CN105789254B - AMOLED dot structures and AMOLED shine layer manufacturing method thereof - Google Patents

AMOLED dot structures and AMOLED shine layer manufacturing method thereof Download PDF

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CN105789254B
CN105789254B CN201610057474.9A CN201610057474A CN105789254B CN 105789254 B CN105789254 B CN 105789254B CN 201610057474 A CN201610057474 A CN 201610057474A CN 105789254 B CN105789254 B CN 105789254B
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emitting layer
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CN105789254A (en
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徐向阳
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TCL China Star Optoelectronics Technology Co Ltd
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Shenzhen China Star Optoelectronics Technology Co Ltd
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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
    • 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

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Abstract

A kind of present invention provides AMOLED dot structures and AMOLED shines layer manufacturing method thereof, the AMOLED dot structures include：The multiple pixel units arranged in array, each pixel unit includes the red sub-pixel in Tian-shaped arrangement, green sub-pixels, blue subpixels, and white sub-pixels, wherein, red sub-pixel is located at same a line with green sub-pixels, blue subpixels are located at same a line with white sub-pixels, blue subpixels are located at the left side of the white sub-pixels, up and down two sub-pixel colors adjacent from white sub-pixels are different, and pass through red light emitting layer, green light emitting layer, and blue light-emitting layer is superimposed to form white light-emitting layer, the opening of used mask plate corresponds to white sub-pixels and color sub-pixels to be deposited when the dot structure makes, the opening of mask plate can be increased, the opening for reducing mask plate blocks, lift the making yield of AMOLED.

Description

AMOLED dot structures and AMOLED shine layer manufacturing method thereof
Technical field
The present invention relates to display technology field, more particularly to a kind of AMOLED dot structures and AMOLED luminescent layers making side Method.
Background technology
Organic LED display device (Organic Light Emitting Display, OLED) has spontaneous Light, driving voltage are low, luminous efficiency is high, the response time is short, clarity and contrast are high, nearly 180 ° of visual angles, use temperature ranges For width, it can be achieved that many advantages, such as Flexible Displays are with large area total colouring, it is the display for most having development potentiality to be known as by industry Device.
OLED according to type of drive can be divided into passive matrix OLED (Passive Matrix OLED, PMOLED) and Active array type OLED (Active Matrix OLED, AMOLED) two major classes, i.e. direct addressin and film transistor matrix are sought Two class of location.Wherein, AMOLED has the pixel in array arrangement, belongs to active display type, luminous efficacy is high, is typically used as High-definition large scale display device.
AMOLED is generally included：Substrate, the anode on substrate, the hole injection layer on anode, arranged on hole Hole transmission layer on implanted layer, the luminescent layer on hole transmission layer, the electron transfer layer on luminescent layer, arranged on electricity Electron injecting layer in sub- transport layer and the cathode on electron injecting layer.The principle of luminosity of OLED display device is partly to lead Body material and luminous organic material pass through carrier injection and composite guide photoluminescence under electric field driven.Specifically, OLED is shown Device generally use ITO pixel electrodes and metal electrode respectively as device anode and cathode, under certain voltage driving, electricity Son and hole are injected into electron transfer layer and hole transmission layer from cathode and anode respectively, and electronics and hole are passed by electronics respectively Defeated layer and hole transmission layer move to luminescent layer, and meet in luminescent layer, form exciton and excite light emitting molecule, Hou Zhejing Overshoot relaxation and send visible ray.
Wherein, luminescent layer includes multiple sub-pixels being arranged in array again, includes the row of being repeated in per a line sub-pixel Red sub-pixel, green sub-pixels and the blue subpixels of row, by controlling red sub-pixel, green sub-pixels and blueness Voltage between the corresponding anode of pixel and cathode, so that red sub-pixel, green sub-pixels and blue subpixels send correspondence Feux rouges, green light and the blue light of brightness, color needed for formation.
In the prior art, to prepare above-mentioned AMOLED luminescent layers, it is necessary to using high-precision metal mask plate (Fine three times Metal Mask, FMM) process is deposited red light emitting layer, blue light-emitting layer and blue light-emitting layer to be deposited respectively, so that in base Corresponding position forms red sub-pixel, green sub-pixels and blue subpixels on plate.Specifically, the high-precision metal is covered Template is equipped with blocked area and multiple openings, and when the luminescent layer of one of which color is deposited, the blocked area corresponds to and shelters from The position of other two kinds of color sub-pixels is corresponded on substrate, the opening corresponding expose corresponds to color to be deposited on substrate The position of pixel.As the pixel quantity (pixels per inch, ppi) possessed per square inch in screen is more and more, Area corresponding to single sub-pixel is less and less, causes the opening of mask plate also less and less, cause not only mask plate plus Work difficulty is very big, and since the opening of mask plate is smaller, is easy to cause the opening of mask plate during evaporation and is blocked, from And cause AMOLED line defect and mixed color phenomenon occur, cause quality decline.
