CN104023145A - Method and device for automatically starting automatic backlight adjustment of mobile terminal - Google Patents
Method and device for automatically starting automatic backlight adjustment of mobile terminal Download PDFInfo
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- CN104023145A CN104023145A CN201410300771.2A CN201410300771A CN104023145A CN 104023145 A CN104023145 A CN 104023145A CN 201410300771 A CN201410300771 A CN 201410300771A CN 104023145 A CN104023145 A CN 104023145A
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Abstract
The invention discloses a method and a device for automatically starting automatic backlight adjustment of a mobile terminal. The method comprises the following steps: when a screen of the mobile terminal is bright, detecting whether the mobile terminal starts an automatic backlight adjustment mode or not at present; if the mobile terminal does not start the automatic backlight adjustment mode at present, obtaining a current screen backlight brightness value of the mobile terminal; judging whether the current screen backlight brightness value of the mobile terminal is at a lowest brightness interval or not; if the current screen backlight brightness value of the mobile terminal is at the lowest brightness interval, sampling to obtain a current environment light strength value; judging whether the current environment light strength value is at a strong light interval or not; if the current environment light strength value is at the strong light interval, starting the automatic backlight adjustment mode; and automatically adjusting screen backlight according to the current environment light strength value. According to the method and the device disclosed by the invention, a condition that screen display can not be seen under strong light, caused by that a screen backlight value is too low, can be avoided; the design is reasonable and the user experience is improved.
Description
Technical field
The present invention relates to technical field of mobile terminals, more particularly, relate to method and device that a kind of automatic backlight of automatically opening mobile terminal is adjusted.
Background technology
The existing mobile terminal with display screen (as mobile phone) is often provided with backlight illumination regulatory function, and its screen adjustment backlight illumination has two kinds of modes: 1, manually enter adjusting backlight luminance menu and regulate; 2, mobile terminal is arranged to automatic adjusting backlight luminance.
According to use habit, certain customers uncomfortable use automatic backlight regulate pattern, but select manual adjusting pattern backlight, therefore, can there is following situation in these certain customers: when using mobile terminal at night, conventionally screen backlight brightness value (being backlight value) is adjusted to minimum, but when using next time if under outdoor sunlight, can not see screen display, add that it is complete black that status bar is adjusted place backlight, under the low light level, be difficult to see clearly, so often see having people to keep the sun off and see screen with hand when going out subway.If adjust backlightly, can only manufacture a half-light environment temporarily, then just likely see the partial display of screen, it has reduced user's experience.
For most mobile terminal, such as mobile phones such as apple, Samsung, millet, Sonys, under the prerequisite of lowest backlight value, go to outdoor, under cloudy day, (light intensity is in 7000lux left and right) do not seen screen content, and under fine day, (light intensity is more than 10000lux) can't see screen display substantially.Therefore, be necessary to design and a kind ofly meet certain condition and just can automatically open the function that automatic backlight adjusting pattern is carried out adjustment backlight when mobile terminal, avoid user to can't see the situation generation of screen display.
Summary of the invention
The object of the invention is to overcome above-mentioned defect of the prior art, the method and the device that provide a kind of automatic backlight of automatically opening mobile terminal to adjust, it has avoided causing because screen back light value is too low the situation that cannot see screen display under high light to occur.
For achieving the above object, technical scheme provided by the invention is as follows: a kind of method that automatic backlight of automatically opening mobile terminal is adjusted, comprises the following steps:
When mobile terminal bright screen, detect the current automatic backlight of whether opening of mobile terminal and regulate pattern;
If the current automatic backlight of not opening of mobile terminal regulates pattern, obtain the current screen backlight brightness value of mobile terminal;
Judge that whether the current screen backlight brightness value of mobile terminal is in minimum brightness section;
If the current screen backlight brightness value of mobile terminal is in minimum luminance area, current ambient light intensity value is obtained in sampling;
Judge that current ambient light intensity value is whether between highlights;
If current ambient light intensity value between highlights, is opened automatic backlight and is regulated pattern, and automatically screen backlight is adjusted according to current ambient light intensity value.
As preferably, in the technical scheme of said method, described minimum brightness section is 5～15lux.
As preferably, in the technical scheme of said method, between described highlights, be more than 8500lux.
As preferably, in the technical scheme of said method, more than the described step of automatically screen backlight being adjusted according to current ambient light intensity value is specially the screen backlight brightness value of mobile terminal is adjusted into 2000lux.
