CN109272968A - A kind of screen nonuniformity calibration method and terminal device - Google Patents
A kind of screen nonuniformity calibration method and terminal device Download PDFInfo
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- CN109272968A CN109272968A CN201811394124.7A CN201811394124A CN109272968A CN 109272968 A CN109272968 A CN 109272968A CN 201811394124 A CN201811394124 A CN 201811394124A CN 109272968 A CN109272968 A CN 109272968A
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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
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/02—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/147—Digital output to display device ; Cooperation and interconnection of the display device with other functional units using display panels
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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
- 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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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0233—Improving the luminance or brightness uniformity across the screen
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- Computer Hardware Design (AREA)
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- General Engineering & Computer Science (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
The embodiment of the invention discloses a kind of screen nonuniformity calibration method and terminal devices, wherein, the screen that the side is applied to terminal device described in terminal device includes N number of region, a photosensitive sensor is correspondingly arranged under each region, wherein, which comprises in the case where the terminal device is in dark surrounds, show colour temperature test image, wherein, the colour temperature test image is the solid-color image that brightness of image is higher than preset value；Acquire the display parameters in each region of the screen, wherein the display parameters are colour temperature or screen intensity；The display parameters in each region are adjusted respectively referring to goal-selling display parameters；Wherein, N is the integer greater than 1.The screen nonuniformity calibration method provided through the invention, can the screen uniformity to terminal device quickly and efficiently calibrated.
Description
Technical field
The present embodiments relate to fields of communication technology more particularly to a kind of screen nonuniformity calibration method and terminal to set
It is standby.
Background technique
Increasingly popular with terminal device color screen, the material of terminal device screen also increasingly seems important.Terminal is set
Its type of standby screen substantially includes TFT (Thin Film Transistor, thin film transistor), TFD (Thin
Film Diode, thin film diode) and OLED (Organic Light-Emitting Diode, Organic Light Emitting Diode) etc. it is several
Kind.The the color that in general can be shown the more more can show that complicated image, the level of picture are also richer.
OLED screen curtain the factors such as walks the pressure drop of line impedence, is made because of screen at present, and it is poor to lead to screen there are show uniformities
The problem of.Such as the problem that the bright lower half in the screen upper half is dark, the problem etc. of screen color uniformity difference.
Summary of the invention
The embodiment of the present invention provides a kind of screen nonuniformity calibration method, is shown with solving screen existing in the prior art
The problem of uniformity difference.
In order to solve the above-mentioned technical problem, the present invention is implemented as follows:
In a first aspect, it is applied to terminal device the embodiment of the invention provides a kind of screen nonuniformity calibration method, it is described
The screen of terminal device includes N number of region, is correspondingly arranged on a photosensitive sensor under each region, wherein the method packet
It includes: in the case where the terminal device is in dark surrounds, showing colour temperature test image, wherein the colour temperature test image
It is higher than the solid-color image of preset value for brightness of image；Acquire the display parameters in each region of the screen, wherein the display
Parameter is colour temperature or screen intensity；The display parameters in each region are adjusted respectively referring to goal-selling display parameters
Section；Wherein, N is the integer greater than 1.
Second aspect, the embodiment of the invention provides a kind of terminal device, the screen of the terminal device includes N number of area
Domain is correspondingly arranged on a photosensitive sensor under each region, which is characterized in that the terminal device further include: the first display
Module, for showing colour temperature test image in the case where the terminal device is in dark surrounds, wherein the colour temperature is surveyed
Attempt as being solid-color image of the brightness of image higher than preset value；Acquisition module, for acquire the screen each region it is aobvious
Show parameter, wherein the display parameters are colour temperature or screen intensity；Adjustment module, for referring to goal-selling display parameters point
The other display parameters to each region are adjusted；Wherein, N is the integer greater than 1.
The third aspect the embodiment of the invention provides a kind of terminal device, including processor, memory and is stored in described
It is real when the computer program is executed by the processor on memory and the computer program that can run on the processor
The step of any screen nonuniformity calibration method described in the existing embodiment of the present invention.
Fourth aspect, the embodiment of the invention provides a kind of computer readable storage medium, the computer-readable storage
Computer program is stored on medium, and any described in the embodiment of the present invention is realized when the computer program is executed by processor
The step of kind screen nonuniformity calibration method.
In embodiments of the present invention, by showing colour temperature on the screen in the case where terminal device is in dark surrounds
Test image；The display parameters in each region of screen are acquired, and the display in each region is joined respectively referring to goal-selling display parameters
Number is adjusted, and can quickly and efficiently calibrate to screen uniformity, to promote screen show uniformity.
