CN107945735A - A kind of pixel call method and device and related media production - Google Patents
A kind of pixel call method and device and related media production Download PDFInfo
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- CN107945735A CN107945735A CN201711375672.0A CN201711375672A CN107945735A CN 107945735 A CN107945735 A CN 107945735A CN 201711375672 A CN201711375672 A CN 201711375672A CN 107945735 A CN107945735 A CN 107945735A
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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
- G09G3/22—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 using controlled light sources
- G09G3/30—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 using controlled light sources using electroluminescent panels
- G09G3/32—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
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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
- G09G3/2003—Display of colours
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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
- G09G3/2007—Display of intermediate tones
- G09G3/2074—Display of intermediate tones using sub-pixels
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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
- G09G5/06—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 using colour palettes, e.g. look-up tables
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- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The embodiment of the invention discloses a kind of pixel call method and device, wherein, this method includes：The bright screen duration of the display screen of terminal is counted, and whether the bright screen duration of detection statistics exceedes default time threshold；If exceeding the time threshold, the spare pixel of the target associated with the time threshold is determined from least one spare pixel；The target sub-pixel point in the screen pixels is replaced by the spare pixel of the target, and calls the spare pixel of the target to shine.Implement the embodiment of the present invention, the bright chroma of OLED can be compensated by preset spare pixel.
Description
Technical field
The present invention relates to field of communication technology, more particularly to a kind of pixel call method and device and related media production.
Background technology
At present, Organic Light Emitting Diode (Organic Light-Emitting Diode, referred to as " OLED ") is as flat
The emerging application technology of face display, due to spontaneous light characteristic, being not required to backlight, can save electric energy, and visible angle is big etc.
Advantage, is used widely in the terminals such as mobile phone, DV, tablet computer and television set.
Wherein, OLED luminescent materials are made of three primary colours, including three kinds of luminescent materials of red, green, blue.Since OLED is spontaneous
Light, its luminescence process is exactly the process that OLED material constantly consumes.Therefore, over time, OLED material can occur
Aging, as its luminosity can be reduced gradually, can produce aberration etc., and due to the rate of decay of three kinds of luminescent materials of red, green, blue
Often different, it is uneven that this results in OLED display screen bright chroma.
The content of the invention
An embodiment of the present invention provides a kind of pixel call method and device, can pass through preset spare pixel pair
The bright chroma of OLED compensates.
The embodiment of the invention discloses a kind of pixel call method, and applied in terminal, the display screen of the terminal is by extremely
Few screen pixels composition, each described screen pixels include red sub-pixel point, green sub-pixels point and blueness
Pixel, the display screen further include at least one spare pixel, the described method includes：
The bright screen duration of the display screen is counted, and whether the bright screen duration of detection statistics exceedes default time threshold
Value；
If exceeding the time threshold, determined from least one spare pixel and the time threshold phase
The associated spare pixel of target；
The target sub-pixel point in the screen pixels is replaced by the spare pixel of the target, and calls the target
Spare pixel shines.
Optionally, before whether the bright screen duration of the detection statistics exceedes default time threshold, the side
Method further includes：
The rate of decay of each sub-pixel point in the screen pixels is obtained respectively；
Time threshold is set for the sub-pixel point according to the rate of decay of each sub-pixel point, and will be the sub-pixel point
The time threshold of setting spare pixel corresponding with the sub-pixel point is associated.
Optionally, each sub-pixel point corresponds at least one spare pixel in the screen pixels；The statistics institute
The bright screen duration of display screen is stated, and whether the bright screen duration of detection statistics exceedes default time threshold, including：
The luminous duration of each sub-pixel point in the screen pixels is counted respectively, and judges each sub-pixel point
Whether luminous duration exceedes preset time threshold corresponding with the sub-pixel point；
It is described to determine the spare picture of the target associated with the time threshold from least one spare pixel
Vegetarian refreshments, including：
If exceed time threshold corresponding with the sub-pixel point, it is determined that go out spare pixel corresponding with the sub-pixel point
Point, and using the spare pixel determined as the spare pixel of target.
Optionally, the luminous duration of the sub-pixel point in the screen pixels is counted, including：
The sub-pixel point state in which in the screen pixels is obtained, the state includes luminance and the shape that do not shine
State；
When the sub-pixel point state in which is non-light emitting state, stop timing；
When the sub-pixel point state in which is luminance, the luminous duration of the sub-pixel point is counted.
Optionally, the target sub-pixel point be the screen pixels in blue subpixels point, the spare picture of target
Vegetarian refreshments is the blue subpixels point backed up in advance.
