CN106097984A - The method of proximity transducer, device and mobile terminal is opened in backlight adjusts - Google Patents
The method of proximity transducer, device and mobile terminal is opened in backlight adjusts Download PDFInfo
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- CN106097984A CN106097984A CN201610668561.8A CN201610668561A CN106097984A CN 106097984 A CN106097984 A CN 106097984A CN 201610668561 A CN201610668561 A CN 201610668561A CN 106097984 A CN106097984 A CN 106097984A
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- mobile terminal
- backlight
- current
- proximity transducer
- state
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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 kind of backlight adjust in open the method for proximity transducer, device and mobile terminal.The method includes: after opening the automatic backlight of mobile terminal, the current tilt state of detection mobile terminal；When described current tilt state is identical with preset state, open proximity transducer.The present invention, when described current tilt state is identical with preset state, opens proximity transducer rather than directly opens proximity transducer after the automatic backlight opening mobile terminal, thus reducing the power consumption of mobile terminal.
Description
Technical field
The present embodiments relate to measurement technology, particularly relate to a kind of side opening proximity transducer in backlight adjusts
Method, 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 reduce the backlight of screen according to the reduction of environmental light intensity angle value.But,
When opening proximity transducer when, just have extra photodiode conducting, cause the power consumption of mobile terminal to increase.
Summary of the invention
In view of this, the embodiment of the present invention provide a kind of backlight adjust in open the method for proximity transducer, device and
Mobile terminal, to reduce the power consumption of mobile terminal.
First aspect, embodiments provides a kind of method opening proximity transducer in backlight adjusts, described
Method includes:
After opening the automatic backlight of mobile terminal, the current tilt state of detection mobile terminal；
When described current tilt state is identical with preset state, open proximity transducer.
Second aspect, the embodiment of the present invention additionally provides a kind of device opening proximity transducer in backlight adjusts, institute
State device to include:
Heeling condition detection module, after the automatic backlight opening mobile terminal, the current tilt of detection mobile terminal
State；
Proximity transducer opening module, for when described current tilt state is identical with preset state, opens close to passing
Sensor.
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 opening proximity transducer in backlight adjusts described in one embodiment.
The technical scheme of the embodiment of the present invention, by after the automatic backlight opening mobile terminal, detects mobile terminal
Current tilt state, and when described current tilt state is identical with preset state, opens proximity transducer rather than opening
Directly open proximity transducer after the automatic backlight of mobile terminal, thus reduce the power consumption of mobile terminal.
Accompanying drawing explanation
Fig. 1 is the flow process of a kind of method opening proximity transducer in backlight adjusts that the embodiment of the present invention one provides
Figure；
Fig. 2 is the flow process of a kind of method opening proximity transducer in backlight adjusts that the embodiment of the present invention two provides
Figure；
Fig. 3 is the flow process of a kind of method opening proximity transducer in backlight adjusts that the embodiment of the present invention three provides
Figure；
Fig. 4 is that the structure of a kind of device opening proximity transducer in backlight adjusts that the embodiment of the present invention four provides is shown
It is intended to；
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 process of a kind of method opening proximity transducer in backlight adjusts that the embodiment of the present invention one provides
Figure, the present embodiment is applicable to the current tilt state unlatching proximity transducer in automatic backlight adjusts according to mobile terminal
Situation, the method can be performed by the device opening proximity transducer in backlight in adjusting, and should open and connect in backlight adjusts
The device of nearly sensor can be only fitted in the mobile terminal such as mobile phone or panel computer.The method specifically includes following steps:
Step 110, after opening the automatic backlight of mobile terminal, the current tilt state of detection mobile terminal.
Backlight illumination (is i.e. entered by the automatic backlight opening mobile terminal according to the ambient light intensity of ambient light sensor acquisition
Row automatically adjusts) after, owing to the light well of the ambient light sensor of mobile terminal is typically not at the state that is blocked, so
Need not directly open proximity transducer, but detect the current tilt state of mobile terminal, to judge heeling condition in this prior
Under, the light well of ambient light sensor is the most easily blocked, thus opens proximity transducer further according to judged result.
Wherein, described current tilt state refers to that mobile terminal is in transverse screen state or perpendicular screen state.Due to close to sensing
Device and ambient light sensor are normally on the side on the upside of mobile terminal, therefore, under transverse screen state, are easily blocked.
Step 120, when described current tilt state is identical with preset state, opens proximity transducer.
Wherein, preset state is the state that the light well of ambient light sensor is easily blocked, such as transverse screen state.To typically
Mobile terminal for, owing to proximity transducer and ambient light sensor are positioned on the side on the upside of mobile terminal, then mobile eventually
End is under transverse screen state, and the light well of ambient light sensor is easily in the state being blocked, so, preset state is preferably horizontal stroke
Screen state.
