CN104600096B - A kind of OLED pixel array structure and a kind of mask plate - Google Patents
A kind of OLED pixel array structure and a kind of mask plate Download PDFInfo
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- CN104600096B CN104600096B CN201510014428.6A CN201510014428A CN104600096B CN 104600096 B CN104600096 B CN 104600096B CN 201510014428 A CN201510014428 A CN 201510014428A CN 104600096 B CN104600096 B CN 104600096B
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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
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/10—Deposition of organic active material
- H10K71/16—Deposition of organic active material using physical vapour deposition [PVD], e.g. vacuum deposition or sputtering
- H10K71/166—Deposition of organic active material using physical vapour deposition [PVD], e.g. vacuum deposition or sputtering using selective deposition, e.g. using a mask
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Abstract
The present invention provides a kind of OLED pixel array structure, OLED pixel array structure multiple first color subelement, multiple second color subelements and multiple 3rd color subelements；Four the first color subelements are set together to form the first color subelement group in two rows two row；Four the second color subelements are set together to form the second color subelement group in two rows two row；Four the 3rd color subelements are set together to form the 3rd color subelement group in two rows two row；Multiple first color subelement groups, the second color subelement group and the 3rd color subelement group are arranged in arrays.The present invention also provides a kind of Vapor deposition mask plate.
Description
Technical field
The present invention relates to OLED Display Techniques, more particularly, to a kind of OLED pixel array structure.
Background technology
In flat panel display, Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED) is aobvious
Show device with crowds such as its frivolous, active is luminous, fast-response speed, wide viewing angle, rich in color and high brightness, low-power consumption, high-low temperature resistants
More advantages and be known as being the third generation Display Technique after liquid crystal display by industry.
Fig. 1 show OLED of the prior art picture element array structure and the signal of the mask plate of OLED luminescent layers is deposited
Figure.OLED pixel array includes multiple subelements 102, and the plurality of subelement 102 includes the first color subelement R, the second face
Dice unit G and the 3rd color subelement B, the plurality of subelement 102 be formed by the way that different emitting layer materials is deposited it is more
Kind color is shown.It is single to the first color by being repeatedly deposited realization, such as first that the different emitting layer material, which is deposited,
The first color is deposited in first R, then needs cover up the second color subelement G and the 3rd color subelement B in order to avoid causing to mix
Color, now just need to use Vapor deposition mask plate.As shown in figure 1, Vapor deposition mask plate 100 is the gold with multiple evaporation slits 101
Metal thin plate, evaporation slit 101 are directed at the first color subelement R, and the other parts of Vapor deposition mask plate 100 block the second color son list
First G and the 3rd color subelement B.
There is spacing A, spacing A is by evaporation slit 101 between the two neighboring evaporation slit 101 of Vapor deposition mask plate 100
The limitation of the limit, which is made, to be reduced, but larger spacing A can influence the spacing C of two neighboring subelement 102 value also compared with
Greatly, the problem of area increase, the aperture opening ratio reduction of non-luminous region will be produced.
The content of the invention
The present invention provides a kind of OLED pixel array structure, and the OLED pixel array structure includes multiple first colors
Unit, multiple second color subelements and multiple 3rd color subelements；Four the first color subelements arrange in two rows two
It is set together to form the first color subelement group；Four the second color subelements are set together to be formed in two rows two row
Second color subelement group；Four the 3rd color subelements are set together to form the 3rd color subelement in two rows two row
Group；Wherein, the multiple first color subelement group, the second color subelement group and the 3rd color subelement groups are arranged in matrix
Row.
The present invention also provides a kind of OLED display, including OLED pixel array structure as described above.
The present invention also provides a kind of mask plate for being used to the luminescent layer of OLED pixel array be deposited, and the mask plate includes more
Individual evaporation slit, each evaporation slit correspond to four subelements set in OLED pixel permutation in two rows two row.