Correspondingly, the embodiment of the invention also discloses a kind of pixel calling device, it is arranged in terminal, the terminal is shown
Display screen is made of at least one screen pixels, each described screen pixels include red sub-pixel point, green sub-pixels point with
And blue subpixels point, the display screen further include at least one spare pixel, described device includes：
Time detecting module, for counting the bright screen duration of the display screen, and the bright screen duration of detection statistics is
It is no to exceed default time threshold；
Backup determining module, for detecting that the bright screen duration exceedes the time threshold in the time detecting module
When, determine the spare pixel of the target associated with the time threshold from least one spare pixel；
Replacement module, the spare pixel of the target for being determined by the backup determining module replace the screen
Target sub-pixel point in curtain pixel, and call the spare pixel of the target to shine.
Optionally, described device further includes：
Decay detection module, for obtaining the rate of decay of each sub-pixel point in the screen pixels respectively；
Threshold setting module, for setting time threshold according to the rate of decay of each sub-pixel point for the sub-pixel point
Value, and will be associated for the time threshold that the sub-pixel point is set spare pixel corresponding with the sub-pixel point.
Optionally, each sub-pixel point corresponds at least one spare pixel in the screen pixels；The time inspection
Module is surveyed to be specifically used for：
The luminous duration of each sub-pixel point in the screen pixels is counted respectively, and judges each sub-pixel point
Whether luminous duration exceedes preset time threshold corresponding with the sub-pixel point；
The backup determining module is specifically used for：
If exceed time threshold corresponding with the sub-pixel point, it is determined that go out spare pixel corresponding with the sub-pixel point
Point, and using the spare pixel determined as the spare pixel of target.
Optionally, the time detecting module counts the specific side of the luminous duration of the sub-pixel point in the screen pixels
Formula is：
The sub-pixel point state in which in the screen pixels is obtained, the state includes luminance and the shape that do not shine
State；
When the sub-pixel point state in which is non-light emitting state, stop timing；
When the sub-pixel point state in which is luminance, the luminous duration of the sub-pixel point is counted.
Optionally, the target sub-pixel point be the screen pixels in blue subpixels point, the spare picture of target
Vegetarian refreshments is the blue subpixels point backed up in advance.
Using the embodiment of the present invention, have the advantages that：
Whether the embodiment of the present invention can exceed default time threshold by the bright screen duration of detection terminal display screen, and
Determined during more than the time threshold from preset at least one spare pixel with the associated target of the time threshold
Spare pixel, so as to replace a certain target sub-pixel point in screen pixels by the spare pixel of the target, and calls and is somebody's turn to do
The spare pixel of target shines, it is thus achieved that after OLED uses a period of time, passes through preset spare pixel
The bright chroma of OLED is compensated, OLED losses is reduced, improves display screen show uniformity.
Brief description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the present invention, general for this area
For logical technical staff, without creative efforts, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is a kind of flow diagram of pixel call method provided in an embodiment of the present invention；
Fig. 2 is the flow diagram of another pixel call method provided in an embodiment of the present invention；
Fig. 3 is a kind of structure diagram of pixel calling device provided in an embodiment of the present invention；
Fig. 4 is the structure diagram of another pixel calling device provided in an embodiment of the present invention；
Fig. 5 is a kind of structure diagram of terminal provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is part of the embodiment of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained without making creative work
Example, belongs to the scope of protection of the invention.
Term " first ", " second " and " the 3rd " in description and claims of this specification and above-mentioned attached drawing etc. is
For distinguishing different objects, not for description particular order.In addition, term " comprising " and their any deformations, it is intended that
Non-exclusive included in covering.Such as process, method, system, product or the equipment for containing series of steps or module do not have
The step of having listed or module are defined in, but alternatively further includes the step of not listing or module, or is alternatively further included
For these processes, method, product or equipment intrinsic other steps or module.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
Containing at least one embodiment of the present invention.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
It is to be understood that the technical solution of the embodiment of the present invention can be applied particularly to mobile phone (such as Android phone, iOS mobile phones
Deng), television set, tablet computer, mobile internet device (Mobile Internet Devices, referred to as " MID "), a number
Word assistant (Personal Digital Assistant, referred to as " PDA ") etc. is configured with the terminal of OLED display screen
(Terminal) in.The terminal is also referred to as user equipment (User Equipment, referred to as " UE "), mobile terminal, wireless
Terminal or mobile station (Mobile Station, referred to as " MS ") etc., the embodiment of the present invention does not limit.
The embodiment of the invention discloses a kind of pixel call method, device and terminal, can pass through preset spare pixel
Point compensates the bright chroma of OLED.Describe in detail individually below.
Referring to Fig. 1, Fig. 1 is a kind of flow diagram of pixel call method provided in an embodiment of the present invention.Specifically,
The method of the embodiment of the present invention can be applied particularly in above-mentioned terminal, and the display screen of the terminal is by least one screen picture
Element composition, each described screen pixels include red sub-pixel point (R), green sub-pixels point (G) and blue subpixels point
(B), further, the display screen further includes at least one spare pixel.As shown in Figure 1, the embodiment of the present invention is described
Pixel call method may comprise steps of：
101st, the bright screen duration of the display screen of terminal is counted, and whether the bright screen duration of detection statistics is more than default
Time threshold.