The content of the invention
It is an object of the invention to provide a kind of AMOLED dot structures, which can cover by the way that opening is larger Diaphragm plate makes, and the opening for reducing mask plate blocks, and avoids AMOLED from line defect and mixed color phenomenon occur, improves the making of AMOLED Yield.
Shine layer manufacturing method thereof the present invention also aims to AMOLED, the opening of mask plate can be increased, reduce mask The opening of plate blocks, and avoids AMOLED from line defect and mixed color phenomenon occur, improves the making yield of AMOLED.
To achieve the above object, the present invention provides a kind of AMOLED dot structures, including：In the multiple of array arrangement Pixel unit, each pixel unit include：Red sub-pixel, green sub-pixels, blue subpixels and white sub-pixels；
In each pixel unit, the red sub-pixel, green sub-pixels, blue subpixels and white sub-pixels are in field Shape arranges, and the red sub-pixel is located at same a line with green sub-pixels, and the blue subpixels are located at white sub-pixels Same a line；The red sub-pixel is located at the blue subpixels and white sub-pixels top, the blueness with green sub-pixels Sub-pixel is located at the left side of the white sub-pixels；
In the adjacent pixel unit of each two, the red sub-pixel of a pixel unit is located at the left side of green sub-pixels, The red sub-pixel of one other pixel unit is located at the right side of green sub-pixels；
The red sub-pixel has red light emitting layer, and green sub-pixels have green light emitting layer, and blue subpixels have Blue light-emitting layer, white sub-pixels have the white hair for being superimposed and being formed by red light emitting layer, green light emitting layer and blue light-emitting layer Photosphere.
The white light-emitting layer includes red light emitting layer, green light emitting layer and the blue-light-emitting stacked gradually from bottom to top Layer.
The red sub-pixel, green sub-pixels, the shape of blue subpixels and white sub-pixels are rectangle.
The red sub-pixel, green sub-pixels, the area equation of blue subpixels and white sub-pixels.
A kind of AMOLED of the present invention shines layer manufacturing method thereof, includes the following steps：
Step 1, provide a substrate, including：The multiple pixel regions arranged in array, each pixel region include： Red subpixel areas, green subpixel areas, blue subpixel areas and white sub-pixels region；
In each pixel region, the red subpixel areas, green subpixel areas, blue subpixel areas and white Sub-pixels region is arranged in Tian-shaped, and the red subpixel areas is located at same a line, the indigo plant with green subpixel areas Sub-pixels region is located at same a line with white sub-pixels region；The red subpixel areas is located at green subpixel areas The blue subpixel areas and white sub-pixels overlying regions, the blue subpixel areas are located at the white sub-pixels area The left side in domain；
In the adjacent pixel region of each two, the red subpixel areas of a pixel region is located at green subpixel areas Left side, the red subpixel areas in one other pixel region is located at the right side of green subpixel areas；
Step 2, provide red illuminating material, green luminescent material and blue emitting material, passes through red mask respectively Plate, green mask plate and blue mask plate be deposited on substrate formed red light emitting layer, green light emitting layer, blue light-emitting layer, with And the white light-emitting layer formed is superimposed by red light emitting layer, green light emitting layer and blue light-emitting layer；
The red mask plate corresponds to the red subpixel areas of the substrate and white sub-pixels region is equipped with opening；Institute State that green mask plate corresponds to the green subpixel areas of the substrate and white sub-pixels region is equipped with opening；The blueness mask Plate corresponds to the blue subpixel areas of the substrate and white sub-pixels region is equipped with opening.
The size being each open on the red mask plate is equal to two red subpixel areas and two white sub-pixels The sum of the area in region；The size being each open on the green mask plate is equal to two green subpixel areas and two whites The sum of area of subpixel area；The size being each open on the blueness mask plate is equal to two blue subpixel areas and two The sum of the area in a white sub-pixels region.
The red subpixel areas, green subpixel areas, the shape in blue subpixel areas and white sub-pixels region Shape is rectangle.
