CN106449710A - Pixel structure and OLED display panel having same - Google Patents
Pixel structure and OLED display panel having same Download PDFInfo
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- CN106449710A CN106449710A CN201610932723.4A CN201610932723A CN106449710A CN 106449710 A CN106449710 A CN 106449710A CN 201610932723 A CN201610932723 A CN 201610932723A CN 106449710 A CN106449710 A CN 106449710A
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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
- H10K59/30—Devices specially adapted for multicolour light emission
- H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
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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
- H10K59/30—Devices specially adapted for multicolour light emission
- H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
- H10K59/353—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels characterised by the geometrical arrangement of the RGB subpixels
Abstract
The invention provides a pixel structure and an OLED display panel having the pixel structure. The pixel structure comprises a plurality of pixel units in array arrangement. Each pixel unit comprises a first sub-pixel, a second sub-pixel and a third sub-pixel, the colors of which are different. The first sub-pixels and the second sub-pixels are arranged in one line (row); and the third sub-pixels are arranged in other line (row). At least one color of sub-pixel is shared by adjacent two pixel units, thereby reducing pixel circuits; under the condition of same size of connection bridges, the size of each evaporation opening in an evaporation mask plate is enlarged, thereby increasing area of luminous zones of the sub-pixels; or the size of each connection bridge on the evaporation mask plate is increased, and difficulty of mask plate manufacturing process and evaporation process is reduced.
Description
Technical field
The present invention relates to display technology field, particularly to a kind of dot structure and the OLED that comprises this dot structure shows
Show panel.
Background technology
OLED (Organic Light-Emitting Diode, Organic Light Emitting Diode) is active luminescent device.With biography
System LCD (Liquid Crystal Display, liquid crystal display) display mode compare, OLED Display Technique without backlight,
There is self luminous characteristic.OLED adopts relatively thin organic material film laye and glass substrate, when there being electric current to pass through, organic material
Will light.Therefore OLED display panel can save significantly on electric energy, can be made lighter and thinner, than LCD display panel tolerance
The temperature change of wider range, and visible angle is bigger.OLED display panel is expected to become the flat board of future generation after LCD
Display Technique, is one of the most technology that receive publicity in current flat panel display.
The colorization method of OLED screen body has many kinds, now more ripe and successful volume production OLED colorization skill
Art is mainly OLED evaporation coating technique, and it adopts traditional RGB Stripe (RGB stripe shape) arrangement mode to be deposited with.Wherein picture
The mode of effect most preferably side-by-side (juxtaposition).Side-by-side mode is in pixel (Pixel) scope
Inside there are three sub-pixels (sub-pixel) of red, green, blue (R, G, B), each sub-pixel is all in tetragon, and each has independence
Organic light emission components and parts, it be using evaporation film-forming technology pass through fine metal mask version (Fine Metal Mask,
FMM) on array (array) substrate, corresponding location of pixels forms organic emitting components, described fine metal mask version
Often referred to simply as metal mask version or evaporation mask plate.Make high PPI (Pixel Per Inch, the pixel that per inch is had
Number) the technology of OLED display panel focus on fine and the FMM of good mechanical stability and the row of pixel (sub-pixel)
Mode for cloth.
Figure 1A is a kind of pixel arrangement schematic diagram of OLED display panel in prior art.As shown in Figure 1A, this OLED shows
Show that panel adopts the juxtaposed mode of pixel, each pixel cell Pixel include R subpixel area 101, G sub-pixel region 103 with
And B subpixel area 105, wherein, R subpixel area 101 includes R luminous zone 102 and R non-light-emitting area (non-label), the sub- picture of G
Plain region 103 includes G luminous zone 104 and G non-light-emitting area (non-label), B subpixel area 105 include B luminous zone 106 and
B non-light-emitting area (non-label).The region of R, G, B sub-pixel shown in Figure 1A and luminous zone area are equal respectively, and R, G, B
Pixel is arranged in a linear.Specifically, in the luminous zone of each subpixel area, including negative electrode, anode and electroluminescence layer
(also known as organic emission layer), wherein, electroluminescence layer is located between negative electrode and anode, for producing predetermined color light with reality
Now show.In preparing prior art during display floater, it usually needs using three evaporation process with respectively in corresponding color picture
Form the electroluminescence layer of corresponding color (red, green or blue) in the luminous zone in plain region.
OLED display panel shown in Figure 1A is generally deposited with using FMM shown in Figure 1B, and this kind of FMM includes blocked area
107 and several be deposited with openings 108, the blocked areas between adjacent two evaporation openings 108 of same row are referred to as cross structure
(bridge).During in order to avoid evaporation, capture-effect is produced to sub-pixel, must keep between sub-pixel and bridge enough away from
From this results in the upper and lower length reduction of sub-pixel, and have impact on the aperture opening ratio of each sub-pixel.With user, OLED is shown
Show the demand more and more higher of panel resolution, the design that the juxtaposed mode of this rgb pixel can not meet the high PPI of product will
Ask.
Fig. 2A is the pixel arrangement schematic diagram of another kind of OLED display panel in prior art.As shown in Figure 2 A, each picture
Plain unit Pixel includes R subpixel area 201, G sub-pixel region 203 and B subpixel area 205, wherein, R sub-pixel area
Domain 201 includes R luminous zone 202 and R non-light-emitting area, and G sub-pixel region 203 includes G luminous zone 204 and G non-light-emitting area, B
Subpixel area 205 includes B luminous zone 206 and B non-light-emitting area.