Brief description of the drawings
Fig. 1 show OLED of the prior art picture element array structure and the mask plate signal of OLED luminescent layers is deposited
Figure；
Fig. 2 is the schematic diagram of the picture element array structure for the OLED that embodiment one provides；
Fig. 3 is the schematic cross-section from Fig. 2 at AA' lines；
Fig. 4 is the schematic diagram for the Vapor deposition mask plate that embodiment one provides；
Fig. 5 is the schematic diagram of the OLED of one another embodiment of embodiment picture element array structure；
Fig. 6 is the schematic diagram for the Vapor deposition mask plate that one another embodiment of embodiment provides；
Fig. 7 is the schematic diagram of the picture element array structure for the OLED that the embodiment of embodiment 21 provides；
Fig. 8 is the schematic diagram for the Vapor deposition mask plate that the embodiment of embodiment 21 provides；
Fig. 9 is the schematic diagram of the picture element array structure for the OLED that two another embodiment of embodiment provides.
Embodiment
Embodiment one
Fig. 2 is the schematic diagram of the picture element array structure for the OLED that embodiment one provides.As shown in Fig. 2 OLED pixel battle array
Row include multiple subelements 202, and the plurality of subelement 202 includes the first color subelement, the second color subelement and the 3rd
Color subelement.In first color subelement, four the first color subelements are set together to form the first face in two rows two row
Dice unit group；In second color subelement, four the second color subelements are set together to form the second face in two rows two row
Dice unit group；In 3rd color subelement, four the 3rd color subelements are set together to form the 3rd face in two rows two row
Dice unit group；Multiple first color subelement groups, the second color subelement group and the 3rd color subelement group are arranged in arrays.
Preferably, the luminescent layer of four the first color subelements in the first color subelement group links together, and the second color is single
The luminescent layer of four the second color subelements in tuple links together, four the 3rd colors in the 3rd color subelement group
The luminescent layer of subelement links together.
In embodiment one by red subelement R of the first color subelement, the second color subelement be green subelement
G, the 3rd color subelement illustrates exemplified by being blue subelement B.As shown in Fig. 2 four red subelement R arrange in two rows two
It is set together to form red subelement group, four green subelement G are set together to form green subelement in two rows two row
Group, four blue subelement B are set together to form blue subelement group in two rows two row.Preferably, in red subelement group
The luminescent layers of four red subelements link together, the luminescent layer connection of four green subelements in green subelement group
Together, the luminescent layer of four blue subelements in blue subelement group links together.
Fig. 3 is please then refer to, Fig. 3 is the schematic cross-section from Fig. 2 at AA' lines.The picture for the OLED that embodiment one provides
Primitive matrix array structure includes the OLED of substrate 21 and setting on the base plate (21.The OLED includes being arranged on substrate 21 successively
On anode 24, be arranged on anode 24 pixel defining layer 22, be arranged on pixel defining layer 22 luminescent layer 23, set
Put the negative electrode 25 on luminescent layer 23.The pixel defining layer 22 is positioned only at non-display area, in viewing area pixel definition
Layer 22 exposes anode 24, and the width of the pixel defining layer 22 between the domain of adjacent display areas is the spacing between subelement 202
C.Meanwhile the luminescent layer 23 of four green subelement G in green subelement group links together.
Next referring to Fig. 4, the schematic diagram of the Vapor deposition mask plate provided for the embodiment of the present invention one.Vapor deposition mask plate 200
It is each to be deposited be set together in two rows two row the four of the corresponding OLED pixel array of slit 201 including multiple evaporation slits 201
Individual subelement, i.e., each evaporation slit corresponds to a subelement group of OLED pixel array.It is luminous with the evaporation of Vapor deposition mask plate 200
The structure shown in Fig. 3 will be formed during layer, and the luminescent layer of four subelements in a subelement group links together.
Incorporated by reference to accompanying drawing 3 and accompanying drawing 4, while Fig. 1 is refer to, sent out using Vapor deposition mask plate 200 provided by the invention
The evaporation of photosphere, because each four sons being set together in two rows two row of the evaporation corresponding OLED pixel array of slit 201
Unit, then to that should be in that background technology just is not present between two rows two arrange four subelements set in Vapor deposition mask plate 200
In spacing A between the two neighboring evaporation slit 101 that refers to, therefore the spacing C between subelement 202 is not also just narrow by being deposited
Spacing A between seam 101 must influence.Now, the spacing C between subelement 202 is the pixel definition between the domain of adjacent display areas
The width of layer 22 can be determined only by the precision of the etching technics of pixel defining layer 22, can be substantially reduced spacing C value.While because
Subelement group for same color in upper and lower two rows subelement group is offset from each other in Y direction, therefore upper and lower two row is single
The process value of slit spacing is not also deposited in the setting of the subelement group of two neighboring same color by vaporization coating template in tuple
Influence.Therefore the OLED pixel array of the offer of the embodiment of the present invention one, Vapor deposition mask plate can increase the area of viewing area,
Improve the aperture opening ratio of OLED pixel array.