The device that the present invention also provides a kind of automatic backlight of automatically opening mobile terminal to adjust, comprising:
Backlight mode detection module, for when the mobile terminal bright screen, detects the current automatic backlight of whether opening of mobile terminal and regulates pattern;
Backlight value acquisition module, if regulate pattern for the current automatic backlight of not opening of mobile terminal, obtains the current screen backlight brightness value of mobile terminal;
Backlight value judge module, for judging that whether the current screen backlight brightness value of mobile terminal is in minimum brightness section;
Luminous intensity acquisition module, if for the current screen backlight brightness value of mobile terminal in minimum luminance area, current ambient light intensity value is obtained in sampling;
Luminous intensity judge module, for judging that current ambient light intensity value is whether between highlights;
Automatic backlight starts adjustment module, if for current ambient light intensity value between highlights, open automatic backlight and regulate pattern, and automatically screen backlight is adjusted according to current ambient light intensity value.
As preferably, in the technical scheme of said apparatus, described minimum brightness section is 5～15lux.
As preferably, in the technical scheme of said apparatus, between described highlights, be more than 8500lux.
As preferably, in the technical scheme of said apparatus, described automatic backlight starts more than adjustment module automatically adjusts and specifically refer to the screen backlight brightness value of mobile terminal is adjusted into 2000lux screen backlight according to current ambient light intensity value.
As preferably, in the technical scheme of said apparatus, described luminous intensity acquisition module is set to optical sensor.
Compared with prior art, beneficial effect of the present invention is:
The present invention detects adjusting pattern backlight, screen backlight brightness and ambient light intensity successively, when mobile terminal meets the condition setting in advance, can automatically open automatic backlight and regulate pattern, and automatically screen backlight is adjusted according to current ambient light intensity value, avoided causing because screen back light value is too low the situation that cannot see screen display under high light to occur, it is reasonable in design, has promoted user's experience.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the method flow diagram that the automatic backlight of automatically opening mobile terminal that the embodiment of the present invention one provides is adjusted;
Fig. 2 is that the mobile phone of take that the embodiment of the present invention one provides is opened the method flow diagram that automatic backlight is adjusted automatically as example;
Fig. 3 is the structured flowchart of the device adjusted of the automatic backlight of automatically opening mobile terminal that the embodiment of the present invention two provides.
Embodiment
For making object, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment mono-
A kind of method that embodiments of the invention one provide automatic backlight of automatically opening mobile terminal to adjust, is elaborated to the present embodiment below in conjunction with accompanying drawing.Fig. 1 is the method flow diagram of the embodiment of the present invention one, please refer to Fig. 1, and the method for the embodiment of the present invention comprises the following steps:
Step S101, when mobile terminal bright screen, detect the current automatic backlight of whether opening of mobile terminal and regulate pattern;
Concrete, in the ccf layer of Android design, power management module (PowerManager) is provided with a monitor for the database that module use is set, in monitored data storehouse automatic backlight this, when when automatic backlight, this has change, monitor can listen to, and then upgrades lower local record, so the adjusting pattern backlight that user arranges can be detected at any time, can directly read when needing.While wherein, listening to automatic backlight patterns of change in database, can calling following code, to carry out of state synchronous:
In this enforcement, if the current automatic backlight of not yet opening of mobile terminal regulates pattern,, in manual adjusting pattern backlight, perform step S102, otherwise be left intact.
Step S102, obtain the current screen backlight brightness value of mobile terminal;
Concrete, the screen backlight that changes mobile terminal is all that PowerManager decides, and by Lightservice, communicates by letter with bottom layer driving.When application backlight illumination changes, can be described request, wherein have one to be exactly backlight illumination about application, when needing inquiry, directly accessing this variable can obtain, and its code is:
Step S103, judge that whether the current screen backlight brightness value of mobile terminal is in minimum brightness section;
In this enforcement, preferably, described minimum brightness section is 5～15lux, if the current screen backlight brightness value of mobile terminal is in minimum luminance area, performs step S104, otherwise is left intact.
Current ambient light intensity value is obtained in step S104, sampling;
Concrete, the detection of ambient light intensity only need to be monitored by SensorManager module registration light sensation, just can get environment light intensity by optical sensor, and the correlation function of providing interface is provided PowerManager, and its code is:
Step S105, judge that current ambient light intensity value is whether between highlights;
In this enforcement, preferably, between described highlights, be more than 8500lux, if current ambient light intensity value is between highlights, performs step S106, otherwise be left intact.