Fig. 2 B is the schematic diagram of the FMM corresponding to the R sub-pixel of Fig. 2A or G sub-pixel, this FMM include blocked area 207 with
And evaporation opening 208.Fig. 2 C corresponds to the schematic diagram of the FMM of B sub-pixel of Fig. 2A, and this FMM includes blocked area 209 and steams
Plating opening 210.In this kind of pixel arrangement mode, pixel does periodicity level and vertical translation defines the pixel battle array of row and column
Row.The aperture pitch of the red evaporation mask plate corresponding with green sub-pixels is relatively large, can realize to a certain extent
High PPI shows.But, the result of above-mentioned pixel period arrangement so that the B sub-pixel in pel array forms straight line arrangement,
Because FMM makes the restriction of ability, there is certain requirement (Bridge must reach certain size) for Bridge, have impact on
The lifting further of B sub-pixel aperture opening ratio.
Fig. 3 is the pixel arrangement schematic diagram of another OLED display panel in prior art.As shown in figure 3, each pixel
Unit includes R sub-pixel, G sub-pixel and B sub-pixel, and, adjacent two pixel cell specular rows on line direction
Row, meanwhile, adjacent two pixel cells on column direction are also specular arrangement, and this kind of arrangement is also known as V-delta
Pixel arrangement.However, applicant's research finds, in this kind of arrangement mode, each pixel cell is still to comprise three different colours
Sub-pixel, image element circuit is more.And, the non-light-emitting area between adjacent R sub-pixel or between adjacent G sub-pixel takies
Certain area, limits the raising further of PPI.Additionally, B sub-pixel is rectangle structure, the evaporation of evaporation mask plate is opened
Mouth is longer in the longitudinal direction, and metal strip is easily affected evaporation mask plate by magnet plate magnetic line of force direction in use
And deform, cause different colours material between sub-pixel mutually to pollute and colour mixture, the production yield of product is relatively low, and, this kind of steaming
The also easily impaired deformation in use, cleaning and management process of plating mask plate, recycling rate of waterused is not high, because evaporation mask plate
High cost, the screen body cost making in this way is also higher.
Content of the invention
It is an object of the invention to provide a kind of dot structure and OLED display panel, to solve to exist in prior art
Problem.
For solving above-mentioned technical problem, the present invention provides a kind of dot structure, including the pixel cell of multiple array arrangements,
Each pixel cell includes the first different sub-pixel of color, the second sub-pixel and the 3rd sub-pixel；Described first sub-pixel and
, in string, described 3rd pixel arrangement is in another row for second pixel arrangement；Or, described first sub-pixel and the second sub- picture
Element is arranged in a line, and described 3rd pixel arrangement is in another row；Wherein, the sub-pixel of at least one color is by adjacent two
Individual pixel cell shares.
Optionally, a kind of sub-pixel of color is to be shared by adjacent two pixel cells on line direction or column direction；
Or, the sub-pixel of two kinds of colors is to be shared by adjacent two pixel cells on line direction or column direction；Or, Yi Zhongyan
The sub-pixel of color is to be shared by adjacent two pixel cells on line direction, and the sub-pixel of another kind of color is by column direction
Two adjacent pixel cells share.
Optionally, with adjacent two pixel cells in a line as pixel groups, two in same pixel groups picture
Plain unit specular, the pixel cell specular of adjacent rows in same row, and, with sets of adjacent pixels in a line
First sub-pixel and the second sub-pixel are staggered；Or, adjacent two pixel cells in same row as pixel groups,
Two pixel cell specular in same pixel groups, with the pixel cell specular of two row adjacent in a line, and, with
The first sub-pixel in sets of adjacent pixels on string and the second sub-pixel are staggered.
Optionally, the first sub-pixel of four adjacent pixel cells is using same first sub-pixel on evaporation mask plate
Evaporation opening is formed, and the first sub-pixel evaporation opening being deposited with mask plate staggers arrangement；And/or, adjacent four pixels
Second sub-pixel of unit is formed using the second sub-pixel evaporation opening same on evaporation mask plate, and is deposited with mask plate
Second sub-pixel evaporation opening staggers arrangement.
Optionally, described first sub-pixel is green sub-pixels, and described second sub-pixel is red sub-pixel, the described 3rd
Sub-pixel is blue subpixels.
According to the another side of the present invention, provide a kind of OLED display panel, including the dot structure described in as above any one.
Compared with prior art, the present invention has the advantages that：
First, in the sub-pixel of three kinds of colors of each pixel cell, the sub-pixel of at least one color is by adjacent
Two pixel cells share, i.e. by two sub- potting gum of the adjacent same color of V-delta pixel arrangement be one
Sub-pixel, shares for two adjacent pixel cells.Consequently, it is possible to decrease the quantity of image element circuit, and, can be in identical company
In the case of connecing bridge size, increase the size that opening is deposited with evaporation mask plate, thus increasing the area of the luminous zone of sub-pixel,
Or, increase the size of cross structure on evaporation mask plate, reduce mask plate processing technology and the difficulty of evaporation process.Further
, after the 3rd adjacent sub-pixel is merged, the distance between the 3rd adjacent sub-pixel can increase, and FMM can use Slot side
Formula makes, and reduces the difficulty of evaporation mask plate processing technology, and can increase the intensity of evaporation mask plate so as in use
It is unlikely to deform.
In addition, with the pixel cell of two adjacent in a line as pixel groups, two in same pixel groups picture
Plain unit specular, in same row, the pixel cell of adjacent rows is also specular, due to two in same pixel groups
Pixel cell specular, in same row, the pixel cell of adjacent rows is also specular.So so that adjacent rows and phase
Same color sub-pixels next-door neighbour's arrangement of four pixel cells in adjacent two row, the first sub-pixel of adjacent four pixel cells
Can be formed using the first sub-pixel evaporation opening same on evaporation mask plate, in the same manner, the second of adjacent four pixel cells
Sub-pixel can be formed using the second sub-pixel evaporation opening same on evaporation mask plate, and the 3rd of adjacent four pixel cells the
Sub-pixel may also be employed same 3rd sub-pixel evaporation opening on evaporation mask plate and formed, and can increase sub-pixel further
The area of luminous zone or the difficulty of reduction mask plate processing technology and evaporation process.And, with sets of adjacent pixels in a line
First sub-pixel and the second sub-pixel are staggered, advantageously reduce evaporation mask plate processing technology and the difficulty of evaporation process,
The intensity increasing evaporation mask plate is so as to be unlikely to deform in use.
