CN106060284A - Backlight control method and device, and mobile terminal - Google Patents
Backlight control method and device, and mobile terminal Download PDFInfo
- Publication number
- CN106060284A CN106060284A CN201610672108.4A CN201610672108A CN106060284A CN 106060284 A CN106060284 A CN 106060284A CN 201610672108 A CN201610672108 A CN 201610672108A CN 106060284 A CN106060284 A CN 106060284A
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- China
- Prior art keywords
- ambient light
- light intensity
- backlight
- backlight level
- grade
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
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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
Abstract
The invention discloses a backlight control method and device, and a mobile terminal. The method comprises the steps of starting a proximity sensor when an ambient light sensor is started; obtaining data of the proximity sensor and judging whether a current state is a shielding state or not; determining a change trend of ambient light intensity obtained by the ambient light sensor if the current state is the shielding state; and adjusting a current backlight level according to the ambient light intensity if the change trend is strengthening. According to the method, the device and the mobile terminal, in the shielding state, when the ambient light intensity obtained by the ambient light sensor is strengthening, the current backlight level is adjusted according to the obtained ambient light intensity; therefore, a user can watch contents displayed in a screen easily and clearly; and the display effect of the screen is improved.
Description
Technical field
The present embodiments relate to backlight technology, particularly relate to a kind of method of backlight control, device and mobile terminal.
Background technology
It is basis that mobile terminal is automatically adjusted LCD (Liquid Crystal Display, liquid crystal display) backlight illumination
Ambient light intensity regulates, and first passes through the ambient light intensity that ambient light sensor detection is current, according to different ambient lights
The LCD backlight grade that intensity level interval i.e. light sensation interval is corresponding, adjusts LCD backlight brightness.
In prior art, when according to ambient light intensity adjusting backlight luminance, also can open proximity transducer simultaneously, this
Sample, when mobile terminal is blocked when, would not change the backlight of screen according to the change of environmental light intensity angle value.But,
If ambient light intensity increases, the situation that user will certainly be caused not see display picture occurs.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of method of backlight control, device and mobile terminal, to promote screen
Display effect.
First aspect, a kind of method embodiments providing backlight control, described method includes:
When opening ambient light sensor, open proximity transducer；
Obtain the data of proximity transducer, and judge currently whether be in occlusion state；
If being currently at occlusion state, it is determined that the variation tendency of the ambient light intensity that ambient light sensor obtains；
If described variation tendency is for becoming strong, then adjust current backlight grade according to described ambient light intensity.
Second aspect, the embodiment of the present invention additionally provides the device of a kind of backlight control, and described device includes:
Sensor opening module, for when opening ambient light sensor, opens proximity transducer；
Occlusion state judge module, for obtaining the data of proximity transducer, and judges currently whether be in occlusion state；
Variation tendency determines module, if for being currently at occlusion state, it is determined that the ring that ambient light sensor obtains
The variation tendency of border light intensity；
Backlight level adjusting module, if for described variation tendency for becoming strong, then adjusted according to described ambient light intensity
Current backlight grade.
The third aspect, the embodiment of the present invention additionally provides a kind of mobile terminal, and described mobile terminal is integrated with the present invention and appoints
The device of the backlight control described in one embodiment.
The technical scheme of the embodiment of the present invention, during by being adjusted backlight illumination according to ambient light intensity, utilization connects
Nearly sensor judges whether to be in occlusion state, when being in occlusion state, and the ambient light intensity of ambient light sensor acquisition
When variation tendency is for becoming strong, adjust current backlight grade according to described ambient light intensity, owing to, under occlusion state, ambient light passes
The ambient light intensity that sensor obtains becomes strong, then illustrate that the ambient light intensity of reality is to become strong, at this moment according to the ambient light obtained
Intensity adjusts current backlight grade, makes user be more prone to see the content that screen shows, improves the display effect of screen.
Accompanying drawing explanation
Fig. 1 is the flow chart of the method for a kind of backlight control that the embodiment of the present invention one provides；
Fig. 2 is the flow chart of the method for a kind of backlight control that the embodiment of the present invention two provides；
Fig. 3 is the flow chart of the method for a kind of backlight control that the embodiment of the present invention three provides；
Fig. 4 is the structural representation of the device of a kind of backlight control that the embodiment of the present invention four provides；
The structural representation of a kind of mobile terminal that Fig. 5 provides for the embodiment of the present invention five.