Step S106, open automatic backlight and regulate pattern, and automatically screen backlight is adjusted according to current ambient light intensity value.
Concrete, when the detection of above-mentioned adjusting pattern backlight, screen backlight brightness and ambient light intensity meets the condition of setting, so current mobile terminal is in a, manual adjusting pattern backlight; B, screen back light value are low; C, ambient light intensity are large, now can in PowerManager, open automatic backlight and regulate pattern.
In this enforcement, more than the described step of automatically screen backlight being adjusted according to current ambient light intensity value is specially the screen backlight brightness value of mobile terminal is adjusted into 2000lux.
With concrete example, describe the embodiment of the present invention in detail below.
Fig. 2 shows take mobile phone and automatically opens as example the method flow diagram that automatic backlight is adjusted, and comprises the following steps:
Step S201, PowerManager prepare screen backlight brightness value;
Step S202, judge whether mobile phone is opened automatic backlight and regulated pattern; If so, perform step step S203, otherwise, perform step respectively S204 and step S205;
Step S203, registration light sensation are monitored, and according to environmental light intensity, automatically go to adjust screen backlight brightness;
Step S204, with the brightness value that arranges in module being set as screen backlight brightness value;
Step S205, judge that whether the current screen backlight brightness value of mobile phone is lower, as be less than 10lux; If so, perform step S206, otherwise, execution step S204 returned to;
Step S206, judge that whether ambient light intensity is higher, as be greater than 10000lux, if so, perform step S207, otherwise, execution step S204 returned to;
Step S207, open automatic backlight and regulate pattern, according to the automatic adjusting screen backlight illumination of ambient light intensity value.
One of ordinary skill in the art will appreciate that all or part of step realizing in above-described embodiment method is to come the hardware that instruction is relevant to complete by program, described program can be in being stored in a computer read/write memory medium, described storage medium, as ROM/RAM, disk, CD etc.In addition, this mobile terminal can be the mobile terminal devices such as mobile phone, panel computer.
Embodiment bis-
The device that embodiments of the invention two provide a kind of automatic backlight of automatically opening mobile terminal to adjust, please refer to Fig. 3, and this device comprises:
Backlight mode detection module 31, for when the mobile terminal bright screen, detects the current automatic backlight of whether opening of mobile terminal and regulates pattern;
Backlight value acquisition module 32, if regulate pattern for the current automatic backlight of not opening of mobile terminal, obtains the current screen backlight brightness value of mobile terminal;
Backlight value judge module 33, for judging that whether the current screen backlight brightness value of mobile terminal is in minimum brightness section;
In this enforcement, preferably, described minimum brightness section is 5～15lux.
Luminous intensity acquisition module 34, if for the current screen backlight brightness value of mobile terminal in minimum luminance area, current ambient light intensity value is obtained in sampling;
In this enforcement, described luminous intensity acquisition module 34 is preferably set to optical sensor.
Luminous intensity judge module 35, for judging that current ambient light intensity value is whether between highlights;
In this enforcement, preferably, between described highlights, be more than 8500lux.
Automatic backlight starts adjustment module 36, if for current ambient light intensity value between highlights, open automatic backlight and regulate pattern, and automatically screen backlight is adjusted according to current ambient light intensity value;
In this enforcement, described automatic backlight starts more than adjustment module 36 automatically adjusts and specifically refer to the screen backlight brightness value of mobile terminal is adjusted into 2000lux screen backlight according to current ambient light intensity value.
It should be noted that, the device that a kind of automatic backlight of automatically opening mobile terminal that above-described embodiment provides is adjusted, only the division with above-mentioned each functional module is illustrated, in practical application, can above-mentioned functions be distributed and by different functional modules, completed as required, the internal structure of the system of being about to is divided into different functional modules, to complete all or part of function described above.
In sum, method of the present invention and device detect adjusting pattern backlight, screen backlight brightness and ambient light intensity successively, when mobile terminal meets the condition setting in advance, can automatically open automatic backlight and regulate pattern, and automatically screen backlight is adjusted according to current ambient light intensity value, avoided causing because screen back light value is too low the situation that cannot see screen display under high light to occur, it is reasonable in design, has promoted user's experience.
Above-described embodiment is preferably execution mode of the present invention; but embodiments of the present invention are not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present invention and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection scope of the present invention.