Brief description
Figure 1A is a kind of pixel arrangement schematic diagram of OLED display panel in prior art.
Figure 1B is a kind of schematic diagram of FMM of corresponding Figure 1A.
Fig. 2A is the pixel arrangement schematic diagram of another kind of OLED display panel in prior art.
Fig. 2 B is the R of corresponding Fig. 2A or the schematic diagram of the FMM of G sub-pixel.
Fig. 2 C is the schematic diagram of the FMM of B sub-pixel of corresponding Fig. 2A.
Fig. 3 is the pixel arrangement schematic diagram of another OLED display panel in prior art.
Fig. 4 A is the first pixel arrangement schematic diagram of the embodiment of the present invention one.
Fig. 4 B is the second pixel arrangement schematic diagram of the embodiment of the present invention one.
Fig. 5 A is the first pixel arrangement schematic diagram of the embodiment of the present invention two.
Fig. 5 B is the second pixel arrangement schematic diagram of the embodiment of the present invention two.
Fig. 6 A is the first pixel arrangement schematic diagram of the embodiment of the present invention three.
Fig. 6 B is the second pixel arrangement schematic diagram of the embodiment of the present invention three
Fig. 7 A is the first pixel arrangement schematic diagram of the embodiment of the present invention four.
Fig. 7 B is the second pixel arrangement schematic diagram of the embodiment of the present invention four.
Fig. 7 C is the third pixel arrangement schematic diagram of the embodiment of the present invention four.
Fig. 8 A is the first pixel arrangement schematic diagram of the embodiment of the present invention five.
Fig. 8 B is the second pixel arrangement schematic diagram of the embodiment of the present invention five.
Fig. 8 C is the third pixel arrangement schematic diagram of the embodiment of the present invention five.
Fig. 9 A is the first pixel arrangement schematic diagram of the embodiment of the present invention six.
Fig. 9 B is the second pixel arrangement schematic diagram of the embodiment of the present invention six.
Fig. 9 C is the schematic diagram of the FMM of the first sub-pixel of corresponding diagram 9A or the second sub-pixel.
Figure 10 A is the first pixel arrangement schematic diagram of the embodiment of the present invention seven.
Figure 10 B is the second pixel arrangement schematic diagram of the embodiment of the present invention seven.
Figure 10 C is the third pixel arrangement schematic diagram of the embodiment of the present invention seven.
Figure 11 A is the first pixel arrangement schematic diagram of the embodiment of the present invention eight.
Figure 11 B is the second pixel arrangement schematic diagram of the embodiment of the present invention eight.
Figure 12 A is the first pixel arrangement schematic diagram of the embodiment of the present invention nine.
Figure 12 B is the second pixel arrangement schematic diagram of the embodiment of the present invention nine.
Figure 13 A is the first pixel arrangement schematic diagram of the embodiment of the present invention ten.
Figure 13 B is the second pixel arrangement schematic diagram of the embodiment of the present invention ten.
Specific embodiment
The core concept of the present invention is, provides a kind of dot structure of OLED display panel, in each pixel cell
In the sub-pixel of three kinds of colors, the sub-pixel of at least one color is to be shared by two adjacent pixel cells, i.e. by V-
In delta pixel arrangement structure, adjacent and same color two sub- potting gum are a sub-pixel, for two adjacent pictures
Plain units shared, reduces image element circuit, and it is possible in the case of identical cross structure size, increasing and steam on evaporation mask plate
The size of plating opening, thus increasing the area of the luminous zone of sub-pixel, or, increase the size of cross structure on evaporation mask plate,
Reduce mask plate processing technology and the difficulty of evaporation process.Further, after adjacent 3rd sub-pixel being merged, adjacent the
The distance between three sub-pixels can increase, and FMM available slot (slot) mode makes, and reduces the difficulty of evaporation mask plate processing technology
Degree, and the intensity of evaporation mask plate can be increased so as to be unlikely to deform in use, increase the life-span of FMM, reduces cost.
In addition, with the pixel cell of two adjacent in a line as pixel groups, two in same pixel groups picture
Plain unit specular, in same row, the pixel cell of adjacent rows is also specular, due to two in same pixel groups
Pixel cell specular is arranged, and in same row, the pixel cell of adjacent rows is also specular.So so that adjacent rows
And same color sub-pixels next-door neighbour's arrangement of four pixel cells in adjacent two row, the first son of adjacent four pixel cells
Pixel is formed using the first sub-pixel evaporation opening same on evaporation mask plate, in the same manner, the of adjacent four pixel cells
Two sub-pixels are formed using the second sub-pixel evaporation opening same on evaporation mask plate, and the 3rd of adjacent four pixel cells the
Sub-pixel is formed using the 3rd sub-pixel evaporation opening same on evaporation mask plate, can increase the luminous of sub-pixel further
The area in area or the difficulty of reduction mask plate processing technology and evaporation process.And, with first in sets of adjacent pixels in a line
Sub-pixel and the second sub-pixel are staggered, advantageously reduce evaporation mask plate processing technology and the difficulty of evaporation process, increase
The intensity of evaporation mask plate.