Detailed description of the invention
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that, in order to just
Part related to the present invention is illustrate only rather than full content in description, accompanying drawing.
Embodiment one
Fig. 1 is the flow chart of the method for a kind of backlight control that the embodiment of the present invention one provides, and the present embodiment is applicable to
The situation that backlight is adjusted by the circumstance of occlusion of the light well according to ambient light sensor, the method can be by backlight control
Device performs, and the device of this backlight control can be only fitted in the mobile terminal such as mobile phone or panel computer.The method is specifically wrapped
Include following steps:
Step 110, when opening ambient light sensor, opens proximity transducer.
When opening ambient light sensor and the backlight illumination of screen being adjusted, open proximity transducer, judge
Whether the light well of ambient light sensor is in occlusion state.When mobile terminal is blocked when, such as user's transverse screen is played
The when of game (proximity transducer is often judged as being in occlusion state), at this moment would not be due to the reduction of environmental light intensity angle value
And reduce the backlight of screen.
Wherein, ambient light sensor with the light conditions around perception, and can inform that process chip is automatically adjusted screen
Backlight illumination, reduces the power consumption of product.
Step 120, obtains the data of proximity transducer, and judges currently whether be in occlusion state.
Obtain the data of proximity transducer, and according to the data of proximity transducer, it is judged that the light well of sensor is currently
No it is in occlusion state.
Wherein, proximity transducer, it is that instead of the contact measurement modes such as limit switch, to carry out without contact detection object
It is detected as the general name of the sensor of purpose, the mobile message of object can be detected and there is information and be converted to electric signal.Close
Sensor can be divided into capacitive proximity sensor and inductive proximity sensor.
Step 130, if being currently at occlusion state, it is determined that the change of the ambient light intensity that ambient light sensor obtains
Trend.
If the light well of ambient light sensor is currently at occlusion state, it is determined that the ambient light sensing in Preset Time
The variation tendency of the ambient light intensity that device obtains, adjusts the backlight illumination of screen with the variation tendency according to ambient light intensity.?
When determining the variation tendency of ambient light intensity in Preset Time, first, obtained in Preset Time by ambient light sensor
Ambient light intensity, further according to the size of the data of each ambient light intensity in Preset Time, determines the environment in Preset Time
The variation tendency (as become strong, dying down or constant) of light intensity.
Step 140, if described variation tendency is for becoming strong, then adjusts current backlight grade according to described ambient light intensity.
Owing to the light well of ambient light sensor is currently at occlusion state, if the ambient light intensity in Preset Time
Variation tendency for becoming strong, then illustrate the ambient light intensity of reality be become strong (such as be in occlusion state, but finger distance
Ambient light sensor has a certain distance, this time, and external ambient light becomes strong), now, although be in occlusion state, still
Need to increase the backlight illumination of screen.The ambient light intensity i.e. obtained according to described ambient light sensor adjusts the current back of the body of screen
Light grade, if the ambient light intensity that described ambient light sensor obtains has exceeded light sensation interval corresponding to current backlight grade
Scope, then heighten current backlight grade.Backlight level after adjustment can be the ambient light that described ambient light sensor obtains
The backlight level that intensity is corresponding, it is also possible to the backlight level being more corresponding than the ambient light intensity that described ambient light sensor obtains is high
Certain grade.
Owing to the light well of ambient light sensor is currently at occlusion state, if the ambient light intensity in Preset Time
Variation tendency for dying down, then can not illustrate that the ambient light intensity of reality dies down, because the variation tendency of ambient light intensity can
Can cause owing to blocking, the backlight that at this moment need not adjust screen according to the ambient light intensity that ambient light sensor obtains is bright
Degree.
The technical scheme of the present embodiment, during by being adjusted backlight illumination according to ambient light intensity, utilizes close to passing
Sensor judges whether to be in occlusion state, when being in occlusion state, and the change of the ambient light intensity of ambient light sensor acquisition
When trend is for becoming strong, adjust current backlight grade, due under occlusion state, ambient light sensor according to described ambient light intensity
The ambient light intensity obtained becomes strong, then illustrate that the ambient light intensity of reality is to become strong, at this moment according to the ambient light intensity obtained
Adjust current backlight grade, make user be more prone to see the content that screen shows, improve the display effect of screen.