Preferably, the OLED pixel array structure that embodiment one provides, in the X-axis direction, the first color subelement group, the
Second colors subelement group and the 3rd color subelement group are arranged in order；In the Y-axis direction, the first color subelement group corresponds to respectively
The row in a row and the 3rd color subelement group in second color subelement group.Fig. 2 is refer to, in the X-axis direction, green
Subelement group, blue subelement group, red subelement group are arranged in order；In the Y-axis direction, red color subelement group corresponds to respectively
The row in a row and blue color subelement group in green color subelement group.Certainly, the first color subelement group can also be
Green or blue subelement group, the second color subelement group can be red or blue subelement group, and the 3rd color is single
Tuple can also be red or green subelement group, as long as the first color subelement group, the second color subelement group, the 3rd face
The color difference of dice unit group.
In the OLED pixel array structure that the preferred embodiment of above-described embodiment one provides, in one group of subelement group, first
One subelement in row left side and two different colours subelements being positioned above form a pixel cell, the first row right side
A subelement and two different colours subelements on the right side of it form a pixel cell, one on the left of the second row
Subelement and two different colours subelements being disposed below form a pixel cell, a subelement on the right side of the second row
A pixel cell is formed with two different colours subelements on the right side of it.As shown in Fig. 2 subelement G1, G2, G3 and G4
A green subelement group is formed, subelement G1 and the subelement B, the subelement R that are positioned above form a pixel cell
203, subelement G2 and subelement B, subelement R on the right side of it form a pixel cell 204, subelement G3 and positioned at it
Subelement B, the subelement R of lower section form a pixel cell 205, subelement G4 and subelement B, subelement on the right side of it
R forms a pixel cell 206.By arrangement above, OLED pixel array can form normal full-color display.
Accordingly, the preferred embodiment of embodiment one also provides a kind of Vapor deposition mask plate, for OLED pixel array to be deposited
Luminescent layer, each four subelements being set together in two rows two row that slit is deposited and corresponds to OLED pixel array, the evaporation
Multiple evaporation slits that mask plate includes arrange in ranks；In a line evaporation slit, between adjacent evaporation slit at intervals of
The width of two evaporation slits；In adjacent rows evaporation slit, adjacent evaporation slit mutually staggers the width of half of evaporation slit.
Fig. 4 is refer to, multiple evaporation slits 201 that Vapor deposition mask plate 200 includes arrange in ranks, each that the correspondence of slit 201 is deposited
Four subelements being set together in two rows two row of OLED pixel array；In a line evaporation slit 201, adjacent evaporation is narrow
Interval D 1 between seam 201 is two width that slit 201 is deposited；In adjacent rows evaporation slit 201, adjacent evaporation slit
201 width Ds 2 for mutually staggering half of evaporation slit 201.
In the Vapor deposition mask plate that preferred embodiment provides, because the corresponding OLED pixel array of slit 201 is each deposited is in two
Row two arranges four subelements being set together, therefore is deposited at one in slit 201 and does not just have to set interval, therefore also will not
Technological limits limits caused by having interval.Meanwhile the interval D 1 in a line between adjacent evaporation slit 201 is two evaporation slits
201 width is the width of 4 subelements, and the part is the subelement group for blocking different colours, and adjacent rows are steamed
Plating slit 201 in it is adjacent evaporation slit 201 mutually stagger half of evaporation slit 201 width D 2 be a subelement width
Degree, interval D 1, D2 width are far longer than the Vapor deposition mask plate spacer process limit, therefore interval D 1, D2 be not by Vapor deposition mask plate
The limitation of the spacer process limit.Further, the distance between two neighbouring rows evaporation slit 201 H, because adjacent rows
Adjacent evaporation slit 201 mutually staggers the width D 2 of half of evaporation slit 201, therefore distance H value in evaporation slit 201
Do not limited by the Vapor deposition mask plate spacer process limit, it might even be possible to which the value for setting distance H is zero.