Detailed description of the invention
Fig. 1 is one of the flow chart of the screen nonuniformity calibration method provided according to embodiments of the present invention；
Fig. 2 is the structural schematic diagram of terminal device screen；
Fig. 3 is the two of the flow chart of the screen nonuniformity calibration method provided according to embodiments of the present invention；
Fig. 4 is the three of the flow chart of the screen nonuniformity calibration method provided according to embodiments of the present invention；
Fig. 5 is the structural block diagram of the terminal device of the embodiment of the present invention；
Fig. 6 is the hardware structural diagram of the terminal device provided according to embodiments of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Referring to Fig.1, one of the flow chart of screen nonuniformity calibration method provided in an embodiment of the present invention is shown.
The screen nonuniformity calibration method of the embodiment of the present invention the following steps are included:
Step 101: in the case where terminal device is in dark surrounds, showing colour temperature test image.
Wherein, colour temperature test image is the solid-color image that brightness of image is higher than preset value.Preset value can be by this field skill
Art personnel are configured according to actual needs, are not particularly limited in the embodiment of the present invention to this.The color of solid-color image can be with
For any suitable color, such as: white, yellow, pink colour or green etc..
The screen nonuniformity calibration method of the embodiment of the present invention is applied to terminal device, and the screen construction of terminal device is illustrated
Figure is as shown in Figure 2.The screen of terminal device includes N number of region 201, is correspondingly arranged on a photosensitive sensor under each region
202.Fig. 2 is the Layering manifestation schematic diagram that on-screen display (osd) area layer and photosensitive sensor are laid out layer, during specific implementation, light
Dependent sensor layout layer is superposed below on-screen display (osd) area layer.Wherein, N is the integer greater than 1.
It should be noted that in Fig. 2 by taking N is equal to 3 as an example the explanation that carries out, during specific implementation, the number of N can be with
It is configured according to actual needs by those skilled in the art, such as: it is set as 2,4 or 5 etc..
Step 102: acquiring the display parameters in each region of screen.
Wherein, display parameters are colour temperature or screen intensity.
Step 103: the display parameters in each region being adjusted respectively referring to goal-selling display parameters.
Design parameter indicated by display parameters is different, and corresponding goal-selling display parameters are also different.If display ginseng
Number is that then goal-selling display parameters are target colour temperature to colour temperature, and goal-selling display parameters are if display parameters are screen intensity
Target screen intensity.
When the display parameters in each region are adjusted respectively referring to goal-selling display parameters, make the display in each region
Parameter is as close as target display parameters, when the screen of such terminal device is shown according to target display parameters, energy
Enough guarantee the uniformity that screen is shown.After the display parameters in region each in screen are adjusted to target display parameters, screen subsequent
Shown when interface display according to the target display parameters and can ensure that screen show uniformity.
Screen nonuniformity calibration method provided in an embodiment of the present invention, by the case where terminal device is in dark surrounds
Under, colour temperature test image is shown on the screen；The display parameters in each region of screen are acquired, and referring to goal-selling display parameters point
The other display parameters to each region are adjusted, and can quickly and efficiently calibrate to screen uniformity, to promote screen
Show uniformity.
Referring to Fig. 3, the two of the flow chart of screen nonuniformity calibration method provided in an embodiment of the present invention are shown.
Screen nonuniformity calibration method in the embodiment of the present invention specifically includes the following steps:
Step 301: display reminding information.
Screen nonuniformity calibration method provided in an embodiment of the present invention is suitable for terminal device, and the screen of terminal device includes
N all subregion, each subregion lower section are correspondingly arranged a photosensitive sensor.Specific structure reference for terminal device screen
The related description of attached drawing 2 repeats no more this in the embodiment of the present invention.When being calibrated to screen uniformity in order to shield
Photosensitive sensor under curtain can accurately acquire screen ontology luminous parameters, not influenced by the light of external environment, it is necessary to guarantee
Terminal device is under dark surrounds and is calibrated again.Display reminding information is used for when therefore starting to carry out screen nonuniformity calibration
Terminal device is placed in dark surrounds by prompt terminal equipment user.
Such as terminal device can be placed in close lighttight box, or use lighttight cloth by terminal device packet
It wraps up in, to make terminal device as in dark surrounds.
Step 302: whether detection terminal device has been placed into dark surrounds.
During specific implementation, it can be carried out by the camera of the photosensitive sensor or terminal device that are arranged below screen
External environment light detection, so that it is determined that whether terminal device has been placed into dark surrounds.
This step detects whether terminal device is placed in dark surrounds after display reminding information again, it is therefore an objective to ensure
Terminal device carries out screen nonuniformity calibration after being in dark surrounds really again, is able to ascend the precision of calibration.The step energy
Enough avoid user not according to prompt information by terminal device as in dark surrounds and blindly to the screen uniformity of terminal device
The problem of calibration effect difference caused by calibration.
