CN111415964A - O L ED display screen and display device - Google Patents
O L ED display screen and display device Download PDFInfo
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- CN111415964A CN111415964A CN202010306701.3A CN202010306701A CN111415964A CN 111415964 A CN111415964 A CN 111415964A CN 202010306701 A CN202010306701 A CN 202010306701A CN 111415964 A CN111415964 A CN 111415964A
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- 239000000758 substrate Substances 0.000 claims abstract description 11
- 239000010410 layer Substances 0.000 claims description 38
- 239000012044 organic layer Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000003384 imaging method Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/30—Devices specially adapted for multicolour light emission
- H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/86—Arrangements for improving contrast, e.g. preventing reflection of ambient light
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
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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
- H10K59/32—Stacked devices having two or more layers, each emitting at different wavelengths
Abstract
the application relates to an O L ED display screen and a display device, wherein the O L ED display screen comprises a laminated display structure, in the display direction of the O L ED display screen, a substrate of the display structure at the bottom layer is a light-transmitting structure or a non-light-transmitting structure, the display structure at the non-bottom layer is a light-transmitting structure, in the display direction, pixel points contained in all the display structures form a regular pixel structure, the regular pixel structure comprises N pixel units, each pixel unit comprises a red pixel point, a green pixel point and a blue pixel point, and the pixel points are distributed to the display structures in a dispersing mode through the laminated display structure to reduce the pixel density in each display structure, so that the resolution of the O L ED display screen is improved, the pixel density of a mask plate of the O L ED display screen and the element density of an Array layer are not required to be improved, and the manufacturing process and the manufacturing cost of the O L ED display screen are simplified.
Description
Technical Field
the application relates to the technical field of display, in particular to an O L ED display screen and a display device.
Background
in recent years, with the continuous development of display technology, the O L ED (Organic light Emitting Diode) display technology has also made great progress, and the O L ED display screen has received more and more attention and applications due to its advantages of lightness, thinness, fast response, high contrast, flexibility, and the like, and has been mainly applied in the display fields of mobile phones, flat panels, televisions, and the like.
at present, the mainstream O L ED display screen is a 2K display screen, and improving the resolution is an important development direction of the O L ED display screen, but because the Array layer of the O L ED display screen is very complicated, and the RGB evaporation type O L ED display screen also needs to use a fine mask plate and other factors, it is very difficult to improve the PPI (pixel density) of the O L ED display screen, and the cost is also high, so in the implementation process, the inventor finds that at least the following problems exist in the conventional technology, namely the technical process for improving the PPI of the O L ED display screen is complicated, and the manufacturing cost is high.
Disclosure of Invention
therefore, it is necessary to provide an O L ED display and a display device for solving the problems of the conventional O L ED display with high PPI technology, such as complicated process and high manufacturing cost.
in order to achieve the above object, in one aspect, as shown in fig. 1, an embodiment of the present application provides an oeld display panel, including a stacked display structure, in a display direction of the oeld display panel, a substrate of the underlying display structure is a light-transmitting structure or a non-light-transmitting structure, and the non-underlying display structure is a light-transmitting structure;
In the display direction, all the pixel points contained in the display structure form a regular pixel structure; the regular pixel structure comprises N pixel units, and each pixel unit comprises a red pixel point, a green pixel point and a blue pixel point.
In one embodiment, the system further comprises a control chip; the control chip is respectively connected with each display structure.
In one embodiment, the display structure includes a first display structure and a second display structure stacked on the first display structure;
The first display structure comprises first-type pixel points; the second display structure at least comprises second-class pixel points and third-class pixel points; the first-class pixel points, the second-class pixel points and the third-class pixel points are any one of the following pixel points: the red pixel points, the green pixel points and the blue pixel points are different from each other.
In one embodiment, a screen, the display structure includes a first display structure and a second display structure stacked on the first display structure;
The first display structure comprises first-class pixel points and second-class pixel points; the second display structure at least comprises third-class pixel points; the first-class pixel points, the second-class pixel points and the third-class pixel points are any one of the following pixel points: the red pixel points, the green pixel points and the blue pixel points are different from each other.
In one embodiment, the display structure includes a first display structure and a second display structure stacked on the first display structure;
The first display structure comprises first-class pixels, second-class pixels and third-class pixels; the second display structure is one or any combination of the first type pixel points, the second type pixel points and the third type pixel points; the first-class pixel points, the second-class pixel points and the third-class pixel points are any one of the following pixel points: the red pixel points, the green pixel points and the blue pixel points are different from each other.
In one embodiment, the display structure comprises a first display structure, and a second display structure and a third display structure which are sequentially stacked on the first display structure;
The first display structure comprises first-type pixel points; the second display structure at least comprises second-type pixel points; the third display structure at least comprises third-class pixel points; the first-class pixel points, the second-class pixel points and the third-class pixel points are any one of the following pixel points: the red pixel points, the green pixel points and the blue pixel points are different from each other.
In one embodiment, the display structure comprises a first display structure, and a second display structure and a third display structure which are sequentially stacked on the first display structure;
The first display structure comprises first-class pixel points and second-class pixel points; the second display structure or the third display structure at least comprises third-type pixel points; the first-class pixel points, the second-class pixel points and the third-class pixel points are any one of the following pixel points: the red pixel points, the green pixel points and the blue pixel points are different from each other.
