CN104158966B - A kind of method and system of backlight illumination adjust automatically - Google Patents
A kind of method and system of backlight illumination adjust automatically Download PDFInfo
- Publication number
- CN104158966B CN104158966B CN201410388372.6A CN201410388372A CN104158966B CN 104158966 B CN104158966 B CN 104158966B CN 201410388372 A CN201410388372 A CN 201410388372A CN 104158966 B CN104158966 B CN 104158966B
- Authority
- CN
- China
- Prior art keywords
- time
- value
- light intensity
- out time
- current environment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses a kind of method and system of backlight illumination adjust automatically, its method includes：Mobile terminal obtains a current environment light intensity value every a time-out time, and adjusts the backlight brightness according to the ambient intensity value；The absolute value of the difference of acquired environmental light intensity angle value before calculating current environment light intensity value and time-out time, if the absolute value is more than pre-set threshold value, the time-out time for obtaining current environment light intensity value next time is set according to the absolute value functional relation corresponding with time-out time.Solve the problems, such as to cause backlight illumination to be adjusted repeatedly when ambient light intensity of the mobile terminal in surrounding environment is continually changing using the present invention, so as to the effect for reaching using electricity wisely truly, provide users with the convenient.
Description
Technical field
The present invention relates to communications applications field, more particularly to a kind of method and system of backlight illumination adjust automatically.
Background technology
Mobile terminal is widely used by light sensors mobile terminal surrounding environment luminous intensity at present, so as to root
According to ambient light intensity adjust automatically backlight brightness, the mesh for not only economizing on electricity but also making screen display content clearly visible is reached
's.
However, this method existing defects：When in environment, luminous intensity is changed with frequency faster（The fire for going at express speed is sitting in such as
Window side of car etc.）, the backlight illumination of mobile terminal will be adjusted repeatedly, make user feel that screen intensity is changing always, not only
Also cause inconvenience to the user without economize on electricity.
Therefore, prior art has yet to be improved and developed.
The content of the invention
In view of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of method of backlight illumination adjust automatically
And system, the time-out time for changing brightness of backlight can be determined according to the adjacent ambient light intensity for gathering twice, so as to solve to move
Dynamic terminal causes the problem that brightness of backlight is continually changing in illumination complex environment.
Technical scheme is as follows：
A kind of method of backlight illumination adjust automatically, wherein, including step：
A, mobile terminal obtain a current environment light intensity value every a time-out time, and are adjusted according to the ambient intensity value
Save the backlight brightness；
The absolute value of the difference of acquired environmental light intensity angle value before B, calculating current environment light intensity value and time-out time,
If the absolute value is more than pre-set threshold value, is arranged to obtain next time according to the absolute value functional relation corresponding with time-out time and worked as
One time-out time of front environment light intensity value.
The method of described backlight illumination adjust automatically, wherein, also include before step A：
The variable timer of one time-out time is set in the terminal, and arrange the time-out time of the timer with
The corresponding functional relation of environmental light intensity angle value, and a pre-set threshold value.
The method of described backlight illumination adjust automatically, wherein, step A is specially：
The timeout interval that the mobile terminal is arranged according to timer by light sensors mobile terminal
The ambient light intensity of current ambient environmental, the light intensity value that acquisition for mobile terminal light sensors are arrived according to the ambient intensity
Value adjusts the backlight brightness.
The method of described backlight illumination adjust automatically, wherein, step B also includes：
If current environment light intensity value is less than with the absolute value of the difference of the environmental light intensity angle value acquired in time-out time last time
Or when being equal to the pre-set threshold value, then it is fixed value to arrange time-out time.
The method of described backlight illumination adjust automatically, wherein, step B is specially：
The environmental light intensity that B1, the environmental light intensity angle value of acquisition for mobile terminal current ambient environmental and mobile terminal last time obtain
Angle value, mobile terminal calculate the difference of the environmental light intensity angle value for obtaining twice, and take the absolute value of the difference；
B2, the absolute value for obtaining and pre-set threshold value are compared, it is if the absolute value is more than pre-set threshold value, absolute according to this
The value functional relation corresponding with time-out time arranges the time-out time for obtaining current environment light intensity value next time；
B3, the absolute value for obtaining and pre-set threshold value are compared, if the absolute value is less than or equal to pre-set threshold value, are arranged
The time-out time for obtaining current environment light intensity value next time is fixed value.
