CN109377965A - Special-shaped pixel drive unit, pixel driver array and display equipment - Google Patents
Special-shaped pixel drive unit, pixel driver array and display equipment Download PDFInfo
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- CN109377965A CN109377965A CN201811575165.6A CN201811575165A CN109377965A CN 109377965 A CN109377965 A CN 109377965A CN 201811575165 A CN201811575165 A CN 201811575165A CN 109377965 A CN109377965 A CN 109377965A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3607—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals for displaying colours or for displaying grey scales with a specific pixel layout, e.g. using sub-pixels
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Abstract
The application provides a kind of special-shaped pixel drive unit, pixel driver array and display equipment, the abnormity pixel drive unit is corresponding with the special-shaped filter unit of screen abnormity edge is located on colored optical filtering substrates, and the glazed area of at least one of described abnormity filter unit optical filtering subelement of color is different from the glazed area of the optical filtering subelement of other colors；The abnormity pixel drive unit includes multiple special-shaped pixel driver pipes corresponding to different colours optical filtering subelement；The glazed area of optical filtering subelement corresponding to the driving capability of the abnormity pixel driver pipe and the abnormity pixel driver pipe is in inverse ratio.Abnormity pixel drive unit, pixel driver array and display equipment provided by the present application, the driving capability of corresponding special-shaped pixel driver light is adjusted according to the glazed area of optical filtering subelement assorted in special-shaped pixel, light transmission capacity difference caused by balancing because of assorted optical filtering subelement glazed area difference, reduces colour cast when special-shaped pixel light emission.
Description
Technical field
This application involves display equipment technical fields, in particular to a kind of special-shaped pixel drive unit, pixel driver
Array and display equipment.
Background technique
With the continuous development of display technology and continuous improvement of the user to quality requirements, the display screen of electronic equipment are wanted
It asks and can have more shapes.Such as in mobile phone display screen curtain, it is desirable that screen covers mobile phone surface as much as possible, while again
It is required that reserving the position for placing front camera and sensor devices etc..For example, Fig. 1 is please referred to, existing mobile phone Notch screen,
In the irregular shaped region of the settable one piece of recess in the top of the effective display area domain 100 of screen, the irregular shaped region is corresponding non-display
The part in area 200 is for placing front camera and sensor devices etc..Also, in order to make irregular shaped region that visually there is aesthetic feeling,
The irregular shaped region is configured to have arc-shaped special-shaped edge 600.But common screen is all the pixel structure by array-like
At referring to figure 2., so the irregular shaped region edge of arc-shaped can only be made up of the pixel of a large amount of ladder-like arrangements.In order to subtract
The pixel of few ladder-like arrangement visually shows sawtooth sense when luminous, referring to figure 3., color in some embodiments
The opening shape processing that color optical filtering substrate is located at the pixel of special-shaped edge is and special-shaped edge.However, assorted optical filtering subelement
Area difference will lead to the difference of assorted pixel transmittance rate amount, and then cause special-shaped pixel that cannot normally blend the face of demand
Color influences the visual experience of user.
Summary of the invention
In order at least overcome above-mentioned deficiency in the prior art, the first purpose of the application is to provide a kind of special-shaped pixel
Driving unit, the abnormity pixel drive unit and the special-shaped filter unit for being located at screen abnormity edge on colored optical filtering substrates
Corresponding, the glazed area of at least one of described abnormity filter unit optical filtering subelement of color is different from the optical filtering of other colors
The glazed area of subelement；
The abnormity pixel drive unit includes multiple special-shaped pixel driver pipes corresponding to different colours optical filtering subelement；
The driving capability of the abnormity pixel driver pipe and the glazed area of optical filtering subelement corresponding to the abnormity pixel driver pipe are in
Inverse ratio.
Optionally, in above-mentioned special-shaped pixel drive unit, the driving capability and the abnormity of the abnormity pixel driver pipe
The length of the conducting channel of pixel driver pipe is proportional；The length and the abnormity picture of the conducting channel of the abnormity pixel driver pipe
The glazed area of optical filtering subelement corresponding to plain driving tube is in inverse ratio.
Optionally, in above-mentioned special-shaped pixel drive unit, the driving capability and the abnormity of the abnormity pixel driver pipe
The length of the conducting channel of pixel driver pipe is in inverse ratio；The length and the abnormity picture of the conducting channel of the abnormity pixel driver pipe
The glazed area of optical filtering subelement corresponding to plain driving tube is proportional.