Embodiment two
Fig. 2 is the flow chart of the method for a kind of backlight control that the embodiment of the present invention two provides, and the present embodiment is in embodiment
It is optimized on the basis of one, " adjusting current backlight grade according to described ambient light intensity " is optimized for further " according to
Described ambient light intensity, in the interval corresponding relation with backlight level of light sensation, searches the backlight that described ambient light intensity is corresponding
Grade；It is the backlight level that described ambient light intensity is corresponding by current backlight level adjustment ".The method specifically includes following step
Rapid:
Step 210, when opening ambient light sensor, opens proximity transducer.
Step 220, obtains the data of proximity transducer, and judges currently whether be in occlusion state.
Step 230, if being currently at occlusion state, it is determined that the change of the ambient light intensity that ambient light sensor obtains
Trend.
Step 240, if described variation tendency is for becoming strong, then according to described ambient light intensity, the interval and backlight at light sensation
In the corresponding relation of grade, search the backlight level that described ambient light intensity is corresponding.
If the variation tendency of ambient light intensity is for becoming strong (i.e. changing from small to big), then according to described ambient light intensity, and
The interval corresponding relation with backlight level of the light sensation pre-set, by the end points that relatively described ambient light intensity is interval with light sensation
The relation of value, determines that light sensation belonging to described ambient light intensity is interval, and backlight level corresponding to this light sensation interval is described ring
The backlight level that border light intensity is corresponding.
Step 250, is the backlight level that described ambient light intensity is corresponding by current backlight level adjustment.
When blocking, the variation tendency of the ambient light intensity that ambient light sensor gets is for becoming strong, then actual
Ambient light intensity also be become strong, do not see if the backlight illumination the most not to screen is adjusted may result in user
Chu's display picture, therefore, is adjusted the current backlight grade of the screen of mobile terminal, is ring by current backlight level adjustment
The backlight level that ambient light intensity that border optical sensor obtains is corresponding.
Wherein, it is that the backlight level that described ambient light intensity is corresponding preferably includes by current backlight level adjustment:
If the backlight level that described ambient light intensity is corresponding is higher than described current backlight grade, then by current backlight grade
It is adjusted to the backlight level that described ambient light intensity is corresponding.
Compare the magnitude relationship of backlight level corresponding to described ambient light intensity and current backlight grade, if described environment
Backlight level corresponding to light intensity is higher than current backlight grade, then be that described ambient light intensity is corresponding by current backlight level adjustment
Backlight level, it is to avoid repeating when the backlight level that ambient light intensity is corresponding is identical with current backlight grade adjusts, joint
Save power consumption.
The technical scheme of the present embodiment, on the basis of above-described embodiment, by under occlusion state, ambient light sensor
When the variation tendency of the ambient light intensity obtained is for becoming strong, it is described ambient light intensity pair by the current backlight level adjustment of screen
The backlight level answered, improves the display effect of screen.
Embodiment three
Fig. 3 is the flow chart of the method for a kind of backlight control that the embodiment of the present invention three provides, and the present embodiment is in embodiment
It is optimized on the basis of one, " adjusting current backlight grade according to described ambient light intensity " is optimized for further " according to
Described ambient light intensity, in the interval corresponding relation with backlight level of light sensation, searches the backlight that described ambient light intensity is corresponding
Grade；Backlight level by current backlight level adjustment is the backlight level high setting grade more corresponding than described ambient light intensity ".
The method specifically includes following steps:
Step 310, when opening ambient light sensor, opens proximity transducer.
Step 320, obtains the data of proximity transducer, and judges currently whether be in occlusion state.
Step 330, if being currently at occlusion state, it is determined that the change of the ambient light intensity that ambient light sensor obtains
Trend.
Step 340, if described variation tendency is for becoming strong, then according to described ambient light intensity, the interval and backlight at light sensation
In the corresponding relation of grade, search the backlight level that described ambient light intensity is corresponding.
If the variation tendency of ambient light intensity is for becoming strong (i.e. changing from small to big), then according to described ambient light intensity, and
The interval corresponding relation with backlight level of the light sensation pre-set, by the end points that relatively described ambient light intensity is interval with light sensation
The relation of value, determines that light sensation belonging to described ambient light intensity is interval, and backlight level corresponding to this light sensation interval is described ring
The backlight level that border light intensity is corresponding.
