CN105741786B - Eliminate the method and mobile terminal of display screen shake - Google Patents
Eliminate the method and mobile terminal of display screen shake Download PDFInfo
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- CN105741786B CN105741786B CN201610055442.5A CN201610055442A CN105741786B CN 105741786 B CN105741786 B CN 105741786B CN 201610055442 A CN201610055442 A CN 201610055442A CN 105741786 B CN105741786 B CN 105741786B
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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
-
- 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
- G09G3/2007—Display of intermediate tones
- G09G3/2044—Display of intermediate tones using dithering
-
- 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
- G09G3/36—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 using liquid crystals
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/10—Intensity circuits
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- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Telephone Function (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention discloses a kind of mobile terminal, which includes：Acquisition module, state and closedown module for obtaining backlight brightness values and CABC functions, for when the backlight brightness values are less than the luminance threshold that the display screen obtained is not shaken, and CABC functions are in open state, closing the CABC functions.The invention also discloses a kind of methods of elimination display screen shake, the luminance threshold that do not shaken by obtaining display screen, so that when CABC is in open state, if backlight brightness values are less than the luminance threshold that the display screen is not shaken, the CABC functions can then be closed, shake is avoided the occurrence of, to realize the purpose for eliminating display screen shake, improves user experience.
Description
Technical field
The present invention relates to field of mobile terminals, more particularly to eliminate the method and mobile terminal of display screen shake.
Background technology
Currently, power problems and the heating problem ratio of smart mobile phone are more prominent, wherein the electricity of display screen consumption is more to be
One of the principal element for causing smart mobile phone power consumption larger.
The use of dynamic backlight control (Content Adaptive Backlight Control, CABC) function is display screen
A kind of one of method that can effectively reduce display screen power consumption that display system has.
But there are one apparent defects for CABC functions tool, i.e., when the backlight illumination of display screen is relatively low, display screen is easy
The case where shaking largely effects on the usage experience of user.
Invention content
It is a primary object of the present invention to propose a kind of method and mobile terminal of the shake of elimination display screen, it is intended to solve existing
Have in technology when using CABC functions, the problem that shake causes user experience bad occurs in display screen.
To achieve the above object, a kind of mobile terminal provided by the invention, the mobile terminal include：
Acquisition module controls the state of CABC functions for obtaining backlight brightness values and dynamic backlight；
Closedown module, for being less than the luminance threshold that the display screen obtained is not shaken, and institute when the backlight brightness values
When stating CABC functions and being in open state, the CABC functions are closed.
Optionally, the mobile terminal further includes：
Opening module, for being greater than or equal to the luminance threshold that the display screen is not shaken when the backlight brightness values, and
When the CABC functions are closed, the CABC functions are opened.
Optionally, the luminance threshold that the display screen is not shaken is：The application program installed or had been turned on corresponds to respectively
Do not shake maximum luminance threshold in luminance threshold, the corresponding luminance threshold of not shaking of the application program is preset value.
Optionally, the mobile terminal includes：
Determining module, the application program for determining front stage operation；
Trigger module is used for when not including the application program of the front stage operation in preset white list, described in triggering
Closedown module executes the step of closing CABC functions, includes that need not close answering for CABC functions in the white list
Use program.
Optionally, the luminance threshold that the display screen is not shaken is corresponding and preset with the application program of front stage operation
Do not shake luminance threshold.
In addition, to achieve the above object, the present invention also proposes a kind of method of elimination display screen shake, the method includes
Step：
Obtain the state of backlight brightness values and dynamic backlight control CABC functions；
When the backlight brightness values are less than the luminance threshold that the display screen that has obtained is not shaken, and the CABC functions are in
When open state, the CABC functions are closed.
Optionally, the method further includes：
When the backlight brightness values are greater than or equal to the luminance threshold do not shaken of the display screen, and at the CABC functions
When closed state, the CABC functions are opened.
Optionally, the luminance threshold that the display screen is not shaken is：The application program installed or had been turned on corresponds to respectively
Do not shake maximum luminance threshold in luminance threshold, the corresponding luminance threshold of not shaking of the application program is preset value.
Optionally, include before the closing CABC functions：
Obtain the application program of front stage operation；
When not including the application program of the front stage operation in preset white list, the closing CABC work(is executed
Can the step of, the application program that need not close CABC functions is included in the white list.
Optionally, the luminance threshold that the display screen is not shaken is corresponding and preset with the application program of front stage operation
Do not shake luminance threshold.
A kind of mobile terminal proposed by the present invention, the mobile terminal include：Acquisition module, for obtain backlight brightness values and
The state and closedown module of CABC functions, for being less than the luminance threshold that the display screen obtained is not shaken when the backlight brightness values
Value, and when CABC functions are in open state, close the CABC functions.The luminance threshold that do not shaken by obtaining display screen, makes
It obtains when CABC is in open state, if backlight brightness values are less than the luminance threshold that the display screen is not shaken, this can be closed
CABC functions avoid the occurrence of shake, to realize the purpose for eliminating display screen shake, improve user experience.
