CN105744034A - Screen brightness output method and device - Google Patents
Screen brightness output method and device Download PDFInfo
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- CN105744034A CN105744034A CN201610196169.8A CN201610196169A CN105744034A CN 105744034 A CN105744034 A CN 105744034A CN 201610196169 A CN201610196169 A CN 201610196169A CN 105744034 A CN105744034 A CN 105744034A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/22—Illumination; Arrangements for improving the visibility of characters on dials
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/82—Line monitoring circuits for call progress or status discrimination
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0251—Power saving arrangements in terminal devices using monitoring of local events, e.g. events related to user activity
- H04W52/0254—Power saving arrangements in terminal devices using monitoring of local events, e.g. events related to user activity detecting a user operation or a tactile contact or a motion of the device
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
- H04W52/0267—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by controlling user interface components
- H04W52/027—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by controlling user interface components by controlling a display operation or backlight unit
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- 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
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- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Environmental & Geological Engineering (AREA)
- Liquid Crystal Display Device Control (AREA)
- Controls And Circuits For Display Device (AREA)
- Telephone Function (AREA)
Abstract
The embodiment of the invention discloses a screen brightness output method and device; wherein the method comprises following steps of monitoring a state in which the display screen of a piece of user equipment is located; when the display screen is changed from a dim screen state to a bright screen state, outputting a screen brightness corresponding to a first light sensing value, wherein the first light sensing value is the light sensing value obtained from a light sensor arranged on the user equipment according to a first sampling frequency; when the display screen is in the bright screen state, outputting a brightness corresponding to a second light sensing value, wherein the second light sensing value is the light sensing value obtained from the light sensor according to a second sampling frequency and the first sampling frequency is higher than the second sampling frequency. Through application of the embodiment of the invention, the backlight setting efficiency of the user equipment can be improved; and the power consumption of the device is prevented from excessiveness.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of screen intensity output intent and device.
Background technology
At present, subscriber equipment such as mobile phone is generally provided with automatic backlight pattern, so that the screen intensity of mobile phone output can adapt to current environment, in actual applications, mobile phone needs constantly to read from optical sensor the light inductance value that current environment is corresponding, thus calculating mobile phone according to this light inductance value to be currently needed for the screen intensity of output, to realize the function of screen automatic backlight.
In actual applications, mobile phone is to read, with fixed sampling frequency, the light inductance value that current environment is corresponding from optical sensor.But, if this fixed sampling frequency arranges too high, then can cause that mobile telephone power consumption is excessive；And if this fixed sampling frequency arranges relatively low, light sensation data acquisition speed then can be made slower, thus it is slower to cause calculating mobile phone display screen curtain backlight value, have impact on the backlight of mobile phone to arrange, especially when mobile phone is from the screen that goes out to bright screen state, mobile phone cannot light inductance value corresponding to quick obtaining current environment export the backlight value of its correspondence, backlight efficiency arranges relatively low, poor user experience.
Summary of the invention
Embodiments provide a kind of screen intensity output intent and device, it is possible to the backlight promoting subscriber equipment arranges efficiency and avoids equipment power dissipation excessive.
The embodiment of the invention discloses a kind of screen intensity output intent, including:
The display screen state in which of monitoring users equipment；
When described display screen is become bright screen state from screen state of going out, the screen intensity that output the first smooth inductance value is corresponding, described first smooth inductance value is the light inductance value obtained from the optical sensor being arranged at described subscriber equipment with the first sample frequency；
When described display screen is in bright screen state, the screen intensity that output the second smooth inductance value is corresponding, described second smooth inductance value is the light inductance value obtained from described optical sensor with the second sample frequency, and described first sample frequency is higher than described second sample frequency.
Optionally, described when described display screen is become bright screen state from screen state of going out, that output the first smooth inductance value is corresponding screen intensity, including:
When described display screen is in and goes out screen state, receive the screen triggered based on user operation and light instruction；
Respond described screen and light instruction, obtained the first smooth inductance value in the optical sensor being arranged at described subscriber equipment by the first sample frequency；
Obtain the screen brightness value corresponding with described first smooth inductance value, and be screen brightness value corresponding to described first smooth inductance value by the brightness adjustment of described display screen.
Optionally, after the screen intensity that the described smooth inductance value of output first is corresponding, described method also includes:
Timer is adopted to carry out timing；
Described when described display screen is in bright screen state, that output the second smooth inductance value is corresponding screen intensity, including:
Obtain the timing duration that described timing is corresponding, and judge whether described timing duration exceedes default time threshold；
If exceeding described time threshold, then obtain the second smooth inductance value in described optical sensor by the second sample frequency；
Obtain the screen brightness value corresponding with described second smooth inductance value, and be screen brightness value corresponding to described second smooth inductance value by the brightness adjustment of described display screen.
Optionally, described method also includes:
Preset luminance parameter look-up table, described luminance parameter look-up table includes least one set light inductance value and the brightness value corresponding with each group of light inductance value；
The screen brightness value that described acquisition is corresponding with described first smooth inductance value, including:
From described luminance parameter look-up table, find out the light inductance value matched with described first smooth inductance value, and determine the brightness value that the light inductance value of described coupling is corresponding；
Using the described brightness value determined as the screen brightness value corresponding with described first smooth inductance value.
Optionally, after the screen intensity that the described smooth inductance value of output second is corresponding, described method also includes:
No thoroughfare, and described first sample frequency obtains the light inductance value in described optical sensor.