Step 303: in the case where determining that terminal device has been placed into dark surrounds, showing colour temperature test image.
Colour temperature test image is the solid-color image that brightness of image is higher than preset value, it is preferable that solid-color image is pure white chromatic graph
Picture is able to ascend the accuracy of screen nonuniformity calibration using plain white image.
Step 304: acquiring the colour temperature in each region of screen.
In the case where terminal device screen shows colour temperature test image, the photosensitive sensor being arranged below each region divides
The colour temperature for not acquiring each region, by the processor of data reporting terminal equipment collected, colour temperature of the processor according to each region
Screen uniformity is calibrated.
Step 305: the colour temperature in each region being compared with target colour temperature, determines the color temperature difference in each region.
The collected screen of processor is currently compared after the colour temperature in each region with target colour temperature, determines the colour temperature in region
Difference.After determining the corresponding color temperature difference in each region, by the red channel, green channel and blue that constantly change each region
Channel components, that is, R, G, B component adjust the colour temperature in each region, so that the colour temperature in each region after adjusting is approached target colour temperature,
It is finally reached the colour temperature and the consistent purpose of target colour temperature in each region, specific regulative mode is referring to the related description in step 306
?.
Step 306: according to the color temperature difference in each region, adjusting the red channel in each region, green channel and blue
Channel components, by the color temperature adjustment in each region to target colour temperature.
Wherein, the colour temperature in region with region red channel, the variation of green channel and blue channel component and change.
(x, y) coordinate of region colour temperature and the R in region, G, the relationship of B component is that x is reduced when R numerical value is reduced, when G subtracts
Y is reduced when few, and the x when B is reduced, y increase (range of R, G, B are min:0, max:255)；Therefore in the colour temperature to single region
When being adjusted, it can proceed as follows:
Assuming that the colour temperature (xnow, ynow) obtained now, target colour temperature (xtarget, ytarget), R=B=G=255；
Then calibration algorithm may be configured as:
For (I=0, I < 100, I++) // circulation carries out R, and G, B change to calibrate
{
If (x now > x target) R-1//R, which is reduced, carrys out xnow close to xtarget
Else if (y now > y target) G-1//G, which is reduced, carrys out ynow close to ytarget
Else if ((x now < x target) | | (y now < y target)) B-1//B reduces xnow, and ynow increases }
Above-mentioned calibration algorithm is repeated to the R in each region, G, B component is adjusted, and makes the color temperature adjustment in the region extremely
Target colour temperature.This kind of calibration algorithm is simple and reliable accurate, will not be influenced by screen colour gamut and brightness.
Step 307: obtaining the target red channel in each region, green channel and blue channel component.
In the R by adjusting each region, G, B component obtains each area for after the color temperature adjustment in each region to target colour temperature
Domain R, G, B adjusted control the display effect in each region according to R adjusted, G, B so as to subsequent.
Step 308: establishing and store each region and target red channel, between green channel and blue channel component
Mapping relations.
After completing screen nonuniformity calibration, the R of each region colour temperature, G are stored, B data completes each region and region colour temperature
R, the mapping table between G, B, so as to called when subsequent terminal equipment display interface this mapping table to the display parameters in each region into
Row adjustment.
Screen nonuniformity calibration method provided in an embodiment of the present invention, by the case where terminal device is in dark surrounds
Under, colour temperature test image is shown on the screen；The colour temperature in each region of screen is acquired, and referring to goal-selling colour temperature respectively to each area
The colour temperature in domain is adjusted, and can quickly and efficiently calibrate to screen uniformity, to promote screen show uniformity.
In addition, screen nonuniformity calibration method provided in an embodiment of the present invention, detecting terminal device again after display reminding information is
It is no to be placed in dark surrounds, it is therefore an objective to ensure to carry out screen uniformity school again after terminal device is in dark surrounds really
Standard is able to ascend the precision of screen nonuniformity calibration.
Referring to Fig. 4, the three of the flow chart of screen nonuniformity calibration method provided in an embodiment of the present invention are shown.
Screen nonuniformity calibration method in the embodiment of the present invention specifically includes the following steps:
Step 401: display reminding information.
Screen nonuniformity calibration method provided in an embodiment of the present invention is suitable for terminal device, and the screen of terminal device includes
N all subregion, each subregion lower section are correspondingly arranged a photosensitive sensor.Specific structure reference for terminal device screen
The related description of attached drawing 2 repeats no more this in the embodiment of the present invention.When being calibrated to screen uniformity in order to shield
Photosensitive sensor under curtain can accurately acquire screen ontology luminous parameters, not influenced by the light of external environment, it is necessary to guarantee
Terminal device is under dark surrounds and is calibrated again.Therefore start to carry out display reminding information when screen nonuniformity calibration,
In, terminal device is placed in dark surrounds by prompt information for prompt terminal equipment user.