Description of the drawings
The hardware architecture diagram of Fig. 1 optional mobile terminals of each embodiment one to realize the present invention；
Fig. 2 is the wireless communication system schematic diagram of mobile terminal as shown in Figure 1；
Fig. 3 is the schematic diagram of the function module of mobile terminal in first embodiment of the invention；
Fig. 4 is the schematic diagram of the function module of mobile terminal in second embodiment of the invention；
Fig. 5 is the schematic diagram of the function module of mobile terminal in third embodiment of the invention；
Fig. 6 is the flow diagram for the method that display screen shake is eliminated in fourth embodiment of the invention；
Fig. 7 is the flow diagram for the method that display screen shake is eliminated in fifth embodiment of the invention；
Fig. 8 is the flow diagram for the method that display screen shake is eliminated in sixth embodiment of the invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The mobile terminal of each embodiment of the present invention is realized in description with reference to the drawings.In subsequent description, use
For indicate element such as " module ", " component " or " unit " suffix only for be conducive to the present invention explanation, itself
There is no specific meanings.Therefore, " module " can be used mixedly with " component ".
Mobile terminal can be implemented in a variety of manners.For example, terminal described in the present invention may include such as moving
Phone, smart phone, laptop, digit broadcasting receiver, PDA (personal digital assistant), PAD (tablet computer), PMP
The mobile terminal of (portable media player), navigation device etc. and such as number TV, desktop computer etc. are consolidated
Determine terminal.Hereinafter it is assumed that terminal is mobile terminal.However, it will be understood by those skilled in the art that in addition to being used in particular for moving
Except the element of purpose, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.
Fig. 1 to realize the present invention one optional mobile terminal of each embodiment hardware configuration signal.
Mobile terminal 100 may include wireless communication unit 110, A/V (audio/video) input unit 120, user's input
Unit 130, sensing unit 140, output unit 150, memory 160, interface unit 170, controller 180 and power supply unit 190
Etc..Fig. 1 shows the mobile terminal with various assemblies, it should be understood that being not required for implementing all groups shown
Part.More or fewer components can alternatively be implemented.The element of mobile terminal will be discussed in more detail below.
Wireless communication unit 110 generally includes one or more components, allows mobile terminal 100 and wireless communication system
Or the radio communication between network.For example, wireless communication unit 110 may include broadcasting reception module 111, mobile communication mould
At least one of block 112, wireless Internet module 113, short range communication module 114 and location information module 115.
Broadcasting reception module 111 receives broadcast singal and/or broadcast via broadcast channel from external broadcast management server
Relevant information.Broadcast channel may include satellite channel and/or terrestrial channel.Broadcast management server can be generated and sent
The broadcast singal and/or broadcast related information that the server or reception of broadcast singal and/or broadcast related information generate before
And send it to the server of terminal.Broadcast singal may include TV broadcast singals, radio signals, data broadcasting
Signal etc..Moreover, broadcast singal may further include the broadcast singal combined with TV or radio signals.Broadcast phase
Closing information can also provide via mobile communications network, and in this case, broadcast related information can be by mobile communication mould
Block 112 receives.Broadcast singal can exist in a variety of manners, for example, it can be with the electronics of digital multimedia broadcasting (DMB)
Program guide (EPG), digital video broadcast-handheld (DVB-H) electronic service guidebooks (ESG) etc. form and exist.Broadcast
Receiving module 111 can receive signal broadcast by using various types of broadcast systems.Particularly, broadcasting reception module 111
It can be wide by using such as multimedia broadcasting-ground (DMB-T), digital multimedia broadcasting-satellite (DMB-S), digital video
It broadcasts-holds (DVB-H), forward link media (MediaFLO@) Radio Data System, received terrestrial digital broadcasting integrated service
(ISDB-T) etc. digit broadcasting system receives digital broadcasting.Broadcasting reception module 111, which may be constructed such that, to be adapted to provide for extensively
Broadcast the various broadcast systems of signal and above-mentioned digit broadcasting system.Via broadcasting reception module 111 receive broadcast singal and/
Or broadcast related information can be stored in memory 160 (or other types of storage medium).
Mobile communication module 112 sends radio signals to base station (for example, access point, node B etc.), exterior terminal
And at least one of server and/or receive from it radio signal.Such radio signal may include that voice is logical
Talk about signal, video calling signal or the various types of data for sending and/or receiving according to text and/or Multimedia Message.
Wireless Internet module 113 supports the Wi-Fi (Wireless Internet Access) of mobile terminal.The module can be internally or externally
It is couple to terminal.Wi-Fi (Wireless Internet Access) technology involved by the module may include WLAN (Wireless LAN) (Wi-Fi), Wibro
(WiMAX), Wimax (worldwide interoperability for microwave accesses), HSDPA (high-speed downlink packet access) etc..
Short range communication module 114 is the module for supporting short range communication.Some examples of short-range communication technology include indigo plant
ToothTM, radio frequency identification (RFID), Infrared Data Association (IrDA), ultra wide band (UWB), purple honeybeeTMEtc..
Location information module 115 is the module of the location information for checking or obtaining mobile terminal.Location information module
Typical case be GPS (global positioning system).According to current technology, GPS module is calculated from three or more satellites
Range information and correct time information and Information application triangulation for calculating, to according to longitude, latitude and
Highly accurately calculate three-dimensional current location information.Currently, the method for being used for calculating position and temporal information uses three satellites
And the error of calculated position and temporal information is corrected by using an other satellite.In addition, GPS module can lead to
Carry out calculating speed information after Continuous plus current location information in real time.
