CN109215618A - A kind of method and display terminal of display brightness adjusting - Google Patents
A kind of method and display terminal of display brightness adjusting Download PDFInfo
- Publication number
- CN109215618A CN109215618A CN201811331166.6A CN201811331166A CN109215618A CN 109215618 A CN109215618 A CN 109215618A CN 201811331166 A CN201811331166 A CN 201811331166A CN 109215618 A CN109215618 A CN 109215618A
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- display terminal
- brightness
- display
- environment
- noise grade
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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
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/10—Intensity circuits
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Controls And Circuits For Display Device (AREA)
- Telephone Function (AREA)
Abstract
The invention belongs to display control fields, provide the method and display terminal of a kind of display brightness adjusting.In embodiments of the present invention, the noise grade of current ambient brightness and environment is detected first；Then when the noise grade is greater than predetermined level threshold value, whether the camera for opening the display terminal is sampled default viewfinder area to judge before the display terminal to include pre-set user；If not including, the brightness of the display terminal is controlled according to the noise grade of the ambient brightness and the environment.Method provided in an embodiment of the present invention and display terminal can carry out brightness control according to usage scenario according to the brightness of use environment, noise grade and whether be that pre-set user carries out brightness control, more humanized, promote the usage experience of user.
Description
Technical field
A kind of method and display terminal adjusted the invention belongs to display control field more particularly to display brightness.
Background technique
Display terminal (terminal that display, mobile phone, TV etc. have display screen) is in schedule Working Life and study
It is indispensable, carry out band great convenience to people.
But the display brightness of current display terminal is fixed and invariable, and cannot be carried out according to the usage scenario of user bright
Degree is adjusted, and user experience is poor.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of method that display brightness is adjusted, it is intended to solve current display terminal
Display brightness cannot according to the usage scenario of user carry out brightness regulation the problem of.
In order to solve the above-mentioned technical problem, the present invention is implemented as follows: a kind of method that display brightness is adjusted, is applied to
Display terminal the described method comprises the following steps:
Detect the noise grade of current ambient brightness and environment；
When the noise grade is greater than predetermined level threshold value, open the camera of the display terminal to default viewfinder area into
Whether row sampling is to judge before the display terminal to include pre-set user；
If not including, according to the noise grade of the ambient brightness and the environment to the brightness of the display terminal into
Row control.
Further, before the noise grade of the current ambient brightness and environment of the detection the step of, further includes:
Detect whether the display terminal opens automatic brightness adjustment function；
If it is, detecting the noise grade of current ambient brightness and environment；If it is not, then controlling institute according to systemic presupposition
State the brightness of display terminal.
Further, the camera for opening the display terminal samples described in judgement default viewfinder area
Whether include the steps that pre-set user before display terminal, comprising:
The front camera for starting the display terminal carries out facial characteristics sampling to default viewfinder area according to predeterminated frequency, with
Judge before the display terminal whether to include pre-set user.
Further, it is described according to the noise grade of the ambient brightness and the environment to the bright of the display terminal
The step of degree is controlled, comprising:
The display brightness D2 of the display terminal is calculated according to following formula:
The display brightness of the display terminal is adjusted to D2；
Wherein, D1 indicates the brightness initial value of the display terminal, and (noise figure is bigger, grade Z for the noise grade of Z expression environment
It is bigger), H1 indicates that ambient brightness, H2 indicate preset reference brightness.
Further, if including pre-set user before the display terminal, the pre-set user and the display are detected
The distance of the display screen of terminal；
According to the brightness D3 of display terminal described in following formula:
The display brightness of the display terminal is adjusted to D3；
Wherein, D1 indicates the brightness initial value of the display terminal, and L1 indicates the aobvious of the pre-set user and the display terminal
The distance of display screen.L2 indicates preset reference distance, and H1 indicates that ambient brightness, H2 indicate preset reference brightness.
The purpose of the embodiment of the present invention, which also resides in, provides a kind of display terminal, and the display terminal includes:
Detection unit, for detecting the noise grade of current ambient brightness and environment；
Judging unit, for opening the camera pair of the display terminal when the noise grade is greater than predetermined level threshold value
Whether default viewfinder area is sampled to judge before the display terminal to include pre-set user；
Control unit, for according to the noise grade of the ambient brightness and the environment to the brightness of the display terminal into
Row control.