Optionally, in above-mentioned special-shaped pixel drive unit, the width phase of the conducting channel of the abnormity pixel driver pipe
Deng.
The another object of the application is to provide a kind of pixel driver array, and the pixel driver array includes special-shaped pixel
Driving unit, the abnormity pixel drive unit and the special-shaped filter unit for being located at screen abnormity edge on colored optical filtering substrates
Corresponding, the glazed area of at least one of described abnormity filter unit optical filtering subelement of color is different from the optical filtering of other colors
The glazed area of subelement；
The abnormity pixel drive unit includes multiple special-shaped pixel driver pipes corresponding to different colours optical filtering subelement；
The driving capability of the abnormity pixel driver pipe and the glazed area of optical filtering subelement corresponding to the abnormity pixel driver pipe are in
Inverse ratio.
Optionally, in above-mentioned pixel driver array, the pixel driver array further includes generic pixel driving unit, institute
It is corresponding with the non-profiled filter unit on the colored optical filtering substrates to state generic pixel driving unit, the non-profiled filter unit
In assorted optical filtering subelement glazed area it is identical；It include corresponding to different colours to filter in the generic pixel driving unit
Multiple generic pixel driving tubes of subelement；
The ratio of the driving capability of the driving capability and generic pixel driving tube of the abnormity pixel driver pipe, is equal to
The opening of the optical filtering subelement of the opening area and common filter unit of optical filtering subelement corresponding to the abnormity pixel driver pipe
The ratio of area.
Optionally, in above-mentioned pixel driver array, the driving capability and the abnormity pixel of the abnormity pixel driver pipe
The length of the conducting channel of driving tube is proportional；The length and the abnormity pixel of the conducting channel of the abnormity pixel driver pipe are driven
The glazed area of the corresponding optical filtering subelement of dynamic pipe is in inverse ratio.
Optionally, in above-mentioned pixel driver array, the driving capability and the abnormity pixel of the abnormity pixel driver pipe
The length of the conducting channel of driving tube is in inverse ratio；The length and the abnormity pixel of the conducting channel of the abnormity pixel driver pipe are driven
The glazed area of the corresponding optical filtering subelement of dynamic pipe is proportional.
Optionally, in above-mentioned pixel driver array, the width of the conducting channel of the abnormity pixel driver pipe is equal.
The another object of the application is to provide a kind of display equipment, and the display equipment includes provided by the present application described
Pixel driver array.
In terms of existing technologies, the application has the advantages that
Abnormity pixel drive unit, pixel driver array and display equipment provided by the present application, according to each in special-shaped pixel
The glazed area of color optical filtering subelement adjusts the driving capability of corresponding special-shaped pixel driver light, balances because colors optical filtering is single
Light transmission capacity difference caused by first glazed area is different reduces colour cast when special-shaped pixel light emission.
Detailed description of the invention
Technical solution in ord to more clearly illustrate embodiments of the present application, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only some embodiments of the application, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the schematic diagram of prior art abnormity screen；
Fig. 2 is the pixel schematic diagram of the ladder-like distribution in prior art abnormity edge；
Fig. 3 is prior art abnormity pixel schematic diagram；
Fig. 4 is one of the schematic diagram of special-shaped pixel drive unit conducting channel provided by the embodiments of the present application；
Fig. 5 is one of the schematic diagram that the application implements the special-shaped pixel drive unit conducting channel provided；
Fig. 6 is the schematic diagram of display equipment provided by the embodiments of the present application.
Icon: 10- backlight module；The first polaroid of 20-；30- pixel driver array；40- liquid crystal layer；50- colorized optical filtering
Substrate；The second polaroid of 60-；600- abnormity edge；100- effective display area domain；200- non-display area；111r,111g,111b-
Colorized optical filtering subelement；311r, 311g, 311b- conducting channel.
Specific embodiment
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is
Some embodiments of the present application, instead of all the embodiments.The application being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiments herein provided in the accompanying drawings is not intended to limit below claimed
Scope of the present application, but be merely representative of the selected embodiment of the application.Based on the embodiment in the application, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model of the application protection
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present application, it should be noted that term " first ", " second ", " third " etc. are only used for distinguishing and retouch
It states, is not understood to indicate or imply relative importance.