A/V input units 120 are for receiving audio or video signal.A/V input units 120 may include 121 He of camera
Microphone 122, camera 121 in video acquisition mode or image capture mode by image capture apparatus obtain static images
Or the image data of video is handled.Treated, and picture frame may be displayed on display unit 151.It is handled through camera 121
Picture frame afterwards can be stored in memory 160 (or other storage mediums) or be sent out via wireless communication unit 110
It send, two or more cameras 1210 can be provided according to the construction of mobile terminal.Microphone 122 can telephone calling model,
Sound (audio data) is received via microphone in logging mode, speech recognition mode etc. operational mode, and can be by this
The acoustic processing of sample is audio data.Audio that treated (voice) data can be converted in the case of telephone calling model
The format output of mobile communication base station can be sent to via mobile communication module 112.Microphone 122 can be implemented various types of
Noise eliminate (or inhibit) algorithm with eliminate noise that (or inhibition) generates during sending and receiving audio signal or
Interference.
User input unit 130 can generate key input data to control each of mobile terminal according to order input by user
Kind operation.User input unit 130 allows user to input various types of information, and may include keyboard, metal dome, touch
Plate (for example, sensitive component of detection variation of resistance, pressure, capacitance etc. caused by being contacted), idler wheel, rocking bar etc.
Deng.Particularly, when touch tablet is superimposed upon in the form of layer on display unit 151, touch screen can be formed.
Sensing unit 140 detects the current state of mobile terminal 100, (for example, mobile terminal 100 opens or closes shape
State), the position of mobile terminal 100, user is for the presence or absence of contact (that is, touch input) of mobile terminal 100, mobile terminal
100 orientation, the acceleration or deceleration movement of mobile terminal 100 and direction etc., and generate for controlling mobile terminal 100
The order of operation or signal.For example, when mobile terminal 100 is embodied as sliding-type mobile phone, sensing unit 140 can sense
The sliding-type phone is to open or close.In addition, sensing unit 140 can detect power supply unit 190 whether provide electric power or
Whether person's interface unit 170 couples with external device (ED).
Interface unit 170 be used as at least one external device (ED) connect with mobile terminal 100 can by interface.For example,
External device (ED) may include wired or wireless headphone port, external power supply (or battery charger) port, wired or nothing
Line data port, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end
Mouth, video i/o port, ear port etc..Identification module can store to use each of mobile terminal 100 for verifying user
It plants information and may include subscriber identification module (UIM), client identification module (SIM), Universal Subscriber identification module (USIM)
Etc..In addition, the device with identification module can (hereinafter referred to as " identification device ") take the form of smart card therefore to know
Other device can be connect via port or other attachment devices with mobile terminal 100.Interface unit 170, which can be used for receiving, to be come from
The input (for example, data information, electric power etc.) of external device (ED) and the input received is transferred in mobile terminal 100
One or more elements can be used for the transmission data between mobile terminal and external device (ED).
In addition, when mobile terminal 100 is connect with external base, interface unit 170 may be used as allowing will be electric by it
Power provides to the path of mobile terminal 100 from pedestal or may be used as that the various command signals inputted from pedestal is allowed to pass through it
It is transferred to the path of mobile terminal.The various command signals or electric power inputted from pedestal, which may be used as mobile terminal for identification, is
The no signal being accurately fitted on pedestal.Output unit 150 is configured to provide with vision, audio and/or tactile manner defeated
Go out signal (for example, audio signal, vision signal, alarm signal, vibration signal etc.).Output unit 150 may include display
Unit 151, audio output module 152 etc..
Display unit 151 may be displayed on the information handled in mobile terminal 100.For example, when mobile terminal 100 is in electricity
When talking about call mode, display unit 151 can show and converse or other communicate (for example, text messaging, multimedia file
Download etc.) relevant user interface (UI) or graphic user interface (GUI).When mobile terminal 100 is in video calling pattern
Or when image capture mode, display unit 151 can show the image of capture and/or the image of reception, show video or figure
The UI or GUI etc. of picture and correlation function.
Meanwhile when display unit 151 and touch tablet in the form of layer it is superposed on one another to form touch screen when, display unit
151 may be used as input unit and output device.Display unit 151 may include liquid crystal display (LCD), thin film transistor (TFT)
In LCD (TFT-LCD), Organic Light Emitting Diode (OLED) display, flexible display, three-dimensional (3D) display etc. at least
It is a kind of.Some in these displays may be constructed such that transparence to allow user to be watched from outside, this is properly termed as transparent
Display, typical transparent display can be, for example, TOLED (transparent organic light emitting diode) display etc..According to specific
Desired embodiment, mobile terminal 100 may include two or more display units (or other display devices), for example, moving
Dynamic terminal may include outernal display unit (not shown) and inner display unit (not shown).Touch screen, which can be used for detecting, to be touched
Input pressure and touch input position and touch input area.
Audio output module 152 can mobile terminal be in call signal reception pattern, call mode, logging mode,
It is that wireless communication unit 110 is received or in memory 160 when under the isotypes such as speech recognition mode, broadcast reception mode
The audio data transducing audio signal of middle storage and to export be sound.Moreover, audio output module 152 can provide and movement
The relevant audio output of specific function (for example, call signal receives sound, message sink sound etc.) that terminal 100 executes.
Audio output module 152 may include loud speaker, buzzer etc..
Memory 160 can store the software program etc. of the processing and control operation that are executed by controller 180, Huo Zheke
Temporarily to store oneself data (for example, telephone directory, message, still image, video etc.) through exporting or will export.And
And memory 160 can be stored about when the vibration and audio signal for touching the various modes that the when of being applied to touch screen exports
Data.
Memory 160 may include the storage medium of at least one type, and the storage medium includes flash memory, hard disk, more
Media card, card-type memory (for example, SD or DX memories etc.), random access storage device (RAM), static random-access storage
Device (SRAM), read-only memory (ROM), electrically erasable programmable read-only memory (EEPROM), programmable read only memory
(PROM), magnetic storage, disk, CD etc..Moreover, mobile terminal 100 can execute memory with by network connection
The network storage device of 160 store function cooperates.