Detailed further to dot structure proposed by the present invention, OLED display panel work below in conjunction with the drawings and specific embodiments
Describe in detail bright.According to following explanation and claims, advantages and features of the invention will become apparent from.It should be noted that, accompanying drawing is equal
In the form of very simplification and all using non-accurately ratio, only in order to conveniently, lucidly to aid in illustrating the embodiment of the present invention
Purpose.
Embodiment one
The present embodiment provides a kind of dot structure of OLED display panel, including the pixel cell of multiple array arrangements, often
Individual pixel cell includes the first different sub-pixel 401 of color, the second sub-pixel 402 and the 3rd sub-pixel 403, described first son
Pixel 401 and the second sub-pixel 402 are arranged in string, and described 3rd sub-pixel 403 is arranged in another row.
Wherein, each sub-pixel all includes luminous zone (viewing area) and non-light-emitting area (non-display area), each sub-pixel
Luminous zone includes negative electrode, anode and electroluminescence layer (organic emission layer), described electroluminescence layer be located at negative electrode and anode it
Between, for producing predetermined color light to realize showing.Typically require using three evaporation process with respectively in corresponding color picture
Form the electroluminescence layer of corresponding color (as red, green or blue) in the luminous zone in plain region.In the present embodiment, the first son
Pixel 401 is green (G) sub-pixel, and the second sub-pixel 402 is red (R) sub-pixel, and the 3rd sub-pixel 403 is blue (B) son
Pixel；Therefore, the first sub-pixel 401 includes G luminous zone and G non-light-emitting area, and includes organic for launching green glow
Penetrate layer；Second sub-pixel 402 includes R luminous zone and R non-light-emitting area, and includes the organic emission layer for launching HONGGUANG；
3rd sub-pixel 403 includes B luminous zone and B non-light-emitting area, and includes the organic emission layer for launching blue light.
In the present embodiment, merge with color identical sub-pixel a kind of in adjacent two pixel cells in a line, merge
This sub-pixel afterwards supplies two adjacent pixel cells to share.
Fig. 4 A is the first pixel arrangement schematic diagram of the present embodiment.As shown in Figure 4 A, the 3rd sub-pixel 403 (the i.e. sub- picture of B
Element) it is that adjacent two pixel cells 400a, 400b in same a line share.Specifically, the first sub-pixel 401, the second sub-pixel
402 and the 3rd sub-pixel 403 be square, i.e. by B sub-pixel merge after also reduce its size in a column direction, by
Rectangle of the prior art is adjusted to square, and so evaporation mask plate can be in the way of this adopts slot, it is possible to decrease evaporation
The difficulty of mask plate processing technology, increases the intensity of evaporation mask plate.And, B sub-pixel human eye sensitivity is relatively low, size
After diminishing on visual effect impact less.
Fig. 4 B is the second pixel arrangement schematic diagram of the present embodiment.As shown in Figure 4 B, the second sub-pixel 402 (i.e. sub- picture of R
Element) it is that adjacent two pixel cell 400a and 400b in same a line share.It is of course also possible to be the first sub-pixel 401 (i.e. G
Sub-pixel) it is that adjacent two pixel cell 400a and 400b in same a line share.
Embodiment two
The present embodiment is with the difference of embodiment one, and it is that a kind of sub-pixel of color merges altogether in a column direction
With.
Fig. 5 A is the first pixel arrangement schematic diagram of the present embodiment.As shown in Figure 5A, the second sub-pixel 402 (i.e. sub- picture of R
Element) share for adjacent two pixel cell 400a and 400b in same row.Described first sub-pixel 401 is square, described
Second sub-pixel 402 and the 3rd sub-pixel 403 are rectangle.
Fig. 5 B is the second pixel arrangement schematic diagram of the present embodiment.As shown in Figure 5 B, the 3rd sub-pixel 403 (the i.e. sub- picture of B
Element) share for adjacent two pixel cell 400a and 400b in same row.Described first sub-pixel 401 and the second sub-pixel
402 is square, and described 3rd sub-pixel 403 is rectangle.Further, described 3rd sub-pixel 403 and adjacent rows
Second sub-pixel 402 is arranged point-blank.
Embodiment three
The present embodiment is with the difference of embodiment one, and it is that the sub-pixel of two kinds of colors merges altogether in the row direction
With.
Fig. 6 A is the first pixel arrangement schematic diagram of the present embodiment.As shown in Figure 6A, the first sub-pixel 401 (i.e. sub- picture of G
Element) and the second sub-pixel 402 (i.e. R sub-pixel) to be adjacent two pixel cells 400a, 400b in same a line shared.Described
First sub-pixel 401, the second sub-pixel 402 and the 3rd sub-pixel 403 are rectangle.Described first sub-pixel the 401, second son
The minor face of pixel 402 is parallel to each other with the long side of the 3rd sub-pixel 403.
Fig. 6 B is the second pixel arrangement schematic diagram of the present embodiment.As shown in Figure 6B, the second sub-pixel 402 (i.e. sub- picture of R
Element) and the 3rd sub-pixel 403 (i.e. B sub-pixel) to be adjacent two pixel cells in same a line shared.Specifically, second
Sub-pixel 402 (i.e. R sub-pixel) is that adjacent two pixel cells 400a, 400b in same a line share, the 3rd sub-pixel 403
(i.e. B sub-pixel) is that adjacent two pixel cells 400b, 400c in same a line share.Described first sub-pixel 401 and the 3rd
Sub-pixel 403 is square, and described second sub-pixel 402 is rectangle.
Example IV
The present embodiment is with the difference of embodiment one, and it is that the sub-pixel of two kinds of colors merges altogether in a column direction
With.