Further, the detection unit is also used to:
Detect whether the display terminal opens automatic brightness adjustment function；
If it is, detecting the noise grade of current ambient brightness and environment；If it is not, then controlling institute according to systemic presupposition
State the brightness of display terminal.
Further, the judging unit is specifically used for:
The front camera for starting the display terminal carries out facial characteristics sampling to default viewfinder area according to predeterminated frequency, with
Judge before the display terminal whether to include pre-set user.
Further, described control unit is specifically used for:
The display brightness D2 of the display terminal is calculated according to following formula:
The display brightness of the display terminal is adjusted to D2；
Wherein, D1 indicates the brightness initial value of the display terminal, and (noise figure is bigger, grade Z for the noise grade of Z expression environment
It is bigger), H1 indicates that ambient brightness, H2 indicate preset reference brightness.
Further, it if before the display terminal including pre-set user, is detected by the detection unit described pre-
If user is at a distance from the display screen of the display terminal；
Described control unit is also used to the brightness D3 of the display terminal according to following formula:
The display brightness of the display terminal is adjusted to D3；
Wherein, D1 indicates the brightness initial value of the display terminal, and L1 indicates the aobvious of the pre-set user and the display terminal
The distance of display screen.L2 indicates preset reference distance, and H1 indicates that ambient brightness, H2 indicate preset reference brightness.
In embodiments of the present invention, the noise grade of current ambient brightness and environment is detected first；Then described
When noise grade is greater than predetermined level threshold value, the camera for opening the display terminal samples to sentence default viewfinder area
Whether break before the display terminal includes pre-set user；If not including, according to the ambient brightness and the environment
Noise grade controls the brightness of the display terminal.Method provided in an embodiment of the present invention and display terminal being capable of bases
Whether the brightness of use environment, noise grade and be that pre-set user carries out brightness control, carry out brightness control according to usage scenario
System, it is more humanized, promote the usage experience of user.
Detailed description of the invention
Fig. 1 is the flow chart for the method that the display brightness provided in an embodiment of the present invention applied to display terminal is adjusted；
Fig. 2 is the circuit theory schematic diagram of display terminal provided in an embodiment of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Specific implementation of the invention is described in detail below in conjunction with specific embodiment:
Fig. 1 shows the process for the method that the display brightness provided in an embodiment of the present invention applied to display terminal is adjusted, in order to
Convenient for explanation, part related to the embodiment of the present invention is only listed, details are as follows:
The embodiment of the invention provides a kind of methods that display brightness is adjusted, and are applied to display terminal, this method includes following step
It is rapid:
Step S10 detects the noise grade of current ambient brightness and environment.Photosensitive sensor by display terminal is to working as
The brightness of preceding environment is detected, and is sampled by noise of the sound acquisition module to current environment to judge noise grade.
Preferably, before step S10, further includes: whether detection display terminal opens automatic brightness adjustment function, if it is,
Step S10 is executed, the brightness of display terminal is otherwise controlled according to systemic presupposition.
Step S20 opens the camera of display terminal to default area of finding a view when noise grade is greater than predetermined level threshold value
Whether domain is sampled to judge before display terminal to include pre-set user.Specifically, the embodiment of step S20 includes: starting
The front camera of display terminal carries out facial characteristics sampling to default viewfinder area according to predeterminated frequency, to judge display terminal
Whether preceding include pre-set user.
Step S30, if not including, according to the noise grade of ambient brightness and environment to the brightness of display terminal into
Row control.
As a preferred embodiment of the present invention, the embodiment of step S30, comprising:
The display brightness D2 of display terminal is calculated according to following formula:
The display brightness of display terminal is adjusted to D2；
Wherein, D1 indicates the brightness initial value of display terminal, and (noise figure is bigger, and grade Z is got over for the noise grade of Z expression environment
Greatly), H1 indicates that ambient brightness, H2 indicate preset reference brightness.
According to above-mentioned formula (1) it is found that the display brightness D2 of display terminal (noise grade is higher, and D2 is got over noise grade
It is small) and ambient brightness it is related, the display brightness of display terminal dynamic regulation according to the variation of use environment is more in line with use
Family use demand.