The red subpixel areas, green subpixel areas, the face in blue subpixel areas and white sub-pixels region Product is equal.
The production order of red light emitting layer, green light emitting layer and blue light-emitting layer is followed successively by emitting red light in the step 2 Layer, green light emitting layer and blue light-emitting layer are red light emitting layer that the white light-emitting layer includes stacking gradually from bottom to top, green Color luminescent layer and blue light-emitting layer.
The red mask plate, green mask plate and blue mask plate are high-precision metal mask plate.
Beneficial effects of the present invention：The present invention provides a kind of AMOLED dot structures, including：In the more of array arrangement A pixel unit, each pixel unit include in Tian-shaped arrangement red sub-pixel, green sub-pixels, blue subpixels, And white sub-pixels, wherein, red sub-pixel is located at same a line with green sub-pixels, and blue subpixels are located at white sub-pixels Same a line, blue subpixels are located at the left side of the white sub-pixels, up and down two sub-pixel colors adjacent with white sub-pixels Difference, and be superimposed to form white light-emitting layer by red light emitting layer, green light emitting layer and blue light-emitting layer, the dot structure system The opening of used mask plate corresponds to white sub-pixels and color sub-pixels to be deposited when making, compared with the prior art split shed Area only corresponds to the mask plate of solid color sub-pixel, and the opening of the mask plate used in the present invention is significantly increased, covered so as to reduce The opening of diaphragm plate blocks, and avoids AMOLED from line defect and mixed color phenomenon occur, lifts the making yield of AMOLED.The present invention also carries Shine layer manufacturing method thereof for a kind of AMOLED, the opening of mask plate can be increased, the opening for reducing mask plate blocks, and avoids There is line defect and mixed color phenomenon in AMOLED, improves the making yield of AMOLED.
Brief description of the drawings
In order to be further understood that the feature of the present invention and technology contents, refer to below in connection with the detailed of the present invention Illustrate and attached drawing, however attached drawing only provide with reference to and explanation use, be not used for being any limitation as the present invention.
In attached drawing,
Fig. 1 is the schematic diagram of the AMOLED dot structures of the present invention；
The AMOLED that Fig. 2 is the present invention shines the schematic flow diagram of layer manufacturing method thereof；
Fig. 3 be the present invention AMOLED shine layer manufacturing method thereof step 1 schematic diagram；
Fig. 4 be the present invention AMOLED shine layer manufacturing method thereof step 2 used by red mask plate structural representation Figure；
Fig. 5 be the present invention AMOLED shine layer manufacturing method thereof step 2 used by green mask plate structural representation Figure；
Fig. 6 be the present invention AMOLED shine layer manufacturing method thereof step 2 used by blue mask plate structural representation Figure.
Embodiment
Further to illustrate the technological means and its effect of the invention taken, below in conjunction with being preferable to carry out for the present invention Example and its attached drawing are described in detail.
Referring to Fig. 1, present invention firstly provides a kind of AMOLED dot structures, including：The multiple pictures arranged in array Plain unit 10, each pixel unit 10 include：Red sub-pixel R, green sub-pixels G, blue subpixels B and the sub- picture of white Plain W；
In each pixel unit 10, the red sub-pixel R, green sub-pixels G, blue subpixels B and white sub-pixels W is arranged in Tian-shaped, and the red sub-pixel R and green sub-pixels G is located at same a line, the blue subpixels B and white Pixel W is located at same a line；The red sub-pixel R and green sub-pixels G is located at the blue subpixels B and white sub-pixels W Top, the blue subpixels B are located at the left side of the white sub-pixels W；
In the adjacent pixel unit 10 of each two, the red sub-pixel R of a pixel unit 10 is located at green sub-pixels G's Left side, the red sub-pixel R of one other pixel unit 10 are located at the right side of green sub-pixels G；
The red sub-pixel R has red light emitting layer, and green sub-pixels G has green light emitting layer, blue subpixels B tools Have a blue light-emitting layer, white sub-pixels W have be superimposed by red light emitting layer, green light emitting layer and blue light-emitting layer formed it is white Color luminescent layer.