The overall operation of the usually control mobile terminal of controller 180.For example, controller 180 executes and voice communication, data
Communication, video calling etc. relevant control and processing.In addition, controller 180 may include for reproducing (or playback) more matchmakers
The multi-media module 181 of volume data, multi-media module 181 can construct in controller 180, or can be structured as and control
Device 180 detaches.Controller 180 can be with execution pattern identifying processing, by the handwriting input executed on the touchscreen or picture
It draws input and is identified as character or image.
Power supply unit 190 receives external power or internal power under the control of controller 180 and provides operation each member
Electric power appropriate needed for part and component.
Various embodiments described herein can with use such as computer software, hardware or any combination thereof calculating
Machine readable medium is implemented.Hardware is implemented, embodiment described herein can be by using application-specific IC
(ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), scene can
Programming gate array (FPGA), controller, microcontroller, microprocessor, is designed to execute function described herein processor
At least one of electronic unit is implemented, and in some cases, such embodiment can be implemented in controller 180.
For software implementation, the embodiment of such as process or function can with allow to execute the individual of at least one functions or operations
Software module is implemented.Software code can by the software application (or program) write with any programming language appropriate Lai
Implement, software code can be stored in memory 160 and be executed by controller 180.
So far, oneself according to its function through describing mobile terminal.In the following, for the sake of brevity, will description such as folded form,
Slide type mobile terminal in various types of mobile terminals of board-type, oscillating-type, slide type mobile terminal etc., which is used as, to be shown
Example.Therefore, the present invention can be applied to any kind of mobile terminal, and be not limited to slide type mobile terminal.
Mobile terminal 100 as shown in Figure 1 may be constructed such that using via frame or grouping transmission data it is all if any
Line and wireless communication system and satellite-based communication system operate.
The communication system that mobile terminal wherein according to the present invention can operate is described referring now to Fig. 2.
Such communication system can use different air interface and/or physical layer.For example, used by communication system
Air interface includes such as frequency division multiple access (FDMA), time division multiple acess (TDMA), CDMA (CDMA) and universal mobile communications system
System (UMTS) (particularly, long term evolution (LTE)), global system for mobile communications (GSM) etc..As non-limiting example, under
The description in face is related to cdma communication system, but such introduction is equally applicable to other types of system.
With reference to figure 2, cdma wireless communication system may include multiple mobile terminals 100, multiple base stations (BS) 270, base station
Controller (BSC) 275 and mobile switching centre (MSC) 280.MSC280 is configured to and Public Switched Telephony Network (PSTN)
290 form interface.MSC280 is also structured to form interface with the BSC275 that can be couple to base station 270 via back haul link.
Back haul link can be constructed according to any one of several known interfaces, the interface include such as E1/T1, ATM, IP,
PPP, frame relay, HDSL, ADSL or xDSL.It will be appreciated that system may include multiple BSC2750 as shown in Figure 2.
Each BS270 can service one or more subregions (or region), by multidirectional antenna or the day of direction specific direction
Each subregion of line covering is radially far from BS270.Alternatively, each subregion can be by two or more for diversity reception
Antenna covers.Each BS270, which may be constructed such that, supports multiple frequency distribution, and each frequency distribution has specific frequency spectrum
(for example, 1.25MHz, 5MHz etc.).
What subregion and frequency were distributed, which intersects, can be referred to as CDMA Channel.BS270 can also be referred to as base station transceiver
System (BTS) or other equivalent terms.In this case, term " base station " can be used for broadly indicating single
BSC275 and at least one BS270.Base station can also be referred to as " cellular station ".Alternatively, each subregion of specific BS270 can be claimed
For multiple cellular stations.
As shown in Figure 2, broadcast singal is sent to the mobile terminal operated in system by broadcsting transmitter (BT) 295
100.Broadcasting reception module 111 as shown in Figure 1 is arranged at mobile terminal 100 to receive the broadcast sent by BT295
Signal.In fig. 2 it is shown that several global positioning system (GPS) satellites 300.The help of satellite 300 positions multiple mobile terminals
At least one of 100.
In fig. 2, multiple satellites 300 are depicted, it is understood that, any number of satellite can be utilized to obtain useful
Location information.Location information module 115 as shown in Figure 1 is generally configured to coordinate with satellite 300 desired to obtain
The typical case of location information, the location information module 115 is GPS.Substitute GPS tracking techniques or GPS tracking techniques it
Outside, the other technologies for the position that can track mobile terminal can be used.In addition, at least one GPS satellite 300 can be selective
Ground or the extraly transmission of processing satellite dmb.
As a typical operation of wireless communication system, BS270 receives the reverse link from various mobile terminals 100
Signal.Mobile terminal 100 usually participates in call, information receiving and transmitting and other types of communication.Each of the reception of certain base station 270 is anti-
It is handled in specific BS270 to link signal.The data of acquisition are forwarded to relevant BSC275.BSC provides call
The mobile management function of resource allocation and coordination including the soft switching process between BS270.The number that BSC275 will also be received
According to MSC280 is routed to, the additional route service for forming interface with PSTN290 is provided.Similarly, PSTN290 with
MSC280 forms interface, and MSC and BSC275 form interface, and BSC275 correspondingly controls BS270 with by forward link signals
It is sent to mobile terminal 100.
Based on above-mentioned mobile terminal hardware configuration and communication system, each embodiment of the method for the present invention is proposed.