Correspondingly, the embodiment of the invention also discloses a kind of screen intensity output device, including:
Status monitoring module, for the display screen state in which of monitoring users equipment；
First output module, for described status monitoring module listen to described display screen become bright screen state from screen state of going out time, exporting the screen intensity that the first smooth inductance value is corresponding, described first smooth inductance value is the light inductance value obtained from the optical sensor being arranged at described subscriber equipment with the first sample frequency；
Second output module, for described status monitoring module listen to described display screen be in bright screen state time, export the screen intensity that the second smooth inductance value is corresponding, described second smooth inductance value is the light inductance value obtained from described optical sensor with the second sample frequency, and described first sample frequency is higher than described second sample frequency.
Optionally, described first output module includes:
Instruction reception unit, for when described display screen is in and goes out screen state, receiving the screen triggered based on user operation and light instruction；
First sampling unit, is used for responding described screen and lights instruction, is obtained the first smooth inductance value in the optical sensor being arranged at described subscriber equipment by the first sample frequency；
First adjustment unit, for obtaining the screen brightness value corresponding with described first smooth inductance value, and is screen brightness value corresponding to described first smooth inductance value by the brightness adjustment of described display screen.
Optionally, described device also includes:
Timing module, for, after the screen intensity that the described smooth inductance value of output first is corresponding, adopting timer to carry out timing；
Described second output module includes:
Judging unit, for obtaining the timing duration that described timing is corresponding, and judges whether described timing duration exceedes default time threshold；
Second sampling unit, for the judged result of described judging unit be described timing duration exceed described time threshold time, obtain the second smooth inductance value in described optical sensor by the second sample frequency；
Second adjustment unit, for obtaining the screen brightness value corresponding with described second smooth inductance value, and is screen brightness value corresponding to described second smooth inductance value by the brightness adjustment of described display screen.
Optionally, described device also includes:
Preset module, for preset luminance parameter look-up table, described luminance parameter look-up table includes least one set light inductance value and the brightness value corresponding with each group of light inductance value；
The concrete mode that described first adjustment unit obtains the screen brightness value corresponding with described first smooth inductance value is:
From described luminance parameter look-up table, find out the light inductance value matched with described first smooth inductance value, and determine the brightness value that the light inductance value of described coupling is corresponding；
Using the described brightness value determined as the screen brightness value corresponding with described first smooth inductance value.
Optionally, described first output module, it is additionally operable to after described second output module exports the screen intensity that the second smooth inductance value is corresponding, no thoroughfare, and described first sample frequency obtains the light inductance value in described optical sensor.
Adopt the embodiment of the present invention, have the advantages that
The embodiment of the present invention can pass through the display screen state in which of monitoring users equipment, and when listening to this display screen and being become bright screen state from screen state of going out, export the screen intensity that the first smooth inductance value with the first sample frequency acquisition is corresponding, and when listening to this display screen and being in bright screen state, export with the screen intensity corresponding lower than the second smooth inductance value of the second sample frequency acquisition of this first sample frequency, when making subscriber equipment from the screen that goes out to bright screen state, can light inductance value corresponding to quick obtaining current environment to adjust screen intensity, thus the backlight improving subscriber equipment arranges efficiency and it can be avoided that equipment power dissipation is excessive.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in the embodiment of the present invention, the accompanying drawing used required in embodiment will be briefly described below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of a kind of screen intensity output intent that the embodiment of the present invention provides；
Fig. 2 is the schematic flow sheet of the another kind of screen intensity output intent that the embodiment of the present invention provides；
Fig. 3 is the structural representation of a kind of screen intensity output device that the embodiment of the present invention provides；
Fig. 4 is the structural representation of the another kind of screen intensity output device that the embodiment of the present invention provides；
Fig. 5 is the structural representation of a kind of subscriber equipment that the embodiment of the present invention 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 clearly and completely described, it is clear that described embodiment is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
Term " first " in description and claims of this specification and above-mentioned accompanying drawing, " second " and " the 3rd " etc. are for distinguishing different object, not for describing particular order.Additionally, term " including " and their any deformation, it is intended that cover non-exclusive comprising.Such as contain series of steps or the process of unit, method, system, product or equipment are not limited to step or the unit listed, but also include step or the unit do not listed alternatively, or also include other step intrinsic for these processes, method, product or equipment or unit alternatively.
Referenced herein " embodiment " is it is meant that the special characteristic, structure or the characteristic that describe may be embodied at least one embodiment of the present invention in conjunction with the embodiments.Each position in the description occurs that this phrase might not each mean identical embodiment, neither with the independent of other embodiments mutual exclusion or alternative embodiment.Those skilled in the art explicitly and are implicitly understood by, and embodiment described herein can combine with other embodiments.
It should be understood that, the technical scheme of the embodiment of the present invention can be applied particularly to mobile phone (such as Android phone, iOS mobile phone etc.), television set, panel computer, mobile internet device (MobileInternetDevices, be called for short " MID "), personal digital assistant (PersonalDigitalAssistant, be called for short " PDA ") etc. be configured with in the subscriber equipment (UserEquipment, be called for short " UE ") of display screen.This subscriber equipment is also referred to as terminal (Terminal), mobile terminal, wireless terminal or mobile platform (MobileStation, referred to as " MS ") etc., this display screen can be described as again display screen, screen etc., and the embodiment of the present invention does not limit.
The embodiment of the invention discloses a kind of screen intensity output intent, device and subscriber equipment, it is possible to the backlight promoting subscriber equipment arranges efficiency and avoids equipment power dissipation excessive.Describe in detail individually below.
Refer to the schematic flow sheet that Fig. 1, Fig. 1 are a kind of screen intensity output intents that the embodiment of the present invention provides, concrete, as it is shown in figure 1, the described screen intensity output intent of the embodiment of the present invention may comprise steps of:
101, the display screen state in which of monitoring users equipment.
