CN105845090A - Method and device for backlight adjustment - Google Patents
Method and device for backlight adjustment Download PDFInfo
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- CN105845090A CN105845090A CN201610214772.4A CN201610214772A CN105845090A CN 105845090 A CN105845090 A CN 105845090A CN 201610214772 A CN201610214772 A CN 201610214772A CN 105845090 A CN105845090 A CN 105845090A
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- backlight
- terminal
- ambient light
- module
- environment
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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
- G09G3/3413—Details of control of colour illumination sources
-
- 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 method and a device for backlight adjustment. According to the method, a backlight adjustment request is received, a distance from a terminal to an external barrier is acquired according to the backlight adjustment request, whether the distance is greater than a preset distance is determined, if yes, backlight brightness of the terminal is adjusted according to the environment luminosity of the present location environment of the terminal. According to the method, backlight brightness of the terminal is adjusted on the basis of two factors including the distance between the terminal and the external barrier and the present location environment luminosity, and thereby backlight adjustment accuracy is improved compared with the prior art.
Description
Technical field
The present invention relates to field of terminal technology, particularly relate to a kind of backlight adjusting method and device.
Background technology
Along with development and the development of mobile communications network of the Internet, simultaneously also along with the disposal ability of terminal
With the fast development of storage capacity, the application program of magnanimity has obtained rapid propagation and use；Conventional application
Program, while facilitating user job and life, is no lack of the application program newly developed day also into user
Often life, the amusement sense in the quality of life that improve user, the frequency using terminal and use.
At present, the backlight regulative mode of terminal mainly includes automatic backlight and two kinds of backlight modes of fixing backlight.
In automatic backlight pattern, screen intensity, by detecting current ambient light, is regulated to accordingly by terminal
Backlight level, but owing to the undulatory property of ambient light is bigger so that the number of times of brightness regulation in certain period of time
More, and regulate brightness continually and terminal power loss will be caused bigger.
Similarly, fixing backlight mode is often faced with two kinds of extreme cases, and one is under half-light environment, than
Such as user's incoming call at night, this fixing backlight is the most dazzling；Another kind is under strong light environment, such as at family
Under outer direct sunlight, user will not see terminal screen, and cannot operate terminal.
From the foregoing, it will be observed that there is the technical problem that accuracy is poor in the backlight regulative mode of existing terminal.
Summary of the invention
The embodiment of the present invention provides a kind of backlight adjusting method and device, and the backlight that can solve existing terminal is adjusted
The technical problem that joint mode accuracy is poor.
The embodiment of the present invention provides a kind of backlight adjusting method, including:
Receive backlight regulation request；
According to the distance between described backlight regulation acquisition request terminal and extraneous barrier；
Judge that whether described distance is more than predeterminable range；
The backlight illumination of described terminal is entered by the ambient light being the most then presently in environment according to described terminal
Row regulation.
In an embodiment of the present invention, after judging that described distance is more than predeterminable range, according to described terminal
Being presently in before the backlight illumination of described terminal is adjusted by the ambient light of environment, described method is also wrapped
Include:
Obtain described terminal and be presently in the ambient light of environment and the history environment luminosity of local environment before
Between luminosity difference；
Judge that whether described luminosity difference is more than preset difference value；
If so, perform to be presently in the ambient light of the environment backlight illumination to described terminal according to described terminal
The step being adjusted.
In an embodiment of the present invention, described it is presently in the ambient light of environment to described according to described terminal
The step that the backlight illumination of terminal is adjusted, specifically includes:
Judge that described ambient light is whether in default photometric range；
The most then the backlight illumination of described terminal is regulated to object brightness.
In an embodiment of the present invention, the described step by the backlight illumination regulation of described terminal to object brightness
Suddenly, specifically include:
Receiving the regulating command that user is triggered by described terminal, described regulating command instruction needs are adjusted to
Object brightness；
According to described regulating command, the backlight illumination of described terminal is regulated to described object brightness.