Step 350, is the backlight level high setting grade more corresponding than described ambient light intensity by current backlight level adjustment
Backlight level.
When blocking, the variation tendency of the ambient light intensity that ambient light sensor gets is for becoming strong, then actual
Ambient light intensity also be become strong, do not see if the backlight illumination the most not to screen is adjusted may result in user
Chu's display picture, accordingly, it would be desirable to be adjusted the current backlight grade of the screen of mobile terminal.Due in situation about blocking
Under, the ambient light intensity that ambient light sensor gets is to become strong, then actual ambient light intensity obtains than ambient light sensor
The ambient light intensity got wants big, therefore, is the ambient light intensity obtained than ambient light sensor by current backlight level adjustment
Corresponding backlight level height sets the backlight level of grade.Wherein, described setting grade is preferably one-level.
Wherein, by the back of the body that current backlight level adjustment is the backlight level high setting grade more corresponding than described ambient light intensity
Light grade preferably includes:
If the backlight level that described ambient light intensity is corresponding is higher than described current backlight grade, then by current backlight grade
It is adjusted to the backlight level of the backlight level high setting grade more corresponding than described ambient light intensity.
Owing to being in the state partly blocked, now the value of ambient light has had no idea to react actual ambient light certainly
Value, and it is lower than actual environmental light intensity angle value to be bound to.So, if current ambient light intensity has exceeded adjustment backlight etc.
The environmental light intensity angle value of level, then the actual screen backlight brightness value arranged must be than currently detected environmental light intensity angle value
Corresponding backlight illumination wants big, backlight level high setting grade that can be more corresponding than described ambient light intensity, such as high one
Backlight level.
The technical scheme of the present embodiment, on the basis of above-described embodiment, by under occlusion state, ambient light sensor
When the variation tendency of the ambient light intensity obtained is for becoming strong, it is than described ambient light intensity by the current backlight level adjustment of screen
Corresponding backlight level height sets the backlight level of grade, and the backlight level corresponding with actual ambient light intensity is more consistent,
Improve the display effect of screen further.
Embodiment four
Fig. 4 is the structural representation of the device of a kind of backlight control that the embodiment of the present invention four provides, as shown in Figure 4, and this
The device of the backlight control described in embodiment includes: sensor opening module 410, occlusion state judge module 420, variation tendency
Determine module 430 and backlight level adjusting module 440.
Wherein, sensor opening module 410, for when opening ambient light sensor, open proximity transducer；
Whether occlusion state judge module 420, for obtaining the data of proximity transducer, and judge currently to be in block shape
State；
Variation tendency determines module 430, if for being currently at occlusion state, it is determined that ambient light sensor obtains
The variation tendency of ambient light intensity；
Backlight level adjusting module 440, if for described variation tendency for becoming strong, then adjusted according to described ambient light intensity
Whole current backlight grade.
Optionally, described backlight level adjusting module includes:
First backlight level searches unit, for according to described ambient light intensity, interval right with backlight level of light sensation
In should being related to, search the backlight level that described ambient light intensity is corresponding；
First backlight level adjustment unit, being used for current backlight level adjustment is the backlight that described ambient light intensity is corresponding
Grade.
Preferably, described first backlight level adjustment unit specifically for:
If the backlight level that described ambient light intensity is corresponding is higher than described current backlight grade, then by current backlight grade
It is adjusted to the backlight level that described ambient light intensity is corresponding.
Optionally, described backlight level adjusting module includes:
Second backlight level searches unit, for according to described ambient light intensity, interval right with backlight level of light sensation
In should being related to, search the backlight level that described ambient light intensity is corresponding；
Second backlight level adjustment unit, being used for current backlight level adjustment is the back of the body more corresponding than described ambient light intensity
Light grade height sets the backlight level of grade.
Preferably, described second backlight level adjustment unit specifically for:
If the backlight level that described ambient light intensity is corresponding is higher than described current backlight grade, then by current backlight grade
It is adjusted to the backlight level of the backlight level high setting grade more corresponding than described ambient light intensity.
Wherein, described setting grade is preferably one-level.