Concrete, the display screen state in which of this subscriber equipment can include go out screen (also known as " putting out screen ") state and bright screen state.
102, when described display screen is become bright screen state from screen state of going out, the screen intensity that output the first smooth inductance value is corresponding.
Wherein, described first smooth inductance value is the light inductance value obtained from the light sensitive device being arranged at described subscriber equipment such as optical sensor with the first sample frequency.
In specific embodiment, when subscriber equipment goes out and shields to bright screen, the general screen intensity adjustment to display screen requires higher, it is necessary to quickly adjust the backlight value of its correspondence according to the light inductance value that current environment is corresponding, namely needs the screen intensity that quickly output current environment is corresponding.Thus, a predeterminable higher sample frequency, i.e. the first sample frequency, make when the screen that goes out is to bright screen, higher sample frequency can be passed through and obtain the light inductance value that current environment is corresponding, i.e. the first smooth inductance value, and acquire the backlight value that this light inductance value is corresponding, thus realizing the quick adjustment of screen intensity.Wherein, the backlight value that this light inductance value is corresponding can calculate according to preset algorithm.
103, when described display screen is in bright screen state, the screen intensity that output the second smooth inductance value is corresponding.
Wherein, described second smooth inductance value is the light inductance value obtained from described optical sensor with the second sample frequency, and described first sample frequency is higher than described second sample frequency.
In specific embodiment, owing to the sample frequency obtaining light inductance value corresponding is more high, then the power consumption of subscriber equipment is more big.And when subscriber equipment is in bright screen state, often the change of environment light is less, it is no longer necessary to carry out the quick adjustment of screen intensity.Thus, in order to reduce subscriber equipment power consumption, predeterminable relatively low sample frequency, i.e. second sample frequency, this second sample frequency is lower than this first employing frequency.Make when subscriber equipment is in bright screen state, the light inductance value that current environment is corresponding can be obtained by relatively low sample frequency, i.e. the second smooth inductance value, and acquire backlight value corresponding to this light inductance value to carry out screen intensity adjustment, thus realizing reducing subscriber equipment power consumption.
Optionally, screen intensity corresponding to this smooth inductance value of output second can trigger immediately after output the first smooth inductance value carries out screen intensity adjustment and perform, or can triggering when detecting that display screen lighting time (being in the time of bright screen state) exceedes predetermined threshold value and to perform, the embodiment of the present invention does not limit.
Further, after the screen intensity that the described smooth inductance value of output second is corresponding, then can no thoroughfare that described first sample frequency obtains the light inductance value in described optical sensor, only light inductance value is obtained to carry out screen intensity adjustment with this second sample frequency, to reduce subscriber equipment power consumption during this bright screen state.
In embodiments of the present invention, the display screen state in which of monitoring users equipment can be passed through, and when listening to this display screen and being become bright screen state from screen state of going out, export the screen intensity that the first smooth inductance value with the first higher sample frequency acquisition is corresponding, and when listening to this display screen and being in bright screen state, export the screen intensity that the second smooth inductance value with the second relatively low sample frequency acquisition is corresponding, when making subscriber equipment from the screen that goes out to bright screen state, can light inductance value corresponding to quick obtaining current environment to adjust screen intensity, thus the backlight improving subscriber equipment arranges efficiency and it can be avoided that equipment power dissipation is excessive.
Further, refer to the schematic flow sheet that Fig. 2, Fig. 2 are the another kind of screen intensity output intents that the embodiment of the present invention provides, concrete, as in figure 2 it is shown, the described screen intensity output intent of the embodiment of the present invention may comprise steps of:
201, the display screen state in which of monitoring users equipment.
Wherein, this display screen state in which includes go out screen (also known as " putting out screen ") state and bright screen state, and can be specifically divided into: screen state of going out, the screen that goes out arrives bright screen state, bright screen state and bright screen are to screen state of going out, the embodiment of the present invention relates generally to screen screen intensity adjustment (output) scheme to bright screen state and bright screen state of going out, described further below.
202, when described display screen is in and goes out screen state, receive the screen triggered based on user operation and light instruction.
Concrete, when the display screen listening to subscriber equipment is in and goes out screen state, then can detect whether that receiving the screen triggered based on user operation lights instruction, instruction lighted by the screen triggered by click display screen or a certain preset function button (such as power key or Home key etc.) such as user.
203, respond described screen and light instruction, obtained the first smooth inductance value in the optical sensor being arranged at described subscriber equipment by the first sample frequency.
204, obtain the screen brightness value corresponding with described first smooth inductance value, and be screen brightness value corresponding to described first smooth inductance value by the brightness adjustment of described display screen.
Wherein, be provided with light sensitive device such as optical sensor in this subscriber equipment, then this first smooth inductance value is the light inductance value obtained from this optical sensor with the first sample frequency.
In specific embodiment, can pre-setting i.e. first sample frequency of higher sample frequency, and arrange a relatively low sample frequency, namely sample frequency is lower than the second sample frequency of this first employing frequency.Concrete, detecting that instruction lighted by the screen that user triggers, namely need by display screen status from screen state of going out become bright screen state time, the light sensation registering higher first sample frequency described above of sample frequency monitors (such as 50ms), thus the light sensation according to this first sample frequency is monitored, the light inductance value corresponding with current environment is obtained from light sensitive device such as optical sensor, i.e. the first smooth inductance value, thus acquiring the screen brightness value (corresponding with backlight value) that this first smooth inductance value is corresponding further, it is loaded in screen backlight IC (IntegratedCircuit), light screen, to carry out screen intensity adjustment.It is thus possible within the light inductance value acquisition time originally needing hundreds of millisecond to 1 second is shortened to 100ms, shorten the acquisition time obtaining the screen intensity needing output according to ambient brightness, also accelerate the regulating time of backlight, when converting bigger particularly in environment light, enhance Consumer's Experience.