In the description of the present application, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in this application.
In the display device, the sub-pixel that will include multiple color in a pixel has by taking the display of RGB type as an example
It will include the sub-pixel of three kinds of colors of RGB in one pixel.The sub-pixel of each color corresponds to a kind of on colored optical filtering substrates
The optical filtering subelement of color and a driving tube on pixel driver array.
The glazed area S (i.e. opening area) and liquid crystal layer of the usually assorted optical filtering subelement of the light transmission capacity N of each sub-pixels
The transmitance T of the unit area of corresponding position is determined, that is, light transmission capacity N=S*T.
As shown in figure 3, the opening area of the optical filtering subelement of different colours is different, red in Fig. 3 in special-shaped pixel
The glazed area of color optical filtering subelement 111r is Sr, and the glazed area of green filter subelement 111g is Sg, and blue filter is single
The glazed area of first 111b is Sb, and Sr < Sg < Sb.But the corresponding transmitance of each sub-pixels is in identical driving item
It is the same, the i.e. corresponding transmitance Tr of red filter subelement 111r, the corresponding transmission of green filter subelement 111g under part
The corresponding transmitance Tb of rate Tg and blue filter subelement 111b is identical.This results in the light transmission capacity Nb of red sub-pixel big
It is greater than the light transmission capacity Nb of blue subpixels in the light transmission capacity Ng of green sub-pixels, so that the pixel is not under identical drive condition
Normal white light can be blended, colour cast is generated.
In the present embodiment, a kind of driving capability of special-shaped pixel drive unit of change is provided to balance assorted color picture
Plain glazed area difference bring colour cast, is below described in detail scheme provided in this embodiment.
The present embodiment provides a kind of special-shaped pixel drive units, and the abnormity pixel drive unit and colored optical filtering substrates are upper
Special-shaped filter unit in screen abnormity edge is corresponding, the optical filtering subelement of at least one of special-shaped filter unit color it is saturating
Light area is different from the glazed area of the optical filtering subelement of other colors
Since the unit area transmitance of liquid crystal layer is determined by the driving voltage that driving tube provides, in order to balance special-shaped pixel
It is middle because of assorted optical filtering subelement glazed area difference bring colour cast, in the present embodiment by changing assorted optical filtering subelement pair
The driving capability for the driving tube answered offsets the difference of glazed area.In the present embodiment, a special-shaped pixel drive unit includes
Multiple special-shaped pixel driver pipes corresponding to different colours optical filtering subelement.The driving capability and the abnormity of special-shaped pixel driver pipe
The glazed area of optical filtering subelement corresponding to pixel driver pipe is in inverse ratio.For example, note redgreenblue optical filtering subelement is saturating
Light area is respectively Sr, Sg and Sb, and the driving capability of the corresponding driving tube of note redgreenblue optical filtering subelement is respectively Dr, Dg
And Db, then have,
Further, the driving capability of driving tube is related to the length of driving tube conducting channel, therefore, in the present embodiment
The driving capability of the length adjustment abnormity pixel driver pipe of the conducting channel of the special-shaped pixel driver pipe of change can be passed through.
Optionally, in a kind of scene, the conduction of the driving capability of special-shaped pixel driver pipe and the abnormity pixel driver pipe
The length of channel is proportional, therefore, in an embodiment of the present embodiment, the length of the conducting channel of special-shaped pixel driver pipe
The glazed area of degree and optical filtering subelement corresponding to the abnormity pixel driver pipe is in inverse ratio.For example, referring to figure 4., note is red
The conducting channel 311r length of the corresponding special-shaped pixel drive unit of optical filtering subelement 111r is Lr, green filter subelement
The conducting channel 311g length of the corresponding special-shaped pixel drive unit of 111g is Lg, and blue filter subelement 111b's is corresponding
The conducting channel 311b length of special-shaped pixel drive unit is Lb, then has,
Optionally, in another scene, the driving capability of special-shaped pixel driver pipe and leading for the abnormity pixel driver pipe
The length of electric channel is in inverse ratio, therefore, in the another embodiment of the present embodiment, the conducting channel of special-shaped pixel driver pipe
Length and optical filtering subelement corresponding to the abnormity pixel driver pipe glazed area it is proportional.For example, referring to figure 5., note
The conducting channel 311r length of the corresponding special-shaped pixel drive unit of red filter subelement 111r is Lr, and green filter is single
The conducting channel 311g length of the corresponding special-shaped pixel drive unit of first 111g is Lg, the correspondence of blue filter subelement 111b
Special-shaped pixel drive unit conducting channel 311b length be Lb, then have,
Optionally, in the present embodiment, the width of the conducting channel of special-shaped pixel driver pipe is equal.