Especially, above-mentioned AMOLED dot structures are opened for one when red light emitting layer is deposited on its used mask plate The sum of the area of the size of mouth equal to two red sub-pixel R and two white sub-pixels W；When green light emitting layer is deposited, its On used mask plate one opening size equal to two green sub-pixels G and two white sub-pixels W area it With；When blue light-emitting layer is deposited, on its used mask plate one opening size be equal to two blue subpixels B and The sum of area of two white sub-pixels W；Split shed area only corresponds to the mask plate of solid color sub-pixel compared with the prior art, The opening of mask plate employed in the present invention significantly increases, so that the opening for reducing mask plate blocks, avoids AMOLED from occurring Line defect and mixed color phenomenon, lift the making yield of AMOLED.Meanwhile the corresponding white light-emitting layers of white sub-pixels W are by red Luminescent layer, green light emitting layer and blue light-emitting layer are formed by stacking, it is not necessary to increase evaporation processing procedure, you can complete white sub-pixels W Making.
Specifically, the order of the red light emitting layer in the white light-emitting layer, green light emitting layer and blue light-emitting layer superposition Do not limit, such as：Be followed successively by red light emitting layer, green light emitting layer and blue light-emitting layer from bottom to top, or from bottom to top according to It is secondary to be red light emitting layer, blue light-emitting layer and green light emitting layer or be followed successively by green light emitting layer, emitting red light from bottom to top Layer and blue light-emitting layer or be followed successively by from bottom to top green light emitting layer, blue light-emitting layer and red light emitting layer or under Blue light-emitting layer, red light emitting layer and green light emitting layer are followed successively by and or is followed successively by blue light-emitting layer, green from bottom to top Color luminescent layer and red light emitting layer.The red light emitting layer, green light emitting layer and blue light-emitting layer overlay order from bottom to top Sequencing when being made by the red light emitting layer, green light emitting layer and blue light-emitting layer determines.
Preferably, the shape of the red sub-pixel R, green sub-pixels G, blue subpixels B and white sub-pixels W are equal For rectangle.The red sub-pixel R, green sub-pixels G, the area equation of blue subpixels B and white sub-pixels W.
Referring to Fig. 2, shining layer manufacturing method thereof the present invention also provides a kind of AMOLED, include the following steps：
Step 1, as shown in Figure 3, there is provided a substrate 1, including：The multiple pixel regions 10 ' arranged in array, each picture Plain region 10 ' includes：Red subpixel areas R ', green subpixel areas G ', blue subpixel areas B ' and the sub- picture of white Plain region W '；
In each pixel region 10 ', the red subpixel areas R ', green subpixel areas G ', blue subpixels area Domain B ' and white sub-pixels region W ' is arranged in Tian-shaped, the red subpixel areas R ' and green subpixel areas G ' positions In same a line, the blue subpixel areas B ' and white sub-pixels region W ' is located at same a line；The red subpixel areas R ' and green subpixel areas G ' is located above the blue subpixel areas B ' and white sub-pixels region W ', blueness Pixel region B ' is located at the left side of the white sub-pixels region W '；
In the adjacent pixel region 10 ' of each two, the red subpixel areas R ' of a pixel region 10 ' is positioned at green Pixel area G ' left side, the red subpixel areas R ' in one other pixel region 10 ' is located at the right side of green subpixel areas G ' Side.
Especially, the red subpixel areas R ' in aforesaid substrate 1, green subpixel areas G ', blue subpixel areas The red sub-pixel R in dot structure shown in the position and Fig. 1 of B ' and white sub-pixels region W ', green sub-pixels G, indigo plant The position of sub-pixels B and white sub-pixels W correspond.Preferably, the red subpixel areas R ', green sub-pixels The shape of region G ', blue subpixel areas B ' and white sub-pixels region W ' are rectangle；The red subpixel areas R ', green subpixel areas G ', the area equation of blue subpixel areas B ' and white sub-pixels region W '.
Step 2, as Figure 4-Figure 6, there is provided red illuminating material, green luminescent material and blue emitting material, lead to respectively Red mask plate 2, green mask plate 3 and blue mask plate 4 is crossed to be deposited form red light emitting layer, green emitting on substrate 1 Layer, blue light-emitting layer and be superimposed the white light-emitting layer formed by red light emitting layer, green light emitting layer and blue light-emitting layer；
The red subpixel areas R ' and white sub-pixels region W ' that the red mask plate 2 corresponds to the substrate 1 are equipped with Opening；The green mask plate 3 correspond to the substrate 1 green subpixel areas G ' and white sub-pixels region W ' be equipped with open Mouthful；The blue subpixel areas B ' and white sub-pixels region W ' that the blueness mask plate 4 corresponds to the substrate 1 are equipped with opening.
Specifically, the red light emitting layer is formed at red subpixel areas R ' and white sub-pixels on the substrate 1 Region W ', the green light emitting layer are formed at green subpixel areas G ' and white sub-pixels region W ' on the substrate 1, institute State blue subpixel areas B ' and white sub-pixels region W ' that blue light-emitting layer is formed on the substrate 1.
