CN105607319A - Method and device for improving light leak of screen automatically - Google Patents
Method and device for improving light leak of screen automatically Download PDFInfo
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- CN105607319A CN105607319A CN201610119393.7A CN201610119393A CN105607319A CN 105607319 A CN105607319 A CN 105607319A CN 201610119393 A CN201610119393 A CN 201610119393A CN 105607319 A CN105607319 A CN 105607319A
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
- G02F1/13318—Circuits comprising a photodetector
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- Crystallography & Structural Chemistry (AREA)
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- Liquid Crystal Display Device Control (AREA)
Abstract
The invention relates to a method and a device for improving light leak of a screen automatically. The method includes displaying a pure-color picture on the screen after the screen is turned on; acquiring corresponding light intensity values of all positions respectively through a plurality of light sensors; comparing the light intensity values acquired by the light sensors, and confirming that the screen leaks light when the light intensity values are unequal; adjusting the height of a piezoelectric actuator between a backlight module and the screen to enable the light intensity values acquired by the light sensors again to be equal. The method and the device for improving light leak of the screen automatically have the advantages that whether the screen leaks light or not is detected through the light sensors, and the piezoelectric actuator is used for adjusting the distance, between the backlight module and the screen, of a light leak position in presence of light leak so as to solve the problem of light leak.
Description
Technical field
The disclosure relates to Display Technique field, relates in particular to a kind of automatic method and dress that improves screen light leakPut.
Background technology
In present day society, along with the fast development of electronic display unit, LCDs becomesImportant composition composition in our life, LCDs is normally conventionally by backlight module and display screen groupBecome, backlight module includes backlight, in order to regulate the display brightness of display screen. For example: at lightUnder strong environment, on LCDs, easily produce mirror-reflection, need to increase backlight illumination and just can make to useThe content of liquid crystal display screen display is seen at family clearly; Under the weak environment of light, excessive backlight illumination is led againCause the increase of terminal energy consumption, need to reduce backlight illumination.
But, in manufacturing process, because of the extruding of manufacturing process or other reasons, may causeBetween backlight module and display screen, there is spacing, and then cause light leak, so can affect on display screenDisplay effect.
Summary of the invention
In view of this, the disclosure a kind of automatic method of improving screen light leak has been proposed and device above-mentioned to solveTechnical problem.
In order to achieve the above object, the technical scheme that the disclosure adopts is:
According to the first aspect of disclosure embodiment, a kind of automatic method of improving screen light leak is proposed, bagDraw together:
In the time starting after described screen, on described screen, showing pure color picture;
Obtain respectively light intensity value corresponding to each position by multiple optical sensors;
The light intensity value that relatively described in each, optical sensor obtains, if each light intensity value obtaining is not etc.,Determine screen light leak;
By adjusting the height of piezoelectric type actuator between backlight module and described screen, make described in eachThe light intensity value that optical sensor obtained again equates.
Optionally, described pure color picture is black picture.
Optionally, described by adjusting the height of piezoelectric type actuator between backlight module and described screen,The light intensity value that optical sensor obtained again described in each is equated, comprising:
The luminous intensity obtaining according to target light light intensity value that sensor obtains and remaining described optical sensor is notDetermine the position of described screen light leak together;
In the position at described screen light leak place, by adjusting described piezoelectric type actuator at described backlight moduleAnd the height between described screen, makes light intensity value that described target light sensor obtains again and remainingThe light intensity value that described optical sensor obtains equates.
Optionally, described piezoelectric transducer is arranged at four of described backlight module and described screen opposite flankIn week, multiple described optical sensors are arranged at respectively the periphery of described piezoelectric type actuator.
Optionally, described piezoelectric transducer is piezoelectric ceramics.
According to the second aspect of disclosure embodiment, a kind of automatic device that improves screen light leak is proposed, bagDraw together:
Display unit in the time starting after described screen, shows pure color picture on described screen.
Acquiring unit, for obtaining respectively light intensity value corresponding to each position by multiple optical sensors;
Judging unit, for the light intensity value that relatively optical sensor obtains described in each, if each obtainingLight intensity value not etc., is not determined screen light leak;
Regulon, for the height between backlight module and described screen by adjustment piezoelectric type actuator,The light intensity value that optical sensor obtained again described in each is equated.