In an embodiment of the present invention, the described step by the backlight illumination regulation of described terminal to object brightness
Suddenly, specifically include:
Obtain brightness corresponding to described default photometric range as object brightness；
The backlight illumination of described terminal is regulated to described object brightness.
Correspondingly, embodiments provide a kind of backlight adjusting means, including: receiver module, distance obtain
Module, the first judge module and adjustment module；Wherein,
Described receiver module, is used for receiving backlight regulation request；
Described distance acquisition module, for according to described backlight regulation acquisition request terminal and extraneous barrier it
Between distance；
Described first judge module, is used for judging that whether described distance is more than predeterminable range；
Described adjustment module, for when described first judge module is judged as YES, current according to described terminal
The backlight illumination of described terminal is adjusted by the ambient light of local environment.
In an embodiment of the present invention, described device also includes: difference acquisition module and the second judge module；
Wherein,
At described first judge module, described difference acquisition module, for judging that described distance is more than predeterminable range
Afterwards, described adjustment module is presently in the ambient light of the environment backlight to described terminal according to described terminal
Before brightness is adjusted, obtains described terminal and be presently in ambient light and the local environment before of environment
Luminosity difference between history environment luminosity；
Described second judge module, is used for judging that whether described luminosity difference is more than preset difference value；
Described adjustment module, specifically for when described second judge module is judged as YES, according to described terminal
The backlight illumination of described terminal is adjusted by the ambient light being presently in environment.
In an embodiment of the present invention, described adjustment module specifically includes: judge submodule and regulon module；
Wherein,
Described judgement submodule, is used for judging that described ambient light is whether in default photometric range；
At described judgement submodule, described regulon module, for judging that described ambient light is at default luminosity model
When enclosing interior, the backlight illumination of described terminal is regulated to object brightness.
In an embodiment of the present invention, described regulon module, specifically for receiving user by described terminal
The regulating command triggered, described regulating command instruction needs the object brightness being adjusted to；Refer to according to described regulation
Make and the backlight illumination of described terminal is regulated to this object brightness.
In an embodiment of the present invention, described regulon module, specifically for obtaining described default photometric range
Corresponding brightness is as object brightness；The backlight illumination of described terminal is regulated to described object brightness.
Embodiments provide a kind of backlight adjusting method and device；This backlight adjusting method, by connecing
Receive backlight regulation request, and according to the distance between this backlight regulation acquisition request terminal and extraneous barrier,
Subsequently determine whether that this distance, whether more than predeterminable range, if being more than, is then presently in the ring of environment according to this terminal
The backlight illumination of terminal is adjusted by border luminosity；The program can be based between terminal and extraneous barrier
Distance and current ambient light both factors, be adjusted the backlight illumination of terminal, relative to existing
For technology, improve the accuracy of backlight regulation.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, institute in embodiment being described below
The accompanying drawing used is needed to be briefly described, it should be apparent that, the accompanying drawing in describing below is only the present invention
Some embodiments, for those skilled in the art, on the premise of not paying creative work, also
Other accompanying drawing can be obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of the backlight adjusting method that the embodiment of the present invention one provides；
Fig. 2 is the schematic flow sheet of the backlight adjusting method that the embodiment of the present invention two provides；
Fig. 3 a is the structural representation of the first backlight adjusting means that the embodiment of the present invention three provides；
Fig. 3 b is the structural representation of the second backlight adjusting means that the embodiment of the present invention three provides；
Fig. 3 c is the structural representation of the third backlight adjusting means that the embodiment of the present invention three provides.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, be fully described by, it is clear that described embodiment be only a part of embodiment of the present invention rather than
Whole embodiments.Based on the embodiment in the present invention, those skilled in the art are not making creative labor
The every other embodiment obtained under dynamic premise, broadly falls into the scope of protection of the invention.
The embodiment of the present invention provides a kind of backlight adjusting method and device.To be described in detail respectively below.