The present embodiment also provides a kind of pixel driver array, and pixel driver array includes special-shaped pixel drive unit, abnormity
Pixel drive unit is corresponding with the special-shaped filter unit of screen abnormity edge is located on colored optical filtering substrates, special-shaped filter unit
At least one of the optical filtering subelement of color glazed area be different from other colors optical filtering subelement glazed area.
Special-shaped pixel drive unit includes multiple special-shaped pixel driver pipes corresponding to different colours optical filtering subelement；Abnormity
The glazed area of optical filtering subelement corresponding to the driving capability of pixel driver pipe and the abnormity pixel driver pipe is in inverse ratio.
Optionally, in the present embodiment, pixel driver array further includes generic pixel driving unit, and generic pixel driving is single
First, light transmission of assorted optical filtering subelement in non-profiled filter unit corresponding with the non-profiled filter unit on colored optical filtering substrates
Area is identical.It include multiple generic pixel driving tubes corresponding to different colours optical filtering subelement in generic pixel driving unit.
For the light transmission capacity of special-shaped pixel and normal pixel, the driving capability and generic pixel of special-shaped pixel driver pipe are driven
The ratio of the driving capability of pipe, equal to the opening area of optical filtering subelement corresponding to the abnormity pixel driver pipe and common optical filtering
The ratio of the opening area of the optical filtering subelement of unit.For example, remembering redgreenblue optical filtering subelement in special-shaped filter unit
Glazed area is respectively Sr, Sg and Sb, and the glazed area of assorted optical filtering subelement is Sn in common filter unit, remembers that abnormity filters
The driving capability of the corresponding driving tube of redgreenblue optical filtering subelement is respectively Dr, Dg and Db, common filter unit in unit
The driving capability of the corresponding driving tube of middle colors optical filtering subelement is Dn, then has,
Fig. 6 is please referred to, the present embodiment also provides a kind of display equipment, and display equipment includes that pixel provided in this embodiment is driven
Dynamic array 30, the display equipment can also include backlight module 10, the first polaroid 20, pixel driver array 30, liquid crystal layer 40,
Colored optical filtering substrates 50 and the second polaroid 60, wherein backlight module 10, the first polaroid 20, pixel driver array 30, liquid
Crystal layer 40, colored optical filtering substrates 50 and the second polaroid 60 are cascading.
Optionally, in above-mentioned pixel driver array, the driving capability of special-shaped pixel driver pipe and the abnormity pixel driver
The length of the conducting channel of pipe is proportional；The length of the conducting channel of special-shaped pixel driver pipe and the abnormity pixel driver pipe institute are right
The glazed area for the optical filtering subelement answered is in inverse ratio.
Optionally, in above-mentioned pixel driver array, the driving capability of special-shaped pixel driver pipe and the abnormity pixel driver
The length of the conducting channel of pipe is in inverse ratio；The length of the conducting channel of special-shaped pixel driver pipe and the abnormity pixel driver pipe institute are right
The glazed area for the optical filtering subelement answered is proportional.
Optionally, in above-mentioned pixel driver array, the width of the conducting channel of special-shaped pixel driver pipe is equal.
To sum up, special-shaped pixel drive unit provided by the present application, pixel driver array and display equipment, according to special-shaped pixel
The glazed area of middle colors optical filtering subelement adjusts the driving capability of corresponding special-shaped pixel driver light, balances because colors filter
Light transmission capacity difference caused by subelement glazed area is different reduces colour cast when special-shaped pixel light emission.
In addition, each functional module in each embodiment of the application can integrate one independent portion of formation together
Point, it is also possible to modules individualism, an independent part can also be integrated to form with two or more modules.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above, the only various embodiments of the application, but the protection scope of the application is not limited thereto, it is any
Those familiar with the art within the technical scope of the present application, can easily think of the change or the replacement, and should all contain
Lid is within the scope of protection of this application.Therefore, the protection scope of the application shall be subject to the protection scope of the claim.