First determine whether that described current tilt state is the most identical with preset state, when described current tilt state and default shape
When state is identical, opening proximity transducer, be used for avoiding mobile terminal under preset state, user is blocked ambient light sensor and is caused
The ambient light intensity got low, cause screen dimmed, affect the situation of the experience of user.I.e. pass through proximity transducer
Judge whether the light well of ambient light sensor is blocked, thus when blocking, when ambient light intensity sensors obtains
The value of the ambient light intensity got die down (from large to small) time, it may be possible to cause owing to blocking, the most not backlight to screen
Brightness is adjusted.
When the current tilt state of mobile terminal is different from preset state, illustrate that current tilt state is not easy to cause ring
The light well of border optical sensor is blocked, and is at this moment not turned on proximity transducer, can reduce the power consumption of mobile terminal.
The technical scheme of the present embodiment, by after the automatic backlight opening mobile terminal, detects the current of mobile terminal
Heeling condition, and when described current tilt state is identical with preset state, opens proximity transducer rather than move opening
Directly open proximity transducer after the automatic backlight of terminal, thus reduce the power consumption of mobile terminal.
Embodiment two
Fig. 2 is the flow process of a kind of method opening proximity transducer in backlight adjusts that the embodiment of the present invention two provides
Figure, the present embodiment is optimized on the basis of embodiment one, by further to " the current tilt state of detection mobile terminal "
It is optimized for " by the current tilt angle of acceleration transducer detection mobile terminal, and determining according to described current tilt angle
The current tilt state of mobile terminal；Or when the operating system of mobile terminal is Android system, by the standard of Android system
Horizontal/vertical screen interface determines the current tilt state of mobile terminal ".The method specifically includes following steps:
Step 210, after opening the automatic backlight of mobile terminal, is leaned forward by working as of acceleration transducer detection mobile terminal
Rake angle, and the current tilt state of mobile terminal is determined according to described current tilt angle；Or
When the operating system of mobile terminal is Android system, determine shifting by the standard horizontal/vertical screen interface of Android system
The current tilt state of dynamic terminal.
When detecting the current tilt state of mobile terminal, the data of acceleration transducer can be obtained, according to acceleration
Component in the data of sensor, i.e. three coordinate axess in three-dimensional coordinate system, is calculated the current of mobile terminal
Angle of inclination, thus the current tilt state of mobile terminal is determined according to current tilt angle.Detecting the current of mobile terminal
During heeling condition, it is also possible to determine the current of mobile terminal by the horizontal/vertical screen interface of the standard of the operating system of mobile terminal
Heeling condition, as when the operating system of mobile terminal is Android system, is come really by the standard horizontal/vertical screen interface of Android system
Determine the current tilt state of mobile terminal.As under transverse screen state, the width of screen is more than the height of screen；And in perpendicular screen state
Under, the width of screen more than the height of screen, may thereby determine that the current tilt state of mobile terminal be transverse screen state still
Perpendicular screen state.
Step 220, when described current tilt state is identical with preset state, opens proximity transducer.
The technical scheme of the present embodiment, on the basis of above-described embodiment, detects mobile terminal by acceleration transducer
Current tilt angle, determine the current tilt state of mobile terminal according to described current tilt angle；Behaviour when mobile terminal
As system be Android system time, it is also possible to determined the current tilt of mobile terminal by the standard horizontal/vertical screen interface of Android system
State so that the current tilt state of the mobile terminal detected is more accurate, thus reduce further the merit of mobile terminal
Consumption.
Embodiment three
Fig. 3 is the flow process of a kind of method opening proximity transducer in backlight adjusts that the embodiment of the present invention three provides
Figure, the present embodiment is optimized on the basis of above-described embodiment, after opening proximity transducer, further increases
" obtain current environment light intensity by ambient light sensor；It is less than in the backlight level that described current environment light intensity is corresponding and works as
During front backlight level, judged by proximity transducer whether the light well of ambient light sensor is in occlusion state, if it is,
The backlight level maintaining screen is current backlight grade ".The method specifically includes following steps:
Step 310, after opening the automatic backlight of mobile terminal, the current tilt state of detection mobile terminal.
Step 320, when described current tilt state is identical with preset state, opens proximity transducer.
Step 330, obtains current environment light intensity by ambient light sensor.
In automatic backlight adjusts, after opening proximity transducer, obtain current environment light intensity by ambient light sensor,
The backlight illumination of screen is adjusted according to current environment light intensity.