Optionally, the screen brightness value that this first smooth inductance value is corresponding can obtain according to this first smooth inductance value and current gamma coefficient calculations；Or, it is also possible to it is that the corresponding relation according to preset light inductance value Yu screen brightness value is determined.
Concrete, can a preset luminance parameter look-up table, described luminance parameter look-up table includes least one set light inductance value and the brightness value corresponding with each group of light inductance value.The screen brightness value that then described acquisition is corresponding with described first smooth inductance value, can particularly as follows: find out the light inductance value matched with described first smooth inductance value from described luminance parameter look-up table, and determine the brightness value corresponding with the light inductance value that described first smooth inductance value matches, it is to be determined to the described brightness value gone out is as the screen brightness value corresponding with described first smooth inductance value.
205, timer is adopted to carry out timing.
Optionally, after the screen intensity that the described smooth inductance value of output first is corresponding, also can carry out timing, to trigger the switching control of sample frequency according to timing duration.
206, obtain the timing duration that described timing is corresponding, and judge whether described timing duration exceedes default time threshold.
Wherein, this time threshold can pre-set according to user's request and obtain, or, it is also possible to being obtained by system configuration, the embodiment of the present invention does not limit.Concrete, if this timing duration reaches this time threshold, then can perform step 207；Otherwise, timing is continued.
207, the second smooth inductance value in described optical sensor is obtained by the second sample frequency.
208, obtain the screen brightness value corresponding with described second smooth inductance value, and be screen brightness value corresponding to described second smooth inductance value by the brightness adjustment of described display screen.
Wherein, this second smooth inductance value is the light inductance value obtained from this optical sensor with the second sample frequency, and this second sample frequency is lower than the first sample frequency.
Concrete, lighting display screen, namely this display screen is in bright screen state, after exporting the screen intensity that this first smooth inductance value is corresponding, namely the light sensation of relatively low second sample frequency described above of a registrable sample frequency monitors (such as 1s), thus the light sensation according to this second sample frequency monitors the light inductance value that acquisition is corresponding with current environment light from optical sensor, i.e. the second smooth inductance value, and acquire the backlight value that this second smooth inductance value is corresponding further, it is loaded in screen backlight IC, to realize screen intensity adjustment.Optionally, after exporting the screen intensity that this first smooth inductance value is corresponding, light sensation according to this second sample frequency is monitored and is obtained before the light inductance value corresponding with current environment from optical sensor, the timer that can pass through to be arranged at subscriber equipment carries out timing, until timing duration exceed preset time threshold such as 3 seconds time, namely guarantee according to after the screen intensity adjustment display screen brightness stability that the first smooth inductance value is corresponding, from optical sensor, the light inductance value corresponding with current environment is obtained to carry out screen intensity adjustment again, thus avoiding the increase of system power dissipation with the second sample frequency.
Correspondingly, the screen brightness value corresponding with this first smooth inductance value is similar, and screen brightness value corresponding to this second smooth inductance value can also obtain according to this second smooth inductance value and current gamma coefficient calculations；Or, it is also possible to it is that the corresponding relation according to preset light inductance value Yu screen brightness value is determined.
Concrete, the screen brightness value that described acquisition is corresponding with described second smooth inductance value, can particularly as follows: find out the light inductance value matched with described second smooth inductance value from described luminance parameter look-up table, and determine the brightness value that light inductance value that described second smooth inductance value matches is corresponding, it is to be determined to the described brightness value gone out is as the screen brightness value corresponding with described second smooth inductance value.
Optionally, after the screen intensity that the described smooth inductance value of output second is corresponding, the light sensation that then counter can register this first sample frequency is monitored, namely no thoroughfare, and described first sample frequency obtains the light inductance value in described optical sensor, and during this bright screen state, obtain light inductance value to carry out screen intensity adjustment with the second sample frequency that this employing frequency is relatively low all the time.Upper once listen to display screen become bright screen state from screen state of going out time, repeat above-mentioned screen intensity and adjust flow process, obtain light inductance value with the first sample frequency and export the screen intensity of its correspondence, obtain light inductance value with the second sample frequency after bright screen and export the screen intensity of its correspondence, etc., repeat no more herein.
In embodiments of the present invention, the display screen state in which of monitoring users equipment can be passed through, and when listening to this display screen and being become bright screen state from screen state of going out, export the screen intensity that the first smooth inductance value with the acquisition of higher sample frequency is corresponding, make it possible to the light inductance value that quick obtaining current environment is corresponding, to realize the quick adjustment of screen intensity, and when listening to this display screen and being in bright screen state, the screen intensity corresponding by exporting the second smooth inductance value with the second relatively low sample frequency acquisition, then reduce subscriber equipment power consumption.The embodiment of the present invention is by monitoring the change of display screen state, originally within the light inductance value acquisition time needing hundreds of millisecond to 1 second can being shortened to 100ms, shorten the time obtaining the screen intensity needing output according to ambient brightness, accelerate the regulating time of backlight simultaneously, both the backlight having improved subscriber equipment arranges efficiency and it can be avoided that system power dissipation is excessive, enhances Consumer's Experience.
Refer to Fig. 3, Fig. 3 is the structural representation of a kind of screen intensity output device that the embodiment of the present invention provides, concrete, as it is shown on figure 3, the described screen intensity output device of the embodiment of the present invention can include status monitoring module the 11, first output module 12 and the second output module 13.Wherein,
Described status monitoring module 11, for the display screen state in which of monitoring users equipment.