As another preferred embodiment of the present invention, if before display terminal including pre-set user, detect pre-set user with
The distance of the display screen of display terminal；
According to the brightness D3 of following formula display terminal:
(2)
The display brightness of display terminal is adjusted to D3；
Wherein, D1 indicates that the brightness initial value of display terminal, L1 indicate pre-set user at a distance from the display screen of display terminal.
L2 indicates preset reference distance, and H1 indicates that ambient brightness, H2 indicate preset reference brightness.
According to above-mentioned formula (2), the brightness D3 of display terminal is by pre-set user at a distance from display terminal and ring
The brightness in border is adjusted jointly, is more in line with usage scenario, more humanized.
In embodiments of the present invention, the noise grade of current ambient brightness and environment is detected first；Then described
When noise grade is greater than predetermined level threshold value, the camera for opening the display terminal samples to sentence default viewfinder area
Whether break before the display terminal includes pre-set user；If not including, according to the ambient brightness and the environment
Noise grade controls the brightness of the display terminal.Method provided in an embodiment of the present invention and display terminal being capable of bases
Whether the brightness of use environment, noise grade and be that pre-set user carries out brightness control, carry out brightness control according to usage scenario
System, it is more humanized, promote the usage experience of user.
Fig. 2 shows the circuit theory schematic diagrams of display terminal provided in an embodiment of the present invention, for ease of description, only arrange
Part related to the embodiment of the present invention out, details are as follows:
A kind of display terminal provided in an embodiment of the present invention, comprising: detection unit 100, judging unit 200 and control unit
300；
Detection unit 100, for detecting the noise grade of current ambient brightness and environment；
Judging unit 200, the camera for when noise grade is greater than predetermined level threshold value, opening display terminal take to default
Whether scene area is sampled to judge before display terminal to include pre-set user；
Control unit 300, for being controlled according to the noise grade of ambient brightness and environment the brightness of display terminal.
As a preferred embodiment of the present invention, detection unit 100 is also used to:
Whether detection display terminal opens automatic brightness adjustment function；
If it is, detecting the noise grade of current ambient brightness and environment；If it is not, then being controlled according to systemic presupposition aobvious
Show the brightness of terminal.
As a preferred embodiment of the present invention, judging unit 200 is specifically used for:
The front camera for starting display terminal carries out facial characteristics sampling to default viewfinder area according to predeterminated frequency, with judgement
It whether include pre-set user before display terminal.
As a preferred embodiment of the present invention, control unit 300 is specifically used for:
The display brightness D2 of display terminal is calculated according to following formula:
The display brightness of display terminal is adjusted to D2；
Wherein, D1 indicates the brightness initial value of display terminal, and (noise figure is bigger, and grade Z is got over for the noise grade of Z expression environment
Greatly), H1 indicates that ambient brightness, H2 indicate preset reference brightness.
As a preferred embodiment of the present invention, being examined if before display terminal including pre-set user by detection unit 100
Pre-set user is surveyed at a distance from the display screen of display terminal；
Control unit 300 is also used to the brightness D3 according to following formula display terminal:
The display brightness of display terminal is adjusted to D3；
Wherein, D1 indicates that the brightness initial value of display terminal, L1 indicate pre-set user at a distance from the display screen of display terminal.
L2 indicates preset reference distance, and H1 indicates that ambient brightness, H2 indicate preset reference brightness.
It should be noted that display terminal provided in an embodiment of the present invention and the above-mentioned display brightness applied to display terminal
The embodiment of the method for adjusting is corresponding, and working principle and mode are corresponding applicable, just repeats no more here.
In embodiments of the present invention, the noise grade of current ambient brightness and environment is detected first；Then described
When noise grade is greater than predetermined level threshold value, the camera for opening the display terminal samples to sentence default viewfinder area
Whether break before the display terminal includes pre-set user；If not including, according to the ambient brightness and the environment
Noise grade controls the brightness of the display terminal.Method provided in an embodiment of the present invention and display terminal being capable of bases
Whether the brightness of use environment, noise grade and be that pre-set user carries out brightness control, carry out brightness control according to usage scenario
System, it is more humanized, promote the usage experience of user.