Embodiment one,
The present embodiment will be described from the angle of backlight adjusting means, and this backlight adjusting means specifically can collect
Becoming in the terminal, this terminal can be the equipment such as smart mobile phone, panel computer.
A kind of backlight adjusting method, including: receive backlight regulation request, and obtain according to the regulation request of this backlight
Take the distance between terminal and extraneous barrier, it is judged that whether this distance is more than predeterminable range, if being more than, then
The backlight illumination of terminal is adjusted by the ambient light being presently in environment according to this terminal.
As it is shown in figure 1, this backlight adjusting method, idiographic flow can be such that
101, backlight regulation request is received.
Specifically, backlight regulation request can be received when terminal is in holding state；Wherein, this backlight is adjusted
Joint request can be initiated voluntarily by terminal and receive, and such as, it is fixed to arrange based on certain timing system
Time trigger this backlight regulation request, or can be this backlight regulation request setting one trigger condition, whenever
Reach this trigger condition and triggering terminal can initiate the regulation request of this backlight voluntarily, and perform reception, process.
The regulation request of this backlight can also be triggered by terminal by user, or by certain medium to end
End is initiated, and such as, user can trigger the regulation request of this backlight by input operation on a terminal screen,
The most such as, user can by remotely operation or closely infrared remote control send the regulation of this backlight to terminal please
Asking, terminal performs reception subsequently.
In embodiments of the present invention, in order to save terminal power and run resource, it is also possible to be in terminal and call out
Receive the regulation request of this backlight during the state of waking up, such as, receive the regulation of this backlight when being waken up from holding state
Request.
102, according to the distance between this backlight regulation acquisition request terminal and extraneous barrier.
Specifically, can by current distance detection system obtain between this terminal and extraneous barrier away from
From.Wherein, this distance detection system can obtain the physical distance between any two object, and this distance is examined
Examining system can be integrated in terminal with the form of software or hardware, and such as, this distance detection system can be to pass
Sensor (such as infrared distance sensor, proximity transducer etc.)；And external world's barrier can include natural obstacle
This terminal can be caused the object blocking obstruction by thing and/or cultural obstacle etc., such as, blocks this terminal
The books of screen, user's limbs etc..
In the present embodiment, the mode obtaining the distance between terminal and extraneous barrier has multiple, such as, and can
, after receiving the regulation request of this backlight, to issue distance and to obtain instruction, to make the distance detection system can root
Perform to obtain the distance between present terminal and extraneous barrier according to this instruction, and range information is fed back to end
End；That is, step " distance according between this backlight regulation acquisition request terminal and extraneous barrier " tool
Body may include that
Instruction is obtained to distance detection system transmission range；
Receiving the range information that this distance detection system returns, wherein, this range information is that the detection of this distance is
Unite and obtain the distance between terminal and the extraneous barrier that instruction obtains according to this distance.
The most such as, can be after terminal receive the regulation request of this backlight, transmission range obtains request, makes
Distance detection system responds after receiving this request, subsequently, from the detection of this distance can be according to response results
The memory area that system is corresponding calls corresponding range information；That is, step is " according to the regulation request of this backlight
Obtain the distance between terminal and extraneous barrier " specifically may include that
Request is obtained to distance detection system transmission range；
Receive the response message that this distance detection system returns；
From the memory area that this distance detection system is corresponding, corresponding distance letter is obtained according to this response message
Breath.
103, judge that whether this distance is more than predeterminable range；If so, step 104 is performed, if it is not, terminate
Flow process.
Specifically, the range information got can be analyzed, process by this terminal, initiates subsequently to call
Request, calls predeterminable range information from relevant memory area according to this call request, then this is got
Distance compare with predeterminable range, to obtain comparative result.
Wherein, predeterminable range can be set according to the actual requirements, and such as, this predeterminable range can set
For 1mm, 1cm etc..In embodiments of the present invention, this predeterminable range is whether this terminal performs backlight
Regulation operation a judgment criteria, therefore, it can according to user's actual need carry out related experiment test with
Obtain the standard value of this predeterminable range.