Concrete, the display screen state in which of this subscriber equipment can include go out screen (also known as " putting out screen ") state and bright screen state, and can be specifically divided into: screen state of going out, the screen that goes out arrives bright screen state, bright screen state and bright screen are to screen state of going out, and the embodiment of the present invention relates generally to screen screen intensity adjustment (output) scheme to bright screen state and bright screen state of going out.
Described first output module 12, for described status monitoring module 11 listen to described display screen become bright screen state from screen state of going out time, output screen intensity corresponding to the first smooth inductance value.
Wherein, described first smooth inductance value is the light inductance value obtained from the light sensitive device being arranged at described subscriber equipment such as optical sensor with the first sample frequency.
In specific embodiment, when subscriber equipment goes out and shields to bright screen, the general screen intensity adjustment to display screen requires higher, it is necessary to quickly adjust the backlight value of its correspondence according to the light inductance value that current environment is corresponding, and namely the first output module 12 needs the screen intensity that quickly output current environment is corresponding.Thus, a predeterminable higher sample frequency, i.e. the first sample frequency, make when status monitoring module 11 listens to the screen that goes out to bright screen, first output module 12 can pass through higher sample frequency and obtain the light inductance value that current environment is corresponding, i.e. the first smooth inductance value, and acquire the backlight value that this light inductance value is corresponding, thus realizing the quick adjustment of screen intensity.
Described second output module 13, for described status monitoring module 11 listen to described display screen be in bright screen state time, output screen intensity corresponding to the second smooth inductance value.
Wherein, described second smooth inductance value is the light inductance value obtained from this optical sensor with the second sample frequency, and described first sample frequency is higher than described second sample frequency.
In specific embodiment, owing to the sample frequency obtaining light inductance value corresponding is more high, then the power consumption of subscriber equipment is more big.And when subscriber equipment is in bright screen state, often the change of environment light is less, it is no longer necessary to carry out the quick adjustment of screen intensity.Thus, when subscriber equipment is in bright screen state, the second output module 13 can be passed through and obtain, with a relatively low sample frequency i.e. the second sample frequency, the light inductance value that current environment is corresponding, i.e. the second smooth inductance value, and acquire backlight value corresponding to this light inductance value to carry out screen intensity adjustment, thus realize reducing subscriber equipment power consumption.
Optionally, this second output module 13 exports screen intensity corresponding to the second smooth inductance value can be export after the first smooth inductance value carries out screen intensity adjustment at the first output module 12 to perform immediately, it is also possible to perform when display screen lighting time exceedes predetermined threshold value.
Further, described first output module 12, it may also be used for after the screen intensity that the described smooth inductance value of output second is corresponding, no thoroughfare, and described first sample frequency obtains the light inductance value in described optical sensor.Namely during this bright screen state, only light inductance value is obtained to carry out screen intensity adjustment by the second output module 13 with this second sample frequency, to reduce subscriber equipment power consumption.
In embodiments of the present invention, the display screen state in which of monitoring users equipment can be passed through, and when listening to this display screen and being become bright screen state from screen state of going out, export the screen intensity that the first smooth inductance value with the first higher sample frequency acquisition is corresponding, and when listening to this display screen and being in bright screen state, export the screen intensity that the second smooth inductance value with the second relatively low sample frequency acquisition is corresponding, when making subscriber equipment from the screen that goes out to bright screen state, can light inductance value corresponding to quick obtaining current environment to adjust screen intensity, thus the backlight improving subscriber equipment arranges efficiency and it can be avoided that equipment power dissipation is excessive.
Further, refer to Fig. 4, Fig. 4 is the structural representation of the another kind of screen intensity output device that the embodiment of the present invention provides, concrete, as shown in Figure 4, the described device of the embodiment of the present invention includes status monitoring module the 11, first output module 12 in above-mentioned screen intensity output device and the second output module 13.Further, in embodiments of the present invention, described first output module 12 may particularly include:
Instruction reception unit 121, for when described display screen is in and goes out screen state, receiving the screen triggered based on user operation and light instruction；
First sampling unit 122, is used for responding described screen and lights instruction, is obtained the first smooth inductance value in the optical sensor being arranged at described subscriber equipment by the first sample frequency；
First adjustment unit 123, for obtaining the screen brightness value corresponding with described first smooth inductance value, and is screen brightness value corresponding to described first smooth inductance value by the brightness adjustment of described display screen.
In specific embodiment, status monitoring module 11 listen to the display screen of subscriber equipment be in go out screen state time, then can passing through instruction reception unit 121 and detect whether that receiving the screen triggered based on user operation lights instruction, instruction lighted by the screen triggered by click display screen or a certain preset function button (such as power key or Home key etc.) such as user.Detect that instruction lighted by the screen that user triggers at instruction reception unit 121, first sampling unit 122 namely determine need by display screen status from screen state of going out become bright screen state time, then the light sensation of a registrable sample frequency higher (the first sample frequency) monitors (such as 50ms), thus monitoring according to the light sensation that this sample frequency is higher, the light inductance value corresponding with current environment is obtained from light sensitive device such as optical sensor, i.e. the first smooth inductance value, thus acquiring, by the first adjustment unit 123, the screen brightness value (corresponding with backlight value) that this first smooth inductance value is corresponding further, it is loaded in screen backlight IC, light screen, to carry out screen intensity adjustment.It is thus possible within the light inductance value acquisition time originally needing hundreds of millisecond to 1 second is shortened to 100ms, shorten the acquisition time obtaining the screen intensity needing output according to ambient brightness, also accelerate the regulating time of backlight, when converting bigger particularly in environment light, enhance Consumer's Experience.