Such as terminal device can be placed in close lighttight box, or use lighttight cloth by terminal device packet
It wraps up in, to make terminal device as in dark surrounds.
Step 402: whether detection terminal device has been placed into dark surrounds.
During specific implementation, it can be carried out by the camera of the photosensitive sensor or terminal device that are arranged below screen
External environment light detection, so that it is determined that whether terminal device has been placed into dark surrounds.
This step detects whether terminal device is placed in dark surrounds after display reminding information again, it is therefore an objective to ensure
Terminal device carries out screen nonuniformity calibration after being in dark surrounds really again, is able to ascend the precision of calibration.The step energy
Enough avoid user not according to prompt information by terminal device as in dark surrounds and blindly to the screen uniformity of terminal device
The problem of calibration effect difference caused by calibration.
Step 403: in the case where determining that terminal device has been placed into dark surrounds, showing colour temperature test image.
Colour temperature test image is the solid-color image that brightness of image is higher than preset value, it is preferable that solid-color image is pure white chromatic graph
Picture is able to ascend the accuracy of screen nonuniformity calibration using plain white image.
Step 404: acquiring the screen intensity in each region of screen.
In the case where terminal device screen shows colour temperature test image, the photosensitive sensor being arranged below each region divides
The screen intensity for not acquiring each region, by the processor of screen intensity data reporting terminal equipment collected, processor foundation
The screen intensity in each region calibrates screen uniformity.
Step 405: the screen intensity in each region is compared to the screen for determining each region with target screen intensity
Luminance difference.
Each region current screen brightness of collected screen is compared processor with target screen intensity, by continuous
The luminance voltage compensation for changing each region, makes the screen intensity in each region approach target screen intensity, finally makes the screen in each region
Curtain brightness reaches target screen intensity.Specific regulative mode is referring to the related description in step 406.
Step 406: the screen intensity according to each region is poor, determines the luminance compensation voltage in each region.
The corresponding screen intensity difference in one region is different, then its corresponding luminance compensation voltage is different, the directly proportional pass of the two
System.
Step 407: the screen intensity in each region being adjusted according to the luminance compensation voltage in each region respectively, is made
Screen intensity after adjusting is equal to target screen intensity.
Wherein, the screen intensity in region changes with the variation of the luminance compensation voltage in region.
It should be noted that step 406 and step 407 be reference target screen intensity to the screen intensity in each region into
Row is adjusted, and keeps each area screen brightness consistent with target screen intensity, to promote the mode of screen uniformity.This kind of mode is not
Only screen uniformity can effectively be corrected, can also solve the problems, such as the screen intensity difference between terminal device.?
It is not limited to mode shown in step 406 to step 407 when carrying out consistency adjusting to each area screen brightness, it can be with
Make each area screen brightness consistent in the following way, specific implementation is as follows:
The principle of this kind of screen intensity nonuniformity calibration is: the Vdd voltage i.e. luminance compensation in the region low to screen intensity
Voltage is improved, and the vdd voltage in the region high for screen intensity reduces, and is finally reached each region screen intensity one
The purpose of cause.
Assuming that: screen is divided into 3 regions, 1 brightness of region from top to bottom < 2 brightness of region < region, 3 brightness, then: region
1vdd increases, and region 2vdd reduces, and recycles the screen intensity of comparison domain 1 and 2 until equal；Region 2vdd is fixed, region 3vdd
Reduce, recycles the screen intensity of comparison domain 2 and 3 until equal.Finally keep the screen intensity in region 1,2 and 3 consistent.
Step 408: establishing and store the mapping relations between each region and luminance compensation voltage.
After completing screen nonuniformity calibration, the luminance compensation voltage data of each region is stored, each region and region are completed
Luminance compensation voltage between mapping table, to call this mapping table when subsequent terminal equipment display interface, referring to each region pair
The luminance compensation voltage answered carries out voltage compensation to region, so that the screen intensity in each region be made to reach consistent, it is ensured that screen is equal
Even property.
Screen nonuniformity calibration method provided in an embodiment of the present invention, by the case where terminal device is in dark surrounds
Under, colour temperature test image is shown on the screen；The screen intensity in each region of screen is acquired, and referring to goal-selling screen intensity point
The other screen intensity to each region is adjusted, and can quickly and efficiently calibrate to screen uniformity, to promote screen
Show uniformity.In addition, screen nonuniformity calibration method provided in an embodiment of the present invention, is detected again after display reminding information
Whether terminal device is placed in dark surrounds, it is therefore an objective to ensure to carry out screen again after terminal device is in dark surrounds really
Nonuniformity calibration is able to ascend the precision of screen nonuniformity calibration.Moreover, the reference target provided in the embodiment of the present invention
The screen intensity in each region is adjusted in screen intensity, and each area screen brightness is made unanimously to promote the mode of screen uniformity,
Not only screen uniformity can effectively be corrected, can also solve the problems, such as the screen intensity difference between terminal device.