The method of described backlight illumination adjust automatically, wherein, the current environment light intensity value and time-out time last time
The absolute value of the difference of acquired environmental light intensity angle value should meet the functional relation of direct ratio with time-out time.
Method based on above-mentioned backlight illumination adjust automatically is present invention also offers a kind of backlight illumination adjust automatically is
System, which includes：
Acquisition module, for obtaining a mobile terminal current environment light intensity value every a time-out time；
Adjustment module, is connected with backlight of mobile terminal lamp, for adjusting the mobile terminal back of the body according to the ambient intensity value
Brightness；
Control module, is connected with the adjustment module and the acquisition module respectively, works as front ring for calculating mobile terminal
The absolute value of the difference of acquired environmental light intensity angle value before border light intensity value and time-out time, by the absolute value and pre-set threshold value
Contrast, arranges according to the absolute value functional relation corresponding with time-out time and obtains one surpassing for current environment light intensity value next time
When the time.
The system of described backlight illumination adjust automatically, wherein the control module also includes：
Unit is pre-seted, is closed for arranging the time-out time function corresponding with environmental light intensity angle value in the terminal
System, and a pre-set threshold value.
Timer, for triggering the ambient light that the acquisition module gathers mobile terminal surrounding environment every a time-out time
Intensity level；
Timer setup module, is connected with the timer, for arranging the concrete numerical value of the time-out time of timer.
The system of described backlight illumination adjust automatically, wherein the control module also includes：
Acquisition module, is connected with the acquisition module, for obtaining the environmental light intensity angle value that the acquisition module is collected；
Setup module, is connected with the adjustment module, and the backlight for mobile terminal is arranged according to ambient light intensity is bright
Degree.
The system of described backlight illumination adjust automatically, wherein, the functional relation should meet current environment luminous intensity
Value is direct ratio functional relation with the absolute value and time-out time of the difference of the environmental light intensity angle value acquired in time-out time last time.
A kind of method and system of backlight illumination adjust automatically provided by the present invention, can change as a result of time-out time
The timer of change, mobile terminal can according to the adjacent angle value of environmental light intensity twice of collection determine adjustment brightness of backlight it is overtime when
Between.The present invention solve mobile terminal in the ambient light intensity of surrounding environment be continually changing when asking of being adjusted repeatedly of backlight
Topic, so as to the effect for reaching using electricity wisely truly, provides users with the convenient.
Description of the drawings
Fig. 1 is the flow chart of first preferred embodiment of method of backlight illumination adjust automatically in the present invention.
Fig. 2 is the flow chart of second preferred embodiment of method of backlight illumination adjust automatically in the present invention.
Fig. 3 is the module map of the system of backlight illumination adjust automatically in the present invention.
Fig. 4 is the control module comprising modules figure of the system of backlight illumination adjust automatically in the present invention.
Specific embodiment
The present invention provides a kind of method and system of backlight illumination adjust automatically, to make the purpose of the present invention, technical scheme
And effect is clearer, clear and definite, referring to the drawings and give an actual example that the present invention is described in more detail.It should be appreciated that herein
Described specific embodiment only to explain the present invention, is not intended to limit the present invention.
As shown in figure 1, a kind of method of backlight illumination adjust automatically, its step includes：
S100, mobile terminal obtain a current environment light intensity value every a time-out time, and according to the ambient intensity
Value adjusts backlight brightness；
The timeout interval that i.e. mobile terminal is arranged according to timer by light sensors mobile terminal week
The ambient light intensity in collarette border, the light intensity value that acquisition for mobile terminal light sensors are arrived simultaneously are adjusted according to the ambient intensity value
Backlight brightness.
Before S200, calculating current environment light intensity value and time-out time, the difference of acquired environmental light intensity angle value is absolute
Value, if the absolute value is more than pre-set threshold value, arranges according to the absolute value functional relation corresponding with time-out time and obtains next time
Take a time-out time of current environment light intensity value.
The environmental light intensity that i.e. the environmental light intensity angle value of acquisition for mobile terminal current ambient environmental and mobile terminal last time obtain
Angle value, mobile terminal calculate the difference of the environmental light intensity angle value for obtaining twice, and take the absolute value of the difference；It is absolute by what is obtained
Value is compared with pre-set threshold value, if the absolute value is more than pre-set threshold value, according to the absolute value letter corresponding with time-out time
Number relation arranges the time-out time for obtaining current environment light intensity value next time.
Further, the absolute value for obtaining and pre-set threshold value are compared, if the absolute value is less than or equal to default valve
Value, the time-out time for arranging acquisition next time current environment light intensity value is fixed value.