Optionally, the screen brightness value that this first smooth inductance value is corresponding can obtain according to this first smooth inductance value and current gamma coefficient calculations；Or, it is also possible to it is that the corresponding relation according to preset light inductance value Yu screen brightness value is determined.
Further alternative, in embodiments of the present invention, described device may also include that
Preset module 14, for preset luminance parameter look-up table, described luminance parameter look-up table includes least one set light inductance value and the brightness value corresponding with each group of light inductance value.
The concrete mode that described first adjustment unit 123 obtains the screen brightness value corresponding with described first smooth inductance value can be:
From described luminance parameter look-up table, find out the light inductance value matched with described first smooth inductance value, and determine the brightness value that the light inductance value of described coupling is corresponding；
Using the described brightness value determined as the screen brightness value corresponding with described first smooth inductance value.
Optionally, in embodiments of the present invention, described device may also include that
Timing module 15, for, after the screen intensity that the described smooth inductance value of output first is corresponding, adopting timer to carry out timing.
Described second output module 13 may particularly include:
Judging unit 131, for obtaining the timing duration that described timing is corresponding, and judges whether described timing duration exceedes default time threshold；
Second sampling unit 132, for the judged result of described judging unit 131 be described timing duration exceed described time threshold time, obtain the second smooth inductance value in described optical sensor by the second sample frequency；
Second adjustment unit 133, for obtaining the screen brightness value corresponding with described second smooth inductance value, and is screen brightness value corresponding to described second smooth inductance value by the brightness adjustment of described display screen.
Wherein, this time threshold can pre-set according to user's request and obtain, or, it is also possible to being obtained by system configuration, the embodiment of the present invention does not limit.
nullConcrete，Lighting display screen，Namely status monitoring module 11 listens to this display screen and is in bright screen state，And first after output module 12 exports the screen intensity that this first smooth inductance value is corresponding，Timing module 15 can be passed through and carry out timing，When judging unit 131 detects that timing duration exceedes preset time threshold such as 3 seconds，Namely can ensure that the display screen brightness adjusted according to the screen intensity that the first smooth inductance value is corresponding is stable，Then the light sensation of i.e. relatively low second sample frequency described above of a registrable sample frequency of the second output module 13 monitors (such as 1s)，Thus the light sensation according to this second sample frequency monitors the light inductance value that acquisition is corresponding with current environment light from optical sensor，I.e. the second smooth inductance value，And acquire the backlight value that this second smooth inductance value is corresponding further，It is loaded in screen backlight IC，Light screen，To realize screen intensity adjustment，Thus avoiding the increase of system power dissipation.
Correspondingly, the screen brightness value corresponding with this first smooth inductance value is similar, and screen brightness value corresponding to this second smooth inductance value can also obtain according to this second smooth inductance value and current gamma coefficient calculations；Or, it is also possible to it is that the corresponding relation according to preset light inductance value Yu screen brightness value is determined.
Correspondingly, the concrete mode that described second adjustment unit 133 obtains the screen brightness value corresponding with described second smooth inductance value can be:
From described luminance parameter look-up table, find out the light inductance value matched with described second smooth inductance value, and determine the brightness value that light inductance value that described second smooth inductance value matches is corresponding；
Using the described brightness value determined as the screen brightness value corresponding with described second smooth inductance value.
Optionally, after the second output module 13 exports the screen intensity that the second smooth inductance value is corresponding, the first output module 12 then counter can be registered the light sensation of this first sample frequency and monitor, and namely no thoroughfare, and described first sample frequency obtains the light inductance value in described optical sensor.And during this bright screen state, obtain light inductance value to carry out screen intensity adjustment by the second output module 13 with the second sample frequency that this employing frequency is relatively low all the time.
In embodiments of the present invention, the display screen state in which of monitoring users equipment can be passed through, and when listening to this display screen and being become bright screen state from screen state of going out, export the screen intensity that the first smooth inductance value with the acquisition of higher sample frequency is corresponding, make it possible to the light inductance value that quick obtaining current environment is corresponding, to realize the quick adjustment of screen intensity, and when listening to this display screen and being in bright screen state, the screen intensity corresponding by exporting the second smooth inductance value with the second relatively low sample frequency acquisition, then reduce subscriber equipment power consumption, thus the backlight not only having improved subscriber equipment arranges efficiency but also it can be avoided that system power dissipation is excessive, enhance Consumer's Experience.
Refer to the structural representation that Fig. 5, Fig. 5 are a kind of subscriber equipmenies that the embodiment of the present invention provides.Concrete, as it is shown in figure 5, the described subscriber equipment of the embodiment of the present invention may include that at least one processor 100, at least one input equipment 200, at least one output device 300, memorizer 500 assembly such as grade.Wherein, these assemblies are communicatively coupled by one or more bus 400.It will be appreciated by those skilled in the art that, the structure of the subscriber equipment shown in Fig. 5 is not intended that the restriction to the embodiment of the present invention, it both can be busbar network, it can also be hub-and-spoke configuration, ratio can also be included and illustrate more or less of parts, or combine some parts, or different parts are arranged.Wherein:
Processor 100 is the control centre of subscriber equipment, utilize various interface and the various piece of the whole subscriber equipment of connection, it is stored in the program in memorizer 500 and/or module by running or performing, and call the data being stored in memorizer 500, to perform the various functions of subscriber equipment and to process data.Processor 100 can by integrated circuit (IntegratedCircuit is called for short IC) composition, for instance can be made up of the IC of single encapsulation, it is also possible to be made up of the encapsulation IC connecting many identical functions or difference in functionality.For example, processor 100 can only include central processing unit (CentralProcessingUnit, it is called for short CPU), can also be CPU, digital signal processor (digitalsignalprocessor, be called for short DSP), the combination of graphic process unit (GraphicProcessingUnit, be called for short GPU) and various control chip.In embodiments of the present invention, CPU can be single arithmetic core, it is also possible to include multioperation core.