Referring to Fig. 5, the structural block diagram of the terminal device of the embodiment of the present invention is shown.Terminal device is able to achieve aforementioned implementation
The details of screen nonuniformity calibration method in example, and reach identical effect.
The screen of the terminal device of the embodiment of the present invention includes N number of region, be correspondingly arranged under each region one it is photosensitive
Sensor, the terminal device further include: the first display module 501, for being in the feelings of dark surrounds in the terminal device
Under condition, colour temperature test image is shown, wherein the colour temperature test image is the solid-color image that brightness of image is higher than preset value；It adopts
Collect module 502, the display parameters in each region for acquiring the screen, wherein the display parameters are colour temperature or screen
Brightness；Adjustment module 503, for being adjusted respectively to the display parameters in each region referring to goal-selling display parameters
Section；Wherein, N is the integer greater than 1.First display module, acquisition module and adjustment module are sequentially connected with.
Preferably, the terminal device further include: the second display module was used in first display module at the end
In the case that end equipment is in dark surrounds, before showing colour temperature test image, display reminding information, wherein the prompt letter
Breath is for prompting the terminal user that the terminal device is placed in dark surrounds；Detection module, it is described for detecting
Whether terminal device has been placed into dark surrounds；Calling module, for determining that the terminal device has been placed into dark ring
In the case where in border, calls and execute first display module.Wherein, the second display module, calling module, the first display mould
Block, acquisition module and adjustment module are sequentially connected with.
Preferably, the display parameters are colour temperature, and the goal-selling display parameters are target colour temperature；The adjustment module
It include: that colour temperature compares submodule and for the colour temperature in each region to be compared with the target colour temperature determines each region
Color temperature difference；First adjusts submodule, for the color temperature difference according to each region, adjusts the red channel in each region, green
Chrominance channel and blue channel component, by the color temperature adjustment in each region to the target colour temperature, wherein the colour temperature in region is with area
The variation of the red channel in domain, green channel and blue channel component and change.Wherein, colour temperature compares submodule and first and adjusts
Knot module is sequentially connected with.
Preferably, the adjustment module further include: acquisition submodule, for adjusting submodule according to each described first
The color temperature difference in region adjusts the red channel in each region, green channel and blue channel component, by the colour temperature in each region
It is adjusted to after the target colour temperature, obtains the target red channel in each region, green channel and blue channel point
Amount；First setting up submodule, for establishing and storing each region and target red channel, green channel and blue are logical
Mapping relations between road component.Colour temperature comparison submodule, the first adjusting submodule, acquisition submodule and first establish submodule
Block is sequentially connected with.
Preferably, the display parameters are screen intensity, and the goal-selling display parameters are target screen intensity；It is described
Adjustment module includes: brightness comparer module, and the screen intensity in each region is compared really with the target screen intensity
The screen intensity in fixed each region is poor；Offset voltage determines submodule, poor for the screen intensity according to each region, determines every
The luminance compensation voltage in a region；Second adjusts submodule, for respectively according to the luminance compensation electricity in each region
The screen intensity in each region is adjusted in pressure, and the screen intensity after adjusting is made to be equal to the target screen intensity,
In, the screen intensity in region changes with the variation of the luminance compensation voltage in region.Wherein, brightness comparer module and compensation electricity
It presses and determines that submodule is sequentially connected with.
Preferably, the adjustment module further include: the second setting up submodule, for adjusting submodule difference described second
The screen intensity in each region is adjusted according to the luminance compensation voltage in each region, makes the screen after adjusting
Brightness is equal to after the target screen intensity, establishes and stores the pass of the mapping between each region and luminance compensation voltage
System.Wherein, brightness comparer module, offset voltage determine that submodule and the second setting up submodule are sequentially connected with.
Terminal device provided in an embodiment of the present invention can be realized terminal device in the embodiment of the method for Fig. 1 to Fig. 4 and realize
Each process, to avoid repeating, which is not described herein again.
Terminal device provided in an embodiment of the present invention, by the case where terminal device is in dark surrounds, in screen
Upper display colour temperature test image；The display parameters in each region of screen are acquired, and referring to goal-selling display parameters respectively to each area
The display parameters in domain are adjusted, and can quickly and efficiently calibrate to screen uniformity, show uniformly to promote screen
Property.
Referring to Fig. 6, a kind of hardware structural diagram of terminal device of the embodiment of the present invention is shown.