Due in the prior art, when using CABC functions, if the backlight illumination of display screen is relatively low, being susceptible to display screen
The case where shake, largely effects on the usage experience of user.
For this purpose, the present invention proposes a kind of mobile terminal, the case where effectively display screen capable of being avoided to shake, occurs, and improves and uses
It experiences at family.
Referring to Fig. 3, for the schematic diagram of the function module of mobile terminal in first embodiment of the invention, the mobile terminal packet
It includes：Acquisition module 301 and closedown module 302.
In embodiments of the present invention, acquisition module 301, the state for obtaining backlight brightness values and CABC functions；
After start-up, display screen will run initialization program to mobile terminal, and display screen is upon initialization, will open
CABC functions, i.e. mobile terminal automatically turn on CABC functions upon actuation, and CABC functions is made to be in open state.
Wherein, the principle of CABC functions is one content analyser of setting in the driving chip of display screen, the content point
Parser can analysis shows that screen display image, and the image shown according to display screen adjusts grayscale value and the display of the image
Relationship between the backlight illumination of screen, while effectively reducing screen backlight brightness, the basic display effect for keeping image.
Such as：Assuming that when the processor of mobile terminal transfer a pictures data to display screen driving chip, in the driving chip
Content analyser can calculate and count the data of picture, and the gray-scale intensity of the picture is improved according to preset algorithm
30%, and backlight brightness values are reduced by 30%.Since the gray-scale intensity of picture is improved 30% in advance, although will the back of the body
Brightness values reduce by 30%, and user still can obtain and not adjust gray-scale intensity and backlight illumination display very nearly the same is imitated
Fruit, does not influence the experience of user, but is the reduction of 30% backlight power consumption.
In embodiments of the present invention, mobile terminal will obtain backlight brightness values and CABC work(by acquisition module 301 in real time
The state of energy, wherein the state of CABC functions includes open state or closed state.
It should be noted that the backlight brightness values that acquisition module 301 obtains all are real-time brightness value, as present intensity
Value.
Closedown module 302, for being less than the luminance threshold that the display screen obtained is not shaken, and CABC when backlight brightness values
When function is in open state, CABC functions are closed.
In embodiments of the present invention, when the backlight brightness values of acquisition are less than the luminance threshold that the display screen obtained is not shaken
Value, and when CABC functions be in open state, closedown module 302 will closing CABC functions.
In embodiments of the present invention, after the state of the acquisition backlight brightness values of acquisition module 301 and CABC functions, if the back of the body
Brightness values are less than the luminance threshold that the display screen obtained is not shaken, and CABC functions are in open state, then by closing mould
Block 302 closes CABC functions.The luminance threshold that do not shaken by using display screen closes CABC functions, can effectively avoid
Backlight brightness values are in the luminance threshold that do not shaken less than the display screen, and the case where display screen is shaken is realized and eliminates display
The purpose for shielding shake, effectively improves user experience.
Referring to Fig. 4, for the schematic diagram of the function module of mobile terminal in second embodiment of the invention, wherein mobile whole
End includes acquisition module 301 and closedown module 302 in first embodiment as shown in Figure 3, and as shown in figure 3 in first embodiment
The content of description is similar, is not repeated herein.
In embodiments of the present invention, mobile terminal further includes：
Opening module 401, for being greater than or equal to the luminance threshold that display screen is not shaken, and CABC work(when backlight brightness values
When can be closed, CABC functions are opened.
In embodiments of the present invention, after CABC functions are closed, the acquisition module 301 in mobile terminal still will obtain in real time
Backlight brightness values are taken, and when backlight brightness values are greater than or equal to the luminance threshold that above-mentioned display screen is not shaken, by opening module
401 open CABC functions, enabling the purpose of saving backlight power consumption is realized by opening CABC functions.
In embodiments of the present invention, the luminance threshold that do not shaken by using display screen control CABC functions unlatching and
It closes so that can not only achieve the purpose that save backlight power consumption using CABC functions, additionally it is possible to which in backlight brightness values being less than should
When the luminance threshold that display screen is not shaken, by closing the CABC functions, display screen shake is avoided the occurrence of, display is eliminated to reach
Shield the purpose of shake.
It should be noted that in first embodiment of the invention and second embodiment, luminance threshold that display screen is not shaken
There can be different meanings.The luminance threshold that two kinds of optional display screens are not shaken is explained below.
The first is：The luminance threshold that display screen is not shaken can be：The application program installed or had been turned on is right respectively
That answers does not shake maximum luminance threshold in luminance threshold, wherein the corresponding luminance threshold of not shaking of application program is preset value.
In embodiments of the present invention, in mobile terminal mounted application program all correspond to one it is preset do not shake it is bright
Spend threshold value, and application program it is corresponding do not shake luminance threshold be by being tested to the application program, and based on experiment number
According to obtaining.Such as：The application program can be used under different backlight illuminations, and is based on using the application under different backlight illuminations
The jitter conditions of program are counted, and determine the minimum value that the application program is not shaken when in use, then can be by the minimum value
Preset luminance threshold is not shaken as corresponding with the application program.The application program is corresponding preset not to shake luminance threshold
Value can carry in the installation data of application program, or after application program installation, mobile terminal can be from server
It is middle to obtain that the application program is corresponding does not shake luminance threshold.