Further, the size being each open on the red mask plate 2 is equal to two red subpixel areas R ' and two The sum of area of a white sub-pixels region W '；The size being each open on the green mask plate 3 is equal to two sub- pictures of green The sum of area of plain region G ' and two white sub-pixels region W '；The size being each open on the blueness mask plate 4 is equal to The sum of area of two blue subpixel areas B ' and two white sub-pixels region W '；Split shed area is only compared with the prior art The mask plate of corresponding solid color sub-pixel, the opening of the mask plate used in of the invention significantly increases, so as to reduce mask plate Opening block, avoid AMOLED from line defect and mixed color phenomenon occur, lift the making yield of AMOLED.Meanwhile the white Luminescent layer is formed by stacking by red light emitting layer, green light emitting layer and blue light-emitting layer, it is not necessary to increase evaporation processing procedure, you can complete Into the making of white light-emitting layer.
It should be noted that in the step 2 red light emitting layer, green light emitting layer and blue light-emitting layer production order Do not limit, such as：Red light emitting layer, green light emitting layer and blue light-emitting layer are successively followed successively by, or is successively followed successively by red Luminescent layer, blue light-emitting layer and green light emitting layer or priority are followed successively by green light emitting layer, red light emitting layer and blue-light-emitting Layer or successively be followed successively by green light emitting layer, blue light-emitting layer and red light emitting layer or successively be followed successively by blue light-emitting layer, Red light emitting layer and green light emitting layer or priority are followed successively by blue light-emitting layer, green light emitting layer and red light emitting layer.It is described Sequencing when red light emitting layer, green light emitting layer and blue light-emitting layer make corresponds to red described in the white light-emitting layer The overlay order of color luminescent layer, green light emitting layer and blue light-emitting layer from bottom to top.
Specifically, the red mask plate 2, green mask plate 3 and blue mask plate 4 are high-precision metal mask plate.
In conclusion the present invention provides a kind of AMOLED dot structures, including：The multiple pixel lists arranged in array Member, each pixel unit are included in the red sub-pixel of Tian-shaped arrangement, green sub-pixels, blue subpixels and white Pixel, wherein, red sub-pixel is located at same a line with green sub-pixels, and blue subpixels are located at same a line with white sub-pixels, Blue subpixels are located at the left side of the white sub-pixels, and up and down two sub-pixel colors adjacent from white sub-pixels are different, and It is superimposed to form white light-emitting layer by red light emitting layer, green light emitting layer and blue light-emitting layer, which is adopted when making The opening of mask plate corresponds to white sub-pixels and color sub-pixels to be deposited, and split shed area is only corresponding compared with the prior art The mask plate of solid color sub-pixel, the opening of the mask plate used in of the invention significantly increases, so as to reduce opening for mask plate Mouth blocks, and avoids AMOLED from line defect and mixed color phenomenon occur, improves the making yield of AMOLED.The present invention also provides one kind AMOLED shines layer manufacturing method thereof, can increase the opening of mask plate, and the opening for reducing mask plate blocks, and avoids AMOLED from occurring Line defect and mixed color phenomenon, improve the making yield of AMOLED.
The above, for those of ordinary skill in the art, can be with technique according to the invention scheme and technology Other various corresponding changes and deformation are made in design, and all these changes and deformation should all belong to the claims in the present invention Protection domain.

Claims (9)

  1. A kind of 1. AMOLED dot structures, it is characterised in that including：The multiple pixel units (10) arranged in array, it is each Pixel unit (10) includes：Red sub-pixel (R), green sub-pixels (G), blue subpixels (B) and white sub-pixels (W)；
    In each pixel unit (10), the red sub-pixel (R), green sub-pixels (G), blue subpixels (B) and white Pixel (W) is arranged in Tian-shaped, and the red sub-pixel (R) is located at same a line, the blue subpixels with green sub-pixels (G) (B) it is located at same a line with white sub-pixels (W)；The red sub-pixel (R) is located at the sub- picture of blueness with green sub-pixels (G) Plain (B) and the top of white sub-pixels (W), the blue subpixels (B) are located at the left side of the white sub-pixels (W)；
    In the adjacent pixel unit of each two (10), the red sub-pixel (R) of a pixel unit (10) is located at green sub-pixels (G) left side, the red sub-pixel (R) of one other pixel unit (10) are located at the right side of green sub-pixels (G)；
    The red sub-pixel (R) has red light emitting layer, and green sub-pixels (G) have green light emitting layer, blue subpixels (B) With blue light-emitting layer, white sub-pixels (W), which have to be superimposed by red light emitting layer, green light emitting layer and blue light-emitting layer, to be formed White light-emitting layer.