A kind of hardware structural diagram of Fig. 6 terminal device of each embodiment to realize the present invention, the terminal device 600
Including but not limited to: radio frequency unit 601, audio output unit 603, input unit 604, sensor 605, is shown network module 602
Show the components such as unit 606, user input unit 607, interface unit 608, memory 609, processor 610 and power supply 611.
It will be understood by those skilled in the art that terminal device structure shown in Fig. 6 does not constitute the restriction to terminal device, terminal is set
Standby may include perhaps combining certain components or different component layouts than illustrating more or fewer components.In the present invention
In embodiment, terminal device includes but is not limited to mobile phone, tablet computer, laptop, palm PC, car-mounted terminal, can wear
Wear equipment and pedometer etc..
Processor 610, for showing colour temperature test image in the case where the terminal device is in dark surrounds,
In, the colour temperature test image is the solid-color image that brightness of image is higher than preset value；Acquire the aobvious of each region of the screen
Show parameter, wherein the display parameters are colour temperature or screen intensity；Referring to goal-selling display parameters respectively to each region
The display parameters be adjusted；Wherein, N is the integer greater than 1.
Terminal device provided in an embodiment of the present invention, by the case where terminal device is in dark surrounds, in screen
Upper display colour temperature test image；The display parameters in each region of screen are acquired, and referring to goal-selling display parameters respectively to each area
The display parameters in domain are adjusted, and can quickly and efficiently calibrate to screen uniformity, show uniformly to promote screen
Property.
It should be understood that the embodiment of the present invention in, radio frequency unit 601 can be used for receiving and sending messages or communication process in, signal
Send and receive, specifically, by from base station downlink data receive after, to processor 610 handle；In addition, by uplink
Data are sent to base station.In general, radio frequency unit 601 includes but is not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 601 can also by wireless communication system and network and other set
Standby communication.
Terminal device provides wireless broadband internet by network module 602 for user and accesses, and such as user is helped to receive
It sends e-mails, browse webpage and access streaming video etc..
Audio output unit 603 can be received by radio frequency unit 601 or network module 602 or in memory 609
The audio data of storage is converted into audio signal and exports to be sound.Moreover, audio output unit 603 can also provide and end
The relevant audio output of specific function that end equipment 600 executes is (for example, call signal receives sound, message sink sound etc.
Deng).Audio output unit 603 includes loudspeaker, buzzer and receiver etc..
Input unit 604 is for receiving audio or video signal.Input unit 604 may include graphics processor
(Graphics Processing Unit, GPU) 6041 and microphone 6042, graphics processor 6041 is in video acquisition mode
Or the image data of the static images or video obtained in image capture mode by image capture apparatus (such as camera) carries out
Reason.Treated, and picture frame may be displayed on display unit 606.Through graphics processor 6041, treated that picture frame can be deposited
Storage is sent in memory 609 (or other storage mediums) or via radio frequency unit 601 or network module 602.Mike
Wind 6042 can receive sound, and can be audio data by such acoustic processing.Treated audio data can be
The format output that mobile communication base station can be sent to via radio frequency unit 601 is converted in the case where telephone calling model.
Terminal device 600 further includes at least one sensor 605, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 6061, and proximity sensor can close when terminal device 600 is moved in one's ear
Display panel 6061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axis) size of acceleration, it can detect that size and the direction of gravity when static, can be used to identify terminal device posture (ratio
Such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap)；It passes
Sensor 605 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, wet
Meter, thermometer, infrared sensor etc. are spent, details are not described herein.
Display unit 606 is for showing information input by user or being supplied to the information of user.Display unit 606 can wrap
Display panel 6061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 6061, and display panel 6061 is eventually
The screen of end equipment, the screen of terminal device include N number of region, are correspondingly arranged on a photosensitive sensor under each region.
User input unit 607 can be used for receiving the number or character information of input, and generate the use with terminal device
Family setting and the related key signals input of function control.Specifically, user input unit 607 include touch panel 6071 and
Other input equipments 6072.Touch panel 6071, also referred to as touch screen collect the touch operation of user on it or nearby
(for example user uses any suitable objects or attachment such as finger, stylus on touch panel 6071 or in touch panel 6071
Neighbouring operation).Touch panel 6071 may include both touch detecting apparatus and touch controller.Wherein, touch detection
Device detects the touch orientation of user, and detects touch operation bring signal, transmits a signal to touch controller；Touch control
Device processed receives touch information from touch detecting apparatus, and is converted into contact coordinate, then gives processor 610, receiving area
It manages the order that device 610 is sent and is executed.Furthermore, it is possible to more using resistance-type, condenser type, infrared ray and surface acoustic wave etc.
Seed type realizes touch panel 6071.In addition to touch panel 6071, user input unit 607 can also include other input equipments
6072.Specifically, other input equipments 6072 can include but is not limited to physical keyboard, function key (such as volume control button,
Switch key etc.), trace ball, mouse, operating stick, details are not described herein.