It is first-class that input equipment 200 can include the touch screen of standard, keyboard, shooting, it is also possible to includes line interface, wave point etc..
Output device 300 can include display screen, speaker etc., it is also possible to includes line interface, wave point etc..
Memorizer 500 can be used for storing software program and module, processor 100, input equipment 200 and output device 300 are by calling the software program and module that are stored in memorizer 500, thus performing the various functions application of subscriber equipment and realizing data process.Memorizer 500 mainly includes program storage area and data storage area, and wherein, program storage area can store the application program etc. needed for operating system, at least one function；Data storage area can store the data etc. that the use according to subscriber equipment creates.In embodiments of the present invention, operating system can be android system, iOS system or Windows operating system etc..
Concrete, described processor 100 calls the application program being stored in described memorizer 500, is used for performing following steps:
The display screen state in which of monitoring users equipment；
When described display screen is become bright screen state from screen state of going out, the screen intensity that output the first smooth inductance value is corresponding；
When described display screen is in bright screen state, the screen intensity that output the second smooth inductance value is corresponding.
Wherein, described first smooth inductance value is the light inductance value obtained from the light sensitive device being arranged at described subscriber equipment such as optical sensor (not shown) with the first sample frequency, described second smooth inductance value is the light inductance value obtained from described optical sensor with the second sample frequency, and described first sample frequency is higher than described second sample frequency.
Optionally, described processor 100 calls the application program being stored in described memorizer 500 and performs described when described display screen is become bright screen state from screen state of going out, and the screen intensity that output the first smooth inductance value is corresponding specifically performs following steps:
When described display screen is in and goes out screen state, receive the screen triggered based on user operation and light instruction；
Respond described screen and light instruction, obtained the first smooth inductance value in the optical sensor being arranged at described subscriber equipment by the first sample frequency；
Obtain the screen brightness value corresponding with described first smooth inductance value, and be screen brightness value corresponding to described first smooth inductance value by the brightness adjustment of described display screen.
Optionally, after described processor 100 calls the screen intensity that the described smooth inductance value of output first of application program execution being stored in described memorizer 500 is corresponding, it is additionally operable to perform following steps:
Timer is adopted to carry out timing；
Described processor 100 calls the application program being stored in described memorizer 500 and performs described when described display screen is in bright screen state, and the screen intensity that output the second smooth inductance value is corresponding specifically performs following steps:
Obtain the timing duration that described timing is corresponding, and judge whether described timing duration exceedes default time threshold；
If exceeding described time threshold, then obtain the second smooth inductance value in described optical sensor by the second sample frequency；
Obtain the screen brightness value corresponding with described second smooth inductance value, and be screen brightness value corresponding to described second smooth inductance value by the brightness adjustment of described display screen.
Optionally, described processor 100 calls the application program being stored in described memorizer 500, is additionally operable to perform following steps:
Preset luminance parameter look-up table, described luminance parameter look-up table includes least one set light inductance value and the brightness value corresponding with each group of light inductance value；
Described processor 100 calls the application program being stored in described memorizer 500 and performs the screen brightness value that described acquisition is corresponding with described first smooth inductance value, specifically performs following steps:
From described luminance parameter look-up table, find out the light inductance value matched with described first smooth inductance value, and determine the brightness value that the light inductance value of described coupling is corresponding；
Using the described brightness value determined as the screen brightness value corresponding with described first smooth inductance value.
Optionally, after described processor 100 calls the screen intensity that the described smooth inductance value of output second of application program execution being stored in described memorizer 500 is corresponding, it is additionally operable to perform following steps:
No thoroughfare, and described first sample frequency obtains the light inductance value in described optical sensor.
In the above-described embodiments, the description of each embodiment is all emphasized particularly on different fields, certain embodiment there is no the part described in detail, it is possible to referring to the associated description of other embodiments.
In several embodiments provided by the present invention, it should be understood that disclosed apparatus and method, it is possible to realize by another way.Such as, device embodiment described above is merely schematic, such as, the division of described unit, being only a kind of logic function to divide, actual can have other dividing mode when realizing, for instance multiple unit or assembly can in conjunction with or be desirably integrated into another system, or some features can ignore, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be through INDIRECT COUPLING or the communication connection of some interfaces, device or unit, it is possible to be electrical, machinery or other form.
Described this as the unit that separating component illustrates can be or may not be physically separate, and the parts shown as unit can be or may not be physical location, namely may be located at a place, or can also be distributed on multiple NE.Some or all of unit therein can be selected according to the actual needs to realize the purpose of the present embodiment scheme.
It addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it is also possible to be that unit is individually physically present, it is also possible to two or more unit are integrated in a unit.Above-mentioned integrated unit both can adopt the form of hardware to realize, it would however also be possible to employ hardware adds the form of SFU software functional unit and realizes.
The above-mentioned integrated unit realized with the form of SFU software functional unit, it is possible to be stored in a computer read/write memory medium.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions with so that a computer equipment (can be personal computer, server, or the network equipment etc.) or processor (processor) perform the part steps of method described in each embodiment of the present invention.And aforesaid storage medium includes: USB flash disk, portable hard drive, read only memory (Read-OnlyMemory, ROM), the various media that can store program code such as random access memory (RandomAccessMemory, RAM), magnetic disc or CD.