Vapor deposition mask plate provided by the invention is not limited by the spacer process limit, uses deposition mask provided by the invention
Plate can cause OLED pixel array to have the area of big viewing area, improve aperture opening ratio.
Fig. 5 is refer to, Fig. 5 is the schematic diagram of the OLED of one another embodiment of embodiment picture element array structure.And reality
Applying the something in common of example one, here is omitted, one another embodiment of embodiment and be that the difference of embodiment one is, and first
The row in a row, the 3rd color subelement group in color subelement group and corresponding second color subelement group stagger half
The width of subelement.
In the OLED of one another embodiment of embodiment picture element array structure, red subelement group and corresponding green color
A row, the row in blue color subelement group in subelement group stagger the width of half of subelement.Certainly, the first color is single
Tuple can also be green or blue subelement group, and the second color subelement group can be red or blue subelement group,
3rd color subelement group can also be red or green subelement group, as long as the first color subelement group, the second color are sub
The color difference of unit group, the 3rd color subelement group.
The subelement 302 to stagger forms the pixel cell structure of isosceles triangle, such as red subelement R21 and under it
Side and the pixel cell for offsetting from it the green subelement G32 of the width of half of subelement, blue subelement B33 composition isosceles triangle
The green subelement G42 of 303, red subelement R51 and the width for being positioned above and offsetting from it half of subelement, blueness
Unit B 43 forms the pixel cell 304 of isosceles triangle.The pixel cell structure of isosceles triangle is more conducive to color balance.
Accordingly, one another embodiment of embodiment also provides a kind of Vapor deposition mask plate, for OLED pixel array to be deposited
Luminescent layer, the luminescent layer that is deposited out arranges as described in above-mentioned OLED pixel array, refer to Fig. 6, Vapor deposition mask plate 300 has
Standby multiple evaporation slits 301, each four be set together in two rows two row that the corresponding OLED pixel array of slit 301 is deposited
Subelement, multiple evaporation slits 301 of Vapor deposition mask plate 300 arrange in ranks；It is adjacent in a line evaporation slit 301
The width at intervals of two evaporation slits between slit 301 is deposited.It is with a difference is implemented, adjacent rows evaporation is narrow
In seam 301, the width of slit 301 is deposited for a quarter for the width D 3 that adjacent evaporation slit 301 staggers between each other, i.e., partly
The width of individual subelement 301.
Embodiment one also provides a kind of OLED display, and the OLED display includes as above any described OLED
Pel array.
OLED pixel array structure provided by the invention, the first color subelement group, the second color subelement group and the 3rd
Structure, shape, the arrangement spacing of color subelement group are identical, therefore in evaporation process, the luminescent layer of three kinds of colors steams
Plating can use same Vapor deposition mask plate.Every time before evaporation, as long as by Vapor deposition mask plate shift position, make needs evaporation luminous
The subelement group of layer and evaporation slit alignment, the quantity of Vapor deposition mask plate is not only saved, at the same it is simple to operate, it is not necessary to
Evaporated device cavity is opened to change Vapor deposition mask plate, also saves processing time.
On the other hand, typically in OLED pixel array structure, the first color subelement, the second color subelement and the 3rd
The life-span of the luminescent layer of color subelement and the rate of decay are all different, in the prior art that the subelement of same color is whole into one
Row or permutation arrangement, when decay takes place in luminescent material, it will light and shade striped occur, this has had a strong impact on display effect
Fruit.And in the present invention, by the first color subelement group, the second color subelement group and the 3rd color subelement group equably between
Every arrangement, same color subelement will not concentrate in together, and when decay takes place in luminescent material, can also maintain homogeneous
Display effect, light and shade fringe phenomena will not occur, improve display effect.