Further, touch panel 6071 can be covered on display panel 6061, when touch panel 6071 is detected at it
On or near touch operation after, send processor 610 to determine the type of touch event, be followed by subsequent processing device 610 according to touching
The type for touching event provides corresponding visual output on display panel 6061.Although in Fig. 6, touch panel 6071 and display
Panel 6061 is the function that outputs and inputs of realizing terminal device as two independent components, but in some embodiments
In, can be integrated by touch panel 6071 and display panel 6061 and realize the function that outputs and inputs of terminal device, it is specific this
Place is without limitation.
Interface unit 608 is the interface that external device (ED) is connect with terminal device 600.For example, external device (ED) may include having
Line or wireless head-band earphone port, external power supply (or battery charger) port, wired or wireless data port, storage card end
Mouth, port, the port audio input/output (I/O), video i/o port, earphone end for connecting the device with identification module
Mouthful etc..Interface unit 608 can be used for receiving the input (for example, data information, electric power etc.) from external device (ED) and
By one or more elements that the input received is transferred in terminal device 600 or can be used in 600 He of terminal device
Data are transmitted between external device (ED).
Memory 609 can be used for storing software program and various data.Memory 609 can mainly include storing program area
The storage data area and, wherein storing program area can (such as the sound of application program needed for storage program area, at least one function
Sound playing function, image player function etc.) etc.；Storage data area can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 609 may include high-speed random access memory, it can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 610 is the control centre of terminal device, utilizes each of various interfaces and the entire terminal device of connection
A part by running or execute the software program and/or module that are stored in memory 609, and calls and is stored in storage
Data in device 609 execute the various functions and processing data of terminal device, to carry out integral monitoring to terminal device.Place
Managing device 610 may include one or more processing units；Preferably, processor 610 can integrate application processor and modulatedemodulate is mediated
Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main
Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 610.
Terminal device 600 can also include the power supply 611 (such as battery) powered to all parts, it is preferred that power supply 611
Can be logically contiguous by power-supply management system and processor 610, to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
In addition, terminal device 600 includes some unshowned functional modules, details are not described herein.
Preferably, the embodiment of the present invention also provides a kind of terminal device, including processor 610, and memory 609 is stored in
On memory 609 and the computer program that can run on the processor 610, the computer program are executed by processor 610
Each process of the above-mentioned screen nonuniformity calibration embodiment of the method for Shi Shixian, and identical technical effect can be reached, to avoid weight
Multiple, which is not described herein again.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program, the computer program realize each mistake of above-mentioned screen nonuniformity calibration embodiment of the method when being executed by processor
Journey, and identical technical effect can be reached, to avoid repeating, which is not described herein again.Wherein, the computer-readable storage medium
Matter, such as read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access
Memory, abbreviation RAM), magnetic or disk etc..
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include 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 being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form belongs within protection of the invention.
Claims (10)
1. a kind of screen nonuniformity calibration method is applied to terminal device, the screen of the terminal device includes N number of region, often
A photosensitive sensor is correspondingly arranged under a region, which is characterized in that the described method includes:
In the case where the terminal device is in dark surrounds, colour temperature test image is shown, wherein the colour temperature test image
It is higher than the solid-color image of preset value for brightness of image；
Acquire the display parameters in each region of the screen, wherein the display parameters are colour temperature or screen intensity；
The display parameters in each region are adjusted respectively referring to goal-selling display parameters；
Wherein, N is the integer greater than 1.
2. the method according to claim 1, wherein in the case where the terminal device is in dark surrounds,
Before showing colour temperature test image, the method also includes:
Display reminding information, wherein the prompt information is for prompting the terminal user to be placed in the terminal device
In dark surrounds；
Detect whether the terminal device has been placed into dark surrounds；
In the case where determining that the terminal device has been placed into dark surrounds, execution is described to be in black in the terminal device
In the case where dark situation, show colour temperature test image the step of.
3. the goal-selling is shown the method according to claim 1, wherein the display parameters are colour temperature
Parameter is target colour temperature；
It is described that the display parameters in each region are adjusted respectively referring to goal-selling display parameters, comprising:
The colour temperature in each region is compared with the target colour temperature, determines the color temperature difference in each region；
According to the color temperature difference in each region, the red channel in each region, green channel and blue channel component are adjusted,
By the color temperature adjustment in each region to the target colour temperature, wherein the colour temperature in region with region red channel, green channel with
And blue channel component variation and change.
4. according to the method described in claim 3, it is characterized in that, being adjusted each in the color temperature difference according to each region
The red channel in region, green channel and blue channel component, by the color temperature adjustment in each region to the target colour temperature it
Afterwards, the method also includes:
Obtain the target red channel in each region, green channel and blue channel component；
It establishes and stores each region and target red channel, the mapping between green channel and blue channel component is closed
System.
