light intensity corresponding to intermediate light to the second mean value, then carries out step-down to voltage signal, makes it be stabilized in the second mean value;
4th pressure regulation unit, if light intensity at light intensity corresponding to the second mean value in the darkest scope, then voltage signal is boosted, makes it be stabilized in the second mean value.
Ins and outs about above-mentioned modular unit are existing in method above to be described in detail, therefore repeats no more.
In sum, the present invention is by classifying light, then the ambient light intensity of mobile terminal is detected, according to current ambient light intensity, the light intensity of mobile terminal is adjusted on two pleasant light, brightness regulation demand can be met like this, reduce power consumption simultaneously, also can not increase the fatigue of human eye.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection range that all should belong to claims of the present invention.
Claims (10)
1. the detection of mobile terminal LCD brightness and a control method, is characterized in that, comprise step:
A, in advance using the darkest, intermediate light and the brightest three nodes as light, be made up of by the darkest to intermediate light, intermediate light to the brightest two continuous print light interval these three nodes, the mean value simultaneously obtaining the voltage signal of intermediate light and the brightest two light Nodes is set to the first mean value, and acquisition is the darkest and the mean value of the voltage signal of intermediate light two light Nodes is set to the second mean value;
The ambient light intensity of B, detection mobile terminal, judges that light belonging to this ambient light intensity is interval;
C, when this ambient light intensity belong to intermediate light interval to the brightest light time, regulate the voltage signal of mobile terminal, make its voltage signal be stabilized in the first mean value, mobile terminal LCD brightness stability is at light intensity corresponding to the first mean value;
D, when this ambient light intensity belong to the darkest light to intermediate light interval time, regulate the voltage signal of mobile terminal, make its voltage signal be stabilized in the second mean value, mobile terminal LCD brightness stability is at light intensity corresponding to the second mean value.
2. the detection of mobile terminal LCD brightness according to claim 1 and control method, is characterized in that, also comprise after described step D:
E, when the voltage signal exported need be stabilized in the first mean value, then export high level signal by mobile terminal comparison module, then export LCD first backlight drive signal to LCD backlight module by mobile terminal power management module; When the voltage signal exported need be stabilized in the second mean value, then export high level signal by described comparison module, then export LCD second backlight drive signal to LCD backlight module by described power management module.
3. the detection of mobile terminal LCD brightness according to claim 1 and control method, it is characterized in that, described step C specifically comprises:
If C1 light intensity in the scope of light intensity corresponding to intermediate light to the first mean value, then boosts to voltage signal, makes it be stabilized in the first mean value;
If C2 light intensity in the scope that the light intensity that the first mean value is corresponding is extremely the brightest, then carries out step-down to voltage signal, makes it be stabilized in the first mean value.
4. the detection of mobile terminal LCD brightness according to claim 1 and control method, it is characterized in that, described step D specifically comprises:
If D1 light intensity in the scope of light intensity corresponding to intermediate light to the second mean value, then carries out step-down to voltage signal, makes it be stabilized in the second mean value;
If D2 light intensity in the darkest scope at light intensity corresponding to the second mean value, then boosts to voltage signal, makes it be stabilized in the second mean value.
5. the detection of mobile terminal LCD brightness according to claim 1 and control method, is characterized in that, described intermediate light to the brightest light interval also comprises intermediate light and the brightest two light nodes.
6. the detection of mobile terminal LCD brightness according to claim 1 and control method, is characterized in that, the darkest described interval of the light to intermediate light also comprises the darkest light node.
7. an inspection and control system for mobile terminal LCD brightness, is characterized in that, comprises step:
Presetting module, for in advance using the darkest, intermediate light and the brightest three nodes as light, be made up of by the darkest to intermediate light, intermediate light to the brightest two continuous print light interval these three nodes, the mean value simultaneously obtaining the voltage signal of intermediate light and the brightest two light Nodes is set to the first mean value, and acquisition is the darkest and the mean value of the voltage signal of intermediate light two light Nodes is set to the second mean value;
Detection module, for detecting the ambient light intensity of mobile terminal, judges that light belonging to this ambient light intensity is interval;
First control module, during for belonging to intermediate light when this ambient light intensity to the brightest light interval, the voltage signal of mobile terminal is regulated, makes its voltage signal be stabilized in the first mean value, make mobile terminal LCD brightness stability at light intensity corresponding to the first mean value;
Second control module, during for belonging to the darkest light to intermediate light interval when this ambient light intensity, the voltage signal of mobile terminal is regulated, makes its voltage signal be stabilized in the second mean value, make mobile terminal LCD brightness stability at light intensity corresponding to the second mean value.