In embodiments of the present invention, when needing at extraneous barrier with this terminal apart from certain spacing, just just
Backlight regulation operation can be performed.Assume that at the distance detection system of terminal built-in be proximity transducer, the most permissible
By the electromagnetic induction characteristic of this proximity transducer, the vortex flow of detection blocking surfaces or internal generation is drawn
The magnetic losses risen or the feature such as impedance variation, with obtain between present terminal and extraneous barrier away from
From, and then may determine that the most whether terminal is in the state being blocked, when this distance is less than or equal to pre-
If during distance, it is determined that be currently at the state being blocked for this terminal, now terminate flow process；When this distance is big
When predeterminable range, it is determined that be currently at the state not being blocked for this terminal, perform step 104.
The backlight illumination of terminal is adjusted by the ambient light 104, being presently in environment according to terminal.
Specifically, after the distance judged between terminal and barrier is more than predeterminable range, tune can be issued
Joint instruction, so that its backlight illumination can be adjusted by terminal according to this regulating command.
Preferably, the ambient light of environment can be presently in by current light-intensity test system detection terminal
Degree, wherein, this light-intensity test system may be used for detecting the luminosity of the ambient light such as light, natural light and its
The parameter (such as luminous flux, brightness etc.) that he is correlated with, it can be integrated in end with the form of software or hardware
End, such as, this light-intensity test system can be sensor (such as ambient light sensor).
In specific implementation process, this terminal can generate corresponding regulating command according to this ambient light, and
According to this regulating command, its backlight illumination is adjusted；That is, step " is presently in environment according to terminal
Ambient light the backlight illumination of terminal is adjusted ", idiographic flow can be such that
Judge that this ambient light is whether in default photometric range；
The most then the backlight illumination of this terminal is regulated to object brightness.
Wherein, this default photometric range can be set according to the actual requirements, such as, and this default luminosity model
Enclose the range of light intensity that can be set as the form such as 0～99lux, 100～9999lux or 10000～∞ lux, will
Light intensity is divided into multiple interval grade, to determine corresponding backlight regulation strategy.
In embodiments of the present invention, the mode of the backlight illumination regulation of this terminal to object brightness can be had many
Kind；
Alternatively, the step of above-mentioned " backlight illumination of this terminal is regulated to object brightness ", idiographic flow
Can be such that
Receiving the regulating command that user is triggered by this terminal, this regulating command instruction needs the target being adjusted to
Brightness；
According to this regulating command, the backlight illumination of this terminal is regulated to this object brightness.
Specifically, when ambient light is in this default photometric range, the backlight illumination of this terminal can pass through
The regulating command regulation that user triggers, and do not change with the change of ambient light, i.e. when ambient light is at this
Time in default photometric range, the backlight illumination of this terminal can be set as constant brightness.
Such as, it is assumed that this default photometric range is 100～9999lux, and terminal is presently in the environment of environment
Luminosity is 500lux, if backlight brightness values 800nit of present terminal, then when the ambient light of terminal local environment
Degree is 1000lux, and the backlight brightness values of this terminal still keeps constant for 800nit, now to regulation terminal
Current backlight illumination, then can be by receiving the regulating command that user is triggered by this terminal, by this terminal
Backlight illumination regulation to this object brightness (such as 100nit).
And when the ambient light of terminal local environment is less than 100lux or is higher than 9999lux, this terminal
Backlight brightness values just can change along with ambient light.
Another alternatively, the step of above-mentioned " backlight illumination of this terminal is regulated to object brightness ", specifically
Flow process can be such that
Obtain brightness corresponding to this default photometric range as object brightness；
The backlight illumination of this terminal is regulated to this object brightness.