5. the method according to claim 1, wherein the display parameters are screen intensity, the goal-selling
Display parameters are target screen intensity；
It is described that the display parameters in each region are adjusted respectively referring to goal-selling display parameters, comprising:
The screen intensity in each region is compared with the target screen intensity and determines that the screen intensity in each region is poor；
Screen intensity according to each region is poor, determines the luminance compensation voltage in each region；
The screen intensity in each region is adjusted according to the luminance compensation voltage in each region respectively, makes to adjust
Screen intensity afterwards be equal to the target screen intensity, wherein the screen intensity in region with the luminance compensation voltage in region change
Change and changes.
6. according to the method described in claim 5, it is characterized in that, described respectively according to the luminance compensation in each region
The screen intensity in each region is adjusted in voltage, make adjust after screen intensity be equal to the target screen intensity it
Afterwards, the method also includes:
It establishes and stores the mapping relations between each region and luminance compensation voltage.
7. a kind of terminal device, the screen of the terminal device includes N number of region, be correspondingly arranged under each region one it is photosensitive
Sensor, which is characterized in that the terminal device further include:
First display module, for showing colour temperature test image in the case where the terminal device is in dark surrounds,
In, the colour temperature test image is the solid-color image that brightness of image is higher than preset value；
Acquisition module, the display parameters in each region for acquiring the screen, wherein the display parameters are colour temperature or screen
Curtain brightness；
Adjustment module, for the display parameters in each region to be adjusted respectively referring to goal-selling display parameters；
Wherein, N is the integer greater than 1.
8. terminal device according to claim 7, which is characterized in that the terminal device further include:
Second display module, for, in the case where the terminal device is in dark surrounds, being shown in first display module
Before showing colour temperature test image, display reminding information, wherein the prompt information is for prompting the terminal user by institute
Terminal device is stated to be placed in dark surrounds；
Detection module, for detecting whether the terminal device has been placed into dark surrounds；
Calling module is called and executes described the in the case where determining that the terminal device has been placed into dark surrounds
One display module.
9. a kind of terminal device, which is characterized in that including processor, memory and be stored on the memory and can be described
The computer program run on processor is realized when the computer program is executed by the processor as in claim 1 to 6
The step of described in any item screen nonuniformity calibration methods.
10. a kind of computer readable storage medium, which is characterized in that store computer journey on the computer readable storage medium
Sequence realizes such as screen nonuniformity calibration described in any one of claims 1 to 6 when the computer program is executed by processor
The step of method.
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| CN201811394124.7A CN109272968A (en) | 2018-11-21 | 2018-11-21 | A kind of screen nonuniformity calibration method and terminal device |
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|---|---|---|---|
| CN201811394124.7A CN109272968A (en) | 2018-11-21 | 2018-11-21 | A kind of screen nonuniformity calibration method and terminal device |
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| CN109272968A true CN109272968A (en) | 2019-01-25 |
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| CN201811394124.7A Pending CN109272968A (en) | 2018-11-21 | 2018-11-21 | A kind of screen nonuniformity calibration method and terminal device |
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| CN111968560A (en) * | 2020-08-31 | 2020-11-20 | 维沃移动通信有限公司 | Display parameter adjusting method and device and electronic equipment |
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| CN111968560B (en) * | 2020-08-31 | 2023-10-24 | 维沃移动通信有限公司 | Display parameter adjustment method and device and electronic equipment |
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| CN115706750A (en) * | 2021-08-09 | 2023-02-17 | 北京小米移动软件有限公司 | Color temperature calibration method, color temperature calibration device and storage medium |
| CN115706750B (en) * | 2021-08-09 | 2024-05-24 | 北京小米移动软件有限公司 | Color temperature calibration method, color temperature calibration device and storage medium |
| CN114416003A (en) * | 2021-12-30 | 2022-04-29 | 海宁奕斯伟集成电路设计有限公司 | Screen correction method and device and electronic equipment |
| WO2023221052A1 (en) * | 2022-05-19 | 2023-11-23 | 北京小米移动软件有限公司 | Display screen control method and apparatus, electronic device and readable storage medium |
| WO2024007747A1 (en) * | 2022-07-06 | 2024-01-11 | Oppo广东移动通信有限公司 | Brightness compensation method and apparatus, electronic device, and storage medium |
| CN115050341A (en) * | 2022-08-15 | 2022-09-13 | 广州朗国电子科技股份有限公司 | Method and device for uniformly adjusting screen color and storage medium |
| CN115236862A (en) * | 2022-08-24 | 2022-10-25 | 歌尔科技有限公司 | Screen uniformity calibration method and device and computer readable storage medium |
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Application publication date: 20190125 |