Claims (9)
1. a method of automatically opening the automatic backlight adjustment of mobile terminal, is characterized in that, the method comprises the following steps:
When mobile terminal bright screen, detect the current automatic backlight of whether opening of mobile terminal and regulate pattern;
If the current automatic backlight of not opening of mobile terminal regulates pattern, obtain the current screen backlight brightness value of mobile terminal;
Judge that whether the current screen backlight brightness value of mobile terminal is in minimum brightness section;
If the current screen backlight brightness value of mobile terminal is in minimum luminance area, current ambient light intensity value is obtained in sampling;
Judge that current ambient light intensity value is whether between highlights;
If current ambient light intensity value between highlights, is opened automatic backlight and is regulated pattern, and automatically screen backlight is adjusted according to current ambient light intensity value.
2. the method that the automatic backlight of automatically opening mobile terminal according to claim 1 is adjusted, is characterized in that, described minimum brightness section is 5～15lux.
3. the method that the automatic backlight of automatically opening mobile terminal according to claim 1 is adjusted, is characterized in that, is more than 8500lux between described highlights.
4. the method that the automatic backlight of automatically opening mobile terminal according to claim 1 is adjusted, it is characterized in that, more than the described step of automatically screen backlight being adjusted according to current ambient light intensity value is specially the screen backlight brightness value of mobile terminal is adjusted into 2000lux.
5. a device of automatically opening the automatic backlight adjustment of mobile terminal, is characterized in that, comprising:
Backlight mode detection module, for when the mobile terminal bright screen, detects the current automatic backlight of whether opening of mobile terminal and regulates pattern;
Backlight value acquisition module, if regulate pattern for the current automatic backlight of not opening of mobile terminal, obtains the current screen backlight brightness value of mobile terminal;
Backlight value judge module, for judging that whether the current screen backlight brightness value of mobile terminal is in minimum brightness section;
Luminous intensity acquisition module, if for the current screen backlight brightness value of mobile terminal in minimum luminance area, current ambient light intensity value is obtained in sampling;
Luminous intensity judge module, for judging that current ambient light intensity value is whether between highlights;
Automatic backlight starts adjustment module, if for current ambient light intensity value between highlights, open automatic backlight and regulate pattern, and automatically screen backlight is adjusted according to current ambient light intensity value.
6. the device that the automatic backlight of automatically opening mobile terminal according to claim 5 is adjusted, is characterized in that, described minimum brightness section is 5～15lux.
7. the device that the automatic backlight of automatically opening mobile terminal according to claim 5 is adjusted, is characterized in that, is more than 8500lux between described highlights.
8. the device that the automatic backlight of automatically opening mobile terminal according to claim 5 is adjusted, it is characterized in that, described automatic backlight starts more than adjustment module automatically adjusts and specifically refer to the screen backlight brightness value of mobile terminal is adjusted into 2000lux screen backlight according to current ambient light intensity value.
9. the device that the automatic backlight of automatically opening mobile terminal according to claim 5 is adjusted, is characterized in that, described luminous intensity acquisition module is set to optical sensor.
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| CN201410300771.2A CN104023145B (en) | 2014-06-27 | 2014-06-27 | A kind of method and device automatically opening the automatic backlight adjustment of mobile terminal |
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| CN201410300771.2A CN104023145B (en) | 2014-06-27 | 2014-06-27 | A kind of method and device automatically opening the automatic backlight adjustment of mobile terminal |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104464647A (en) * | 2014-11-28 | 2015-03-25 | 广东欧珀移动通信有限公司 | Backlight brightness adjusting method and terminal |