Embodiment two
The embodiment of embodiment 21 provides a kind of OLED picture element array structure, and the OLED pixel array structure includes more
Individual subelement, including multiple first color subelements, the second color subelement, the 3rd color subelement and the 4th color
Unit；In first color subelement, four the first color subelements are set together to form the first color son list in two rows two row
Tuple；In second color subelement, four the second color subelements are set together to form the second color son list in two rows two row
Tuple；In 3rd color subelement, four the 3rd color subelements are set together to form the 3rd color son list in two rows two row
Tuple, in the 4th color subelement, four the 4th color subelements are set together in two rows two row, and to form the 4th color single
Tuple；In the X-axis direction, first order sequence is：First color subelement group, the second color subelement group；Second order sequence
It is classified as：3rd color subelement group, the 4th color subelement group；In the Y-axis direction, the first order sequence and second order sequence
Row are arranged at intervals.
Fig. 7 is refer to, Fig. 7 is the schematic diagram of the picture element array structure for the OLED that the embodiment of embodiment 21 provides, with
First color subelement is red subelement R, the second color subelement is green subelement G, the 3rd color subelement is blueness
Subelement B, the 4th color subelement illustrate exemplified by being white subelement W.In red subelement, four red subelement R
It is set together to form red subelement group in two rows two row；In green subelement, four green subelement G are set in two rows two row
Put formation green color subelement group together；In blue subelement, four blue subelement B arrange the shape that is set together in two rows two
Au bleu subelement group；In white subelement, four white colour subelement W are set together to form white son list in two rows two row
Tuple；In the X-axis direction, first order sequence Z1 is：Red subelement group, green subelement group, second order sequence are Z2：It is blue
Dice unit group, white subelement group；In the Y-axis direction, first order sequence Z1 and second order sequence the Z2 intervals are set
Put.
The luminescent layer of four red subelement R in red subelement group links together, and four in green subelement group
Individual green subelement G luminescent layer is linked together, and the blue subelement B of four in blue subelement group luminescent layer is connected to
Together, the luminescent layer of four white subelement W in white subelement group links together.Four sons in one subelement group
The luminescent layer of unit links together, and is advantageous to reduce the interval between subelement, increases the area of viewing area, improves OLED
The aperture opening ratio of pel array.
Accordingly, the embodiment of embodiment 21 also provides a kind of Vapor deposition mask plate, for OLED pixel array to be deposited
Luminescent layer, each four subelements being set together in two rows two row that slit is deposited and corresponds to OLED pixel array, the evaporation
Mask plate includes multiple evaporation slits and arranged in ranks；In a line evaporation slit, the interval between adjacent evaporation slit
For the width of an evaporation slit；In adjacent rows evaporation slit, slit is deposited at intervals of one between adjacent evaporation slit
Height.
It refer to Fig. 7, four adjacent red subelement R, green subelement G, blue subelement B and white subelement W
A pixel cell is formed, if pixel cell 403 and pixel cell 404 are exactly respectively to include a mutually adjacent red son list
First R, green subelement G, blue subelement B and white subelement W, the OLED pixel array for increasing white subelement W possess more
Good display brightness.
Fig. 8 is refer to, Fig. 8 is the schematic diagram for the Vapor deposition mask plate that the embodiment of embodiment 21 provides.As shown in figure 8,
Vapor deposition mask plate 400 includes multiple evaporation slits 401, each that being arranged in two rows two for the corresponding OLED pixel array of slit 401 is deposited
Four subelements being set together, i.e., each evaporation slit corresponds to a subelement group of OLED pixel array.Deposition mask
Multiple evaporation slits 401 that plate 400 includes arrange in ranks；In a line evaporation slit, between adjacent evaporation slit 401 between
Every the width that D3 is an evaporation slit；In adjacent rows evaporation slit, the interval D 4 between adjacent evaporation slit 401 is one
The height of slit is deposited.The structure shown in Fig. 7, a subelement group will be formed when luminescent layer is deposited with Vapor deposition mask plate 400
In the luminescent layers of four subelements link together.
Because each four sons being set together in two rows two row of the evaporation corresponding OLED pixel array of slit 401 are single
Member, then to that should be in just to be not present between two rows two arrange four subelements set in background technology in Vapor deposition mask plate 400
Spacing A between the two neighboring evaporation slit referred to, thus the spacing between subelement also just not by evaporation slit between
Spacing must influence.Therefore the OLED pixel array of the offer of the embodiment of the present invention two, Vapor deposition mask plate can increase viewing area
Area, improve the aperture opening ratio of OLED pixel array.