Such as, it is assumed that backlight brightness values 800nit of present terminal, above-mentioned default photometric range is
10000～∞ lux, terminal is presently in the ambient light the highest (such as 10000lux) of environment, at this default light
In the range of degree, now terminal can generate luminance acquisition instruction according to this ambient light, and according to this brightness
Obtain instruction from relevant memory area, obtain the brightness corresponding with this default photometric range set in advance
(such as 10000nit), regulates the backlight illumination of this terminal to this brightness from current 800nit.
Similarly, it is assumed that backlight brightness values 800nit of present terminal, above-mentioned default photometric range is
0～99lux, and brightness corresponding to this default photometric range is 10nit, if terminal is presently in the environment of environment
During luminosity the lowest (such as 10lux), then the backlight illumination of this terminal is from current 800nit regulation to 10nit.
Preferably, in order to improve the accuracy of terminal backlight regulation, this terminal brightness can be adjusted
Behaviour be further qualified；That is, after judging that this distance is more than predeterminable range, current according to this terminal
Before the backlight illumination of this terminal is adjusted by the ambient light of local environment, the method can also include:
Obtain this terminal be presently in the ambient light of environment and local environment before history environment luminosity it
Between luminosity difference；
Judge that whether this luminosity difference is more than preset difference value；
The backlight illumination of this terminal is carried out by the ambient light if so, performing to be presently in environment according to this terminal
The step of regulation.
If it is not, end flow process.
Specifically, terminal can trigger the acquisition of luminosity difference and refer to after judging that this distance is more than predeterminable range
Order, according to this instruction from the storage of light-intensity test system (such as the ambient light sensor) correspondence of this terminal built-in
Region is extracted this terminal and is presently in the ambient light information of environment and the history environment of local environment before
Luminosity information, subsequently can to terminal send information process request, terminal can according to this information process request,
Calculate luminosity difference between the two.
Wherein, this history environment luminosity can be before obtaining the ambient light that above-mentioned terminal is current, obtains
Terminal environments luminosity.Such as, the ambient light obtained for the first time is a, the ambient light that second time obtains
For b, the current ambient light obtained is c, then a, b all can be described as history environment luminosity；And in the present invention
In embodiment, involved history environment luminosity is b, and the luminosity that indication luminosity difference is c Yu b is poor
Value, can be designated as △ L, △ L=| c-b | or △ L=| b-c |.
In specific implementation process, it is judged that whether this luminosity difference has multiple more than the mode of preset difference value, than
As, can be obtaining after this luminosity difference, from corresponding memory area (built-in memory area or external
Memory area) in call this preset difference value, the luminosity difference got and preset difference value can be carried out subsequently
Relatively, to judge that whether this luminosity difference is more than preset difference value.
From the foregoing, it will be observed that embodiments provide a kind of backlight adjusting method, please by receiving backlight regulation
Ask, and according to the distance between this backlight regulation acquisition request terminal and extraneous barrier, it is judged that this distance is
No more than predeterminable range, if being more than, then it is presently in the ambient light back of the body to terminal of environment according to this terminal
Brightness is adjusted；The program can be based on the distance between terminal and extraneous barrier and current environment
Luminosity both factors, are adjusted the backlight illumination of terminal, in terms of existing technologies, improve
The accuracy of backlight regulation；Decrease the number of times of regulation the most to a certain extent, thus reduce terminal
The loss of electricity.
Embodiment two,
According to the method described by embodiment one, below citing is described in further detail.
In the present embodiment, specifically will be integrated in smart mobile phone with this backlight adjusting means, will be close to sensing
Device and ambient light sensor are described in detail as a example by being integrated in this smart mobile phone.
As in figure 2 it is shown, a kind of backlight adjusting method, idiographic flow can be such that
201, smart mobile phone receives backlight regulation request.
Specifically, this smart mobile phone can be triggered receive when this smart mobile phone is waken up from holding state
The backlight regulation request that it is initiated voluntarily.
202, smart mobile phone is according to the distance between this backlight regulation acquisition request itself and extraneous barrier.