Optionally, described pure color picture is black picture.
Optionally, described regulon comprises:
Determine subelement, for according to target light light intensity value that sensor obtains and remaining described optical sensorThe luminous intensity difference obtaining, determines the position of described screen light leak;
Regulate subelement, for the position at described screen light leak place, carry out by adjusting described piezoelectric typeThe height of device between described backlight module and described screen, obtains described target light sensor againLight intensity value equates with the light intensity value that remaining described optical sensor obtains.
Optionally, described piezoelectric transducer is arranged at four of described backlight module and described screen opposite flankIn week, multiple described optical sensors are arranged at respectively the periphery of described piezoelectric type actuator.
Optionally, described piezoelectric transducer is piezoelectric ceramics.
According to the third aspect of disclosure embodiment, a kind of automatic device that improves screen light leak has also been proposed,Comprise:
Backlight module;
Display screen;
Piezoelectric type actuator, is arranged at the surrounding of described backlight module and described screen opposite flank;
Multiple optical sensors, are arranged at respectively the periphery of described piezoelectric type actuator;
Processor;
For the memory of storage of processor executable instruction;
Wherein, described processor is set to:
Obtain respectively light intensity value corresponding to each position by multiple optical sensors;
The light intensity value that relatively described in each, optical sensor obtains, if each light intensity value obtaining is not etc.,Determine screen light leak;
By adjusting the height of piezoelectric type actuator between backlight module and described screen, make described in eachThe light intensity value that optical sensor obtained again equates.
The technical scheme that embodiment of the present disclosure provides can comprise following beneficial effect, and the disclosure has designed oneKind can automatically improve method and the device of screen light leak, by whether light leak of light sensors, and at toolHave in the situation of light leak by piezoelectric type actuator regulate between light leak position backlight module and screen betweenDistance, to solve the problem of light leak.
Should be understood that, it is only exemplary and explanatory that above general description and details are hereinafter described,Can not limit the disclosure.
Brief description of the drawings
Accompanying drawing is herein merged in description and forms the part of this description, shows and meets these public affairsThe embodiment opening, and be used from and explain principle of the present disclosure with description one.
Fig. 1 is the stream of a kind of automatic method of improving screen light leak shown in the disclosure one exemplary embodimentCheng Tu;
Fig. 2 is a kind of voltage actuator shown in the disclosure one exemplary embodiment and the distribution of optical sensorSchematic diagram;
Fig. 3 is the block diagram of a kind of device that improves screen light leak shown in the disclosure one exemplary embodiment;
Fig. 4 is that the hardware of a kind of device that improves screen light leak shown in the disclosure one exemplary embodiment showsIntention.
Detailed description of the invention
Below with reference to detailed description of the invention shown in the drawings, the disclosure is described in detail. But these enforcementsMode does not limit the disclosure, structure that those of ordinary skill in the art makes according to these embodiments,Conversion in method or function is all included in protection domain of the present disclosure.
The term using in the disclosure is only for describing the object of specific embodiment, but not be intended to restriction thisOpen. " one " of the singulative using in disclosure and the accompanying claims book, " described " and" be somebody's turn to do " and be also intended to comprise most forms, unless context clearly represents other implications. It is also understood thatTerm "and/or" used herein refer to and comprise any of one or more projects of listing that are associated orLikely combine.
As shown in Figure 1, Fig. 1 is that the one shown in the disclosure one exemplary embodiment is improved screen light leak automaticallyThe flow chart of method. This method of automatically improving screen light leak is applied to display terminal, for example: handMachine, iPAD, TV, information receiving and transmitting terminal, personal digital assistant etc. This improves the side of screen light leak automaticallyMethod comprises the following steps:
S101, after startup screen time, on screen, show pure color picture.
Detecting screen whether in all multi-methods of light leak, whether pure color that what the disclosure adopted is detects screen and leaksLight, therefore, after screen opening, is set to be shown as pure color picture on screen. Of the present disclosure oneIn good embodiment, on screen, show that pure color picture adopts black picture, so arrange so that be more prone to inspectionSurvey the light leak position of screen, can simplify detecting step, reduce the positional fault rate of finding light leak, raising is looked intoLook for the sensitivity of light leak position.