Fig. 7 A is the first pixel arrangement schematic diagram of the present embodiment.As shown in Figure 7 A, the second sub-pixel 402 (i.e. sub- picture of R
Element) share for two pixel cells 400a, 400b adjacent in same row, meanwhile, the first sub-pixel 401 (i.e. G sub-pixel) is
Two pixel cells 400b, 400c adjacent in same row share, i.e. the R sub-pixel in pixel cell 400b is and pixel list
First 400a shares, and G sub-pixel is to share with pixel cell 400c.Described first sub-pixel 401, the second sub-pixel 402 and the 3rd
Sub-pixel 403 is rectangle, and the long side of described first sub-pixel 401, the second sub-pixel 402 and the 3rd sub-pixel 403
It is parallel to each other.Optionally, described first sub-pixel 401, the second sub-pixel 402 are identical with the area of the 3rd sub-pixel 403.
Fig. 7 B is the second pixel arrangement schematic diagram of the present embodiment.As shown in Figure 7 B, the second sub-pixel 402 (i.e. sub- picture of R
Element) and the 3rd sub-pixel 403 (i.e. B sub-pixel) to be adjacent two pixel cells 400a, 400b in same row shared.Described
First sub-pixel 401 is square, and described second sub-pixel 402 and the 3rd sub-pixel 403 are rectangle.And, described
Three sub-pixels 403 and the second sub-pixel 402 are arranged point-blank.Optionally, the long side of the second sub-pixel 402 and the 3rd son
The long side of pixel 403 is parallel to each other.
Fig. 7 C is the third pixel arrangement schematic diagram of the present embodiment.As seen in figure 7 c, the second sub-pixel 402 (i.e. sub- picture of R
Element) share for two pixel cells 400a, 400b adjacent in same row, meanwhile, the 3rd sub-pixel 403 (i.e. B sub-pixel) is
Adjacent two pixel cells 400b, 400c in same row share.Described first sub-pixel 401 is square, described second son
Pixel 402 and the 3rd sub-pixel 403 are rectangle.And, described 3rd sub-pixel 403 and the first sub-pixel of adjacent rows
401 arrangements are point-blank.
Embodiment five
The present embodiment is with the difference of embodiment one, and it is that a kind of sub-pixel of color merges altogether in the row direction
Merged shared in a column direction with the sub-pixel of, another kind of color.
Fig. 8 A is the first pixel arrangement schematic diagram of the present embodiment.As shown in Figure 8 A, the 3rd sub-pixel 403 (the i.e. sub- picture of B
Element) it is that adjacent two pixel cells 400a, 400b in same a line share, meanwhile, the second sub-pixel 402 (i.e. R sub-pixel) is
Adjacent two pixel cells 400a, 400c in same row share.Described first sub-pixel 401 and the 3rd sub-pixel 403 are
Square, described second sub-pixel 402 is rectangle.
Fig. 8 B is the second pixel arrangement schematic diagram of the present embodiment.As shown in Figure 8 B, the second sub-pixel 402 (i.e. sub- picture of R
Element) it is that adjacent two pixel cells 400a, 400b in same a line share, meanwhile, the 3rd sub-pixel 403 (i.e. B sub-pixel) is
Adjacent two pixel cells 400a, 400c in same row share.Described first sub-pixel 401 is square, described second son
Pixel 402 and the 3rd sub-pixel 403 are rectangle.And, described 3rd sub-pixel 403 and the second sub-pixel of adjacent rows
402 arrangements are point-blank.
Fig. 8 C is the third pixel arrangement schematic diagram of the present embodiment.As shown in Figure 8 C, the second sub-pixel 402 (i.e. sub- picture of R
Element) it is that adjacent two pixel cells 400a, 400b in same a line share, meanwhile, the 3rd sub-pixel 403 (i.e. B sub-pixel) is
Adjacent two pixel cells 400a, 400c in same row share.Described first sub-pixel 401 is square, described second son
Pixel 402 and the 3rd sub-pixel 403 are rectangle.And, described 3rd sub-pixel 403 and the first sub-pixel of adjacent rows
401 arrangements are point-blank.
Embodiment six
The present embodiment provides a kind of dot structure of OLED display panel, including the pixel cell of multiple array arrangements, often
Individual pixel cell includes the first different sub-pixel 401 of color, the second sub-pixel 402 and the 3rd sub-pixel 403, described first son
Pixel 401 and the second sub-pixel 402 are arranged in string, and described 3rd sub-pixel 403 is arranged in another row.Wherein, with a line
Two adjacent pixel cells 400a, 400b are as pixel groups, two in same pixel groups pixel cell 400a, 400b
Specular, the pixel cell specular of adjacent rows in same row, and, with adjacent two pixel groups in a line
First sub-pixel and the second sub-pixel are staggered.
Specifically, as shown in Figure 9 A, with adjacent rows in a line pixel cell 400a, 400b as pixel groups 1,
Two pixel cell 400a, 400b specular in pixel groups 1；Pixel cell 400c, 400d with adjacent rows in a line
As pixel groups 2, two in pixel groups 2 pixel cell 400c, 400d specular；The picture of adjacent rows in same row
Plain unit such as 400a, 400e specular, the pixel cell of adjacent rows such as 400b, 400f specular on another row；
And, it is staggered with the first sub-pixel 401 in sets of adjacent pixels in a line 1 and 2 and the second sub-pixel 402.Due to same
Two pixel cell specular arrangements in pixel groups, in same row, the pixel cell of adjacent rows is also specular, because
This, same color sub-pixels next-door neighbour's arrangement of four pixel groups in adjacent rows and adjacent two row, such as, pixel cell
The first sub-pixel 401 in 400c, 400d, 400g, 400h is disposed proximate to, and, pixel cell 400a, 400b, 400e, 400f
In the second sub-pixel 402 be also disposed proximate to, so, the first sub-pixel 401 of four adjacent pixel cells can adopt
On evaporation mask plate, same first sub-pixel evaporation opening is formed, and/or, the second sub-pixel of adjacent four pixel cells
402 can also be formed using the second sub-pixel evaporation opening same on evaporation mask plate.