Further, the variable timing of a time-out time is set during mobile terminal was additionally included in before step S100
Device, and the time-out time of the timer functional relation corresponding with environmental light intensity angle value, and a pre-set threshold value are set.
Further, the current environment light intensity value of above-mentioned acquisition for mobile terminal and the ring acquired in time-out time last time
The absolute value of the difference of border light intensity value should meet the functional relation of direct ratio with time-out time.
The present invention is described in further detail below by way of specific embodiment, as shown in Figure 2：
S301, setting variable t juxtapositions T1, arrange variable x1, x2 zero setting；
Timer is set when initial, and timer is arranged into fixed value T1；Environmental light intensity angle value x1, x2 is set, and
X1, x2 initial value is set to into zero.
S302, the time-out time of setting timer are T1；
S303, judge whether timer overtime, if if then execution step S304, otherwise continue waiting for timer expiry；
S304, acquisition ambient light intensity x1, backlight lamp control module arrange backlight illumination according to x1；
The optical sensor of mobile terminal obtains current environment light intensity value x1 residing for mobile terminal, and according to the environmental light intensity
Angle value x1 arranges backlight illumination.
S305, time calculating unit calculate time t according to x=| x1-x2 |；
Environmental light intensity angle value x2 of current environment light intensity value and last time collection is taken, the absolute of two luminous intensity value differences is calculated
Value x, if absolute value x is less than or equal to pre-set threshold value, t=T1;If absolute value x is more than pre-set threshold value, t=F（x）, function F
（x）Increase with the increase of x, reduce with the reduction of x.
S306, x1 is assigned to into x2；
Will current environment light intensity value seek poor object as the light intensity value of collection next time.
S307, the time-out time of setting timer are t.
The invention provides a kind of method of backlight illumination adjust automatically, can solve the problem that mobile terminal in ambient light intensity not
The continuous controlled problem of backlight illumination caused during disconnected change, provides users with the convenient.
Method based on above-mentioned backlight illumination adjust automatically is present invention also offers a kind of backlight illumination adjust automatically is
System, as shown in figure 3, which includes：
Acquisition module 410, for obtaining a mobile terminal current environment light intensity value every a time-out time；Specifically such as
It is upper described.
Adjustment module 420, is connected with backlight of mobile terminal lamp, for adjusting the mobile terminal according to the ambient intensity value
Backlight illumination；As detailed above.
Control module 430, is connected with adjustment module 410 and acquisition module 420 respectively, works as front ring for calculating mobile terminal
The absolute value of the difference of acquired environmental light intensity angle value before border light intensity value and time-out time, by the absolute value and pre-set threshold value
Contrast, arranges according to the absolute value functional relation corresponding with time-out time and obtains one surpassing for current environment light intensity value next time
When the time；As detailed above.
The system of above-mentioned backlight illumination adjust automatically, as shown in figure 4, wherein control module 430 also includes：
Unit 431 is pre-seted, for arranging the time-out time function corresponding with environmental light intensity angle value in the terminal
Relation, and a pre-set threshold value；As detailed above.
Timer 432, for the environment of mobile terminal surrounding environment is gathered every a time-out time triggering collection module 410
Light intensity value；As detailed above.
Timer setup module 433, is connected with the timer, for arranging the concrete number of the time-out time of timer
Value；As detailed above.
The system of described backlight illumination adjust automatically, wherein the control module 430 also includes：
Acquisition module 434, is connected with above-mentioned acquisition module 410, for obtaining the environmental light intensity that acquisition module 410 is collected
Angle value；As detailed above.
Setup module 435, is connected with adjustment module 420, for the backlight of mobile terminal is arranged according to ambient light intensity
Brightness；As detailed above.
The system of above-mentioned backlight illumination adjust automatically, wherein, above-mentioned functional relation should meet current environment luminous intensity
Value is direct ratio functional relation with the absolute value and time-out time of the difference of the environmental light intensity angle value acquired in time-out time last time；Specifically
As mentioned above.
In sum, the method and system of a kind of backlight illumination adjust automatically provided by the present invention, system can be according to adopting
The adjacent angle value of environmental light intensity twice of collection determines the time-out time of adjustment brightness of backlight, and the present invention solves mobile terminal and is in
When the ambient light intensity of surrounding environment the is continually changing problem adjusted repeatedly by backlight illumination, so as to truly reach section
About the effect of electricity consumption, provides users with the convenient.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, and for those of ordinary skills, can
To be improved according to the above description or be converted, for example, all these modifications and variations should all belong to right appended by the present invention and want
The protection domain asked.