S102, obtain respectively light intensity value corresponding to each position by multiple optical sensors.
In embodiment of the present disclosure, between backlight module and screen, be provided with multiple optical sensors and piezoelectric typeAdjuster, particularly, as shown in Figure 2, this piezoelectric transducer 202 is arranged at described backlight module and instituteState the surrounding of screen 201 opposite flanks, multiple described optical sensors 203 are arranged at respectively described piezoelectric type and holdThe periphery of row device 202. Preferably, multiple optical sensors are evenly distributed between backlight module and screen 201Surrounding.
The light intensity value that S103, each optical sensor of comparison obtain, if each light intensity value obtaining is not etc.,Determine screen light leak.
In the present embodiment, by the light intensity value of each optical sensor environment of living in all equate, be not subject to backlightThe impact that module emits beam, light intensity value that each optical sensor detects equates, so arrange so thatLight sensors screen light leak. Wherein, the luminous intensity of obtaining by each optical sensor of processor comparison,If each light intensity value obtaining is not etc., determine screen light leak, relatively, if each optical sensor instituteThe light intensity value obtaining equates, determines not light leak of screen. Particularly, some or multiple smooth sensings whereinThe light intensity value that device obtains and the light intensity value of other optical sensors not etc., are not defined as target corresponding to light leak placeOptical sensor.
S104, by adjusting the piezoelectric type actuator height between backlight module and described screen, make respectivelyThe light intensity value that individual described optical sensor obtained again equates.
The present embodiment is by self telescopic attribute of piezoelectric type actuator, by adjusting piezoelectric type actuatorHeight between backlight module and described screen, makes the light intensity that optical sensor obtained again described in eachDegree value equates. Further, according to target light light intensity value that sensor obtains and remaining described optical sensorThe luminous intensity difference obtaining, determines the position of described screen light leak. In the position at described screen light leak place,By adjusting the height of described piezoelectric type actuator between described backlight module and described screen, described in makingThe light intensity value phase that the light intensity value that target light sensor obtains again and remaining described optical sensor obtainDeng. Briefly, make exactly this piezoelectric type actuator be filled in fully between backlight module and screen, fromAnd can improve the situation of screen light leak. In an optional embodiment of the present disclosure, this piezoelectric type actuator isPiezoelectric ceramics.
In sum, the automatic method of improving screen light leak that the disclosure provides is passed through at backlight module and screenBetween surrounding be provided with optical sensor and piezo actuator, opening when backlight module, by screenShow black, thereby make the position of light sensors screen light leak, last according to the screen light leak detectingSituation, adjust piezoelectric type actuator, piezoelectric type actuator is filled between screen and backlight module completely,Thereby solve the problem of screen light leak.
As shown in Figure 3, according to the second aspect of disclosure embodiment, also propose one and automatically improve screen leakageThe device of light, this device comprises: display unit 301, acquiring unit 302, judging unit 303, adjusting listUnit 304.
This display unit 301, in the time starting after described screen, shows pure color picture on described screen;
Acquiring unit 302 is for obtaining respectively light intensity value corresponding to each position by multiple optical sensors;
Judging unit 303 is for the light intensity value that relatively optical sensor obtains described in each, if obtain eachIndividual light intensity value not etc., is not determined screen light leak;
Regulon 304 is for the height between backlight module and described screen by adjustment piezoelectric type actuatorDegree, equates the light intensity value that optical sensor obtained again described in each.
Wherein, preferably, pure color picture is black picture, adopts black image display effect more outstanding,Avoid other color pictures to make processor obtain in advance the light intensity value of the corresponding different colours of optical sensor.
Further, regulon 304 comprises: determine subelement 3041, and regulate subelement 3042.
Determine that subelement 3041 is for according to target light light intensity value that sensor obtains and remaining described smooth sensingThe luminous intensity difference that device obtains, determines the position of described screen light leak;
Regulate subelement 3042 for the position at described screen light leak place, hold by adjusting described piezoelectric typeThe height of row device between described backlight module and described screen, obtains described target light sensor againLight intensity value equate with the light intensity value that remaining described optical sensor obtains. Optionally, piezoelectric type passesSensor is piezoelectric ceramics.