It is to be understood that each sub-pixel point in the screen pixels can be an OLED, the red sub-pixel point (R) is right
The OLED answered is used to show that red (glowing), the corresponding OLED of green sub-pixels point (G) are used to show green (green light), blue
The corresponding OLED of sub-pixels point (B) is used to show blue (blue light-emitting).
, can be with addition to the screen pixels (or referred to as " pixel ") including above-mentioned RGB in specific embodiment
In the preset multiple spare pixels (spare OLED) of terminal display screen, which can include being used to show red, green
Any of color and blueness or more sub-pixels point, each the sub-pixel point difference for being specifically as follows the screen pixels are pre-
A spare pixel is put, or is only the preset spare pixel of some sub-pixel point of the screen pixels, is such as only
The preset spare pixel of the faster blue subpixels point of aging (decay), the embodiment of the present invention do not limit.It is different from screen picture
Each sub-pixel point in element, which is independent control, so as to carry out pixel switching when needed, by screen
A certain sub-pixel point in pixel replaces with corresponding spare pixel and shines.
If the 102, exceeding the time threshold, determined from least one spare pixel and the time threshold phase
The associated spare pixel of target.
In specific embodiment, it can choose whether to carry out opening for spare pixel according to the degree of aging of display screen screen pixels
Dynamic, in general, bright screen duration is bigger, and OLED degree of agings are bigger, time threshold thus can be pre-set, by counting terminal
The bright screen duration of display screen, and it is compared to determine to need spare pixel to be started with preset time threshold, i.e.,
The spare pixel of target.
103rd, the target sub-pixel point in the screen pixels is replaced by the spare pixel of the target, and described in calling
The spare pixel of target shines.
In specific embodiment, after the spare pixel of need target to be started is determined, you can by screen pixels
A certain sub-pixel point replace with the spare pixel of the target as target sub-pixel point, and by the target sub-pixel point, with logical
The spare pixel of the target is crossed to shine, and the target sub-pixel point that this is replaced then no longer shines.
Optionally, due in OLED the generally decay of blue emitting material, that is, blue subpixels point it is most fast, it is often red and
Several times of green luminescent material, thus the target sub-pixel point could be provided as the blue subpixels in the screen pixels
Point, then the spare pixel of the target is the blue subpixels point backed up in advance.
For example, can be in advance its preset corresponding spare pixel of blue subpixels point in each screen pixels,
The spare pixel is the blue subpixels point backed up.After pixel uses a period of time, such as bright screen duration exceedes default
During time threshold, you can show that aging occurs for the corresponding OLED of OLED especially blue subpixels points, so that available backup pixel
(i.e. the corresponding spare pixel of target of the blue subpixels point, the spare pixel of the target can be with the preset time threshold phases for point
Association) replace the blue subpixels point and shine, compensated with the aging to OLED, lift display screen show uniformity.
In embodiments of the present invention, whether default time threshold can be exceeded by the bright screen duration of detection terminal display screen
Value, and determine that the time threshold is associated with institute from preset at least one spare pixel when more than the time threshold
The spare pixel of target, so as to replace a certain target sub-pixel point in screen pixels by the spare pixel of the target, and
The spare pixel of the target is called to shine, it is thus achieved that after OLED uses a period of time, by preset spare
Pixel compensates the bright chroma of OLED, reduces OLED losses, improves display screen show uniformity.
Further, referring to Fig. 2, the flow that Fig. 2 is another pixel call method provided in an embodiment of the present invention is shown
It is intended to.Specifically, the method for the embodiment of the present invention can be applied in above-mentioned terminal, the display screen of the terminal is by least one
A screen pixels composition, each described screen pixels include red sub-pixel point, green sub-pixels point and blue subpixels
Point, further, the display screen further include at least one spare pixel.As shown in Fig. 2, the picture of the embodiment of the present invention
Plain call method may comprise steps of：
201st, the rate of decay of each sub-pixel point in the screen pixels is obtained respectively.
202nd, time threshold is set for the sub-pixel point according to the rate of decay of each sub-pixel point, and will will be the sub- picture
The time threshold spare pixel corresponding with the sub-pixel point that vegetarian refreshments is set is associated.
Can be respectively the preset at least one spare pixel of each sub-pixel point in the screen pixels in specific embodiment
Point, and the time threshold for enabling its spare pixel of correspondence is set according to the rate of decay of each sub-pixel point for the sub-pixel point
Value, so that be time threshold and be that the spare pixel of the sub-pixel point threshold value is associated storage that the sub-pixel point is set,
In order to which its corresponding spare pixel can be called to shine in time when reaching the time threshold.