| CN104916270A (en) * | 2015-05-29 | 2015-09-16 | 努比亚技术有限公司 | Method for adjusting screen brightness and device thereof |
| CN105049625A (en) * | 2015-07-23 | 2015-11-11 | 深圳市万普拉斯科技有限公司 | Brightness regulation method and device for display screen of mobile terminal, and mobile terminal |
| CN105450870A (en) * | 2015-12-03 | 2016-03-30 | 小米科技有限责任公司 | Method and device for adjusting brightness of mobile terminal |
| WO2016110145A1 (en) * | 2015-01-08 | 2016-07-14 | 小米科技有限责任公司 | Method and device for setting screen brightness |
| CN105847535A (en) * | 2016-03-16 | 2016-08-10 | 广东欧珀移动通信有限公司 | Display screen brightness adjusting method and mobile terminal |
| CN105872235A (en) * | 2016-04-26 | 2016-08-17 | 广东欧珀移动通信有限公司 | Method and device for controlling brightness of displayer of electronic equipment and electronic equipment |
| CN105895055A (en) * | 2016-05-31 | 2016-08-24 | 信利半导体有限公司 | Screen brightness regulating method and regulating system as well as display device |
| WO2016201766A1 (en) * | 2015-06-19 | 2016-12-22 | 中兴通讯股份有限公司 | Backlight brightness adjusting method and device |
| CN108346411A (en) * | 2017-01-22 | 2018-07-31 | 中兴通讯股份有限公司 | A kind of back light brightness regulating method, device and terminal |
| CN108540638A (en) * | 2018-01-31 | 2018-09-14 | 努比亚技术有限公司 | Screen intensity adjusts control method, terminal and computer storage media |
| CN108848265A (en) * | 2018-06-21 | 2018-11-20 | 广东小天才科技有限公司 | Screen brightness adjusting method and device for local area, terminal and storage medium |
| CN111031230A (en) * | 2018-10-09 | 2020-04-17 | 奇酷互联网络科技（深圳）有限公司 | Method for adjusting brightness of shooting interface, terminal and storage device |
| CN111272200A (en) * | 2020-02-07 | 2020-06-12 | 北京字节跳动网络技术有限公司 | Output value adjusting method and device and electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104464647A (en) * | 2014-11-28 | 2015-03-25 | 广东欧珀移动通信有限公司 | Backlight brightness adjusting method and terminal |
| WO2016110145A1 (en) * | 2015-01-08 | 2016-07-14 | 小米科技有限责任公司 | Method and device for setting screen brightness |
| CN104916270A (en) * | 2015-05-29 | 2015-09-16 | 努比亚技术有限公司 | Method for adjusting screen brightness and device thereof |
| CN104916270B (en) * | 2015-05-29 | 2019-04-05 | 努比亚技术有限公司 | A kind of method and apparatus adjusting screen intensity |
| WO2016201766A1 (en) * | 2015-06-19 | 2016-12-22 | 中兴通讯股份有限公司 | Backlight brightness adjusting method and device |
| CN105049625B (en) * | 2015-07-23 | 2018-07-20 | 深圳市万普拉斯科技有限公司 | Brightness adjusting method, device and the mobile terminal of the display screen of mobile terminal |
| CN105049625A (en) * | 2015-07-23 | 2015-11-11 | 深圳市万普拉斯科技有限公司 | Brightness regulation method and device for display screen of mobile terminal, and mobile terminal |
| CN105450870A (en) * | 2015-12-03 | 2016-03-30 | 小米科技有限责任公司 | Method and device for adjusting brightness of mobile terminal |
| CN105847535A (en) * | 2016-03-16 | 2016-08-10 | 广东欧珀移动通信有限公司 | Display screen brightness adjusting method and mobile terminal |
| CN105847535B (en) * | 2016-03-16 | 2019-08-06 | Oppo广东移动通信有限公司 | A kind of brightness of display screen adjusting method and mobile terminal |
| CN105872235A (en) * | 2016-04-26 | 2016-08-17 | 广东欧珀移动通信有限公司 | Method and device for controlling brightness of displayer of electronic equipment and electronic equipment |
| CN105895055B (en) * | 2016-05-31 | 2018-04-06 | 信利半导体有限公司 | A kind of screen luminance adjustment method and regulating system, display device |
| CN105895055A (en) * | 2016-05-31 | 2016-08-24 | 信利半导体有限公司 | Screen brightness regulating method and regulating system as well as display device |
| CN108346411A (en) * | 2017-01-22 | 2018-07-31 | 中兴通讯股份有限公司 | A kind of back light brightness regulating method, device and terminal |
| CN108540638A (en) * | 2018-01-31 | 2018-09-14 | 努比亚技术有限公司 | Screen intensity adjusts control method, terminal and computer storage media |
| CN108848265A (en) * | 2018-06-21 | 2018-11-20 | 广东小天才科技有限公司 | Screen brightness adjusting method and device for local area, terminal and storage medium |
| CN108848265B (en) * | 2018-06-21 | 2021-02-23 | 广东小天才科技有限公司 | Screen brightness adjusting method and device for local area, terminal and storage medium |
| CN111031230A (en) * | 2018-10-09 | 2020-04-17 | 奇酷互联网络科技（深圳）有限公司 | Method for adjusting brightness of shooting interface, terminal and storage device |
| CN111272200A (en) * | 2020-02-07 | 2020-06-12 | 北京字节跳动网络技术有限公司 | Output value adjusting method and device and electronic equipment |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: OPPO Guangdong Mobile Communications Co., Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: Guangdong Opel Mobile Communications Co., Ltd. |
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