CN106158904A - A kind of high-resolution flexible display screen and preparation method thereof - Google Patents
A kind of high-resolution flexible display screen and preparation method thereof Download PDFInfo
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Abstract
The present invention relates to a kind of high-resolution flexible display screen, including flexible substrate, being provided with the luminous TFT in top in described flexible substrate drives layer and end luminescence TFT to drive layer, the luminous TFT in described top drives layer and end luminescence TFT to drive on layer and is respectively arranged with the first pixel cell and the second pixel cell, and described first pixel cell and the second pixel cell include the one in blue photons pixel, green glow sub-pixel and HONGGUANG sub-pixel or a combination thereof respectively；After described flexible substrate bending, the first pixel cell and the blue photons pixel of the second pixel cell correspondence position, green glow sub-pixel and HONGGUANG sub-pixel constitute display pixel.High-resolution flexible display screen of the present invention is logical realizes higher resolution by being made up of pixel after flexible substrate doubling the sub-pixel of upper and lower display device.
Description
Technical field
Display Technique field of the present invention, is specifically related to a kind of high-resolution flexible display screen and preparation thereof
Method.
Background technology
Display of organic electroluminescence (English full name is Organic Light-Emitting Display,
It is called for short OLED) have that active illuminating, frivolous, visual angle be big, fast response time, energy-conservation, temperature
Tolerance range is big, can realize the advantage such as Flexible Displays and Transparence Display, is considered to be the next generation most
The novel flat-plate Display Technique of potentiality.
In prior art, the OLED true color method of best results is pixel juxtaposition method
(side-by-side), will red (R), green (G), blue (B) three sub-pixel unit be juxtaposed to
Becoming three primary colors pixel in pixel cell, each sub-pixel has independent organic electroluminescence device.
By the colour mixture ratio of three kinds of color combinations of regulation, produce true color, the trichroism organic electroluminescence of such RGB
Luminescent device one pixel of independent luminous composition.For obtaining higher pixel resolution, red, green,
Blue three kinds of luminous region layer need to be respectively adopted high-accuracy mask evaporation in preparation process, i.e. need three
Group precision metallic Mask.But the full accuracy of precision metallic Mask is restricted due to technological level,
The resolution causing organic electroluminescence display device and method of manufacturing same is difficult to improve；On the other hand, due to high-accuracy
Mask plate precision is high, and each luminous zone is required to para-position and adjusts, and each adjustment all can cause display dress
Put the decline of fabrication yield, therefore improve device cost and limit the realization of higher resolution.
Summary of the invention
It is that in prior art, existing pixel arrangement is difficult to reach high to this end, to be solved by this invention
PPI and device preparation need to use precision mask plate, the problem of complicated process of preparation, Jin Erti
For a kind of high-resolution flexible display screen, its logical by after flexible substrate doubling by upper and lower display device
Sub-pixel constitutes pixel and realizes higher resolution.
Present invention also offers the preparation method of above-mentioned high-resolution flexible display screen.
For solving above-mentioned technical problem, the technical solution used in the present invention is as follows:
A kind of high-resolution flexible display screen, including flexible substrate, described flexible substrate is provided with
The luminous TFT in top drives layer and end luminescence TFT to drive layer, and described top luminescence TFT drives layer and the end to send out
Light TFT drives and is respectively arranged with the first pixel cell and the second pixel cell, described first picture on layer
Element unit and the second pixel cell include blue photons pixel, green glow sub-pixel and HONGGUANG sub-pixel respectively
In one or a combination thereof；
After described flexible substrate bending, the first pixel cell and the indigo plant of the second pixel cell correspondence position
Sub-pixels, green glow sub-pixel and HONGGUANG sub-pixel constitute display pixel.
The luminous TFT in described top drives layer and end luminescence TFT to drive layer to lay respectively at described flexible substrate
The both sides of centrage.
Described first pixel cell is blue photons pixel, the second pixel cell include HONGGUANG sub-pixel and
Green glow sub-pixel, after described flexible substrate bending, the blue photons pixel of correspondence position, green glow picture
Element and HONGGUANG sub-pixel collectively form display pixel.