The device of above-mentioned backlight control can perform the method for the backlight control that any embodiment of the present invention is provided, and possesses and holds
The corresponding functional module of row method and beneficial effect.
Embodiment five
Present embodiments providing a kind of mobile terminal, this mobile terminal can include the back of the body that any embodiment of the present invention provides
The device of photocontrol.The structural representation of a kind of mobile terminal that Fig. 5 provides for the embodiment of the present invention five, as it is shown in figure 5, this shifting
Dynamic terminal may include that memorizer 501, central processing unit (Central Processing Unit, hereinafter referred to as CPU) 502,
Peripheral Interface 503, RF (Radio Frequency, radio frequency) circuit 505, voicefrequency circuit 506, speaker 511, power management core
Sheet 508, input/output (I/O) subsystem 509, touch screen 512, other input/control devicess 510 and outside port 504,
These parts are communicated by one or more communication bus or holding wire 507.
It should be understood that diagram mobile terminal 500 is only an example of mobile terminal, and mobile terminal 500
Can have than the more or less parts shown in figure, two or more parts can be combined, or permissible
There is different parts configurations.Various parts shown in figure can include one or more signal processing and/or special
Integrated circuit realizes in the combination of interior hardware, software or hardware and software.
Below with regard to the present embodiment provide the mobile terminal for backlight control be described in detail, this mobile terminal with
As a example by mobile phone.
Memorizer 501, described memorizer 501 can be accessed by CPU502, Peripheral Interface 503 etc., and described memorizer 501 can
To include high-speed random access memory, it is also possible to include nonvolatile memory, the most one or more disk memory,
Flush memory device or other volatile solid-state parts.
Peripheral Interface 503, the input of equipment and output peripheral hardware can be connected to CPU502 and deposit by described Peripheral Interface 503
Reservoir 501.
I/O subsystem 509, described I/O subsystem 509 can be by the input/output peripheral on equipment, such as touch screen 502
(being equivalent to the screen in above-described embodiment) and other input/control devicess 510, be connected to Peripheral Interface 503.I/O subsystem
509 can include display controller 5091 and for controlling one or more input controllers of other input/control devicess 510
5092.Wherein, one or more input controllers 5092 receive the signal of telecommunication or to other from other input/control devicess 510
Input/control devices 510 sends the signal of telecommunication, and other input/control devicess 510 can include physical button (pressing button, rocking arm
Button etc.), dial, slide switch, stick, click roller.What deserves to be explained is, input controller 5092 can be with following
Any one connects: the instruction equipment of keyboard, infrared port, USB interface and such as mouse.
Touch screen 512, described touch screen 512 is the input interface between user terminal and user and output interface, can
Depending on output display to user, visual output can include figure, text, icon, video etc..
Display controller 5091 in I/O subsystem 509 receives the signal of telecommunication or to touch screen 512 from touch screen 512
Electric signals.Touch screen 512 detects the contact on touch screen, and the contact detected is converted to and shows by display controller 5091
User interface object on touch screen 512 mutual, i.e. realizes man-machine interaction, display user interface on touch screen 512
Object can be the icon of running game, be networked to the icon etc. of corresponding network.What deserves to be explained is, equipment can also include light
Mus, light Mus is the touch sensitive surface not showing visual output, or the extension of the touch sensitive surface formed by touch screen.
RF circuit 505, is mainly used in the communication setting up mobile phone with wireless network (i.e. network side), it is achieved mobile phone and wireless network
The data receiver of network and transmission.Such as receive and dispatch short message, Email etc..Specifically, RF circuit 505 receives and sends RF letter
Number, RF signal is also referred to as electromagnetic signal, and RF circuit 505 converts electrical signals to electromagnetic signal or electromagnetic signal is converted to telecommunications
Number, and communicated with communication network and other equipment by this electromagnetic signal.RF circuit 505 can include for performing
The known circuit of these functions, its include but not limited to antenna system, RF transceiver, one or more amplifier, tuner, one
Individual or multiple agitator, digital signal processor, CODEC (COder-DECoder, coder) chipset, ID mould
Block (Subscriber Identity Module, SIM) etc..
Voicefrequency circuit 506, is mainly used in receiving voice data from Peripheral Interface 503, this voice data is converted to telecommunications
Number, and this signal of telecommunication is sent to speaker 511.