Piezoelectric transducer of the present disclosure is arranged at the surrounding of described backlight module and described screen opposite flank,Multiple described optical sensors are arranged at respectively the periphery of described piezoelectric type actuator.
In sum, the automatic device that improves screen light leak that the disclosure provides passes through at backlight module and screenBetween surrounding be provided with optical sensor and piezo actuator, opening when backlight module, by screenShow black, thereby make the position of light sensors screen light leak, last according to the screen light leak detectingSituation, adjust piezoelectric type actuator, piezoelectric type actuator is filled between screen and backlight module completely,Thereby solve the problem of screen light leak.
About the device in above-described embodiment, wherein the concrete mode of modules executable operations is above-mentionedIn the embodiment of method, have been described in detail, just repeat no more at this.
As shown in Figure 4, according to the third aspect of disclosure embodiment, also propose one and automatically improve screen leakageThe device of light, this device can comprise one or more assembly: processing components 402, memory 404,Power supply module 406, multimedia groupware 408, audio-frequency assembly 410, the interface 412 of I/O (I/O), passesSensor assembly 414, and communications component 416.
The integrated operation of processing components 402 common control device 400, such as with demonstration, call, numberAccording to communication, the operation that camera operation and record operation are associated. Processing components 402 can comprise one or manyIndividual processor 418 is carried out instruction, to complete all or part of step of above-mentioned method. In addition process,Assembly 402 can comprise one or more modules, is convenient to mutual between processing components 402 and other assemblies.For example, processing components 402 can comprise multi-media module, to facilitate multimedia groupware 408 and processing componentsMutual between 402.
Memory 404 is configured to store various types of data to be supported in the operation of device 400. TheseThe example of data comprises for any application program of operation on device 400 or the instruction of method, contact personData, telephone book data, message, picture, video etc. Storage 404 can be by the volatibility of any typeOr non-volatile memory device or their combination realization, as static RAM (SRAM), electricityErasable Programmable Read Only Memory EPROM (EEPROM), Erasable Programmable Read Only Memory EPROM (EPROM), can compileJourney read-only storage (PROM), read-only storage (ROM), magnetic memory, flash memory, disk or lightDish.
Power supply module 406 provides electric power for installing 400 various assemblies. Power supply module 406 can comprise electricityManagement system, one or more power supplys, and other to generate, manage and distribute electric power relevant for device 400The assembly of connection.
Multimedia groupware 408 is included in the screen that an output interface is provided between device 400 and user.In certain embodiments, screen can comprise liquid crystal display (LCD) and touch panel (TP). If screen bagDraw together touch panel, screen may be implemented as touch-screen, to receive the input signal from user. Touch facePlate comprises that one or more touch sensors are with the gesture on sensing touch, slip and touch panel. Described touchingTouch the not only border of sensing touch or sliding action of sensor, but also detect and described touch or slipOperate relevant duration and pressure. In certain embodiments, multimedia groupware 408 comprise one prepositionCamera and/or post-positioned pick-up head. When device 400 is in operator scheme, during as screening-mode or video mode,Front-facing camera and/or post-positioned pick-up head can receive outside multi-medium data. Each front-facing camera and afterTo put camera can be a fixing optical lens system or have focal length and optical zoom ability.
Audio-frequency assembly 410 is configured to output and/or input audio signal. For example, audio-frequency assembly 410 comprisesA microphone (MIC), when device 400 is in operator scheme, as call model, logging mode and voice are knownWhen other pattern, microphone is configured to receive external audio signal. The audio signal receiving can be entered oneStep is stored in memory 404 or sends via communications component 416. In certain embodiments, audio-frequency assembly 410Also comprise a loudspeaker, for output audio signal.
I/O interface 412 is for providing interface between processing components 402 and peripheral interface module, above-mentioned peripheral interfaceModule can be keyboard, some striking wheel, button etc. These buttons can include but not limited to: home button, soundAmount button, start button and locking press button.