Wherein, the rate of decay of sub-pixel point is faster, and the time threshold set for the sub-pixel point is smaller, so that the sub- picture
Vegetarian refreshments can be replaced in time, reduce OLED losses.Conversely, the rate of decay of sub-pixel point is slower, set for the sub-pixel point
The time threshold put is bigger.
203rd, the luminous duration of each sub-pixel point in the screen pixels is counted respectively.
204th, judge whether the luminous duration of each sub-pixel point exceedes the preset time corresponding with the sub-pixel point
Threshold value.
In specific embodiment, screen pixels sub-pixel point can be determined by counting the bright screen duration of terminal display screen
Degree of aging, so that it is determined that going out needs spare pixel to be started, such as specifically can be by counting the hair of each sub-pixel point
Light time is grown to determine the need for starting its corresponding spare pixel, to lift the accuracy that spare pixel starts the time.
Specifically, if the luminous duration of a certain sub-pixel point exceedes its corresponding time threshold, step 205 can perform；Otherwise, can be after
The continuous luminous duration for counting the sub-pixel point.
205th, determine spare pixel corresponding with the sub-pixel point, and using the spare pixel determined as
The spare pixel of target.
Optionally, it is corresponding standby to determine the need for starting its by counting the luminous duration of each sub-pixel point
Exemplified by pixel, then the concrete mode of the luminous duration of the sub-pixel point in the statistics screen pixels can be：Obtain
Sub-pixel point state in which in the screen pixels, the state include luminance and non-light emitting state；When the sub- picture
When vegetarian refreshments state in which is non-light emitting state, stop timing；When the sub-pixel point state in which is luminance, statistics
The luminous duration of the sub-pixel point.
Specifically, since the sub-pixel point in screen pixels is divided into luminance and non-light emitting state, it can pass through
The luminous duration of the sub-pixel point is detected to determine the need for starting its corresponding spare pixel.Wherein, the duration that shines
It is to detect time duration that the sub-pixel point is under luminance (when being then not counted in accumulative when being in non-light emitting state
It is long), so as to improve the accuracy that spare pixel starts the time.
206th, the target sub-pixel point in the screen pixels is replaced by the spare pixel of the target, and described in calling
The spare pixel of target shines.
In specific embodiment, when the luminous duration of a certain sub-pixel point reaches preset time threshold, you can determine with
The corresponding spare pixel of the time threshold, namely the corresponding spare pixel of sub-pixel point, the i.e. spare pixel of target, from
And the sub-pixel point is replaced with into the spare pixel of target determined, and shone by the spare pixel of the target,
And the sub-pixel point that this is replaced then no longer shines, so as to reduce OLED losses, the bright chroma to the sub-pixel point is realized
Compensation.
In embodiments of the present invention, can by preset spare pixel corresponding with each sub-pixel point and time threshold,
So that when the luminous duration for detecting a certain sub-pixel point exceedes default time threshold, it can determine that out and be with the sub-pixel point
The spare pixel that time threshold is associated, so as to replace the sub-pixel point by the associated spare pixel, and calls and is somebody's turn to do
Spare pixel shines, and thus reduces OLED losses, realizes after OLED uses a period of time, by preset standby
The bright chroma of OLED is compensated with pixel, improves display screen show uniformity.
Referring to Fig. 3, Fig. 3 is a kind of structure diagram of pixel calling device provided in an embodiment of the present invention.Specifically,
The described device of the embodiment of the present invention may be disposed in above-mentioned terminal, and the display screen of the terminal is by least one screen pixels group
Into, each described screen pixels includes red sub-pixel point (R), green sub-pixels point (G) and blue subpixels point (B),
Further, the display screen further includes at least one spare pixel.As shown in figure 3, the pixel of the embodiment of the present invention
Calling device can include time detecting module 11, backup determining module 12 and replacement module 13.Wherein,
The time detecting module 11, for counting the bright screen duration of the display screen, and the bright screen of detection statistics
Whether duration exceedes default time threshold.
In specific embodiment, except when the corresponding screen pixels of the RGB of preceding normal work (or referred to as " pixel ") with
Outside, terminal display screen also presets multiple spare pixels, which can be one or more, and including for showing
Show any of red, green and blueness or more sub-pixels point, be specifically as follows each height picture of the screen pixels
Vegetarian refreshments distinguishes a preset spare pixel, or is only the preset spare pixel of some sub-pixel point of the screen pixels
Point, such as only the preset spare pixel of the faster blue subpixels point of aging (decay), the embodiment of the present invention do not limit.Its
In, which is independent control, so as to carry out pixel switching when needed, by a certain son in screen pixels
Pixel replaces with corresponding spare pixel and shines.
The backup determining module 12, it is described for detecting that the bright screen duration exceedes in the time detecting module 11
During time threshold, the spare pixel of the target associated with the time threshold is determined from least one spare pixel
Point.