Claims (10)
1. a kind of abnormity pixel drive unit, which is characterized in that the abnormity pixel drive unit and colored optical filtering substrates are upper
Special-shaped filter unit in screen abnormity edge is corresponding, the optical filtering subelement of at least one of described abnormity filter unit color
Glazed area be different from other colors optical filtering subelement glazed area；
The abnormity pixel drive unit includes multiple special-shaped pixel driver pipes corresponding to different colours optical filtering subelement；It is described
The glazed area of optical filtering subelement corresponding to the driving capability of special-shaped pixel driver pipe and the abnormity pixel driver pipe is in inverse ratio.
2. abnormity pixel drive unit according to claim 1, which is characterized in that the driving of the abnormity pixel driver pipe
Ability and the length of the conducting channel of the abnormity pixel driver pipe are proportional；The length of the conducting channel of the abnormity pixel driver pipe
The glazed area of degree and optical filtering subelement corresponding to the abnormity pixel driver pipe is in inverse ratio.
3. abnormity pixel drive unit according to claim 1, which is characterized in that the driving of the abnormity pixel driver pipe
The length of the conducting channel of ability and the abnormity pixel driver pipe is in inverse ratio；The length of the conducting channel of the abnormity pixel driver pipe
It spends proportional with the glazed area of optical filtering subelement corresponding to the abnormity pixel driver pipe.
4. abnormity pixel drive unit according to claim 2 or 3, which is characterized in that the abnormity pixel driver pipe
The width of conducting channel is equal.
5. a kind of pixel driver array, which is characterized in that the pixel driver array includes special-shaped pixel drive unit, described different
Shape pixel drive unit is corresponding with the special-shaped filter unit of screen abnormity edge is located on colored optical filtering substrates, the abnormity filter
The glazed area of the optical filtering subelement of at least one of light unit color is different from the transparent surface of the optical filtering subelement of other colors
Product；
The abnormity pixel drive unit includes multiple special-shaped pixel driver pipes corresponding to different colours optical filtering subelement；It is described
The glazed area of optical filtering subelement corresponding to the driving capability of special-shaped pixel driver pipe and the abnormity pixel driver pipe is in inverse ratio.
6. pixel driver array according to claim 5, which is characterized in that the pixel driver array further includes common picture
Plain driving unit, the generic pixel driving unit is corresponding with the non-profiled filter unit on the colored optical filtering substrates, described
The glazed area of assorted optical filtering subelement in non-profiled filter unit is identical；It include corresponding in the generic pixel driving unit
In multiple generic pixel driving tubes of different colours optical filtering subelement；
The ratio of the driving capability of the driving capability and generic pixel driving tube of the abnormity pixel driver pipe, it is different to be equal to this
The opening area of the optical filtering subelement of the opening area and common filter unit of optical filtering subelement corresponding to image element driving tube
Ratio.
7. pixel driver array according to claim 6, which is characterized in that the driving capability of the abnormity pixel driver pipe
It is proportional with the length of the conducting channel of the abnormity pixel driver pipe；The length of the conducting channel of the abnormity pixel driver pipe with
The glazed area of optical filtering subelement corresponding to the abnormity pixel driver pipe is in inverse ratio.
8. pixel driver array according to claim 6, which is characterized in that the driving capability of the abnormity pixel driver pipe
Length with the conducting channel of the abnormity pixel driver pipe is in inverse ratio；The length of the conducting channel of the abnormity pixel driver pipe with
The glazed area of optical filtering subelement corresponding to the abnormity pixel driver pipe is proportional.
9. pixel driver array according to claim 7 or 8, which is characterized in that the conduction of the abnormity pixel driver pipe
The width of channel is equal.
10. a kind of display equipment, which is characterized in that the display equipment includes that claim 5-9 any one pixel is driven
Dynamic array.
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| CN107255884A (en) * | 2017-08-14 | 2017-10-17 | 厦门天马微电子有限公司 | A kind of special-shaped display panel and device |
| CN108983517A (en) * | 2018-07-17 | 2018-12-11 | 深圳市华星光电技术有限公司 | Pixel circuit and liquid crystal display panel |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115810325A (en) * | 2022-12-16 | 2023-03-17 | 信利(仁寿)高端显示科技有限公司 | A method for adjusting pixel light transmittance of special-shaped screen and special-shaped screen |
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