Described first pixel cell and described second pixel cell include blue photons pixel, green glow respectively
Sub-pixel and HONGGUANG sub-pixel, after described flexible substrate bending, the blue photons pixel of correspondence position,
Green glow sub-pixel and HONGGUANG sub-pixel collectively form display pixel.
The blue photons pixel of each pixel cell, green glow sub-pixel and HONGGUANG sub-pixel are arranged side by side.
The green glow sub-pixel of each display pixel and HONGGUANG sub-pixel projection symmetry in the horizontal plane is divided
Cloth is in the both sides of described blue photons pixel center line.
Described green glow sub-pixel and the described HONGGUANG sub-pixel of each pixel cell are arranged on described blue light
The same side of sub-pixel, HONGGUANG sub-pixel described in described pixel cell and green glow sub-pixel are in level
Projection on face is all or part of.
Green glow sub-pixel described in described pixel cell and the projection on perpendicular of the HONGGUANG sub-pixel
The most overlapping.
The green glow sub-pixel of each display pixel, HONGGUANG sub-pixel and blue photons pixel are in the horizontal plane
Projection overlapping.
Being provided with blocking protecting layer in described flexible substrate, described top luminescence TFT drives layer and the end to send out
Light TFT drives layer to be arranged on described blocking protecting layer, by encapsulation after described flexible substrate bending
Glue and described blocking protecting layer are collectively forming encapsulation.
The preparation method of a kind of high-resolution flexible display screen, comprises the steps:
S1, flexible substrate is fitted on rigid plane or cylinder surface, and is formed in flexible substrate
Blocking protecting layer；
S2, blocking protecting layer formed the luminous TFT in top drive layer and end luminescence TFT to drive layer,
The luminous TFT in top drives the centrage two that layer and end luminescence TFT drive layer to be distributed in described flexible substrate
Side；
S3, drive at the luminous TFT in top and form the first pixel cell on layer, drive at end luminescence TFT
Layer forms the second pixel cell, and the first pixel cell and the second pixel cell include blue photons picture respectively
One in element, green glow sub-pixel and HONGGUANG sub-pixel or a combination thereof；
S4 and by described flexible substrate along its centrage doubling, the first picture of described centrage both sides
The blue photons pixel of correspondence position, green glow sub-pixel and HONGGUANG in element unit and the second pixel cell
Sub-pixel constitutes display pixel, encapsulates and get final product.
Rigid face in described step S1 is rigid plane or cylinder surface.
The technique scheme of the present invention has the advantage that compared to existing technology
(1) the high-resolution flexible display screen of the present invention is to arrange the luminous TFT in top on flexible substrates
Drive layer and end luminescence TFT to drive layer, and luminous TFT drives layer and end luminescence TFT to drive on top
The first pixel cell and the second pixel cell, after flexible substrate doubling, first it is respectively provided with on Ceng
Pixel cell and the blue photons pixel of the second pixel cell correspondence position, green glow sub-pixel and HONGGUANG
Pixel constitutes display pixel, utilizes the preparation technology of existing display device, i.e. can use and prepare high score
The display screen body of resolution.High-resolution flexible display screen as shown in Figure 6, due to each display picture
Three sub-pixs of element (in figure shown in dotted line frame) are stacked arrangements, resolution and juxtaposition
Display device is compared and can be improved twice, even if the display unit shown in dotted line frame in Fig. 3, as
Element resolution can double.
(2) present invention utilizes the blocking protecting layer of itself to substitute surface encapsulation, simplifies manufacture work
Skill, reduces manufacturing cost, improves manufacturing yield, can also extend flexibility simultaneously
The service life of display device.
(3) display device up and down of high-resolution flexible display screen of the present invention all can individually show,
The life-span of display device can greatly be improved.