Step 340, when the backlight level that described current environment light intensity is corresponding is less than current backlight grade, by close
Sensor judges whether the light well of ambient light sensor is in occlusion state, if it is, the backlight level of maintenance screen is
Current backlight grade.
In automatic backlight, the LCD backlight grade that light sensation interval to be pre-set is corresponding.Therefore, current environment light is obtained
After intensity, by the magnitude relationship of the relatively described current environment light intensity endpoint value interval with light sensation, determine and described work as front ring
Light sensation belonging to the light intensity of border is interval, and backlight level corresponding to this light sensation interval is the back of the body that described current environment light intensity is corresponding
Light grade.
When the backlight level that described current environment light intensity is corresponding is less than current backlight grade, obtain proximity transducer
Data, judge by the data of proximity transducer whether the light well of ambient light sensor is in occlusion state, when ambient light passes
When the light well of sensor is in occlusion state, the value of the ambient light intensity that ambient light sensor gets is relatively low to be likely due to
Block and cause, do not adjust the backlight level of screen according to the backlight level that described current environment light intensity is corresponding, and
Be maintain screen backlight level be current backlight grade, it is to avoid screen is dimmed, causes display effect to be deteriorated, and affects user's
Experience.
The technical scheme of the present embodiment, on the basis of above-described embodiment, in automatic backlight, obtains current environment light intensity
Degree, and when the backlight level that described current environment light intensity is corresponding is less than current backlight grade, judged by proximity transducer
When the light well of ambient light sensor is in occlusion state, the backlight level maintaining screen is current backlight grade, it is to avoid screen
The display effect of curtain is deteriorated.
On the basis of above-described embodiment, before obtaining current environment light intensity by ambient light sensor, further preferably
Including:
The integration period of ambient light sensor is increased to the preset multiple in current integration cycle.
Owing to proximity transducer and ambient light sensor are often a physical device, the parameters pair of proximity transducer
All have an impact in ambient light sensor, especially mobile terminal is blocked when, the infrared transmitting tube of proximity transducer
Infrared ray is reflected on the sensor devices of ambient light sensor, then will increase the value of ambient light, the most undoubtedly to environment
The judgement of light causes deleterious effect.Here by the integration period of increase environmental sensor, amassing ambient light sensor
Divide the cycle to be increased to the preset multiple in current integration cycle, such as be that 50ms become greater to 100ms, ring from integration period before
Border optical sensor gathers the cycle of data will be elongated, then just can largely reduce the infrared ray pair of proximity transducer
The reflections affect of ambient light sensor.
Embodiment four
Fig. 4 is that the structure of a kind of device opening proximity transducer in backlight adjusts that the embodiment of the present invention four provides is shown
Being intended to, as shown in Figure 4, the device opening proximity transducer in backlight adjusts described in the present embodiment includes: heeling condition is examined
Survey module 410 and proximity transducer opening module 420.
Wherein, heeling condition detection module 410, after the automatic backlight opening mobile terminal, detection mobile terminal
Current tilt state；
Proximity transducer opening module 420, for when described current tilt state is identical with preset state, opens close
Sensor.
Preferably, described heeling condition detection module specifically for:
After opening the automatic backlight of mobile terminal, by the current tilt angle of acceleration transducer detection mobile terminal,
And the current tilt state of mobile terminal is determined according to described current tilt angle；Or
When the operating system of mobile terminal is Android system, determine shifting by the standard horizontal/vertical screen interface of Android system
The current tilt state of dynamic terminal.
Wherein, described preset state is preferably transverse screen state.
Optionally, also include:
Environmental light intensity acquisition module, for after opening proximity transducer, is obtained by ambient light sensor and works as front ring
Border light intensity；
Backlight level maintains module, for the backlight level corresponding in described current environment light intensity less than current backlight etc.
During level, judged by proximity transducer whether the light well of ambient light sensor is in occlusion state, if it is, maintain screen
Backlight level be current backlight grade.
Preferably, also include:
Integration period increases module, for before obtaining current environment light intensity by ambient light sensor, by environment
The integration period of optical sensor is increased to the preset multiple in current integration cycle.
Above-mentioned in backlight adjusts, open that the device of proximity transducer can perform that any embodiment of the present invention provided
Backlight opens the method for proximity transducer in adjusting, possess the corresponding functional module of execution method and beneficial effect.
Embodiment five
Present embodiments provide a kind of mobile terminal, this mobile terminal can include that any embodiment of the present invention provides
Backlight opens the device of proximity transducer in adjusting.Fig. 5 shows for the structure of a kind of mobile terminal that the embodiment of the present invention five provides
It is intended to, as it is shown in figure 5, this mobile terminal may include that memorizer 501, central processing unit (Central Processing
Unit, hereinafter referred to as CPU) 502, Peripheral Interface 503, RF (RadioFrequency, radio frequency) circuit 505, voicefrequency circuit 506,
Speaker 511, power management chip 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.