Sensor cluster 414 comprises one or more optical sensors, is used to device 400 that various aspects are providedState estimation. For example, sensor cluster 414 can detect the opening/closing state of device 400, groupThe relative positioning of part, for example described assembly is display and the keypad of device 400, sensor cluster 414The position of all right checkout gear 400 or 400 1 assemblies of device changes, and user contacts with device 400Exist or do not exist, the variations in temperature of device 400 orientation or acceleration/deceleration and device 400. Sensor cluster414 can comprise proximity transducer, be configured to without any physical contact time detect near objectExist. Sensor cluster 414 can also comprise optical sensor, as CMOS or ccd image sensor,For using in imaging applications. In certain embodiments, this sensor cluster 414 can also comprise accelerationDegree sensor, gyro sensor, Magnetic Sensor, pressure sensor or temperature sensor. In the disclosure,This sensor cluster at least comprises multiple optical sensors, multiple these optical sensors be arranged at described backlight module withThe surrounding of described screen opposite flank.
Communications component 416 is configured to be convenient to the logical of wired or wireless mode between device 400 and other equipmentLetter. Device 400 wireless networks that can access based on communication standard, as WiFi, 2G or 3G, or theyCombination. In one exemplary embodiment, communications component 416 receives wide from outside via broadcast channelThe broadcast singal of broadcast management system or broadcast related information. In one exemplary embodiment, described communication setPart 414 also comprises near-field communication (NFC) module, to promote junction service. For example, can base in NFC moduleIn RF identification (RFID) technology, Infrared Data Association (IrDA) technology, ultra broadband (UWB) technology, bluetooth(BT) technology and other technologies realize.
In the exemplary embodiment, device 400 can by one or more application specific integrated circuits (ASIC),Digital signal processor (DSP), digital signal processing appts (DSPD), PLD (PLD), existingField programmable gate array (FPGA), controller, microcontroller, microprocessor or other electronic components are realized,Be used for carrying out said method.
In the exemplary embodiment, also provide a kind of non-provisional computer-readable storage medium that comprises instructionMatter, for example, comprise the memory 404 of instruction, and above-mentioned instruction can be carried out with complete by the processor 418 of device 400Become said method. For example, described non-provisional computer-readable recording medium can be ROM, arbitrary accessMemory (RAM), CD-ROM, tape, floppy disk and optical data storage equipment etc.
In a disclosed optional embodiment, this device comprises and is arranged at backlight module and display screen opposite flankThe piezoelectric type actuator of surrounding, and the peripheral multiple light that are arranged at respectively described piezoelectric type actuator passSensor. Wherein, the processor 418 in this device is set to: obtain respectively respectively by multiple optical sensorsThe light intensity value that individual position is corresponding; The light intensity value that relatively described in each, optical sensor obtains, if obtain eachIndividual light intensity value not etc., is not determined screen light leak; By adjusting piezoelectric type actuator at backlight module and described screenHeight between curtain, equates the light intensity value that optical sensor obtained again described in each.
The disclosure has designed a kind of method and device that can automatically improve screen light leak, examines by optical sensorWhether survey light leak, and regulate light leak position mould backlight by piezoelectric type actuator in the situation that thering is light leakSpacing between group and screen, to solve the problem of light leak.
Those skilled in the art, considering description and putting into practice after disclosed herein disclosing, will easily expect these public affairsOther embodiment of opening. The application is intended to contain any modification of the present disclosure, purposes or adaptations,These modification, purposes or adaptations are followed general principle of the present disclosure and are comprised that the disclosure is unexposedCommon practise in the art or conventional techniques means. Description and embodiment are only regarded as exemplary, true scope of the present disclosure and spirit are pointed out by the application's claim.
Should be understood that, the disclosure is not limited to accurate knot described above and illustrated in the accompanying drawingsStructure, and can carry out various amendments and change not departing from its scope. The scope of the present disclosure is only by appendedClaim limits.
Claims (11)
1. a method of automatically improving screen light leak, is characterized in that, comprising:
After startup screen time, on described screen, show pure color picture;
Obtain respectively light intensity value corresponding to each position by multiple optical sensors;
The light intensity value that relatively described in each, optical sensor obtains, if each light intensity value obtaining is not etc.,Determine screen light leak;
By adjusting the height of piezoelectric type actuator between backlight module and described screen, make described in eachThe light intensity value that optical sensor obtained again equates.
2. method according to claim 1, is characterized in that, described pure color picture is black picture.