  2. 2. AMOLED dot structures as claimed in claim 1, it is characterised in that the white light-emitting layer include from bottom to top according to Red light emitting layer, green light emitting layer and the blue light-emitting layer of secondary stacking.
  3. 3. AMOLED dot structures as claimed in claim 1, it is characterised in that the red sub-pixel (R), green sub-pixels (G), the shape of blue subpixels (B) and white sub-pixels (W) is rectangle.
  4. 4. the AMOLED dot structures stated such as claim 3, it is characterised in that the red sub-pixel (R), green sub-pixels (G), blue subpixels (B) and the area equation of white sub-pixels (W).
  5. The layer manufacturing method thereof 5. a kind of AMOLED shines, it is characterised in that include the following steps：
    Step 1, provide a substrate (1), including：The multiple pixel regions (10 ') arranged in array, each pixel region (10 ') include：Red subpixel areas (R '), green subpixel areas (G '), blue subpixel areas (B ') and white Pixel region (W ')；
    In each pixel region (10 '), the red subpixel areas (R '), green subpixel areas (G '), blue subpixels Region (B ') and white sub-pixels region (W ') are arranged in Tian-shaped, the red subpixel areas (R ') and green sub-pixels Region (G ') is located at same a line, and the blue subpixel areas (B ') is located at same a line with white sub-pixels region (W ')；It is described Red subpixel areas (R ') is located at the blue subpixel areas (B ') and white sub-pixels with green subpixel areas (G ') The top in region (W '), the blue subpixel areas (B ') are located at the left side of the white sub-pixels region (W ')；
    In the adjacent pixel region (10 ') of each two, the red subpixel areas (R ') of a pixel region (10 ') is positioned at green The left side of subpixel area (G '), the red subpixel areas (R ') in one other pixel region (10 ') are located at green sub-pixels area The right side in domain (G ')；
    Step 2, provide red illuminating material, green luminescent material and blue emitting material, respectively by red mask plate (2), Green mask plate (3) and blue mask plate (4) evaporation on substrate (1) form red light emitting layer, green light emitting layer, blueness hair Photosphere and the white light-emitting layer formed is superimposed by red light emitting layer, green light emitting layer and blue light-emitting layer；
    The red subpixel areas (R ') of the corresponding substrate (1) of red mask plate (2) and white sub-pixels region (W ') Equipped with opening；The green subpixel areas (G ') of the corresponding substrate (1) of the green mask plate (3) and white sub-pixels region (W ') is equipped with opening；The blue subpixel areas (B ') and white sub-pixels of the corresponding substrate (1) of blueness mask plate (4) Region (W ') is equipped with opening；
    The size being each open on the red mask plate (2) is equal to two red subpixel areas (R ') and two sub- pictures of white The sum of area of plain region (W ')；The size being each open on the green mask plate (3) is equal to two green subpixel areas The sum of (G ') and the area of two white sub-pixels regions (W ')；The size being each open on the blueness mask plate (4) is equal to The sum of area of two blue subpixel areas (B ') and two white sub-pixels regions (W ').
  6. The layer manufacturing method thereof 6. AMOLED as claimed in claim 5 shines, it is characterised in that the red subpixel areas The shape of (R '), green subpixel areas (G '), blue subpixel areas (B ') and white sub-pixels region (W ') is square Shape.
  7. The layer manufacturing method thereof 7. AMOLED as claimed in claim 6 shines, it is characterised in that and the red subpixel areas The area equation of (R '), green subpixel areas (G '), blue subpixel areas (B ') and white sub-pixels region (W ').
  8. The layer manufacturing method thereof 8. AMOLED as claimed in claim 5 shines, it is characterised in that red light emitting layer in the step 2, The production order of green light emitting layer and blue light-emitting layer is followed successively by red light emitting layer, green light emitting layer and blue light-emitting layer, institute State red light emitting layer, green light emitting layer and blue light-emitting layer that white light-emitting layer includes stacking gradually from bottom to top.
  9. The layer manufacturing method thereof 9. AMOLED as claimed in claim 5 shines, it is characterised in that the red mask plate (2), green Mask plate (3) and blue mask plate (4) are high-precision metal mask plate.
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