In specific embodiment, backup determining module 12 can according to the degree of aging of display screen screen pixels come choose whether into
The startup of the spare pixel of row, for example, can passage time detection module 11 count the bright screen duration of terminal display screen to determine whether to need
Start spare pixel, can specifically be determined when the bright screen duration exceedes preset time threshold by backing up determining module 12
Go out to need spare pixel to be started, the i.e. spare pixel of target.Further, when time detection module 11 detects the bright screen
Between when exceeding the time threshold, you can notice replacement module 13 is ready for pixel replacement.
The replacement module 13, the spare pixel of the target for being determined by the backup determining module 12 replace
The target sub-pixel point in the screen pixels is changed, and calls the spare pixel of the target to shine.
In specific embodiment, after backup determining module 12 determines the spare pixel of need target to be started, replace
Changing the mold block 13 can be using a certain sub-pixel point in screen pixels as target sub-pixel point, and the target sub-pixel point is replaced
For the spare pixel of the target, to be shone by the spare pixel of the target, and the target sub-pixel point that this is replaced is then
No longer shine.
Optionally, due in OLED the generally decay of blue emitting material, that is, blue subpixels point it is most fast, it is often red and
Several times of green luminescent material, thus the target sub-pixel point can be the blue subpixels point in the screen pixels,
Then the spare pixel of the target is the blue subpixels point backed up in advance.
In embodiments of the present invention, whether default time threshold can be exceeded by the bright screen duration of detection terminal display screen
Value, and determine that the time threshold is associated with institute from preset at least one spare pixel when more than the time threshold
The spare pixel of target, so as to replace a certain target sub-pixel point in screen pixels by the spare pixel of the target, and
The spare pixel of the target is called to shine, it is thus achieved that after OLED uses a period of time, by preset spare
Pixel compensates the bright chroma of OLED, reduces OLED losses, improves display screen show uniformity.
Further, referring to Fig. 4, the structure that Fig. 4 is another pixel calling device provided in an embodiment of the present invention is shown
It is intended to.Specifically, the described device of the embodiment of the present invention includes the time for the pixel calling device that above-mentioned Fig. 3 is corresponded in embodiment
Detection module 11, backup determining module 12 and replacement module 13.Further, in embodiments of the present invention, described device is also
It may include：
Decay detection module 14, for obtaining the rate of decay of each sub-pixel point in the screen pixels respectively；
Threshold setting module 15, for setting time threshold according to the rate of decay of each sub-pixel point for the sub-pixel point
Value, and will be associated for the time threshold that the sub-pixel point is set spare pixel corresponding with the sub-pixel point.
It is to be understood that the rate of decay of a certain sub-pixel point in screen pixels is faster, the corresponding time threshold of sub-pixel point
It is worth smaller, so that faster sub-pixel point of decaying can be replaced in time, reduces OLED losses.Conversely, sub-pixel point declines
Deceleration is slower, then the corresponding time threshold of sub-pixel point is bigger.
Optionally, in embodiments of the present invention, in the screen pixels each sub-pixel point correspond to it is at least one spare
Pixel；The time detecting module 11 can be specifically used for：
The luminous duration of each sub-pixel point in the screen pixels is counted respectively, and judges each sub-pixel point
Whether luminous duration exceedes preset time threshold corresponding with the sub-pixel point；
The backup determining module 12 can be specifically used for：
If exceed time threshold corresponding with the sub-pixel point, it is determined that go out spare pixel corresponding with the sub-pixel point
Point, and using the spare pixel determined as the spare pixel of target.
Further alternative, in embodiments of the present invention, the time detecting module 11 is counted in the screen pixels
The concrete mode of the luminous duration of sub-pixel point can be：
The sub-pixel point state in which in the screen pixels is obtained, the state includes luminance and the shape that do not shine
State；
When the sub-pixel point state in which is non-light emitting state, stop timing；
When the sub-pixel point state in which is luminance, the luminous duration of the sub-pixel point is counted.
In specific embodiment, time detecting module 11 can determine screen picture by counting the bright screen duration of terminal display screen
The degree of aging of plain sub-pixel point, so that triggering backup determining module 12 determines to need spare pixel to be started, such as when
Between detection module 11 specifically can determine the need for starting its correspondence by completely counting the luminous duration of each sub-pixel point
Spare pixel, to lift the accuracy that spare pixel starts the time.
Specifically, the luminous duration for detecting a certain sub-pixel point in time detecting module 11 reaches preset time threshold
When, backup determining module 12 is that can determine that spare pixel corresponding with the time threshold, namely the sub-pixel point is corresponding
The spare pixel of spare pixel, i.e. target, so that the sub-pixel point can be replaced with the target determined by replacement module 13
Spare pixel, and shone by the spare pixel of the target, and the sub-pixel point that this is replaced then no longer shines, so that
OLED losses are reduced, realize the bright chroma compensation to the sub-pixel point.