Claims (6)
1. a kind of method of backlight illumination adjust automatically, it is characterised in that methods described includes：
A, mobile terminal obtain a current environment light intensity value every a time-out time, and are adjusted according to current environment light intensity value
Save the backlight brightness；
The absolute value of the difference of acquired environmental light intensity angle value before B, calculating current environment light intensity value and time-out time, if should
Absolute value is more than predetermined threshold value, then arrange to obtain next time according to the absolute value functional relation corresponding with time-out time and work as front ring
One time-out time of border light intensity value；
The absolute value of the difference of acquired environmental light intensity angle value and time-out before the current environment light intensity value and time-out time
Time meets the functional relation of direct ratio；
If the absolute value is less than or equal to predetermined threshold value, the time-out time for obtaining current environment light intensity value next time is set to fix
Value.
2. the method for backlight illumination adjust automatically according to claim 1, it is characterised in that also wrap before step A
Include：
The variable timer of one time-out time is set in the terminal, and the time-out time and environment of the timer are set
The corresponding functional relation of light intensity value, and a predetermined threshold value.
3. the method for backlight illumination adjust automatically according to claim 2, it is characterised in that step A is specially：
The time-out time that the mobile terminal is arranged according to timer, intermittent it is current by light sensors mobile terminal
The current environment light intensity value of surrounding environment, the current environment light intensity value that acquisition for mobile terminal light sensors are arrived basis
Current environment light intensity value adjusts the backlight brightness.
4. a kind of system of backlight illumination adjust automatically, it is characterised in which includes：
Acquisition module, for obtaining a mobile terminal current environment light intensity value every a time-out time；
Adjustment module, for adjusting the backlight brightness according to current environment light intensity value；
Control module, for ambient light intensity acquired before calculating mobile terminal current environment light intensity value and time-out time
The absolute value of the difference of value, the absolute value is contrasted with predetermined threshold value, is closed according to the absolute value function corresponding with time-out time
System arranges the time-out time for obtaining current environment light intensity value next time；Specially：
If the absolute value is more than predetermined threshold value, is arranged according to the absolute value functional relation corresponding with time-out time and obtained next time
One time-out time of current environment light intensity value；
If the absolute value is less than or equal to predetermined threshold value, the time-out time for obtaining current environment light intensity value next time is set to fix
Value；
The functional relation meets current environment light intensity value with the difference of the environmental light intensity angle value acquired in time-out time last time
Absolute value is direct ratio functional relation with time-out time.
5. the system of backlight illumination adjust automatically according to claim 4, it is characterised in that wherein described control module is also
Including：
Unit is pre-seted, for arranging the time-out time functional relation corresponding with environmental light intensity angle value in the terminal, with
And a predetermined threshold value；
Timer, for triggering the ambient light intensity that the acquisition module gathers mobile terminal surrounding environment every a time-out time
Value；
Timer setup module, for arranging the concrete numerical value of the time-out time of timer.