Accompanying drawing explanation
In order to make present disclosure be more likely to be clearly understood, concrete below according to the present invention
Embodiment also combines accompanying drawing, and the present invention is further detailed explanation, wherein
Fig. 1-3 is high-resolution flexible display screen preparation process structural representation；
Fig. 4-6 is second embodiment of the invention preparation process structural representation；
Fig. 7 is the top view of Fig. 4；
Fig. 8-9 is third embodiment of the invention preparation process structural representation；
In figure, reference is expressed as: the luminous TFT in 1-flexible substrate, 21-top drives at the bottom of layer, 22-
Luminous TFT drives layer, 3-blue photons pixel, 4-green glow sub-pixel, 5-HONGGUANG sub-pixel, 6-envelope
Dress glue, 7-blocking protecting layer.
Detailed description of the invention
In order to make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing
Embodiments of the present invention are described in further detail.
The present invention can be embodied in many different forms, and should not be construed as limited to explain at this
The embodiment stated.On the contrary, it is provided that these embodiments so that the disclosure will be thorough and complete,
And the design of the present invention will be fully conveyed to those skilled in the art, the present invention will be only by right
Require to limit.In the accompanying drawings, for clarity, can exaggerate layer with the size in region with relative
Size.It should be appreciated that when element such as layer, region or substrate be referred to as " being formed at " or
" be arranged on " another element " on " time, this element can be arranged directly on another element described,
Or intermediary element can also be there is.On the contrary, it is referred to as " being formed directly into " or " straight when element
Connect and be arranged on " on another element time, there is not intermediary element；When element is referred to as " transparent or half
Transparent ", represent that this element has high optical transmittance.
Embodiment 1
As it is shown on figure 3, a kind of high-resolution flexible display screen, including flexible substrate 1, described flexibility
It is provided with blocking protecting layer 7 (not shown) on substrate 1, described blocking protecting layer 7 is arranged
The luminous TFT in top is had to drive layer 21 and end luminescence TFT to drive layer 22, the luminous TFT in described top to drive
Layer 21 and end luminescence TFT drives layer 22 to lay respectively at the both sides of described flexible substrate 1 centrage.
The described luminous TFT in top drives layer 21 and end luminescence TFT to drive on layer 22 to be respectively arranged with the
One pixel cell and the second pixel cell, described first pixel cell and the second pixel cell wrap respectively
Include blue photons pixel 3, green glow sub-pixel 4 and HONGGUANG sub-pixel 5；The blue photons of each pixel cell
Pixel 3, green glow sub-pixel 4 and HONGGUANG sub-pixel 5 are disposed side by side on TFT and drive on layer.As
Other embodiments, described blue photons pixel 3, green glow sub-pixel 4 and HONGGUANG sub-pixel 5
Position relationship can exchange, as long as three is capable of showing pixel after flexible substrate bending.
Described flexible substrate 1 along after its centrage bending, the first pixel cell and the second pixel cell
The blue photons pixel 3 of correspondence position, green glow sub-pixel 4 and HONGGUANG sub-pixel 5 constitute display pixel.
The green glow sub-pixel 4 of each display pixel (region shown in dotted line frame in Fig. 3) and HONGGUANG sub-pixel 5
Projection in the horizontal plane is symmetrically distributed in the both sides of described blue photons pixel 3 centrage.Described picture
Described in element unit, green glow sub-pixel 4 and the HONGGUANG sub-pixel 5 projection on perpendicular are the most overlapping.
After the bending of described flexible substrate 1, its opening is by fluid sealant 6 with described blocking protecting layer 7 altogether
With forming encapsulation.
As shown in Figure 1-Figure 3, the preparation method of above-mentioned high-resolution flexible display screen, including as follows
Step:
S1, flexible substrate 1 is fitted on rigid plane or roll plane, and in flexible substrate 1
On utilize PECVD or ALD or other modes to carry out transparent obstructive protective layer 7 to make, this technique
Temperature can reach about 400 DEG C, and technique is simple, easily realizes；
S2, blocking protecting layer 7 is formed the luminous TFT in top drive layer 21 and end luminescence TFT to drive
Dynamic layer 22, the luminous TFT in top drives layer 21 and end luminescence TFT to drive layer 22 to be distributed in described flexibility
The centrage both sides of substrate 1；
S3, drive at the luminous TFT in top and form the first pixel cell, at end luminescence TFT on layer 21
Drive layer 22 to form the second pixel cell, the first pixel cell and the second pixel cell and include indigo plant respectively
One in sub-pixels 3, green glow sub-pixel 4 and HONGGUANG sub-pixel 5 or a combination thereof；
S4 and by described flexible substrate 1 along its centrage bending, the first of described centrage both sides
The blue photons pixel 3 of the correspondence position in pixel cell and the second pixel cell, green glow sub-pixel 4 and
HONGGUANG sub-pixel 5 constitutes display pixel, and in seeing Fig. 3 dotted line frame, shown region, uses fluid sealant 6
Flexible substrate opening is packaged and get final product.