In embodiments of the present invention, can by preset spare pixel corresponding with each sub-pixel point and time threshold,
So that when the luminous duration for detecting a certain sub-pixel point exceedes default time threshold, it can determine that out and be with the sub-pixel point
The spare pixel that time threshold is associated, so as to replace the sub-pixel point by the associated spare pixel, and calls and is somebody's turn to do
Spare pixel shines, and thus reduces OLED losses, realizes after OLED uses a period of time, by preset standby
The bright chroma of OLED is compensated with pixel, improves display screen show uniformity.
Referring to Fig. 5, Fig. 5 is a kind of structure diagram of terminal provided in an embodiment of the present invention, it is above-mentioned for performing
Pixel call method.Specifically, as shown in figure 5, the terminal of the embodiment of the present invention can include：At least one processor
100, at least one input unit 200, at least one output device 300, the grade component of memory 500.Wherein, these components pass through
One or more bus 400 is communicatively coupled.It will be understood by those skilled in the art that the structure of the terminal shown in Fig. 5 is simultaneously
Do not form the restriction to the embodiment of the present invention, it either busbar network or hub-and-spoke configuration, can also include than
More or fewer components are illustrated, either combine some components or different components arrangement.Wherein：
Processor 100 is the control centre of terminal, using various interfaces and the various pieces of the whole terminal of connection, is led to
Cross operation or perform the program and/or module being stored in memory 500, and call the data being stored in memory 500,
To perform the various functions of terminal and processing data.Processor 100 can be by integrated circuit (Integrated Circuit, letter
Claim IC) composition, such as can be made of the IC of single encapsulation, can also be by the envelope of more identical functions of connection or difference in functionality
Fill IC and form.For example, processor 100 can only include central processing unit (Central Processing Unit, letter
Claim CPU) or CPU, digital signal processor (digital signal processor, abbreviation DSP), graphics process
The combination of device (Graphic Processing Unit, abbreviation GPU) and various control chips.In embodiments of the present invention,
CPU can be single operation core, can also include multioperation core.
It is first-class that input unit 200 can include the touch-screen of standard, keyboard, shooting, can also include wireline interface, wireless
Interface etc..
Output device 300 can include display screen, loudspeaker etc., can also include wireline interface, wave point etc..
Memory 500 can be used for storage software program and module, processor 100, input unit 200 and output device
300 are stored in software program and module in memory 500 by calling, thus perform terminal various functions application and
Realize data processing.Memory 500 mainly includes program storage area and data storage area, wherein, program storage area can store behaviour
Make system, application program needed at least one function etc.；Data storage area can be stored uses created number according to terminal
According to etc..In embodiments of the present invention, operating system can be android system, iOS system or Windows operating system etc..
Specifically, the display screen of the terminal is made of at least one screen pixels, each described screen pixels includes
Red sub-pixel point, green sub-pixels point and blue subpixels point, it is characterised in that the display screen further includes at least one
Spare pixel, the processor 100 calls the application program being stored in the memory 500, for performing following steps：
The bright screen duration of the display screen is counted, and whether the bright screen duration of detection statistics exceedes default time threshold
Value；
If exceeding the time threshold, determined from least one spare pixel and the time threshold phase
The associated spare pixel of target；
The target sub-pixel point in the screen pixels is replaced by the spare pixel of the target, and calls the target
Spare pixel shines.
Optionally, the processor 100 calls the application program being stored in the memory 500 to perform the detection system
Before whether the bright screen duration of meter exceedes default time threshold, it is additionally operable to perform following steps：
The rate of decay of each sub-pixel point in the screen pixels is obtained respectively；
Time threshold is set for the sub-pixel point according to the rate of decay of each sub-pixel point, and will be the sub-pixel point
The time threshold of setting spare pixel corresponding with the sub-pixel point is associated.
Optionally, each sub-pixel point corresponds at least one spare pixel in the screen pixels；The processor
100 call the application program being stored in the memory 500 to perform the bright screen duration of the statistics display screen, and detect
Whether the bright screen duration of statistics exceedes default time threshold, specifically performs following steps：
The luminous duration of each sub-pixel point in the screen pixels is counted respectively, and judges each sub-pixel point
Whether luminous duration exceedes preset time threshold corresponding with the sub-pixel point；
It is described to determine the spare picture of the target associated with the time threshold from least one spare pixel
Vegetarian refreshments, including：
If exceed time threshold corresponding with the sub-pixel point, it is determined that go out spare pixel corresponding with the sub-pixel point
Point, and using the spare pixel determined as the spare pixel of target.