Wherein, if not shaking luminance threshold work minimum in luminance threshold so that mounted application program is corresponding
For the luminance threshold that display screen is not shaken, then in the case where not installing new application program, luminance threshold that display screen is not shaken
Value will not change, and if detect that mobile terminal installs new application program, will determine that the new application program is corresponding
It does not shake whether luminance threshold is less than the luminance threshold that existing display screen is not shaken, if being less than, utilizes answering for the new installation
The corresponding luminance threshold do not shaken luminance threshold and do not shaken as new display screen of program is used, and in the follow-up process, used
The luminance threshold that the new display screen is not shaken determines the need for turning off or on CABC functions, if more than or be equal to, then not
Change the luminance threshold that used display screen is not shaken.
Wherein, if not shaking luminance threshold work minimum in luminance threshold so that the application program having been turned on is corresponding
When the luminance threshold that do not shake for display screen, then it is each start or close application program after, mobile terminal will all determine
Application program in operating status is corresponding not to shake luminance threshold, and chooses minimum luminance threshold as display screen
The luminance threshold that do not shake.
In embodiments of the present invention, the luminance threshold that do not shaken in display screen is the application program point installed or had been turned on
It is not corresponding not shake in luminance threshold in the case of maximum luminance threshold, further include in second embodiment of the invention：It determines
Module and trigger module.Specifically, referring to Fig. 5, being the function mould of mobile terminal in 3rd embodiment in the embodiment of the present invention
The schematic diagram of block, the mobile terminal include：It acquisition module 301, closedown module 302 in second embodiment as shown in Figure 4 and opens
Module 401 is opened, and similar to the content described in embodiment illustrated in fig. 4, details are not described herein again.
In embodiments of the present invention, mobile terminal further includes：
Determining module 501, the application program for determining front stage operation；
Trigger module 502, for when not including the application program of front stage operation in preset white list, mould to be closed in triggering
Block 302 executes the step of closing CABC functions, includes the application program that need not close CABC functions in white list.
In embodiments of the present invention, for user during using mobile terminal, acquisition module 301 will obtain backlight illumination
The state of value and CABC functions, when backlight brightness values are less than the luminance threshold that the display screen obtained is not shaken, and CABC functions
When in open state, determining module 501 will determine front stage operation application program, when in preset white list do not include foreground
When the application program of operation, trigger module 502 triggers closedown module 302 and closes CABC functions.
Wherein, the application program for the CABC functions that need not be closed is included in white list.
In embodiments of the present invention, insensitive to backlight brightness values due to existing in the application program installed in mobile terminal
Application program the case where not will produce shake, therefore, can be pre- by this kind of application program when that is, backlight brightness values are relatively low
First it is arranged in white list so that when application program in front stage operation white list, CABC functions can not be closed so that energy
Enough always using CABC functions to achieve the purpose that save backlight power consumption.
It is for second：The luminance threshold that display screen is not shaken be with the application program of front stage operation it is corresponding and it is preset not
Shake luminance threshold.
In embodiments of the present invention, the luminance threshold that display screen is not shaken is that the application program of front stage operation is corresponding and pre-
If when not shaking luminance threshold, after the state that acquisition module 301 obtains background value and CABC functions, mobile terminal
To also it determine the application program of front stage operation, and the application program for obtaining from memory space the front stage operation is corresponding does not shake
Luminance threshold of the luminance threshold as display screen so that be directed to different application programs, the bright of different display screens can be used
Threshold value is spent to determine the need for being turned on and off CABC functions so that cleverer to the control of CABC functions being turned on and off
It is living, it is effectively improved the usage experience of user.
Referring to Fig. 6, the flow diagram of the method to eliminate display screen shake in fourth embodiment of the invention, this method
Including step：
Step 601, the state for obtaining backlight brightness values and dynamic backlight control CABC functions；
In embodiments of the present invention, after start-up, display screen will run initialization program to mobile terminal, and display screen exists
After initialization, CABC functions will be opened, i.e. mobile terminal automatically turns on CABC functions upon actuation, so that CABC functions is in and opens
Open state.
Wherein, the principle of CABC functions is one content analyser of setting in the driving chip of display screen, the content point
Parser can analysis shows that screen display image, and the image shown according to display screen adjusts grayscale value and the display of the image
Relationship between the backlight illumination of screen, while effectively reducing screen backlight brightness, the basic display effect for keeping image.
Such as：Assuming that when the processor of mobile terminal transfer a pictures data to display screen driving chip, in the driving chip
Content analyser can calculate and count the data of picture, and the gray-scale intensity of the picture is improved according to preset algorithm
30%, and backlight brightness values are reduced by 30%.Since the gray-scale intensity of picture is improved 30% in advance, although will the back of the body
Brightness values reduce by 30%, and user still can obtain and not adjust gray-scale intensity and backlight illumination display very nearly the same is imitated
Fruit, does not influence the experience of user, but is the reduction of 30% backlight power consumption.
In embodiments of the present invention, mobile terminal will obtain the state of backlight brightness values and CABC functions in real time, wherein
The state of CABC functions includes open state or closed state.
It should be noted that the backlight brightness values of acquisition for mobile terminal are all real-time brightness values, as present intensity value.
Step 602 is less than the luminance threshold that the display screen that has obtained is not shaken when backlight brightness values, and CABC functions are in
When open state, CABC functions are closed.
In embodiments of the present invention, when the backlight brightness values of acquisition are less than the luminance threshold that the display screen obtained is not shaken
Value, and when CABC functions be in open state, mobile terminal will closing CABC functions.