Wherein the luminous TFT in top drive layer 21, end luminescence TFT drive layer 22, blue photons pixel 3,
The preparation process of green glow sub-pixel 4 and HONGGUANG sub-pixel 5 all uses existing technique.
The high-resolution flexible display screen of the present embodiment is to arrange the luminous TFT in top on flexible substrates to drive
Dynamic layer and end luminescence TFT drive layer, and luminous TFT drives layer and end luminescence TFT to drive layer on top
On be respectively provided with the first pixel cell and the second pixel cell, after flexible substrate bending, the first picture
Element unit and the blue photons pixel of the second pixel cell correspondence position, green glow sub-pixel and HONGGUANG sub-picture
Element constitutes display pixel, utilizes the preparation technology of existing display device, i.e. can use and prepare high-resolution
The display screen body of rate.Compared with prior art, in the present embodiment, pixel resolution can double,
And preparation technology is simple.In addition the high-resolution flexible display screen of the present embodiment utilizes the resistance of itself
Substitute surface encapsulation every protective layer, simplify manufacturing process, reduce manufacturing cost, improve
Manufacture yield, the service life of flexible display apparatus can also be extended simultaneously.Further,
The display device up and down of the high-resolution flexible display screen of the present embodiment all can individually show, it is possible to
Improve the life-span of display device greatly.
Embodiment 2
As shown in Figure 6, a kind of high-resolution flexible display screen, including flexible substrate 1, described flexibility
It is provided with blocking protecting layer (not shown) on substrate 1, described blocking protecting layer is provided with top
Luminous TFT drives layer 21 and end luminescence TFT to drive layer 22, the luminous TFT in described top to drive layer 21
Layer 22 is driven to lay respectively at the both sides of described flexible substrate 1 centrage with end luminescence TFT.
The described luminous TFT in top drives layer 21 and end luminescence TFT to drive on layer 22 to be respectively arranged with the
One pixel cell and the second pixel cell, described first pixel cell and the second pixel cell wrap respectively
Include blue photons pixel 3, green glow sub-pixel 4 and HONGGUANG sub-pixel 5, as other embodiments,
The position relationship of described blue photons pixel 3, green glow sub-pixel 4 and HONGGUANG sub-pixel 5 can exchange,
As long as three is capable of showing pixel after flexible substrate bending.The present embodiment and embodiment 1
Difference be, the arrangement of pixel is different.As it is shown in fig. 7, each pixel cell is described
Green glow sub-pixel 4 and described HONGGUANG sub-pixel 5 be arranged on described blue photons pixel 3 the same side and
Projection in blue photons pixel 3 is the most overlapping；As shown in Figure 6, red described in each pixel cell
Sub-pixels and the projection in the horizontal plane of green glow sub-pixel are the most overlapping.Each pixel
Green glow sub-pixel described in unit 4 and the HONGGUANG sub-pixel 5 projection on perpendicular are the most overlapping.
Due to the described blue photons pixel 3 in the first pixel cell and the second pixel cell, green in the present embodiment
Sub-pixels 4 is identical with the arrangement of HONGGUANG sub-pixel 5, and therefore described each pixel cell is
Refer to the first pixel cell, also refer to the second pixel cell.
Described flexible substrate 1 along after its centrage bending, the first pixel cell and the second pixel cell
The blue photons pixel 3 of correspondence position, green glow sub-pixel 4 and HONGGUANG sub-pixel 5 constitute display pixel.