Optionally, the processor 100 calls the application program being stored in the memory 500 to perform and counts the screen
The luminous duration of sub-pixel point in curtain pixel, specifically performs following steps：
The sub-pixel point state in which in the screen pixels is obtained, the state includes luminance and the shape that do not shine
State；
When the sub-pixel point state in which is non-light emitting state, stop timing；
When the sub-pixel point state in which is luminance, the luminous duration of the sub-pixel point is counted.
Optionally, the target sub-pixel point be the screen pixels in blue subpixels point, the spare picture of target
Vegetarian refreshments is the blue subpixels point backed up in advance.
In embodiments of the present invention, whether default time threshold can be exceeded by the bright screen duration of detection terminal display screen
Value, and determine that the time threshold is associated with institute from preset at least one spare pixel when more than the time threshold
The spare pixel of target, so as to replace a certain target sub-pixel point in screen pixels by the spare pixel of the target, and
The spare pixel of the target is called to shine, it is thus achieved that after OLED uses a period of time, by preset spare
Pixel compensates the bright chroma of OLED, reduces OLED losses, improves display screen show uniformity.
In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and does not have the portion being described in detail in some embodiment
Point, it may refer to the associated description of other embodiment.
In several embodiments provided by the present invention, it should be understood that disclosed apparatus and method, can pass through it
Its mode is realized.For example, device embodiment described above is only schematical, for example, the division of the module, only
Only a kind of division of logic function, can there is other dividing mode when actually realizing, such as multiple module or components can be tied
Another system is closed or is desirably integrated into, or some features can be ignored, or do not perform.It is another, it is shown or discussed
Mutual coupling, direct-coupling or communication connection can be the INDIRECT COUPLING or logical by some interfaces, device or module
Letter connection, can be electrical, machinery or other forms.
Described this may or may not be as the module that separating component illustrates it is physically separate, as module
The component of display may or may not be physical module, you can with positioned at a place, or can also be distributed to more
On a mixed-media network modules mixed-media.Some or all of module therein can be selected to realize this embodiment scheme according to the actual needs
Purpose.
In addition, each function module in each embodiment of the present invention can be integrated in a processing module, can also
That modules are individually physically present, can also two or more modules be integrated in a module.Above-mentioned integrated mould
Block can both be realized in the form of hardware, can also be realized in the form of hardware adds software function module.
The above-mentioned integrated module realized in the form of software function module, can be stored in one and computer-readable deposit
In storage media.Above-mentioned software function module is stored in a storage medium, including some instructions are used so that a computer
It is each that equipment (can be personal computer, server, or network equipment etc.) or processor (processor) perform the present invention
The part steps of embodiment the method.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (Read-
Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disc or CD etc. it is various
Can be with the medium of store program codes.
Those skilled in the art can be understood that, for convenience and simplicity of description, only with above-mentioned each function module
Division progress for example, in practical application, can be complete by different function modules by above-mentioned function distribution as needed
Into the internal structure of device being divided into different function modules, to complete all or part of function described above.On
The specific work process of the device of description is stated, may be referred to the corresponding process in preceding method embodiment, details are not described herein.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
Can so modify to the technical solution described in foregoing embodiments, either to which part or all technical characteristic into
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (12)
1. a kind of pixel call method, applied in terminal, the display screen of the terminal is made of at least one screen pixels, often
One screen pixels includes red sub-pixel point, green sub-pixels point and blue subpixels point, it is characterised in that described
Display screen further includes at least one spare pixel, the described method includes：
The bright screen duration of the display screen is counted, and whether the bright screen duration of detection statistics exceedes default time threshold；
If exceeding the time threshold, determined from least one spare pixel associated with the time threshold
The spare pixel of target；
The target sub-pixel point in the screen pixels is replaced by the spare pixel of the target, and calls the target spare
Pixel shines.
2. according to the method described in claim 1, it is characterized in that, whether the bright screen duration in the detection statistics exceedes
Before default time threshold, the method further includes：
The rate of decay of each sub-pixel point in the screen pixels is obtained respectively；
Time threshold is set for the sub-pixel point according to the rate of decay of each sub-pixel point, and will be that the sub-pixel point is set
Time threshold spare pixel corresponding with the sub-pixel point be associated.
3. method according to claim 1 or 2, it is characterised in that each sub-pixel point corresponds in the screen pixels
At least one spare pixel；The bright screen duration of the statistics display screen, and the bright screen duration of detection statistics whether
More than default time threshold, including：
The luminous duration of each sub-pixel point in the screen pixels is counted respectively, and judges shining for each sub-pixel point
Whether duration exceedes preset time threshold corresponding with the sub-pixel point；
It is described to determine the spare pixel of the target associated with the time threshold from least one spare pixel,
Including：
If exceed time threshold corresponding with the sub-pixel point, it is determined that go out spare pixel corresponding with the sub-pixel point, and
Using the spare pixel determined as the spare pixel of target.