In embodiments of the present invention, after the state of acquisition for mobile terminal backlight brightness values and CABC functions, if the backlight
Brightness value is less than the luminance threshold that the display screen obtained is not shaken, and CABC functions are in open state, then close CABC work(
Energy.The luminance threshold that do not shaken by using display screen closes CABC functions, can effectively avoid backlight brightness values low
When the luminance threshold that the display screen is not shaken, the case where display screen is shaken, to achieve the purpose that eliminate display screen shake,
It is effective to improve user experience.
Please refer to Fig. 7, in fifth embodiment of the invention eliminate display screen shake method flow diagram, including：
Step 701, the state for obtaining backlight brightness values and dynamic backlight control CABC functions；Execute step 702 or 703；
Step 702 is less than the luminance threshold that the display screen that has obtained is not shaken when backlight brightness values, and CABC functions are in
When open state, CABC functions are closed；
Wherein, step 701 is described with the step 601 in fourth embodiment shown in Fig. 6 with step 602 respectively with step 702
Content it is similar, be not repeated herein.
Step 703 is greater than or equal to the luminance threshold do not shaken of display screen when backlight brightness values, and CABC functions are in and close
When closed state, CABC functions are opened.
In embodiments of the present invention, after CABC functions are closed, backlight brightness values still will be obtained in mobile terminal in real time,
And when backlight brightness values are greater than or equal to the luminance threshold that above-mentioned display screen is not shaken, by opening CABC functions, enabling
The purpose of saving backlight power consumption is realized by opening CABC functions.
In embodiments of the present invention, the luminance threshold that do not shaken by using display screen control CABC functions unlatching and
It closes so that can not only achieve the purpose that save backlight power consumption using CABC functions, additionally it is possible to which in backlight brightness values being less than should
When the luminance threshold that display screen is not shaken, by closing the CABC functions, display screen shake is avoided the occurrence of, display is eliminated to reach
Shield the purpose of shake.
It should be noted that in first embodiment of the invention and second embodiment, luminance threshold that display screen is not shaken
There can be different meanings.The luminance threshold that two kinds of optional display screens are not shaken is explained below.
The first is：The luminance threshold that display screen is not shaken can be：The application program installed or had been turned on is right respectively
That answers does not shake maximum luminance threshold in luminance threshold, wherein the corresponding luminance threshold of not shaking of application program is preset value.
In embodiments of the present invention, in mobile terminal mounted application program all correspond to one it is preset do not shake it is bright
Spend threshold value, and application program it is corresponding do not shake luminance threshold be by being tested to the application program, and based on experiment number
According to obtaining.Such as：The application program can be used under different backlight illuminations, and is based on using the application under different backlight illuminations
The jitter conditions of program are counted, and determine the minimum value that the application program is not shaken when in use, then can be by the minimum value
Preset luminance threshold is not shaken as corresponding with the application program.The application program is corresponding preset not to shake luminance threshold
Value can carry in the installation data of application program, or after application program installation, mobile terminal can be from server
It is middle to obtain that the application program is corresponding does not shake luminance threshold.
Wherein, if not shaking luminance threshold work minimum in luminance threshold so that mounted application program is corresponding
For the luminance threshold that display screen is not shaken, then in the case where not installing new application program, luminance threshold that display screen is not shaken
Value will not change, and if detect that mobile terminal installs new application program, will determine that the new application program is corresponding
It does not shake whether luminance threshold is less than the luminance threshold that existing display screen is not shaken, if being less than, utilizes answering for the new installation
The corresponding luminance threshold do not shaken luminance threshold and do not shaken as new display screen of program is used, and in the follow-up process, used
The luminance threshold that the new display screen is not shaken determines the need for turning off or on CABC functions, if more than or be equal to, then not
Change the luminance threshold that used display screen is not shaken.
Wherein, if not shaking luminance threshold work minimum in luminance threshold so that the application program having been turned on is corresponding
When the luminance threshold that do not shake for display screen, then it is each start or close application program after, mobile terminal will all determine
Application program in operating status is corresponding not to shake luminance threshold, and chooses minimum luminance threshold as display screen
The luminance threshold that do not shake.
Referring to Fig. 8, for the flow diagram of the method for eliminating display screen shake in sixth embodiment of the invention, and should
Sixth embodiment is that be that the application program having installed or had been turned on is corresponding do not tremble the luminance threshold that do not shaken in display screen
It is executed in the case of maximum luminance threshold in dynamic luminance threshold, this method includes：
Step 801, the state for obtaining backlight brightness values and dynamic backlight control CABC functions；Execute step 802 or 804；
Wherein, step 801 is similar to the content that the step 701 in the 5th embodiment shown in Fig. 7 describes, and does not do herein superfluous
It states.
Step 802 is less than the luminance threshold that the display screen that has obtained is not shaken when backlight brightness values, and CABC functions are in
When open state, the application program of front stage operation is determined；
Step 803, when in preset white list do not include front stage operation application program when, close CABC functions, white name
Include the application program that need not close CABC functions in list；
In embodiments of the present invention, for user during using mobile terminal, mobile terminal will obtain backlight brightness values
And the state of CABC functions, when backlight brightness values are less than the luminance threshold that the display screen that has obtained is not shaken, and at CABC functions
When open state, mobile terminal will determine front stage operation application program, when in preset white list do not include front stage operation
Application program when, close CABC functions.
Wherein, the application program for the CABC functions that need not be closed is included in white list.
Step 804 is greater than or equal to the luminance threshold do not shaken of display screen when backlight brightness values, and CABC functions are in and close
When closed state, CABC functions are opened.
Wherein, step 804 is similar to the content that the step 702 in the 5th embodiment shown in Fig. 7 describes, and does not do herein superfluous
It states.