The green glow sub-pixel 4 of each display pixel (region shown in dotted line frame in Fig. 6), HONGGUANG sub-pixel 5
Overlapping with blue photons pixel 3 projection in the horizontal plane.After shown flexible substrate 1 bending, it is opened
Mouth end is encapsulated by fluid sealant 6.The not shown blocking protecting layer of Fig. 5 and Fig. 6, but all include intercepting
Protective layer, the structure of described blocking protecting layer is identical with structure shown in Fig. 4,.
As Figure 4-Figure 6, the preparation method of above-mentioned high-resolution flexible display screen, including as follows
Step:
S1, flexible substrate 1 is fitted on rigid cylinder surface, takes volume to volume processing procedure (Roll to
Prepared by mode Roll), as other embodiments, the flexible substrate 1 of the present embodiment can also be
It is fitted on rigid plane；Then blocking protecting layer 7 is formed in flexible substrate 1；
S2, formation top luminous TFT driving layer 21 and end luminescence TFT driving on blocking protecting layer
Layer 22, the luminous TFT in top drives layer 21 and end luminescence TFT to drive layer 22 to be distributed in described flexible liner
The centrage both sides at the end 1；
S3, drive at the luminous TFT in top and form the first pixel cell, at end luminescence TFT on layer 21
Drive layer 22 to form the second pixel cell, the first pixel cell and the second pixel cell and include indigo plant respectively
One in sub-pixels 3, green glow sub-pixel 4 and HONGGUANG sub-pixel 5 or a combination thereof；
S4 and by described flexible substrate 1 along its centrage bending, the first of described centrage both sides
The blue photons pixel 3 of the correspondence position in pixel cell and the second pixel cell, green glow sub-pixel 4 and
HONGGUANG sub-pixel 5 constitutes display pixel, sees Fig. 6 dotted line frame inner region, uses fluid sealant 6 right
Flexible substrate opening is packaged and get final product.
The high-resolution flexible display screen of the present embodiment is to arrange the luminous TFT in top in flexible substrate to drive
Layer and end luminescence TFT drive layer, and luminous TFT drives layer and end luminescence TFT to drive on layer on top
It is respectively provided with the first pixel cell and the second pixel cell, after flexible substrate doubling, the first pixel
Unit and the blue photons pixel of the second pixel cell correspondence position, green glow sub-pixel and HONGGUANG sub-pixel
Constitute display pixel, utilize the preparation technology of existing display device, i.e. available preparation high-resolution
Display screen body.High-resolution flexible display screen as shown in Figure 6, due to each display pixel (figure
Shown in middle dotted line frame) three sub-pixs be stacked arrangement, the display dress of resolution and juxtaposition
Put to compare and can improve twice, and preparation technology is simple.In addition the high-resolution of the present embodiment is flexible
Display screen utilizes the blocking protecting layer of itself to substitute surface encapsulation, simplifies manufacturing process, reduces
Manufacturing cost, improves manufacturing yield, can also extend flexible display apparatus simultaneously
Service life.Further, the display device up and down of the high-resolution flexible display screen of the present embodiment
All can individually show, it is possible to improve the life-span of display device greatly.
Embodiment 3
As shown in Figure 8 and Figure 9, the structure of the high-resolution flexible display screen of the present embodiment is with implementing
Example 1, difference is that the arrangement of pixel is different.Wherein said first pixel cell is blue photons picture
Element 3, the second pixel cell includes HONGGUANG sub-pixel 5 and green glow sub-pixel 4, shown green glow sub-pixel
4 and HONGGUANG sub-pixel 5 be disposed side by side on fixed luminous TFT and drive on layer 21.Can implement as other
Mode, the position relationship of described blue photons pixel 3, green glow sub-pixel 4 and HONGGUANG sub-pixel 5 can
To exchange, as long as three is capable of showing pixel after flexible substrate bending.Described flexibility
After substrate 1 bending, the blue photons pixel 3 of correspondence position, green glow sub-pixel 4 and HONGGUANG sub-pixel 5
Collectively form display pixel, shown in Fig. 9 dotted line frame.