3. method according to claim 1 and 2, is characterized in that, described by adjust piezoelectric type holdThe height of row device between backlight module and described screen, makes described in each that optical sensor obtained againLight intensity value equates, comprising:
The luminous intensity obtaining according to target light light intensity value that sensor obtains and remaining described optical sensor is notDetermine the position of described screen light leak together;
In the position at described screen light leak place, by adjusting described piezoelectric type actuator at described backlight moduleAnd the height between described screen, makes light intensity value that described target light sensor obtains again and remainingThe light intensity value that described optical sensor obtains equates.
4. method according to claim 1, is characterized in that, described piezoelectric transducer is arranged at instituteThe surrounding of stating backlight module and described screen opposite flank, multiple described optical sensors are arranged at respectively described pressureThe periphery of electricity formula actuator.
5. method according to claim 4, is characterized in that, described piezoelectric transducer is piezoelectricity potteryPorcelain.
6. a device that automatically improves screen light leak, is characterized in that, comprising:
Display unit in the time starting after described screen, shows pure color picture on described screen;
Acquiring unit, for obtaining respectively light intensity value corresponding to each position by multiple optical sensors;
Judging unit, for the light intensity value that relatively optical sensor obtains described in each, if each obtainingLight intensity value not etc., is not determined screen light leak;
Regulon, for the height between backlight module and described screen by adjustment piezoelectric type actuator,The light intensity value that optical sensor obtained again described in each is equated.
7. device according to claim 6, is characterized in that, described pure color picture is black picture.
8. according to the device described in claim 6 or 7, it is characterized in that, described regulon comprises:
Determine subelement, for according to target light light intensity value that sensor obtains and remaining described optical sensorThe luminous intensity difference obtaining, determines the position of described screen light leak;
Regulate subelement, for the position at described screen light leak place, carry out by adjusting described piezoelectric typeThe height of device between described backlight module and described screen, obtains described target light sensor againLight intensity value equates with the light intensity value that remaining described optical sensor obtains.
9. device according to claim 6, is characterized in that, described piezoelectric transducer is arranged at instituteThe surrounding of stating backlight module and described screen opposite flank, multiple described optical sensors are arranged at respectively described pressureThe periphery of electricity formula actuator.
10. device according to claim 6, is characterized in that, described piezoelectric transducer is piezoelectricityPottery.
11. 1 kinds are improved the device of screen light leak automatically, it is characterized in that, comprising:
Backlight module;
Display screen;
Piezoelectric type actuator, is arranged at the surrounding of described backlight module and described screen opposite flank;
Multiple optical sensors, are arranged at respectively the periphery of described piezoelectric type actuator;
Processor;
For the memory of storage of processor executable instruction;
Wherein, described processor is set to:
Obtain respectively light intensity value corresponding to each position by multiple optical sensors;
The light intensity value that relatively described in each, optical sensor obtains, if each light intensity value obtaining is not etc.,Determine screen light leak;
By adjusting the height of piezoelectric type actuator between backlight module and described screen, make described in eachThe light intensity value that optical sensor obtained again equates.
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| CN201610119393.7A CN105607319B (en) | 2016-03-02 | 2016-03-02 | The automatic method and device for improving light leakage of the screen |
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| CN201610119393.7A CN105607319B (en) | 2016-03-02 | 2016-03-02 | The automatic method and device for improving light leakage of the screen |
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| CN106780521A (en) * | 2016-12-08 | 2017-05-31 | 广州视源电子科技股份有限公司 | The detection method of screen light leak, system and device |
| CN110535997A (en) * | 2019-08-12 | 2019-12-03 | 上海创功通讯技术有限公司 | A kind of calibration method, device, equipment and the storage medium of terminal screen light leakage |
| CN112687232A (en) * | 2019-10-18 | 2021-04-20 | 北京小米移动软件有限公司 | Dimming method and device of OLED display screen, electronic equipment and storage medium |
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| CN112687232A (en) * | 2019-10-18 | 2021-04-20 | 北京小米移动软件有限公司 | Dimming method and device of OLED display screen, electronic equipment and storage medium |
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| Publication number | Publication date |
|---|---|
| CN105607319B (en) | 2019-06-28 |
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