It will be appreciated by those skilled in the art that only being carried out according to function logic for each unit that above-described embodiment includes
It divides, but is not limited to the above division, as long as corresponding functions can be realized；In addition, the tool of each functional unit
Body title is also only for convenience of distinguishing each other, the protection scope being not intended to restrict the invention.
Those of ordinary skill in the art be further appreciated that implement the method for the above embodiments be can
It is completed with instructing relevant hardware by program, the program can be stored in a computer-readable storage medium
In, described storage medium, including ROM/RAM, disk, CD etc..
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (2)
1. a kind of display terminal, which is characterized in that the display terminal includes:
Detection unit, for detecting the noise grade of current ambient brightness and environment, the detection unit is also used to: inspection
Survey whether the display terminal opens automatic brightness adjustment function,
If it is, the noise grade of current ambient brightness and environment is detected,
If it is not, then controlling the brightness of the display terminal according to systemic presupposition；
Judging unit, for opening the camera pair of the display terminal when the noise grade is greater than predetermined level threshold value
Whether default viewfinder area is sampled to judge before the display terminal to include pre-set user,
The judging unit is specifically used for:
The front camera for starting the display terminal carries out facial characteristics sampling to default viewfinder area according to predeterminated frequency, with
Judge before the display terminal whether to include pre-set user；
Control unit, for according to the noise grade of the ambient brightness and the environment to the brightness of the display terminal into
Row control,
Described control unit is specifically used for:
The display brightness D2 of the display terminal is calculated according to following formula:
The display brightness of the display terminal is adjusted to D2；
Wherein, D1 indicates the brightness initial value of the display terminal, and (noise figure is bigger, grade Z for the noise grade of Z expression environment
It is bigger), H1 indicates that ambient brightness, H2 indicate preset reference brightness.
2. the method according to claim 1, wherein leading to if including pre-set user before the display terminal
It crosses the detection unit and detects the pre-set user at a distance from the display screen of the display terminal；
Described control unit is also used to the brightness D3 of the display terminal according to following formula:
The display brightness of the display terminal is adjusted to D3；
Wherein, D1 indicates that the brightness initial value of the display terminal, L1 indicate the display screen of pre-set user and the display terminal
Distance, L2 indicate preset reference distance, H1 indicate ambient brightness, H2 indicate preset reference brightness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811331166.6A CN109215618A (en) | 2017-05-11 | 2017-05-11 | A kind of method and display terminal of display brightness adjusting |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811331166.6A CN109215618A (en) | 2017-05-11 | 2017-05-11 | A kind of method and display terminal of display brightness adjusting |
| CN201710328902.1A CN107068116B (en) | 2017-05-11 | 2017-05-11 | A kind of method and display terminal of display brightness adjusting |
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| CN201710328902.1A Division CN107068116B (en) | 2017-05-11 | 2017-05-11 | A kind of method and display terminal of display brightness adjusting |
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| CN201811331166.6A Pending CN109215618A (en) | 2017-05-11 | 2017-05-11 | A kind of method and display terminal of display brightness adjusting |
| CN201710328902.1A Active CN107068116B (en) | 2017-05-11 | 2017-05-11 | A kind of method and display terminal of display brightness adjusting |
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| CN107608240A (en) * | 2017-08-29 | 2018-01-19 | 苏州麦喆思科电子有限公司 | A kind of method for eliminating night construction noise |
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| CN101236739A (en) * | 2007-02-13 | 2008-08-06 | 北京德彼克创新科技有限公司 | Method and apparatus for display terminal automatically regulating brightness |
| US20150234727A1 (en) * | 2014-01-28 | 2015-08-20 | Jason Rubadue | Sound Responsive, Bright Illuminating Badge |
| CN105810152B (en) * | 2014-12-29 | 2018-06-19 | Tcl海外电子（惠州）有限公司 | Method for controlling backlight thereof and device, the television set of display terminal |
| CN104992096B (en) * | 2015-06-30 | 2019-08-13 | Oppo广东移动通信有限公司 | A kind of data guard method and mobile terminal |
| CN105138268A (en) * | 2015-08-28 | 2015-12-09 | 广东欧珀移动通信有限公司 | Adjusting method and system for display terminal screen brightness |
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| CN107068116A (en) | 2017-08-18 |
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Application publication date: 20190115 |
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