The preparation method of above-mentioned high-resolution flexible display screen, comprises the steps:
S1, flexible substrate 1 is fitted on rigid plane or roll plane, and in flexible substrate 1
Form blocking protecting layer；
S2, blocking protecting layer 7 is formed the luminous TFT in top drive layer 21 and end luminescence TFT to drive
Dynamic layer 22, the luminous TFT in top drives layer 21 and end luminescence TFT to drive layer 22 to be distributed in described flexibility
The centrage both sides of substrate 1；
S3, drive at the luminous TFT in top and form the first pixel cell, at end luminescence TFT on layer 21
Driving layer 22 to form the second pixel cell, the first pixel cell is blue photons pixel 3, the second pixel
Unit includes HONGGUANG sub-pixel 5 and green glow sub-pixel 4；
S4 and by described flexible substrate 1 along its centrage bending, the first of described centrage both sides
The blue photons pixel 3 of the correspondence position in pixel cell and the second pixel cell, green glow sub-pixel 4 and
HONGGUANG sub-pixel 5 constitutes display pixel, sees Fig. 9 dotted line frame inner region, uses fluid sealant 6 right
Flexible substrate opening is packaged and get final product.
The high-resolution flexible display screen of the present embodiment is to arrange the luminous TFT in top on flexible substrates to drive
Dynamic layer and end luminescence TFT drive layer, and luminous TFT drives layer and end luminescence TFT to drive layer on top
On be respectively provided with the first pixel cell and the second pixel cell, after flexible substrate doubling, the first picture
Element unit and the blue photons pixel of the second pixel cell correspondence position, green glow sub-pixel and HONGGUANG sub-picture
Element constitutes display pixel, utilizes the preparation technology of existing display device, i.e. can use and prepare high-resolution
The display screen body of rate.Compared with prior art, in the present embodiment, pixel resolution can double,
And preparation technology is simple.In addition the high-resolution flexible display screen of the present embodiment utilizes the resistance of itself
Substitute surface encapsulation every protective layer, simplify manufacturing process, reduce manufacturing cost, improve
Manufacture yield, the service life of flexible display apparatus can also be extended simultaneously.Further,
The display device up and down of the high-resolution flexible display screen of the present embodiment all can individually show, it is possible to
Improve the life-span of display device greatly.
The flexible substrate of the present invention is by polyacrylate, Parylene, polyureas, poly-terephthaldehyde
At least one in acid glycol ester, PEN, polyimides and polystyrene
Make.The material of the blocking protecting layer of the present invention is organic and inorganic or its superposition, the most organic
Material is: P I (polyimides), PET (polyethylene terephthalate), PEN (poly-naphthalene two
Formic acid glycol ester) etc.；Optional inorganic is: silicon nitride, silicon oxide, aluminium sesquioxide,
Silicon oxynitride etc..
Obviously, above-described embodiment is only for clearly demonstrating example, and not to enforcement
The restriction of mode.For those of ordinary skill in the field, on the basis of the above description
Can also make other changes in different forms.Here without also cannot be to all of enforcement
Mode gives exhaustive.And the obvious change thus extended out or variation are still in the present invention
Protection domain among.
Claims (11)
1. a high-resolution flexible display screen, including flexible substrate (1), it is characterised in that
It is provided with the luminous TFT in top in described flexible substrate (1) and drives layer (21) and end luminescence TFT
Layer (22), the luminous TFT in described top is driven to drive layer (21) and end luminescence TFT to drive layer (22)
On be respectively arranged with the first pixel cell and the second pixel cell, described first pixel cell and second
Pixel cell includes blue photons pixel (3), green glow sub-pixel (4) and HONGGUANG sub-pixel (5) respectively
In one or a combination thereof；
After described flexible substrate (1) bending, the first pixel cell and the second pixel cell correspondence position
Blue photons pixel (3), green glow sub-pixel (4) and HONGGUANG sub-pixel (5) constitute display pixel.
High-resolution flexible display screen the most according to claim 1, it is characterised in that described
The luminous TFT in top drives layer (21) and end luminescence TFT to drive layer (22) to lay respectively at described flexibility
The both sides of substrate (1) centrage.