4. according to the method described in claim 3, it is characterized in that, count the sub-pixel point in the screen pixels it is luminous when
It is long, including：
The sub-pixel point state in which in the screen pixels is obtained, the state includes luminance and non-light emitting state；
When the sub-pixel point state in which is non-light emitting state, stop timing；
When the sub-pixel point state in which is luminance, the luminous duration of the sub-pixel point is counted.
5. method according to any one of claims 1 to 4, it is characterised in that the target sub-pixel point is the screen
Blue subpixels point in curtain pixel, the spare pixel of target are the blue subpixels point backed up in advance.
6. a kind of pixel calling device, is arranged in terminal, the display screen of the terminal is made of at least one screen pixels, often
One screen pixels includes red sub-pixel point, green sub-pixels point and blue subpixels point, it is characterised in that described
Display screen further includes at least one spare pixel, and described device includes：
Time detecting module, for counting the bright screen duration of the display screen, and whether the bright screen duration of detection statistics surpasses
Cross default time threshold；
Backup determining module, for when the time detecting module detects that the bright screen duration exceedes the time threshold,
The spare pixel of the target associated with the time threshold is determined from least one spare pixel；
Replacement module, the spare pixel of the target for being determined by the backup determining module replace the screen picture
Target sub-pixel point in element, and call the spare pixel of the target to shine.
7. device according to claim 6, it is characterised in that described device further includes：
Decay detection module, for obtaining the rate of decay of each sub-pixel point in the screen pixels respectively；
Threshold setting module, for setting time threshold according to the rate of decay of each sub-pixel point for the sub-pixel point, and
It will be associated for the time threshold that the sub-pixel point is set spare pixel corresponding with the sub-pixel point.
8. the device according to claim 6 or 7, it is characterised in that each sub-pixel point corresponds in the screen pixels
At least one spare pixel；The time detecting module is specifically used for：
The luminous duration of each sub-pixel point in the screen pixels is counted respectively, and judges shining for each sub-pixel point
Whether duration exceedes preset time threshold corresponding with the sub-pixel point；
The backup determining module is specifically used for：
If exceed time threshold corresponding with the sub-pixel point, it is determined that go out spare pixel corresponding with the sub-pixel point, and
Using the spare pixel determined as the spare pixel of target.
9. device according to claim 8, it is characterised in that the time detecting module is counted in the screen pixels
The concrete mode of the luminous duration of sub-pixel point is：
The sub-pixel point state in which in the screen pixels is obtained, the state includes luminance and non-light emitting state；
When the sub-pixel point state in which is non-light emitting state, stop timing；
When the sub-pixel point state in which is luminance, the luminous duration of the sub-pixel point is counted.
10. according to the device described in claim 6 to 9 any one, it is characterised in that the target sub-pixel point is the screen
Blue subpixels point in curtain pixel, the spare pixel of target are the blue subpixels point backed up in advance.
A kind of 11. terminal, it is characterised in that including：
At least one processor, at least one input unit, at least one output device and memory；
Wherein, output device includes display screen；
Wherein, the display screen of the terminal is made of at least one screen pixels, each described screen pixels includes red son
Pixel, green sub-pixels point and blue subpixels point, wherein, the display screen further includes at least one spare pixel,
Wherein, the processor calls the application program being stored in the memory, for perform claim requirement 1 to 5
Method described in meaning one.
A kind of 12. storage medium, it is characterised in that
Wherein, the storage medium is stored with software function module, wherein, the software function module includes some instructions, institute
Some instructions are stated to use so that a computer equipment perform claim requires the method described in 1 to 5 any one.
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| CN201711375672.0A CN107945735B (en) | 2016-03-31 | 2016-03-31 | Pixel calling method and device and related medium product |
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| CN201610202661.1A CN105788528B (en) | 2016-03-31 | 2016-03-31 | A kind of pixel call method and device |
| CN201711375672.0A CN107945735B (en) | 2016-03-31 | 2016-03-31 | Pixel calling method and device and related medium product |
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| CN113724611A (en) * | 2021-08-30 | 2021-11-30 | 武汉华星光电半导体显示技术有限公司 | Display panel |
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| CN107256068B (en) | 2017-05-12 | 2019-08-23 | Oppo广东移动通信有限公司 | The acquisition method and Related product of fingerprint |
| CN110738969A (en) | 2019-10-31 | 2020-01-31 | 云谷（固安）科技有限公司 | Display device and apparatus |
| CN112233609A (en) * | 2020-10-10 | 2021-01-15 | Oppo广东移动通信有限公司 | Electronic equipment and display module |
| CN113707085A (en) * | 2021-08-03 | 2021-11-26 | 芯颖科技有限公司 | Display screen brightness compensation device and method at sub-pixel level and display screen |
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| CN105788528A (en) | 2016-07-20 |
| CN107945735B (en) | 2020-02-14 |
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