Specifically, distance acquisition can be issued and refers to after this smart mobile phone receives the regulation request of this backlight
Order, after making distance detection system (i.e. proximity transducer) built-in in this smart mobile phone receive this instruction,
Perform to obtain that this smart mobile phone is current and range information between extraneous barrier, and range information is fed back；
That is, should " smart mobile phone is according to the distance between this backlight regulation acquisition request itself and extraneous barrier "
Step, specifically may include that
Smart mobile phone obtains instruction to distance detection system transmission range；
Distance detection system receives this distance and obtains instruction；
Distance detection system obtains instruction according to this distance and obtains between this smart mobile phone and extraneous barrier
Range information；
Smart mobile phone receives the range information that this distance detection system returns.
203, smart mobile phone judges that whether this distance is more than predeterminable range；If so, step 203 is performed, if
No, terminate flow process.
Specifically, the range information got can be analyzed, process by this smart mobile phone, it is possible to send out
Play call request, from relevant memory area, call predeterminable range information according to this call request, subsequently will
This distance got compares with predeterminable range, to judge that whether this distance is more than predeterminable range.
204, smart mobile phone judges whether the ambient light of its local environment changes；If so, step is performed
Rapid 204, if it is not, terminate flow process.
Specifically, can be obtained by the light-intensity test system (i.e. ambient light sensor) that this smart mobile phone is built-in
Take this smart mobile phone and be presently in ambient light and the history environment luminosity of local environment before of environment, go forward side by side
Row compares, to judge whether the ambient light of its local environment changes.
Preferably, in order to improve the accuracy of terminal backlight regulation, above-mentioned " smart mobile phone judges ring residing for it
Whether the ambient light in border changes " step, idiographic flow can be such that
Smart mobile phone obtains the history environment light of its ambient light being presently in environment and local environment before
Luminosity difference between degree；
Smart mobile phone judges that whether this luminosity difference is more than preset difference value；
If so, this smart mobile phone judges that the ambient light of its local environment changes；
If it is not, the ambient light that this smart mobile phone judges its local environment does not changes.
205, smart mobile phone judges that it is presently in the ambient light of environment whether in default photometric range；
If so, step 206 is performed, if it is not, terminate flow process.
Wherein, this default photometric range can be set according to the actual requirements, such as, and this default luminosity model
Enclose the range of light intensity that can be set as the form such as 0～99lux, 100～9999lux or 10000～∞ lux, will
Light intensity is divided into multiple interval grade, to determine corresponding backlight regulation strategy.
206, its backlight illumination is regulated to object brightness by smart mobile phone.
In embodiments of the present invention, the backlight illumination of this smart mobile phone is regulated permissible to the mode of object brightness
Have multiple；Such as, can receive the regulating command that user is triggered by this smart mobile phone, this regulating command refers to
Show the object brightness that needs are adjusted to, according to this regulating command, the backlight illumination of this terminal is regulated to this target
Brightness.
The most such as, default photometric range institute mentioned during this smart mobile phone can obtain above-mentioned steps 205 is right
The brightness answered, and the object brightness this brightness being adjusted to as needs, regulate the backlight illumination of this terminal
To this object brightness.
From the foregoing, it will be observed that embodiments provide a kind of backlight adjusting method, receive the back of the body by smart mobile phone
Light regulation request, and according to the distance between this backlight regulation acquisition request terminal and extraneous barrier, subsequently
Judge whether this distance is more than predeterminable range, if being more than, it is judged that whether the ambient light of its local environment occurs
Change, is adjusted its backlight illumination according to its ambient light being presently in environment when changing；
The program can be based on the distance between smart mobile phone and extraneous barrier and current ambient light both
Factor, is adjusted its backlight illumination, can be adjusted to phase when user needs and watches smart mobile phone screen
The brightness answered, in terms of existing technologies, improve backlight accommodation accuracy and backlight regulation flexible
Property.