Speaker 511, for the voice signal received from wireless network by RF circuit 505 by mobile phone, is reduced to sound
And play this sound to user.
Power management chip 508, is powered for the hardware connected by CPU502, I/O subsystem and Peripheral Interface
And power management.
The CPU502 that the embodiment of the present invention provides can perform to operate as follows:
When opening ambient light sensor, open proximity transducer；
Obtain the data of proximity transducer, and judge currently whether be in occlusion state；
If being currently at occlusion state, it is determined that the variation tendency of the ambient light intensity that ambient light sensor obtains；
If described variation tendency is for becoming strong, then adjust current backlight grade according to described ambient light intensity.
Above-mentioned mobile terminal can perform the method that any embodiment of the present invention is provided, and possesses the corresponding function of execution method
Module and beneficial effect.
Note, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious change,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although by above example, the present invention is carried out
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
Other Equivalent embodiments more can be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (13)
1. the method for a backlight control, it is characterised in that described method includes:
When opening ambient light sensor, open proximity transducer；
Obtain the data of proximity transducer, and judge currently whether be in occlusion state；
If being currently at occlusion state, it is determined that the variation tendency of the ambient light intensity that ambient light sensor obtains；
If described variation tendency is for becoming strong, then adjust current backlight grade according to described ambient light intensity.
Method the most according to claim 1, it is characterised in that adjust current backlight grade bag according to described ambient light intensity
Include:
According to described ambient light intensity, in the interval corresponding relation with backlight level of light sensation, search described ambient light intensity pair
The backlight level answered；
It is the backlight level that described ambient light intensity is corresponding by current backlight level adjustment.
Method the most according to claim 2, it is characterised in that be described ambient light intensity pair by current backlight level adjustment
The backlight level answered includes:
If the backlight level that described ambient light intensity is corresponding is higher than described current backlight grade, then by current backlight level adjustment
For the backlight level that described ambient light intensity is corresponding.
Method the most according to claim 1, it is characterised in that adjust current backlight grade bag according to described ambient light intensity
Include:
According to described ambient light intensity, in the interval corresponding relation with backlight level of light sensation, search described ambient light intensity pair
The backlight level answered；
By the backlight level that current backlight level adjustment is the backlight level high setting grade more corresponding than described ambient light intensity.
Method the most according to claim 4, it is characterised in that be than described ambient light intensity by current backlight level adjustment
Corresponding backlight level height sets the backlight level of grade and includes:
If the backlight level that described ambient light intensity is corresponding is higher than described current backlight grade, then by current backlight level adjustment
Backlight level for the backlight level high setting grade more corresponding than described ambient light intensity.
6. according to the method described in claim 4 or 5, it is characterised in that the described grade that sets is as one-level.
7. the device of a backlight control, it is characterised in that described device includes:
Sensor opening module, for when opening ambient light sensor, opens proximity transducer；
Occlusion state judge module, for obtaining the data of proximity transducer, and judges currently whether be in occlusion state；
Variation tendency determines module, if for being currently at occlusion state, it is determined that the ambient light that ambient light sensor obtains
The variation tendency of intensity；
Backlight level adjusting module, if for described variation tendency for becoming strong, then adjusts current according to described ambient light intensity
Backlight level.
Device the most according to claim 7, it is characterised in that described backlight level adjusting module includes:
First backlight level searches unit, for according to described ambient light intensity, in the interval pass corresponding with backlight level of light sensation
In system, search the backlight level that described ambient light intensity is corresponding；
First backlight level adjustment unit, being used for current backlight level adjustment is the backlight etc. that described ambient light intensity is corresponding
Level.
Device the most according to claim 8, it is characterised in that described first backlight level adjustment unit specifically for:
If the backlight level that described ambient light intensity is corresponding is higher than described current backlight grade, then by current backlight level adjustment
For the backlight level that described ambient light intensity is corresponding.
Device the most according to claim 7, it is characterised in that described backlight level adjusting module includes:
Second backlight level searches unit, for according to described ambient light intensity, in the interval pass corresponding with backlight level of light sensation
In system, search the backlight level that described ambient light intensity is corresponding；
Second backlight level adjustment unit, being used for current backlight level adjustment is the backlight etc. more corresponding than described ambient light intensity
The backlight level of the high setting grade of level.