High-resolution flexible display screen the most according to claim 1 and 2, it is characterised in that
Described first pixel cell is blue photons pixel (3), and the second pixel cell includes HONGGUANG sub-pixel (5)
With green glow sub-pixel (4), after described flexible substrate (1) bending, the blue photons pixel of correspondence position
(3), green glow sub-pixel (4) and HONGGUANG sub-pixel (5) collectively form display pixel.
High-resolution flexible display screen the most according to claim 1 and 2, it is characterised in that
Described first pixel cell and described second pixel cell include blue photons pixel (3), green glow respectively
Sub-pixel (4) and HONGGUANG sub-pixel (5), after described flexible substrate (1) bending, correspondence position
Blue photons pixel (3), green glow sub-pixel (4) and HONGGUANG sub-pixel (5) collectively form display
Pixel.
High-resolution flexible display screen the most according to claim 4, it is characterised in that each
The blue photons pixel (3) of pixel cell, green glow sub-pixel (4) and HONGGUANG sub-pixel (5) are side by side
Arrange.
High-resolution flexible display screen the most according to claim 5, it is characterised in that each
Green glow sub-pixel (4) and HONGGUANG sub-pixel (5) projection in the horizontal plane of display pixel are symmetrical
It is distributed in the both sides of described blue photons pixel (3) centrage.
High-resolution flexible display screen the most according to claim 4, it is characterised in that each
The described green glow sub-pixel (4) of pixel cell and described HONGGUANG sub-pixel (5) are arranged on described indigo plant
The same side of sub-pixels (3), HONGGUANG sub-pixel described in described pixel cell and green glow sub-pixel
Projection in the horizontal plane is the most overlapping.
High-resolution flexible display screen the most according to claim 7, it is characterised in that it is special
Levy and be: green glow sub-pixel (4) described in described pixel cell and HONGGUANG sub-pixel (5) are perpendicular
Projection in straight plane is the most overlapping.
High-resolution flexible display screen the most according to claim 8, it is characterised in that each
The display green glow sub-pixel (4) of pixel, HONGGUANG sub-pixel (5) and blue photons pixel (3) are at water
Projection in plane is overlapping.
High-resolution flexible display screen the most according to claim 1, it is characterised in that described
Being provided with blocking protecting layer in flexible substrate (1), described top luminescence TFT drives layer (21) and the end
Luminous TFT drives layer (22) to be arranged on described blocking protecting layer, and described flexible substrate (1) is rolled over
It is collectively forming encapsulation by packaging plastic (6) and described blocking protecting layer after curved.
The preparation method of 11. 1 kinds of high-resolution flexible display screens, it is characterised in that include walking as follows
Rapid:
S1, flexible substrate (1) is fitted on rigid plane or roll plane, and in flexible substrate
(1) blocking protecting layer is formed；
S2, blocking protecting layer is formed the luminous TFT in top drive layer (21) and end luminescence TFT to drive
Dynamic layer (22), the luminous TFT in top drives layer (21) and end luminescence TFT to drive layer (22) distribution
Centrage both sides in described flexible substrate (1)；
S3, drive at the luminous TFT in top that layer (21) is upper forms the first pixel cell, at end luminescence TFT
Drive layer (22) to form the second pixel cell, the first pixel cell and the second pixel cell to wrap respectively
Include the one in blue photons pixel (3), green glow sub-pixel (4) and HONGGUANG sub-pixel (5) or its
Combination；
S4 and by described flexible substrate (1) along its centrage doubling, the of described centrage both sides
The blue photons pixel (3) of the correspondence position in one pixel cell and the second pixel cell, green glow picture
Element (4) and HONGGUANG sub-pixel (5) constitute display pixel, encapsulate and get final product.
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| CN107895735A (en) * | 2017-11-30 | 2018-04-10 | 深圳市普耐光电科技有限公司 | A kind of flexible display screen |
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| CN110335885A (en) * | 2019-04-29 | 2019-10-15 | 上海天马微电子有限公司 | The display methods of display module and display module, display device |
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