Fig. 9 C is the schematic diagram of the FMM of the first sub-pixel of corresponding diagram 9A or the second sub-pixel.As shown in Figure 9 C, corresponding the
The FMM of one sub-pixel 401 or the second sub-pixel 402 includes blocked area 407 and evaporation opening 408.Due to the first sub-pixel 401
Homogeneous with the shape of the second sub-pixel 402 and area etc., and arrangement mode is identical, therefore can be steamed at twice using same FMM
Plating is formed, and certainly, also can be deposited with respectively using two FMM.
In the present embodiment, the color identical sub-pixel in four adjacent pixel cells can be using on evaporation mask plate
Same evaporation opening formed, then define the luminous zone of two sub-pixels by anode and negative electrode.Such as, adjacent four
First sub-pixel 401 of individual pixel cell is formed using the first sub-pixel evaporation opening same on evaporation mask plate, adjacent
Second sub-pixel 402 of four pixel cells is formed using the second sub-pixel evaporation opening same on evaporation mask plate, adjacent
Four pixel cells the 3rd sub-pixel 403 using evaporation mask plate on same 3rd sub-pixel evaporation opening formed.Knot
Close shown in Fig. 9 A, the first sub-pixel 401 in pixel cell 400c, 400d, 400g, 400h utilizes same first sub-pixel to steam
Plating opening evaporation is formed it is not necessary to be limited to the size of Bridge, so that formed using same evaporation opening evaporation two
The line space design of individual sub-pixel less, thus the aperture area of FFM can be increased, improve aperture opening ratio；Certainly, also can be in aperture opening ratio
In the case of certain, increase the size of Bridge, thus strengthening being deposited with the intensity of mask plate.
With continued reference to Fig. 9 A, because the first sub-pixel 401 in sets of adjacent pixels in same a line and the second sub-pixel 402 are handed over
Staggered arrangement cloth, in this case, staggered between the first sub-pixel evaporation opening on evaporation mask plate.That is, in pixel groups 1
The second sub-pixel 402 in two pixel cells in the first sub-pixel 401 and pixel groups 2 in two pixel cells is arranged in
On straight line, in other words, do not come one with color identical sub-pixel in adjacent two pixel groups 1 and 2 in a line
On straight line, but the distribution in diagonal.Such as, the first sub-pixel 401 in pixel cell 400a, 400b up, second
Sub-pixel 402 in lower section, and the first sub-pixel 401 in pixel cell 400c, 400d in lower section, the second sub-pixel 402 upper
Side, the first sub-pixel evaporation opening that this allows for being deposited with mask plate mutually staggers (as shown in Figure 9 C), in the same manner, covers in evaporation
The second sub-pixel evaporation opening in film version also mutually staggers, and row is increased with distance in the ranks；So, using on evaporation mask plate
First sub-pixel evaporation opening mutually stagger, and/or, evaporation mask plate on second sub-pixel evaporation opening mutually stagger,
FMM can make of Slot mode, be conducive to reducing the processing technology difficulty of evaporation mask plate, increase the intensity of evaporation mask plate,
Improve product yield, increase evaporation mask plate life-span, reduces cost.
And, it is shared that the present embodiment makes a kind of sub-pixel of color merge in the row direction.As shown in Figure 9 A, the 3rd
Sub-pixel 403 (i.e. B sub-pixel) is adjacent two pixel cell 400b and 400c in adjacent two pixel groups in same a line
Share that is to say, that being not the shared sub-pixel of two pixel cells in same pixel groups in such cases, but not
Share a sub-pixel with two pixel cells in pixel groups, such as, pixel cell 400b in pixel groups 1 and pixel groups 2
In pixel cell 400c share B sub-pixel.
Fig. 9 B is the second pixel arrangement schematic diagram of the present embodiment.As shown in Figure 9 B, the second sub-pixel 402 (i.e. sub- picture of R
Element) it is that adjacent two pixel cell 400a and 400b in same a line share, in the same manner, the second sub-pixel 402 (i.e. R sub-pixel) is
Share with adjacent two pixel cell 400c and 400d in a line.It is two pixel lists in same pixel groups in such cases
Unit shares a sub-pixel, and such as, two pixel cells 400a, 400b in pixel groups 1 share R sub-pixel, in pixel groups 2
Two pixel cells 400c, 400d are also to share R sub-pixel, rather than share a sub-pixel between different pixels group.
Embodiment seven
The present embodiment, on the basis of embodiment six, makes a kind of sub-pixel of color merge in a column direction shared.
Figure 10 A is the first pixel arrangement schematic diagram of the present embodiment.As shown in Figure 10 A, with two row adjacent in a line
Pixel cell 400a, 400b as pixel groups, two in same pixel groups pixel cell 400a, 400b specular,
The pixel cell specular of adjacent rows in same row, and, with the first sub-pixel 401 He in sets of adjacent pixels in a line
Second sub-pixel 402 is staggered.Meanwhile, the second sub-pixel 402 (i.e. R sub-pixel) is adjacent two pixel lists in same row
First 400a and 400c shares.Described first sub-pixel 401 is square, and described second sub-pixel 402 and the 3rd sub-pixel 403 are equal
For rectangle.
Figure 10 B is the second pixel arrangement schematic diagram of the present embodiment.As shown in Figure 10 B, the 3rd sub-pixel 403 (i.e. B
Pixel) share for adjacent two pixel cell 400a and 400b in same row.Described first sub-pixel 401 and the second sub-pixel
402 is square, and described 3rd sub-pixel 403 is rectangle.