11. devices according to claim 10, it is characterised in that described second backlight level adjustment unit specifically for:
If the backlight level that described ambient light intensity is corresponding is higher than described current backlight grade, then by current backlight level adjustment
Backlight level for the backlight level high setting grade more corresponding than described ambient light intensity.
12. according to the device described in claim 10 or 11, it is characterised in that the described grade that sets is as one-level.
13. 1 kinds of mobile terminals, it is characterised in that described mobile terminal is integrated with the backlight as described in claim 7-12 is arbitrary
The device controlled.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108766362A (en) * | 2018-05-04 | 2018-11-06 | 广东小天才科技有限公司 | A kind of regulating system of screen intensity, method and device |
| CN108877742A (en) * | 2018-07-27 | 2018-11-23 | 北京小米移动软件有限公司 | Luminance regulating method and device |
| CN109166512A (en) * | 2018-09-07 | 2019-01-08 | 北京小米移动软件有限公司 | Brightness of display screen adjusting method and device, electronic equipment |
| CN110221500A (en) * | 2019-06-04 | 2019-09-10 | Oppo广东移动通信有限公司 | Control method, device, storage medium, electronic equipment and control system |
| CN111243554A (en) * | 2020-03-09 | 2020-06-05 | 北京小米移动软件有限公司 | Screen brightness adjusting method, screen brightness adjusting device and storage medium |
| CN112235916A (en) * | 2020-09-25 | 2021-01-15 | 深圳星标科技股份有限公司 | Light intensity control method of visual navigation aid equipment and related device |
| CN112558749A (en) * | 2020-12-04 | 2021-03-26 | 惠州Tcl移动通信有限公司 | Power supply control method and device, storage medium and mobile terminal |
| CN112967647A (en) * | 2021-02-18 | 2021-06-15 | 珠海格力电器股份有限公司 | Screen brightness control method and device and wire controller |
| CN114283753A (en) * | 2022-01-04 | 2022-04-05 | 海信视像科技股份有限公司 | Display device and control method of screen backlight brightness |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108766362A (en) * | 2018-05-04 | 2018-11-06 | 广东小天才科技有限公司 | A kind of regulating system of screen intensity, method and device |
| CN108877742A (en) * | 2018-07-27 | 2018-11-23 | 北京小米移动软件有限公司 | Luminance regulating method and device |
| CN109166512B (en) * | 2018-09-07 | 2022-03-08 | 北京小米移动软件有限公司 | Display screen brightness adjusting method and device and electronic equipment |
| CN109166512A (en) * | 2018-09-07 | 2019-01-08 | 北京小米移动软件有限公司 | Brightness of display screen adjusting method and device, electronic equipment |
| CN110221500A (en) * | 2019-06-04 | 2019-09-10 | Oppo广东移动通信有限公司 | Control method, device, storage medium, electronic equipment and control system |
| CN111243554B (en) * | 2020-03-09 | 2021-08-31 | 北京小米移动软件有限公司 | Screen brightness adjusting method, screen brightness adjusting device and storage medium |
| CN111243554A (en) * | 2020-03-09 | 2020-06-05 | 北京小米移动软件有限公司 | Screen brightness adjusting method, screen brightness adjusting device and storage medium |
| CN112235916A (en) * | 2020-09-25 | 2021-01-15 | 深圳星标科技股份有限公司 | Light intensity control method of visual navigation aid equipment and related device |
| CN112235916B (en) * | 2020-09-25 | 2023-03-31 | 深圳星标科技股份有限公司 | Light intensity control method of visual navigation aid equipment and related device |
| CN112558749A (en) * | 2020-12-04 | 2021-03-26 | 惠州Tcl移动通信有限公司 | Power supply control method and device, storage medium and mobile terminal |
| CN112967647A (en) * | 2021-02-18 | 2021-06-15 | 珠海格力电器股份有限公司 | Screen brightness control method and device and wire controller |
| CN114283753A (en) * | 2022-01-04 | 2022-04-05 | 海信视像科技股份有限公司 | Display device and control method of screen backlight brightness |
| CN114283753B (en) * | 2022-01-04 | 2023-01-20 | 海信视像科技股份有限公司 | Display device and control method of screen backlight brightness |
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