Those skilled in the art are it can be understood that arrive, for convenience and simplicity of description, only it is illustrated with the division of above-mentioned each functional module, in practical application, as desired above-mentioned functions distribution can be completed by different functional modules, it is divided into different functional modules, to complete all or part of function described above by the internal structure of device.The specific works process of the device of foregoing description, it is possible to reference to the corresponding process in preceding method embodiment, do not repeat them here.
Last it is noted that various embodiments above is only in order to illustrate technical scheme, it is not intended to limit；Although the present invention being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein some or all of technical characteristic is carried out equivalent replacement；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a screen intensity output intent, it is characterised in that including:
The display screen state in which of monitoring users equipment；
When described display screen is become bright screen state from screen state of going out, the screen intensity that output the first smooth inductance value is corresponding, described first smooth inductance value is the light inductance value obtained from the optical sensor being arranged at described subscriber equipment with the first sample frequency；
When described display screen is in bright screen state, the screen intensity that output the second smooth inductance value is corresponding, described second smooth inductance value is the light inductance value obtained from described optical sensor with the second sample frequency, and described first sample frequency is higher than described second sample frequency.
2. method according to claim 1, it is characterised in that described when described display screen is become bright screen state from screen state of going out, the screen intensity that output the first smooth inductance value is corresponding, including:
When described display screen is in and goes out screen state, receive the screen triggered based on user operation and light instruction；
Respond described screen and light instruction, obtained the first smooth inductance value in the optical sensor being arranged at described subscriber equipment by the first sample frequency；
Obtain the screen brightness value corresponding with described first smooth inductance value, and be screen brightness value corresponding to described first smooth inductance value by the brightness adjustment of described display screen.
3. method according to claim 1, it is characterised in that after the screen intensity that the described smooth inductance value of output first is corresponding, described method also includes:
Timer is adopted to carry out timing；
Described when described display screen is in bright screen state, that output the second smooth inductance value is corresponding screen intensity, including:
Obtain the timing duration that described timing is corresponding, and judge whether described timing duration exceedes default time threshold；
If exceeding described time threshold, then obtain the second smooth inductance value in described optical sensor by the second sample frequency；
Obtain the screen brightness value corresponding with described second smooth inductance value, and be screen brightness value corresponding to described second smooth inductance value by the brightness adjustment of described display screen.
4. method according to claim 2, it is characterised in that described method also includes:
Preset luminance parameter look-up table, described luminance parameter look-up table includes least one set light inductance value and the brightness value corresponding with each group of light inductance value；
The screen brightness value that described acquisition is corresponding with described first smooth inductance value, including:
From described luminance parameter look-up table, find out the light inductance value matched with described first smooth inductance value, and determine the brightness value that the light inductance value of described coupling is corresponding；
Using the described brightness value determined as the screen brightness value corresponding with described first smooth inductance value.
5. the method according to any one of claim 1-4, it is characterised in that after the screen intensity that the described smooth inductance value of output second is corresponding, described method also includes:
No thoroughfare, and described first sample frequency obtains the light inductance value in described optical sensor.
6. a screen intensity output device, it is characterised in that including:
Status monitoring module, for the display screen state in which of monitoring users equipment；
First output module, for described status monitoring module listen to described display screen become bright screen state from screen state of going out time, exporting the screen intensity that the first smooth inductance value is corresponding, described first smooth inductance value is the light inductance value obtained from the optical sensor being arranged at described subscriber equipment with the first sample frequency；
Second output module, for described status monitoring module listen to described display screen be in bright screen state time, export the screen intensity that the second smooth inductance value is corresponding, described second smooth inductance value is the light inductance value obtained from described optical sensor with the second sample frequency, and described first sample frequency is higher than described second sample frequency.
7. device according to claim 6, it is characterised in that described first output module includes:
Instruction reception unit, for when described display screen is in and goes out screen state, receiving the screen triggered based on user operation and light instruction；
First sampling unit, is used for responding described screen and lights instruction, is obtained the first smooth inductance value in the optical sensor being arranged at described subscriber equipment by the first sample frequency；
First adjustment unit, for obtaining the screen brightness value corresponding with described first smooth inductance value, and is screen brightness value corresponding to described first smooth inductance value by the brightness adjustment of described display screen.
8. device according to claim 6, it is characterised in that described device also includes:
Timing module, for, after the screen intensity that the described smooth inductance value of output first is corresponding, adopting timer to carry out timing；
Described second output module includes:
Judging unit, for obtaining the timing duration that described timing is corresponding, and judges whether described timing duration exceedes default time threshold；
Second sampling unit, for the judged result of described judging unit be described timing duration exceed described time threshold time, obtain the second smooth inductance value in described optical sensor by the second sample frequency；
Second adjustment unit, for obtaining the screen brightness value corresponding with described second smooth inductance value, and is screen brightness value corresponding to described second smooth inductance value by the brightness adjustment of described display screen.
9. device according to claim 7, it is characterised in that described device also includes:
Preset module, for preset luminance parameter look-up table, described luminance parameter look-up table includes least one set light inductance value and the brightness value corresponding with each group of light inductance value；
The concrete mode that described first adjustment unit obtains the screen brightness value corresponding with described first smooth inductance value is:
From described luminance parameter look-up table, find out the light inductance value matched with described first smooth inductance value, and determine the brightness value that the light inductance value of described coupling is corresponding；
Using the described brightness value determined as the screen brightness value corresponding with described first smooth inductance value.
10. the device according to any one of claim 6-9, it is characterised in that
Described first output module, is additionally operable to after described second output module exports the screen intensity that the second smooth inductance value is corresponding, and no thoroughfare, and described first sample frequency obtains the light inductance value in described optical sensor.
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |