CN105529353A - Display and pixel structure therefor - Google Patents
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- CN105529353A CN105529353A CN201510990790.7A CN201510990790A CN105529353A CN 105529353 A CN105529353 A CN 105529353A CN 201510990790 A CN201510990790 A CN 201510990790A CN 105529353 A CN105529353 A CN 105529353A
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
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Abstract
The invention relates to a display and a pixel structure therefor. The pixel structure comprises a plurality of pixel units, wherein the plurality of pixel units are arranged in the longitudinal direction and the transverse direction along straight lines to form one or more rows of pixel unit groups; each pixel unit comprises a first sub-pixel, a second sub-pixel and a third sub-pixel; the pixel units are squares; each first sub-pixel is located in a middle region of each pixel unit; each second sub-pixel and each third sub-pixel are polygons with gaps; each gap is toward each first sub-pixel; one of each second sub-pixel and each third sub-pixel comprises an outer side; the outer side of each second sub-pixel and the outer side of each third sub-pixel are overlapped with two adjacent edges of each pixel unit; and a gap is formed between each second sub-pixel and each third sub-pixel. The pixel structure and the display have high-display PPI; and the display PPI can reach over 600.
Description
Technical field
The present invention relates to display technology field, particularly relate to a kind of dot structure and the display with this dot structure.
Background technology
Based on OLED (OrganicLight-EmittingDiode, Organic Light Emitting Diode) Display Technique be a kind of self-luminous Display Technique, it has, and driving voltage is low, visual angle is wide, efficiency is high, fast response time, easily realize the wall-hanging display of Panchromatic great-arear and Flexible Displays lamp feature.
In the application, the requirement of user to display resolution is more and more higher.Resolution can adopt PPI (PixelsPerInch, the number of pixels that per inch has) to characterize, and PPI is relevant with pixel arrangement structure.
Usually, adopt evaporation film-forming technology through fine metal mask plate (finemetalmask, FMM) on array base palte, corresponding location of pixels forms organic emitting components, due to the restriction of the masksheet wet-etching technology processing procedure of evaporation FMM, the display PPI of traditional OLED display is not generally very high, and the OLED display screen making high display PPI is closely related with FMM, and FMM is relevant with the arrangement mode of pixel and pixel arrangement.
Summary of the invention
Based on this, be necessary, for the problem of the display PPI how improving display, to provide a kind of display and dot structure thereof.
A kind of dot structure, comprise multiple pixel cell, described multiple pixel cell is in longitudinal direction and transversely all linearly arrange, form the pixel cell group of a line or multirow, described pixel cell comprises first sub-pixel, two the second sub-pixels and two the 3rd sub-pixels, wherein, described pixel cell is square, described first sub-pixel is positioned at the region, middle of described pixel cell, described second sub-pixel is symmetrically arranged and is positioned at the first upper and lower both sides of sub-pixel, and described two the 3rd sub-pixels are symmetrically arranged and are positioned at the first sub-pixel left and right sides.
Wherein in an embodiment, described second sub-pixel is identical in the 3rd sub-pixel shape, and described shape is for offering polygon jaggy, and described breach is towards described first sub-pixel.
Wherein in an embodiment, described second sub-pixel and the 3rd sub-pixel include one article of outside, the outside of described second sub-pixel and the outside of described 3rd sub-pixel overlapping with the outside of the second sub-pixel corresponding to adjacent pixel unit and the 3rd sub-pixel respectively.
Wherein in an embodiment, between described second sub-pixel and the pixel of the 3rd, be provided with space.
Wherein in an embodiment, described first sub-pixel is blue pixel, described second sub-pixel red pixel, and described 3rd sub-pixel is green pixel.
Wherein in an embodiment, the number of described second sub-pixel and described 3rd sub-pixel is two, described two the second sub-pixels are symmetrically arranged, and described two the 3rd sub-pixels are symmetrically arranged, and described second sub-pixel is identical with the shape of described 3rd sub-pixel.
Wherein in an embodiment, the shape of described first sub-pixel is circular.
Wherein in an embodiment, described second sub-pixel and described 3rd sub-pixel all also comprise two articles of inner edges and one article of arc-shaped edges, described arc-shaped edges is relative with described outside, and described two inner edges connect described outside and described arc-shaped edges, and described two inner edges are symmetric.
Wherein in an embodiment, the shape of described first sub-pixel is square.
Wherein in an embodiment, the shape of described second sub-pixel and described 3rd sub-pixel is polygon, described polygon is made up of isosceles trapezoid and two right-angled trapezium, described two right-angled trapezium are all positioned at the side of the upper base of described isosceles trapezoid, described two right-angled trapezium are symmetric, and the hypotenuse of described right-angled trapezium is on same straight line with the waist of described isosceles trapezoid respectively.
A kind of display, comprises above-mentioned dot structure.
Aforementioned display device, owing to adopting above-mentioned dot structure and corresponding arrangement, it has high display PPI, can reach more than 600PPI.
Above-mentioned dot structure, comprise multiple pixel cell, the first sub-pixel in pixel cell is positioned at the region, middle of pixel cell, the number of the second sub-pixel and the 3rd sub-pixel is two, second sub-pixel is identical with the shape of the 3rd sub-pixel, and two the second sub-pixels are symmetric, two the 3rd sub-pixels are symmetric, second sub-pixel and the 3rd sub-pixel include one article of outside again, the outside of the second sub-pixel and the 3rd sub-pixel respectively with article adjacent imbricate of two in pixel cell, space is had between second sub-pixel and the 3rd sub-pixel, thus when multiple pixel cell is in longitudinal direction and when transversely all linearly arranging, the second sub-pixel in adjacent pixel cell is adjacent, the 3rd sub-pixel in adjacent pixel cell is adjacent, thus the second sub-pixel (or the 3rd sub-pixel) the same opening that can share on mask plate makes, therefore, volume polygonal hole that adjacent pixel cell can share on fine metal mask plate forms respective monochromatic luminescence unit simultaneously, therefore the size of single pixel cell is also less, thus improve display PPI.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the dot structure of one embodiment of the invention;
Fig. 2 is the structural representation of the pixel cell shown in Fig. 1;
Fig. 3 is the structural representation of the first sub-pixel mask plate shown in Fig. 1;
Fig. 4 is the structural representation of the second sub-pixel mask plate shown in Fig. 1;
Fig. 5 is the structural representation of the 3rd sub-pixel mask plate shown in Fig. 1.
Embodiment
As shown in Figure 1, the dot structure 10 of an embodiment comprises multiple pixel cell 100, and pixel cell 100 linearly arranges in the horizontal, form multirow pixel cell group, and pixel cell 100 linearly arranges in the vertical, forms multiple row pixel cell group.Pixel cell 100 comprises the first sub-pixel 110, second sub-pixel 120 and the 3rd sub-pixel 130.
Shown in 2, in the present embodiment, pixel cell 100 is in square, it comprises first sub-pixel 110, two the second sub-pixels 120 and two the 3rd sub-pixels 130, two the second sub-pixels 120 and two the 3rd sub-pixels 130 lay respectively at four limits of pixel cell 100, first sub-pixel 110 is positioned at the region, middle of pixel cell 100, as can be seen from the figure, two the second sub-pixels 120 are symmetric, two the 3rd sub-pixels 130 are symmetric, second sub-pixel 120 and the 3rd sub-pixel 130 are arranged around the first sub-pixel 110, and there is no overlap between the second sub-pixel 120 and the 3rd sub-pixel 130, there is space between the two.
Second sub-pixel 120 and the 3rd sub-pixel 130 are polygon, and the second sub-pixel 120 and the 3rd sub-pixel 130 comprise one article of outside 121 and outside 131 respectively, outside 121 and outside 131 respectively with the adjacent imbricate of two in pixel cell 100.In addition, the second sub-pixel 120 and the 3rd sub-pixel 130 all offer breach, and this breach is towards the first sub-pixel 110.
In the present embodiment, the shape of the first sub-pixel 110 is circular, and be positioned at the region, middle of pixel cell 100, second sub-pixel 120 further comprises two inner edges 122,123 and arc-shaped edges 124, arc-shaped edges 124 is relative with outside 121, article two, inner edge 122,123 connects outside 121 and arc-shaped edges 124, and two inner edges 122,123 are symmetric.Similarly, 3rd sub-pixel 130 is identical with the shape of the second sub-pixel 120,3rd sub-pixel 130 also further comprises two articles of inner edges 132,133 and arc-shaped edges 134, arc-shaped edges 134 is relative with outside 131, article two, inner edge 132,133 connects outside 131 and arc-shaped edges 134, and two inner edges 132,133 are symmetric.
Referring again to Fig. 1, in dot structure 10, transversely, the second sub-pixel 120 in adjacent pixel cell 100 is adjacent, and the 3rd sub-pixel 130 in adjacent pixel cell 100 is also adjacent, similarly, in longitudinal direction, the second sub-pixel 120 in adjacent pixel cell 100 is adjacent, and the 3rd sub-pixel 130 in adjacent pixel cell 100 is also adjacent, thus minimizing causes because of the color difference of the adjacent sub-pixel in adjacent pixel unit the larger problem that interspaces in advance.
In the present embodiment, the first sub-pixel 110 is blue pixel, and the second sub-pixel 120 is red pixel, and the 3rd sub-pixel 130 is green pixel.In other embodiments, the coloured light of sub-pixel also can exchange, only need meet following condition: the color of the first sub-pixel 110, second sub-pixel 120 and the 3rd sub-pixel 130 is different, and is respectively the one in red pixel, green pixel and blue pixel.
Fig. 3 shows the structural representation of the technology mask plate of slot (groove) the formula opening of blue pixel, mask plate opening corresponding to blue pixel is circular, the mode such as etching, laser machine electroforming can be adopted to make, adopt circular mask plate opening, the difficulty that blue pixel mask plate makes can be reduced.Fig. 4 and Fig. 5 respectively illustrates the structural representation of the technology mask plate of slot (groove) the formula opening of red pixel and green pixel, red pixel and mask plate opening corresponding to green pixel are polygonal shape, as can be seen from the figure, the mask plate opening of adjacent pixel unit 100 pools together, thus the perforate of mask plate is increased, reduce the manufacture difficulty of mask plate, improve the reliability of mask plate.
In addition, two adjacent sub-pixel evaporations do not need to blank in advance, improve display PPI keeping the aperture opening ratio of mask plate simultaneously, also improve the slight of mask plate and product yield to a certain extent, and the mask plate opening of red pixel and green pixel has interval, thus ensure use and the cleaning strength of mask plate.
In another embodiment, the shape of the first sub-pixel 110 is square, the shape of the second sub-pixel 120 and the 3rd sub-pixel 130 is polygon, this polygon is made up of isosceles trapezoid and two right-angled trapezium, two right-angled trapezium are all positioned at the side of the upper base of isosceles trapezoid, two right-angled trapezium are symmetric, and the hypotenuse of two right-angled trapezium is on same straight line with two waists of isosceles trapezoid respectively.
Above-mentioned dot structure 10, comprise multiple pixel cell 100, the first sub-pixel 110 in pixel cell 100 is positioned at the region, middle of pixel cell 110, the number of the second sub-pixel 120 and the 3rd sub-pixel 130 is two, second sub-pixel 120 is identical with the shape of the 3rd sub-pixel 130, and two the second sub-pixels 120 are symmetric and are positioned at the first sub-pixel about 120 both sides, two the 3rd sub-pixels 130 are symmetric and are positioned at second sub-pixel 120 left and right sides, second sub-pixel 120 and the 3rd sub-pixel equal 130 comprise one article of outside again, the outside of the second sub-pixel 120 and the 3rd sub-pixel 130 respectively with article adjacent imbricate of two in pixel cell 100, space is had between second sub-pixel 120 and the 3rd sub-pixel 130, thus when multiple pixel cell 100 is in longitudinal direction and when transversely all linearly arranging, the second sub-pixel 120 in adjacent pixel cell 100 is adjacent, the 3rd sub-pixel 130 in adjacent pixel cell 100 is adjacent, thus the second sub-pixel 120 (or the 3rd sub-pixel 13) same opening that can share on mask plate makes, therefore, volume polygonal hole that adjacent pixel cell 100 can share on fine metal mask plate forms respective monochromatic luminescence unit simultaneously, therefore the size of single pixel cell is also less, thus improve display PPI.
The display of one embodiment comprises above-mentioned dot structure 10.In the present embodiment, this display is organic light emitting display, adopts the organic light emitting display resolution of above-mentioned dot structure 10 high, and its display PPI can reach more than 600.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this specification is recorded.
The above embodiment only have expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but can not therefore be construed as limiting the scope of the patent.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a dot structure, comprise multiple pixel cell, described multiple pixel cell is in longitudinal direction and transversely all linearly arrange, form the pixel cell group of a line or multirow, described pixel cell comprises first sub-pixel, two the second sub-pixels and two the 3rd sub-pixels, it is characterized in that, described pixel cell is square, described first sub-pixel is positioned at the region, middle of described pixel cell, described second sub-pixel is symmetrically arranged and is positioned at the first upper and lower both sides of sub-pixel, described two the 3rd sub-pixels are symmetrically arranged and are positioned at the first sub-pixel left and right sides.
2. dot structure according to claim 1, is characterized in that, described second sub-pixel is identical in the 3rd sub-pixel shape, and described shape is for offering polygon jaggy, and described breach is towards described first sub-pixel.
3. dot structure according to claim 1, it is characterized in that, described second sub-pixel and the 3rd sub-pixel include one article of outside, the outside of described second sub-pixel and the outside of described 3rd sub-pixel overlapping with the outside of the second sub-pixel corresponding to adjacent pixel unit and the 3rd sub-pixel respectively.
4. dot structure according to claim 1, is characterized in that, is provided with space between described second sub-pixel and the pixel of the 3rd.
5. dot structure according to claim 3, is characterized in that, described first sub-pixel is blue pixel, described second sub-pixel red pixel, and described 3rd sub-pixel is green pixel.
6. dot structure according to claim 5, is characterized in that, the shape of described first sub-pixel is circular.
7. dot structure according to claim 6, it is characterized in that, described second sub-pixel and described 3rd sub-pixel all also comprise two articles of inner edges and one article of arc-shaped edges, described arc-shaped edges is relative with described outside, described two inner edges connect described outside and described arc-shaped edges, and described two inner edges are symmetric.
8. dot structure according to claim 5, is characterized in that, the shape of described first sub-pixel is square.
9. dot structure according to claim 8, it is characterized in that, the shape of described second sub-pixel and described 3rd sub-pixel is polygon, described polygon is made up of isosceles trapezoid and two right-angled trapezium, described two right-angled trapezium are all positioned at the side of the upper base of described isosceles trapezoid, described two right-angled trapezium are symmetric, and the waist of the hypotenuse of described right-angled trapezium and described isosceles trapezoid is on same straight line.
10. a display, is characterized in that, comprises dot structure as claimed in any one of claims 1-9 wherein.
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| CN201510990790.7A CN105529353A (en) | 2015-12-25 | 2015-12-25 | Display and pixel structure therefor |
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| CN108231856A (en) * | 2018-01-12 | 2018-06-29 | 京东方科技集团股份有限公司 | Pixel defining layer, display panel and display device |
| CN108538903A (en) * | 2018-05-21 | 2018-09-14 | 京东方科技集团股份有限公司 | Display device, display panel, dot structure and mask plate |
| CN109427851A (en) * | 2017-08-31 | 2019-03-05 | 昆山国显光电有限公司 | Dot structure, OLED display screen and vapor deposition mask plate |
| WO2019134363A1 (en) * | 2018-01-02 | 2019-07-11 | Boe Technology Group Co., Ltd. | Pixel arrangement structure and related apparatus |
| WO2019153841A1 (en) * | 2018-02-09 | 2019-08-15 | Boe Technology Group Co., Ltd. | Pixel layout structure, metal mask, and display apparatus |
| CN110137208A (en) * | 2018-02-09 | 2019-08-16 | 京东方科技集团股份有限公司 | A kind of pixel arrangement structure, high-precision metal mask plate and display device |
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