As illustrated in figure 10 c, in such cases, it is adjacent in same row for remaining the 3rd sub-pixel 403 (i.e. B sub-pixel)
Two pixel cell 400a and 400b share.But, from unlike Figure 10 B, with the 3rd sub-pixel 403 in a line it is not
Straight line is arranged, but the certain distance that mutually staggers in a column direction.
Embodiment eight
The present embodiment, on the basis of embodiment six, makes two kinds of color sub-pixels be shared in the row direction.
Figure 11 A is the first pixel arrangement schematic diagram of the present embodiment.As shown in Figure 11 A, with adjacent rows in a line
Pixel cell 400a, 400b as pixel groups, two in same pixel groups pixel cell 400a, 400b specular,
The pixel cell specular of adjacent rows in same row, and, with the first sub-pixel 401 He in sets of adjacent pixels in a line
Second sub-pixel 402 is staggered.Meanwhile, the first sub-pixel 401 (i.e. G sub-pixel) and the second sub-pixel 402 (i.e. R sub-pixel)
It is adjacent two pixel cells 400a, 400b in same a line to share.
As shown in Figure 11 B, the second sub-pixel 402 (i.e. R sub-pixel) and the 3rd sub-pixel 403 (i.e. B sub-pixel) are together
Adjacent two pixel cells in a line share.Specifically, the second sub-pixel 402 (i.e. R sub-pixel) is adjacent in same a line
Two pixel cells 400a, 400b share, the 3rd sub-pixel 403 (i.e. B sub-pixel) is adjacent two pixels in same a line
Unit 400b, 400c share.Described first sub-pixel 401 and the 3rd sub-pixel 403 are square, described second sub-pixel 402
For rectangle.
Embodiment nine
The present embodiment, on the basis of embodiment six, makes two kinds of color sub-pixels be shared in a column direction.
Figure 12 A is the first pixel arrangement schematic diagram of the present embodiment.As shown in Figure 10 A, the second sub-pixel 402 (i.e. R
Pixel) share for two pixel cells 400a, 400b adjacent in same row, and, the first sub-pixel 401 (i.e. G sub-pixel)
Share for two pixel cells 400b, 400c adjacent in same row.Described first sub-pixel 401, the second sub-pixel 402 and
Three sub-pixels 403 are rectangle.
Figure 12 B is the second pixel arrangement schematic diagram of the present embodiment.As shown in Figure 12 B, the second sub-pixel 402 (i.e. sub- picture of R
Element) and the 3rd sub-pixel 403 (i.e. B sub-pixel) to be adjacent two pixel cells 400a, 400b in same row shared.Described
First sub-pixel 401 is square, and described second sub-pixel 402 and the 3rd sub-pixel 403 are rectangle.And, described
Three sub-pixels 403 and the second sub-pixel 402 are arranged point-blank.
Embodiment ten
On the basis of embodiment six, it is that a kind of sub-pixel of color merges altogether in the row direction to the present embodiment
Merged shared in a column direction with the sub-pixel of, another kind of color.
The first pixel arrangement schematic diagram of Figure 13 A the present embodiment.As shown in Figure 10 A, the 3rd sub-pixel 403 (the i.e. sub- picture of B
Element) it is that adjacent two pixel cells 400b, 400c in same a line share, meanwhile, the second sub-pixel 402 (i.e. R sub-pixel) is
Adjacent two pixel cells 400a, 400b in same row share.Described first sub-pixel 401 and the 3rd sub-pixel 403 are
Square, described second sub-pixel 402 is rectangle.
Figure 13 B is the second pixel arrangement schematic diagram of the present embodiment.As shown in Figure 13 B, the second sub-pixel 402 (i.e. sub- picture of R
Element) it is that adjacent two pixel cells 400a, 400b in same a line share, meanwhile, the 3rd sub-pixel 403 (i.e. B sub-pixel) is
Adjacent two pixel cells 400a, 400c in same row share.Described first sub-pixel 401 is square, described second son
Pixel 402 and the 3rd sub-pixel 403 are rectangle.And, described 3rd sub-pixel 403 and the second sub-pixel of adjacent rows
402 arrangements are point-blank.
Above in association with several embodiments, dot structure proposed by the present invention, OLED display panel are described in detail,
It should be understood that foregoing description is only the description to present pre-ferred embodiments, the not any restriction to the scope of the invention, this
Any change that the those of ordinary skill in bright field does according to the disclosure above content, modification, belong to the protection of claims
Scope.Such as, the shape of described first sub-pixel 401, the second sub-pixel 402 and the 3rd sub-pixel 403 both can be tetragon
(rectangle in such as above-described embodiment or square) or the shape such as pentagon, hexagon, octagon.And, on
Stating the first sub-pixel 401 in embodiment is green sub-pixels, and the second sub-pixel 402 is red sub-pixel, but in other embodiments
In or the first sub-pixel 401 be red sub-pixel, the second sub-pixel 402 is green sub-pixels that is to say, that sub- picture
The relative position of element differs and is set to RGB or GBR, BRG, BGR etc..
It should be noted that " column direction " herein both may refer to longitudinal direction it is also possible to refer to laterally, when described row side
To when referring to longitudinal direction (Y-direction), described line direction refers to laterally (X-direction), when described column direction refers to laterally (X-direction)
When, described line direction refers to arrange to (Y-direction)；If but OLED display panel ratates 90 degrees it will be appreciated that being column direction and row side
To being exchanged.
Additionally, each embodiment is described by the way of going forward one by one in this specification, what each embodiment stressed is
With the difference of other embodiment, between each embodiment identical similar portion mutually referring to.