6. the system of backlight illumination adjust automatically according to claim 4, it is characterised in that wherein described control module is also
Including：
Acquisition module, for obtaining the environmental light intensity angle value that the acquisition module is collected；
Setup module, for the brightness of backlight of mobile terminal is arranged according to ambient light intensity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410388372.6A CN104158966B (en) | 2014-08-08 | 2014-08-08 | A kind of method and system of backlight illumination adjust automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410388372.6A CN104158966B (en) | 2014-08-08 | 2014-08-08 | A kind of method and system of backlight illumination adjust automatically |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104158966A CN104158966A (en) | 2014-11-19 |
| CN104158966B true CN104158966B (en) | 2017-03-29 |
Family
ID=51884369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410388372.6A Expired - Fee Related CN104158966B (en) | 2014-08-08 | 2014-08-08 | A kind of method and system of backlight illumination adjust automatically |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104158966B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105573502B (en) * | 2015-12-25 | 2019-01-29 | 惠州Tcl移动通信有限公司 | A kind of closedown method and its system of mobile terminal |
| CN105609085B (en) * | 2015-12-29 | 2018-03-02 | 广东欧珀移动通信有限公司 | A kind of screen luminance adjustment method and mobile terminal |
| CN105530348B (en) * | 2016-02-24 | 2018-06-05 | 广东欧珀移动通信有限公司 | Adjust the method, device and mobile terminal of screen intensity |
| WO2018076167A1 (en) * | 2016-10-25 | 2018-05-03 | 深圳市大疆创新科技有限公司 | Screen brightness adjustment method applicable to unmanned aerial vehicle control side, and unmanned aerial vehicle control side |
| CN108574768A (en) * | 2017-03-09 | 2018-09-25 | 上海传英信息技术有限公司 | A kind of method, system and mobile terminal adjusting backlight illumination based on environment light detection |
| CN106875922B (en) * | 2017-03-17 | 2021-03-30 | 深圳Tcl数字技术有限公司 | Display brightness adjusting method and device for display terminal |
| CN107493640B (en) * | 2017-08-21 | 2019-07-05 | 上海肇观电子科技有限公司 | A kind of method and apparatus to target object prompt information |
| CN109104569A (en) * | 2018-08-27 | 2018-12-28 | 惠州Tcl移动通信有限公司 | Processing method, mobile terminal and storage medium is arranged in camera preview image parameter |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101789230A (en) * | 2009-01-24 | 2010-07-28 | 联想(北京)有限公司 | Electronic equipment and display device screen brightness adjusting method thereof |
| CN102298911A (en) * | 2010-06-28 | 2011-12-28 | 瀚宇彩晶股份有限公司 | Methods for improving stability and contrast of display device |
| CN102404440A (en) * | 2010-09-17 | 2012-04-04 | 联芯科技有限公司 | Method and device automatically adjusting backlight luminance |
| CN103531166A (en) * | 2010-06-28 | 2014-01-22 | 瀚宇彩晶股份有限公司 | Method for improving image contrast of display device |
-
2014
- 2014-08-08 CN CN201410388372.6A patent/CN104158966B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101789230A (en) * | 2009-01-24 | 2010-07-28 | 联想(北京)有限公司 | Electronic equipment and display device screen brightness adjusting method thereof |
| CN102298911A (en) * | 2010-06-28 | 2011-12-28 | 瀚宇彩晶股份有限公司 | Methods for improving stability and contrast of display device |
| CN103531166A (en) * | 2010-06-28 | 2014-01-22 | 瀚宇彩晶股份有限公司 | Method for improving image contrast of display device |
| CN102404440A (en) * | 2010-09-17 | 2012-04-04 | 联芯科技有限公司 | Method and device automatically adjusting backlight luminance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104158966A (en) | 2014-11-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104158966B (en) | A kind of method and system of backlight illumination adjust automatically | |
| CN104464686B (en) | A kind of method for controlling display brightness and electronic equipment | |
| CN103442128B (en) | A kind of method and apparatus of display communication event | |
| CN105679252B (en) | The quick method and system that backlight illumination is set | |
| CN104168371A (en) | Method for adjusting backlight brightness of mobile terminal and mobile terminal | |
| CN102902460B (en) | Screen display brightness adjusting method and terminal | |
| CN103327148A (en) | Screen backlight brightness adjusting implementation method based on mobile terminal and mobile terminal | |
| CN103401970A (en) | Method and system for adjusting display screen backlight and mobile terminal | |
| CN106445151B (en) | A kind of control method and terminal of screen luminance of terminal | |
| CN105096912B (en) | A kind of adjusting method and mobile terminal of mobile terminal screen brightness | |
| CN102982769B (en) | A kind of method of Automatic adjusument screen appointed area brightness | |
| CN103065605A (en) | Method and system of adjusting display effect according to eyesight condition | |
| CN105895052A (en) | Screen backlight brightness adjusting method and device | |
| CN103399661A (en) | Method and device for adjusting luminance of touch display screen | |
| CN106657676A (en) | Screen brightness adjusting method and device | |
| CN105788565B (en) | A kind of brightness adjusting method and device | |
| TW200604646A (en) | Display device | |
| US20160071489A1 (en) | Control Method And Device Thereof | |
| CN103226438A (en) | Method and system for desktop subject display mode based on light intensity adjustable panel terminal | |
| CN106023903B (en) | A kind of backlight adjusting method and terminal device | |
| CN105657301A (en) | Image displaying method and device | |
| CN106098021B (en) | A kind of back light brightness regulating method and terminal | |
| CN106559576A (en) | A kind of screen adjustment method and mobile terminal | |
| CN105050297B (en) | Light adjusting system and method based on light modulation film | |
| KR102076312B1 (en) | Display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170329 |