Embodiment three,
In order to preferably implement above method, the embodiment of the present invention also provides for a kind of backlight adjusting means, this back of the body
Light adjusting means can integrated in the terminal, this terminal specifically can include mobile phone, panel computer, notebook
Apparatus such as computer.As shown in Figure 3 a, this backlight adjusting means may include that receiver module 301, distance obtain
Delivery block the 302, first judge module 303 and adjustment module 304 are as follows:
This receiver module 301, is used for receiving backlight regulation request；
This distance acquisition module 302, for according to this backlight regulation acquisition request terminal and extraneous barrier it
Between distance；
This first judge module 303, is used for judging that whether this distance is more than predeterminable range；
This adjustment module 304, for when this first judge module 303 is judged as YES, current according to this terminal
The backlight illumination of this terminal is adjusted by the ambient light of local environment.
Preferably, referring to Fig. 3 b, this device can also include: difference acquisition module 305 and second is sentenced
Disconnected module 306；Wherein,
This difference acquisition module 305, for this first judge module 303 judge this distance more than default away from
From afterwards, this adjustment module 304 is presently in the ambient light backlight to this terminal of environment according to this terminal
Before brightness is adjusted, obtains this terminal and be presently in the ambient light of environment and going through of local environment before
Luminosity difference between history ambient light；
This second judge module 306, is used for judging that whether this luminosity difference is more than preset difference value；
Wherein, this adjustment module 304, specifically for when this second judge module 306 is judged as YES, root
The backlight illumination of this terminal is adjusted by the ambient light being presently in environment according to this terminal.
Preferably, referring to Fig. 3 c, this adjustment module 304 specifically may include that and judges submodule 3041
With regulon module 3042；Wherein,
This judgement submodule 3041, is used for judging that this ambient light is whether in default photometric range；
At this judgement submodule 3041, this regulon module 3042, for judging that this ambient light is at default light
Time in the range of degree, the backlight illumination of this terminal is regulated to object brightness.
Preferably, this regulon module 3042, specifically may be used for receiving what user was triggered by this terminal
Regulating command, this regulating command instruction needs the object brightness being adjusted to；According to this regulating command by this terminal
Backlight illumination regulate to this object brightness.
Preferably, this regulon module 3042, specifically may be used for obtaining corresponding bright of this default photometric range
Degree is as object brightness；The backlight illumination of this terminal is regulated to this object brightness.
From the foregoing, it will be observed that embodiments provide a kind of backlight adjusting means, by receiver module 301
Receiving backlight regulation request, distance acquisition module 302 is according to this backlight regulation acquisition request terminal and extraneous barrier
Whether this distance is more than predeterminable range, adjustment module to hinder the distance between thing, the first judge module 303 to judge
304, when this first judge module 303 is judged as YES, are presently in the ambient light of environment according to this terminal
The backlight illumination of terminal is adjusted；The program can based on the distance between terminal and extraneous barrier and
Current ambient light both factors, are adjusted the backlight illumination of terminal, relative to prior art
Speech, improves the accuracy of backlight regulation.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment
Suddenly the program that can be by completes to instruct relevant hardware, and this program can be stored in a computer-readable
In storage medium, storage medium may include that read only memory (ROM, Read Only Memory),
Random access memory (RAM, Random Access Memory), disk or CD etc..
A kind of backlight adjusting method provided the embodiment of the present invention above and device are described in detail,
Principle and the embodiment of the present invention are set forth by program used herein specific case, above enforcement
The explanation of example is only intended to help to understand method and the core concept thereof of the present invention；Simultaneously for this area
Technical staff, according to the thought of the present invention, all can change in detailed description of the invention and range of applications
Part, in sum, this specification content should not be construed as limitation of the present invention.
Claims (10)
1. a backlight adjusting method, it is characterised in that including:
Receive backlight regulation request；
According to the distance between described backlight regulation acquisition request terminal and extraneous barrier；
Judge that whether described distance is more than predeterminable range；
The backlight illumination of described terminal is entered by the ambient light being the most then presently in environment according to described terminal
Row regulation.