In embodiments of the present invention, insensitive to backlight brightness values due to existing in the application program installed in mobile terminal
Application program the case where not will produce shake, therefore, can be pre- by this kind of application program when that is, backlight brightness values are relatively low
First it is arranged in white list so that when application program in front stage operation white list, CABC functions can not be closed so that energy
Enough always using CABC functions to achieve the purpose that save backlight power consumption.
It is for second：The luminance threshold that display screen is not shaken be with the application program of front stage operation it is corresponding and it is preset not
Shake luminance threshold.
In embodiments of the present invention, the luminance threshold that display screen is not shaken is that the application program of front stage operation is corresponding and pre-
If when not shaking luminance threshold, after the state for obtaining background value and CABC functions, before mobile terminal will also determine
The application program of platform operation, and the application program that obtains from memory space the front stage operation is corresponding does not shake luminance threshold work
For the luminance threshold of display screen so that be directed to different application programs, can be come using the luminance threshold of different display screens true
It is fixed whether to need to be turned on and off CABC functions so that it is more flexible to the control of CABC functions being turned on and off, effectively change
The usage experience of kind user.
It should be noted that herein, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements include not only those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including this
There is also other identical elements in the process of element, method, article or device.
The embodiments of the present invention are for illustration only, can not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical scheme of the present invention substantially in other words does the prior art
Going out the part of contribution can be expressed in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions are used so that a station terminal equipment (can be mobile phone, computer, clothes
Be engaged in device, air conditioner or the network equipment etc.) execute method described in each embodiment of the present invention.
It these are only the preferred embodiment of the present invention, be not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of mobile terminal, which is characterized in that the mobile terminal includes：
Acquisition module controls the state of CABC functions for obtaining backlight brightness values and dynamic backlight；
Closedown module, for being less than the luminance threshold that the display screen obtained is not shaken when the backlight brightness values, and it is described
When CABC functions are in open state, the CABC functions are closed, wherein the luminance threshold that the display screen is not shaken is to have pacified
It is chosen in the corresponding luminance threshold that do not shake of application program for filling or having been turned on.
2. mobile terminal according to claim 1, which is characterized in that the mobile terminal further includes：
Opening module, for being greater than or equal to the luminance threshold that the display screen is not shaken when the backlight brightness values, and it is described
When CABC functions are closed, the CABC functions are opened.
3. mobile terminal according to claim 1 or 2, which is characterized in that the luminance threshold that the display screen is not shaken is：
The application program having installed or had been turned on is corresponding not to shake maximum luminance threshold in luminance threshold, the application program
Corresponding luminance threshold of not shaking is preset value.
4. mobile terminal according to claim 3, which is characterized in that the mobile terminal includes：
Determining module, the application program for determining front stage operation；
Trigger module, for when not including the application program of the front stage operation in preset white list, triggering the closing
Module executes the step of closing CABC functions, includes the application journey that need not close CABC functions in the white list
Sequence.
5. mobile terminal according to claim 1 or 2, which is characterized in that the luminance threshold that the display screen is not shaken is
It is corresponding with the application program of front stage operation and preset do not shake luminance threshold.
6. a kind of method for eliminating display screen shake, which is characterized in that the method includes the steps：
Obtain the state of backlight brightness values and dynamic backlight control CABC functions；
When the backlight brightness values are less than the luminance threshold that the display screen that has obtained is not shaken, and the CABC functions are in and open
When state, the CABC functions are closed, wherein the luminance threshold that the display screen is not shaken is the application installed or had been turned on
It is chosen in the corresponding luminance threshold that do not shake of program.
7. according to the method described in claim 6, it is characterized in that, the method further includes：
When the backlight brightness values are greater than or equal to the luminance threshold do not shaken of the display screen, and the CABC functions are in and close
When closed state, the CABC functions are opened.
8. the method described according to claim 6 or 7, which is characterized in that the luminance threshold that the display screen is not shaken is：Pacify
The application program that fills or have been turned on is corresponding not to shake maximum luminance threshold in luminance threshold, and the application program corresponds to
Do not shake luminance threshold be preset value.
9. according to the method described in claim 8, it is characterized in that, including before the closing CABC functions：
Obtain the application program of front stage operation；
When not including the application program of the front stage operation in preset white list, the closing CABC functions are executed
Step includes the application program that need not close CABC functions in the white list.
10. the method described according to claim 6 or 7, which is characterized in that the luminance threshold that the display screen is not shaken be with it is preceding
The application program of platform operation is corresponding and preset does not shake luminance threshold.
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| CN201610055442.5A CN105741786B (en) | 2016-01-27 | 2016-01-27 | Eliminate the method and mobile terminal of display screen shake |
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| CN106384577B (en) * | 2016-12-14 | 2019-03-01 | 维沃移动通信有限公司 | A kind of backlight adjusting method and mobile terminal of display screen |
| CN106775549B (en) * | 2016-12-14 | 2019-03-26 | 维沃移动通信有限公司 | A kind of CABC module control method and electronic equipment |
| CN106782431B (en) * | 2017-03-10 | 2020-02-07 | Oppo广东移动通信有限公司 | Screen backlight brightness adjusting method and device and mobile terminal |
| CN106710535B (en) * | 2017-03-10 | 2019-08-02 | Oppo广东移动通信有限公司 | A kind of screen backlight adjusting method, device and mobile terminal |
| CN107580068A (en) * | 2017-09-21 | 2018-01-12 | 深信服科技股份有限公司 | A kind of method of cursor synchronization, relevant device and system |
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