The mobile terminal opening proximity transducer in backlight in adjusting provided with regard to the present embodiment below is carried out in detail
Description, this mobile terminal is 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:
After opening the automatic backlight of mobile terminal, the current tilt state of detection mobile terminal；
When described current tilt state is identical with preset state, open proximity transducer.
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 (11)
1. the method opening proximity transducer in backlight adjusts, it is characterised in that described method includes:
After opening the automatic backlight of mobile terminal, the current tilt state of detection mobile terminal；
When described current tilt state is identical with preset state, open proximity transducer.
Method the most according to claim 1, it is characterised in that the current tilt state of detection mobile terminal includes:
By the current tilt angle of acceleration transducer detection mobile terminal, and determine movement according to described current tilt angle
The current tilt state of terminal；Or
When the operating system of mobile terminal is Android system, determined mobile whole by the standard horizontal/vertical screen interface of Android system
The current tilt state of end.
Method the most according to claim 1, it is characterised in that described preset state is transverse screen state.
4. according to the arbitrary described method of claim 1-3, it is characterised in that after opening proximity transducer, also include:
Current environment light intensity is obtained by ambient light sensor；
When the backlight level that described current environment light intensity is corresponding is less than current backlight grade, judge ring by proximity transducer
Whether the light well of border optical sensor is in occlusion state, if it is, the backlight level maintaining screen is current backlight grade.
Method the most according to claim 4, it is characterised in that obtaining current environment light intensity by ambient light sensor
Before, also include:
The integration period of ambient light sensor is increased to the preset multiple in current integration cycle.
6. the device opening proximity transducer in backlight adjusts, it is characterised in that described device includes:
Heeling condition detection module, after the automatic backlight opening mobile terminal, the current tilt state of detection mobile terminal；
Proximity transducer opening module, for when described current tilt state is identical with preset state, opens proximity transducer.
Device the most according to claim 6, it is characterised in that described heeling condition detection module specifically for:
After opening the automatic backlight of mobile terminal, by the current tilt angle of acceleration transducer detection mobile terminal, and root
The current tilt state of mobile terminal is determined according to described current tilt angle；Or
When the operating system of mobile terminal is Android system, determined mobile whole by the standard horizontal/vertical screen interface of Android system
The current tilt state of end.
Device the most according to claim 6, it is characterised in that described preset state is transverse screen state.
9. according to the arbitrary described device of claim 6-8, it is characterised in that also include:
Environmental light intensity acquisition module, for after opening proximity transducer, obtains current environment light by ambient light sensor
Intensity；
Backlight level maintains module, for the backlight level corresponding in described current environment light intensity less than current backlight grade
Time, judged by proximity transducer whether the light well of ambient light sensor is in occlusion state, if it is, maintain screen
Backlight level is current backlight grade.
Device the most according to claim 9, it is characterised in that also include:
Integration period increases module, for before obtaining current environment light intensity by ambient light sensor, ambient light is passed
The integration period of sensor is increased to the preset multiple in current integration cycle.
11. 1 kinds of mobile terminals, it is characterised in that described mobile terminal is integrated with carrying on the back as described in claim 6-10 is arbitrary
Light opens the device of proximity transducer in adjusting.
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| CN201610668561.8A CN106097984B (en) | 2016-08-15 | 2016-08-15 | The method, device and mobile terminal of proximity sensor are opened in backlight adjustment |
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| CN201610668561.8A CN106097984B (en) | 2016-08-15 | 2016-08-15 | The method, device and mobile terminal of proximity sensor are opened in backlight adjustment |
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| CN109448641A (en) * | 2018-11-30 | 2019-03-08 | Oppo广东移动通信有限公司 | Method for controlling backlight thereof and device, computer-readable medium and electronic equipment |
| CN110392163A (en) * | 2019-07-31 | 2019-10-29 | 努比亚技术有限公司 | Put out screen control method, mobile terminal and computer readable storage medium |
| CN111564145A (en) * | 2020-06-02 | 2020-08-21 | 西安闻泰电子科技有限公司 | Backlight brightness adjusting method and device, terminal equipment and storage medium |
| CN111564145B (en) * | 2020-06-02 | 2021-10-26 | 西安闻泰电子科技有限公司 | Backlight brightness adjusting method and device, terminal equipment and storage medium |
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| CN106097984B (en) | 2019-09-27 |
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