2. backlight adjusting method as claimed in claim 1, it is characterised in that judging that described distance is big
After predeterminable range, it is presently in the ambient light of environment according to described terminal bright to the backlight of described terminal
Before degree is adjusted, described method also includes:
Obtain described terminal and be presently in the ambient light of environment and the history environment luminosity of local environment before
Between luminosity difference；
Judge that whether described luminosity difference is more than preset difference value；
If so, perform to be presently in the ambient light of the environment backlight illumination to described terminal according to described terminal
The step being adjusted.
3. backlight adjusting method as claimed in claim 1, it is characterised in that described according to described terminal
It is presently in the step that the backlight illumination of described terminal is adjusted by the ambient light of environment, specifically includes:
Judge that described ambient light is whether in default photometric range；
The most then the backlight illumination of described terminal is regulated to object brightness.
4. backlight adjusting method as claimed in claim 3, it is characterised in that described by described terminal
Backlight illumination regulation, to the step of object brightness, specifically includes:
Receiving the regulating command that user is triggered by described terminal, described regulating command instruction needs are adjusted to
Object brightness；
According to described regulating command, the backlight illumination of described terminal is regulated to described object brightness.
5. backlight adjusting method as claimed in claim 3, it is characterised in that described by described terminal
Backlight illumination regulation, to the step of object brightness, specifically includes:
Obtain brightness corresponding to described default photometric range as object brightness；
The backlight illumination of described terminal is regulated to described object brightness.
6. a backlight adjusting means, it is characterised in that including: receiver module, distance acquisition module,
First judge module and adjustment module；Wherein,
Described receiver module, is used for receiving backlight regulation request；
Described distance acquisition module, for according to described backlight regulation acquisition request terminal and extraneous barrier it
Between distance；
Described first judge module, is used for judging that whether described distance is more than predeterminable range；
Described adjustment module, for when described first judge module is judged as YES, current according to described terminal
The backlight illumination of described terminal is adjusted by the ambient light of local environment.
7. backlight adjusting means as claimed in claim 6, it is characterised in that described device also includes:
Difference acquisition module and the second judge module；Wherein,
At described first judge module, described difference acquisition module, for judging that described distance is more than predeterminable range
Afterwards, described adjustment module is presently in the ambient light of the environment backlight to described terminal according to described terminal
Before brightness is adjusted, obtains described terminal and be presently in ambient light and the local environment before of environment
Luminosity difference between history environment luminosity；
Described second judge module, is used for judging that whether described luminosity difference is more than preset difference value；
Described adjustment module, specifically for when described second judge module is judged as YES, according to described terminal
The backlight illumination of described terminal is adjusted by the ambient light being presently in environment.
8. backlight adjusting means as claimed in claim 6, it is characterised in that described adjustment module is concrete
Including: judge submodule and regulon module；Wherein,
Described judgement submodule, is used for judging that described ambient light is whether in default photometric range；
At described judgement submodule, described regulon module, for judging that described ambient light is at default luminosity model
When enclosing interior, the backlight illumination of described terminal is regulated to object brightness.
9. backlight adjusting means as claimed in claim 8, it is characterised in that described regulon module,
Specifically for receiving the regulating command that user is triggered by described terminal, described regulating command instruction needs regulation
The object brightness arrived；According to described regulating command, the backlight illumination of described terminal is regulated to described target bright
Degree.
10. backlight adjusting means as claimed in claim 8, it is characterised in that described regulon module,
Specifically for obtaining brightness corresponding to described default photometric range as object brightness；Backlight by described terminal
Brightness regulation is to described object brightness.
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| CN201610214772.4A CN105845090B (en) | 2016-04-07 | 2016-04-07 | A kind of backlight adjusting method and device |
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| CN105845090B (en) | 2019-06-14 |
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Address after: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Applicant after: OPPO Guangdong Mobile Communications Co., Ltd. Address before: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Applicant before: Guangdong OPPO Mobile Communications Co., Ltd. |
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