Two another embodiment of embodiment also provides a kind of OLED pixel array, and above-mentioned embodiment something in common is no longer
Repeat, difference is, matrix arrangement is presented in multiple subelement groups, and in the X-axis direction, first order sequence is：First face
Dice unit group, the second color subelement group, the 3rd color subelement group and the 4th color subelement group, second order sequence
For：3rd color subelement group, the 4th color subelement group, the first color subelement group and the second color subelement group；In Y-axis
On direction, the first order sequence and second order train interval are set.
It refer to shown in Fig. 9, in the X-axis direction, first order sequence Z3 is：Red color subelement group, green subelement
Group, blue subelement group, white subelement group；Second order sequence Z4 is：Blue subelement group, white subelement group, red
Subelement group, green subelement group；In the Y-axis direction, the first order sequence Z3 and second order train interval set Z4,
Four adjacent red subelement R, green subelement G, blue subelement B and white subelement W form a pixel cell.It is real
The OLED pixel array for applying the offer of two another embodiment of example also increases white subelement, OLED pixel array is possessed more preferably
Display brightness.
Embodiment two also provides a kind of OLED display, and the OLED display includes as above any described OLED
Pel array.
Vapor deposition mask plate provided by the invention is not limited by the spacer process limit, uses deposition mask provided by the invention
Plate can cause OLED pixel array to have the area of big viewing area, improve aperture opening ratio.
In summary, although the present invention is disclosed as above with preferred embodiment, so it is not limited to the present invention, ability
The technical staff in domain can do various change and retouching under the premise without departing from the spirit and scope of the present invention, if therefore originally
These modifications and variations of invention belong within the scope of the claims in the present invention and its equivalent technologies, then the present invention is also intended to wrap
Including these changes and modification.Protection scope of the present invention is defined by the claim of the present invention.
Claims (11)
1. a kind of OLED pixel array structure, it is characterised in that the OLED pixel array structure includes multiple first colors
Unit, multiple second color subelements and multiple 3rd color subelements；
Four the first color subelements are set together to form the first color subelement group in two rows two row；Four described
Second colors subelement is set together to form the second color subelement group in two rows two row；Four the 3rd color subelements are in
Two rows two row are set together to form the 3rd color subelement group；Wherein, multiple first color subelement groups, the second color
Subelement group and the 3rd color subelement group are arranged in arrays；
In the X-axis direction, the first color subelement group, the second color subelement group and the 3rd color subelement group are arranged successively
Row；In the Y-axis direction, the first color subelement group corresponds to the row and the 3rd color son list in the second color subelement group respectively
A row in tuple；
The luminescent layer of four the first color subelements in the first color subelement group links together, second color
The luminescent layer of four the second color subelements in subelement group links together, four in the 3rd color subelement group
The luminescent layer of 3rd color subelement links together；
The material of the luminescent layer of the subelement of different colours is different.
2. OLED pixel array structure as claimed in claim 1, it is characterised in that the first color subelement is red son
Unit, the second color subelement are green subelement, and the 3rd color subelement is blue subelement.
3. OLED pixel array structure as claimed in claim 1, it is characterised in that the first color subelement group and the correspondence
One in second color subelement group arranges the width for half of the subelement that staggers with the row in the 3rd color subelement group.
4. OLED pixel array structure as claimed in claim 1, it is characterised in that described also including the 4th color subelement
In 4th color subelement, four the 4th color subelements are set together to form the 4th color subelement group in two rows two row.
5. OLED pixel array structure as claimed in claim 4, it is characterised in that in the X-axis direction, first order sequence
For：First color subelement group, the second color subelement group, the 3rd color subelement group and the 4th color subelement group, second
Collating sequence is：3rd color subelement group, the 4th color subelement group, the first color subelement group and the second color subelement
Group；In the Y-axis direction, the first order sequence and second order train interval are set.
6. OLED pixel array structure as claimed in claim 4, it is characterised in that in the X-axis direction, first order sequence
For：First color subelement group, the second color subelement group, second order sequence are：3rd color subelement group, the 4th color
Subelement group；In the Y-axis direction, the first order sequence and second order train interval are set.