Claims (11)
1. a kind of dot structure, including the pixel cell of multiple array arrangements, each pixel cell includes different first of color
Sub-pixel, the second sub-pixel and the 3rd sub-pixel；, in string, the described 3rd is sub for described first sub-pixel and the second pixel arrangement
Pixel arrangement is in another row；Or, described first sub-pixel and the second pixel arrangement in a line, described 3rd pixel arrangement
In another row；It is characterized in that, the sub-pixel of at least one color is to be shared by two adjacent pixel cells.
2. dot structure as claimed in claim 1 is it is characterised in that a kind of sub-pixel of color is by line direction or column direction
Upper two adjacent pixel cells share；Or, the sub-pixel of two kinds of colors is by line direction or column direction adjacent two
Individual pixel cell shares；Or, a kind of sub-pixel of color is to be shared by adjacent two pixel cells on line direction, separately
A kind of sub-pixel of color is to be shared by adjacent two pixel cells on column direction.
3. dot structure as claimed in claim 1 is it is characterised in that with adjacent two pixel cells in a line as one
Pixel groups, two in same pixel groups pixel cell specular, the pixel cell specular of adjacent rows in same row,
And, it is staggered with the first sub-pixel in sets of adjacent pixels in a line and the second sub-pixel；Or, adjacent in same row
, as pixel groups, two in same pixel groups pixel cell specular, with a line adjacent two for two pixel cells
The pixel cell specular of row, and, the first sub-pixel in sets of adjacent pixels in same row and the second sub-pixel staggered row
Cloth.
4. dot structure as claimed in claim 1 is it is characterised in that the first sub-pixel of four adjacent pixel cells adopts
On evaporation mask plate, same first sub-pixel evaporation opening is formed, and the first sub-pixel evaporation opening being deposited with mask plate is wrong
Begin to rehearse cloth；And/or, the second sub-pixel of four adjacent pixel cells is steamed using same second sub-pixel on evaporation mask plate
Plating opening is formed, and the second sub-pixel evaporation opening being deposited with mask plate staggers arrangement.
5. the dot structure as any one of Claims 1-4 is it is characterised in that described first sub-pixel is green
Pixel, described second sub-pixel is red sub-pixel, and described 3rd sub-pixel is blue subpixels.
6. a kind of OLED display panel is it is characterised in that include the dot structure as any one of claim 1 to 5.
7. a kind of dot structure, including the pixel cell of multiple array arrangements, each pixel cell includes different first of color
Sub-pixel, the second sub-pixel and the 3rd sub-pixel；It is characterized in that,
Described first sub-pixel and the second pixel arrangement in string, described 3rd pixel arrangement in another row, with a line
, as pixel groups, two in same pixel groups pixel cell specular, in same row for two adjacent pixel cells
The pixel cell specular of adjacent rows, with the first sub-pixel in sets of adjacent pixels in a line and the second sub-pixel staggered row
Cloth, and, the sub-pixel of at least one color is to be shared by two adjacent pixel cells；Or,
, in a line, described 3rd pixel arrangement is on another row, same row for described first sub-pixel and the second pixel arrangement
, as pixel groups, two in same pixel groups pixel cell specular, with a line for two adjacent pixel cells
Pixel cell specular, the first sub-pixel in sets of adjacent pixels in same row and the second sub-pixel staggered row of adjacent two row
Cloth, and, the sub-pixel of at least one color is to be shared by two adjacent pixel cells.
8. dot structure as claimed in claim 7 is it is characterised in that a kind of sub-pixel of color is by line direction or column direction
Upper two adjacent pixel cells share；Or, the sub-pixel of two kinds of colors is by line direction or column direction adjacent two
Individual pixel cell shares；Or, a kind of sub-pixel of color is to be shared by adjacent two pixel cells on line direction, separately
A kind of sub-pixel of color is to be shared by adjacent two pixel cells on column direction.
9. dot structure as claimed in claim 7 is it is characterised in that the first sub-pixel of four adjacent pixel cells adopts
On evaporation mask plate, same first sub-pixel evaporation opening is formed, and the first sub-pixel evaporation opening being deposited with mask plate is wrong
Begin to rehearse cloth；And/or, the second sub-pixel of four adjacent pixel cells is steamed using same second sub-pixel on evaporation mask plate
Plating opening is formed, and the second sub-pixel evaporation opening being deposited with mask plate staggers arrangement.
10. the dot structure as any one of claim 7 to 9 is it is characterised in that described first sub-pixel is green
Pixel, described second sub-pixel is red sub-pixel, and described 3rd sub-pixel is blue subpixels.
A kind of 11. OLED display panel are it is characterised in that include the dot structure as any one of claim 7 to 10.
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| CN112420781A (en) * | 2020-11-03 | 2021-02-26 | 南京昀光科技有限公司 | Pixel arrangement structure, silicon-based micro-display panel and micro-display device |
| WO2022116730A1 (en) * | 2020-12-01 | 2022-06-09 | 京东方科技集团股份有限公司 | Pixel structure, fine metal mask plate, display device, and control method |
| WO2022134815A1 (en) * | 2020-12-25 | 2022-06-30 | 京东方科技集团股份有限公司 | Pixel arrangement structure, fine metal mask group and display apparatus |
| CN112909060A (en) * | 2021-02-02 | 2021-06-04 | 武汉华星光电半导体显示技术有限公司 | Pixel structure and mask plate |
| CN113871443A (en) * | 2021-09-26 | 2021-12-31 | 武汉华星光电半导体显示技术有限公司 | Sub-pixel unit, pixel arrangement structure and display panel |
| CN114864652A (en) * | 2022-07-08 | 2022-08-05 | 惠科股份有限公司 | Display panel, display module and display device |
| CN114864652B (en) * | 2022-07-08 | 2022-12-09 | 惠科股份有限公司 | Display panel, display module and display device |
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