8. the inspection and control system of mobile terminal LCD brightness according to claim 7, is characterized in that, also comprise:
Adjustment module, during for being stabilized in the first mean value when the voltage signal exported, then exports high level signal by mobile terminal comparison module, then exports LCD first backlight drive signal to LCD backlight module by mobile terminal power management module; When the voltage signal exported need be stabilized in the second mean value, then export high level signal by described comparison module, then export LCD second backlight drive signal to LCD backlight module by described power management module.
9. the inspection and control system of mobile terminal LCD brightness according to claim 7, is characterized in that, the first control module specifically comprises:
First pressure regulation unit, if for light intensity in the scope of light intensity corresponding to intermediate light to the first mean value, then boost to voltage signal, make it be stabilized in the first mean value;
Second regulon, if for light intensity in the scope that the light intensity that the first mean value is corresponding is extremely the brightest, then carry out step-down to voltage signal, make it be stabilized in the first mean value.
10. the inspection and control system of mobile terminal LCD brightness according to claim 7, is characterized in that, the second control module specifically comprises:
3rd pressure regulation unit, if light intensity in the scope of light intensity corresponding to intermediate light to the second mean value, then carries out step-down to voltage signal, makes it be stabilized in the second mean value;
4th pressure regulation unit, if light intensity at light intensity corresponding to the second mean value in the darkest scope, then voltage signal is boosted, makes it be stabilized in the second mean value.
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| CN201410644561.5A CN104378811A (en) | 2014-11-14 | 2014-11-14 | Mobile terminal LCD luminance detection and control method and system |
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| CN201410644561.5A CN104378811A (en) | 2014-11-14 | 2014-11-14 | Mobile terminal LCD luminance detection and control method and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105224147A (en) * | 2015-10-13 | 2016-01-06 | Tcl移动通信科技（宁波）有限公司 | A kind of mobile terminal proximity transducer that prevents is by the method and system of ambient light interference |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1862334A (en) * | 2005-05-11 | 2006-11-15 | 英华达(上海)电子有限公司 | Hand-held automatic apparatus for regulating backlight brightness and effect and method thereof |
| CN101188071A (en) * | 2007-11-27 | 2008-05-28 | 刘国忠 | 3D animation simulation electronic calendar |
| CN101742188A (en) * | 2009-12-31 | 2010-06-16 | 深圳创维－Rgb电子有限公司 | LCD (Liquid Crystal Display)-TV power supply voltage detection circuit |
| CN101816235A (en) * | 2010-04-21 | 2010-09-01 | 湖南农业大学 | Infrared seeding monitoring device |
| CN103414834A (en) * | 2013-07-26 | 2013-11-27 | 深圳市顶星数码网络技术有限公司 | Screen electricity-saving method, screen electricity-saving device and mobile terminal |
| CN103996392A (en) * | 2014-05-12 | 2014-08-20 | 合肥鑫晟光电科技有限公司 | Screen brightness adjusting method and circuit and display device |
-
2014
- 2014-11-14 CN CN201410644561.5A patent/CN104378811A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1862334A (en) * | 2005-05-11 | 2006-11-15 | 英华达(上海)电子有限公司 | Hand-held automatic apparatus for regulating backlight brightness and effect and method thereof |
| CN101188071A (en) * | 2007-11-27 | 2008-05-28 | 刘国忠 | 3D animation simulation electronic calendar |
| CN101742188A (en) * | 2009-12-31 | 2010-06-16 | 深圳创维－Rgb电子有限公司 | LCD (Liquid Crystal Display)-TV power supply voltage detection circuit |
| CN101816235A (en) * | 2010-04-21 | 2010-09-01 | 湖南农业大学 | Infrared seeding monitoring device |
| CN103414834A (en) * | 2013-07-26 | 2013-11-27 | 深圳市顶星数码网络技术有限公司 | Screen electricity-saving method, screen electricity-saving device and mobile terminal |
| CN103996392A (en) * | 2014-05-12 | 2014-08-20 | 合肥鑫晟光电科技有限公司 | Screen brightness adjusting method and circuit and display device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105224147A (en) * | 2015-10-13 | 2016-01-06 | Tcl移动通信科技（宁波）有限公司 | A kind of mobile terminal proximity transducer that prevents is by the method and system of ambient light interference |
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