7. OLED pixel array structure as claimed in claim 4, it is characterised in that the first color subelement is red son
Unit, the second color subelement are green subelement, and the 3rd color subelement is blue subelement, the 4th face
Dice unit is white subelement.
8. OLED pixel array structure as claimed in claim 4, it is characterised in that four in the first color subelement group
The luminescent layer of individual first color subelement links together, four the second color subelements in the second color subelement group
Luminescent layer link together, the luminescent layer of four the 3rd color subelements in the 3rd color subelement group is connected to one
Rise, the luminescent layer of four the 4th color subelements in the 4th color subelement group links together.
9. a kind of OLED display, it is characterised in that including the OLED pixel array structure as described in any one of right 1 to 8.
10. a kind of mask plate for being used to the luminescent layer of OLED pixel array be deposited, it is characterised in that utilize described for being deposited
The mask plate of the luminescent layer of OLED pixel array forms the OLED pixel array structure as described in any in claim 1-8；
The mask plate includes multiple evaporation slits, and the evaporation slit corresponds to what is set in OLED pixel permutation in two rows two row
Four subelements；
Multiple evaporation slits arrange in ranks；In a line evaporation slit, between adjacent evaporation slit at intervals of two
The width of slit is deposited；In adjacent rows evaporation slit, adjacent evaporation slit mutually staggers the width of half of evaporation slit；Or
Person,
Multiple evaporation slits arrange in ranks；In a line evaporation slit, between adjacent evaporation slit at intervals of one
The width of slit is deposited；Adjacent rows evaporation slit in, it is adjacent evaporation slit mutually stagger a quarter be deposited slit width
Degree.
11. mask plate as claimed in claim 10, it is characterised in that when multiple evaporation slits are in ranks arrangement, a line
Be deposited in slit, between adjacent evaporation slit at intervals of evaporation slit width when；In adjacent rows evaporation slit,
The height at intervals of an evaporation slit between adjacent evaporation slit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510014428.6A CN104600096B (en) | 2015-01-12 | 2015-01-12 | A kind of OLED pixel array structure and a kind of mask plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510014428.6A CN104600096B (en) | 2015-01-12 | 2015-01-12 | A kind of OLED pixel array structure and a kind of mask plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104600096A CN104600096A (en) | 2015-05-06 |
| CN104600096B true CN104600096B (en) | 2018-03-30 |
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| CN105789254B (en) * | 2016-01-27 | 2018-04-27 | 深圳市华星光电技术有限公司 | AMOLED dot structures and AMOLED shine layer manufacturing method thereof |
| CN207320118U (en) * | 2017-08-31 | 2018-05-04 | 昆山国显光电有限公司 | Dot structure, mask plate and display device |
| CN111403451A (en) * | 2020-03-26 | 2020-07-10 | 武汉华星光电半导体显示技术有限公司 | Display panel, preparation method thereof and mask plate |
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| CN202153517U (en) * | 2011-06-13 | 2012-02-29 | 广东中显科技有限公司 | Organic electroluminescent display |
| CN103872091A (en) * | 2014-03-18 | 2014-06-18 | 四川虹视显示技术有限公司 | High-resolution OLED device and mask plate for manufacturing |
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| CN202153517U (en) * | 2011-06-13 | 2012-02-29 | 广东中显科技有限公司 | Organic electroluminescent display |
| CN103872091A (en) * | 2014-03-18 | 2014-06-18 | 四川虹视显示技术有限公司 | High-resolution OLED device and mask plate for manufacturing |
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Effective date of registration: 20211027 Address after: No.8, liufangyuan Henglu, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee after: WUHAN TIANMA MICRO-ELECTRONICS Co.,Ltd. Patentee after: Wuhan Tianma Microelectronics Co.,Ltd. Shanghai Branch Patentee after: Tianma Micro-Electronics Co.,Ltd. Address before: 201201, 889, Qing Qing Road, Shanghai, Pudong New Area Patentee before: SHANGHAI TIANMA AM-OLED Co.,Ltd. Patentee before: Tianma Micro-Electronics Co.,Ltd. |