In one embodiment, the display structure comprises a first display structure, and a second display structure and a third display structure which are sequentially stacked on the first display structure;
The first display structure comprises first-class pixels, second-class pixels and third-class pixels; the second display structure and the third display structure are one or any combination of the first type pixel points, the second type pixel points and the third type pixel points.
in one embodiment, the display structure comprises a TFE layer, a semi-transparent cathode, an O L ED organic layer, an Array layer and a substrate which are sequentially stacked, wherein the O L ED organic layer comprises pixel points.
on the other hand, the embodiment of the application also provides a display device, which comprises the above-mentioned O L ED display screen.
One of the above technical solutions has the following advantages and beneficial effects:
the O L ED display screen comprises a laminated display structure, wherein in the display direction of the O L ED display screen, a substrate of the display structure at the bottom layer is a light-transmitting structure or a non-light-transmitting structure, the display structure at the non-bottom layer is a light-transmitting structure, pixel points contained in all the display structures form a regular pixel structure in the display direction, the regular pixel structure comprises N pixel units, each pixel unit comprises a red pixel point, a green pixel point and a blue pixel point, and the pixel points are distributed to the display structures in a dispersing mode through the laminated display structure to reduce the pixel density in each display structure, so that the resolution of the O L ED display screen is improved, the pixel density of a mask plate of the O L ED display screen and the element density of an Array layer are not required to be improved, and the manufacturing process and the manufacturing cost of the O L ED display screen are simplified.
Drawings
FIG. 1 is a schematic diagram of an O L ED display screen according to an embodiment;
FIG. 2 is a schematic diagram of a display structure in one embodiment;
FIG. 3 is a schematic diagram of an O L ED display screen according to another embodiment;
FIG. 4 is a schematic diagram illustrating pixel layout of a two-layer display structure in one embodiment;
FIG. 5 is a schematic diagram illustrating pixel arrangement of a two-layer display structure in another embodiment;
FIG. 6 is a schematic diagram illustrating pixel arrangement of a two-layer display structure according to yet another embodiment;
FIG. 7 is a schematic diagram illustrating pixel layout of a three-layer display structure in one embodiment;
FIG. 8 is a schematic diagram illustrating pixel layout of a three-layer display structure in another embodiment;
Fig. 9 is a schematic diagram illustrating pixel arrangement of a three-layer display structure in yet another embodiment.
Detailed Description
To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present application are shown in the drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element and be integral therewith, or intervening elements may also be present. The terms "mounted," "one end," "the other end," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
in order to solve the technical problems of complex process, high manufacturing cost and one aspect of the conventional technology for improving PPI of the O L ED display screen, in one embodiment, as shown in FIG. 1, an O L ED display screen is provided, which includes a stacked display structure 11, wherein in the display direction of the O L ED display screen, a substrate of the display structure 11 at the bottom layer is a light-transmitting structure or a non-light-transmitting structure, and the display structure 11 at the non-bottom layer is a light-transmitting structure;
In the display direction, all the pixel points 13 included in the display structure 11 constitute a regular pixel structure 15; the regular pixel structure 15 includes N pixel units 151, and each pixel unit 151 includes a red pixel, a green pixel, and a blue pixel.
it should be noted that the display structure is a display imaging structure of an O L ED display screen, where the O L ED display screen in the present application includes at least two layers of display structures, each layer of display structures is stacked, in order to ensure that light emitted by each layer of display structures can be transmitted to a display surface of the O L ED display screen (i.e., a front surface of the O L ED display screen).
all contain the pixel in each display structure, watch from the direction of display of O L ED display screen, the pixel that contains in all display structures can performance rule pixel structure, the projection of the pixel that contains in all display structures on the arbitrary plane of perpendicular to direction of display can constitute rule pixel structure promptly, and the pixel that is in different display structures is not overlapped in the display orientation of O L ED display screen position, pixel in the above-mentioned rule pixel structure is arranged according to the imaging principle of O L ED display screen, it is specific, red pixel in the pixel, green pixel and blue pixel are arranged according to the imaging principle of O L ED display screen, form one by red pixel, the pixel unit that green pixel and blue pixel are constituteed.
in one example, as shown in fig. 2, the present application provides a display structure, which includes a TFE (Thin Film Encapsulation) layer 21, a semi-transparent cathode 23, an O L ED organic layer 25, an Array layer 27, and a substrate 29, which are sequentially stacked, wherein the O L ED organic layer 25 includes pixel points 13, it should be noted that, in the display direction of the O L ED display screen, the substrate of the underlying display structure may be a light-transmitting structure or a non-light-transmitting structure, and the substrate of the underlying display structure must be a light-transmitting structure.
in order to control the imaging of the oeld display more precisely, in an example, as shown in fig. 3, the oeld display further includes a control chip 17, the control chip 17 is respectively connected to the display structures 11, specifically, the control chip is connected to the Array layers of the display structures, and one control chip is adopted to simultaneously drive the Array layers, so that the pixels of the display structures emit light in a coordinated manner, thereby achieving precise imaging.
in each embodiment of the O L ED display screen, the O L ED display screen comprises a laminated display structure, wherein in the display direction of the O L ED display screen, a substrate of the display structure at the bottom layer is a light-transmitting structure or a non-light-transmitting structure, the display structure at the non-bottom layer is a light-transmitting structure, pixel points contained in all the display structures form a regular pixel structure in the display direction, the regular pixel structure comprises N pixel units, each pixel unit comprises a red pixel point, a green pixel point and a blue pixel point, and the pixel points are distributed to the display structures in a dispersing mode through the laminated display structure to reduce the pixel density in each display structure, so that the resolution of the O L ED display screen is improved, the pixel density of a mask plate of the O L ED display screen and the element density of an Array layer are not required to be improved, and the manufacturing process and the manufacturing cost of the O L ED display screen are simplified.
the number of layers of the display structure in the oeld display screen of the present application can be determined according to actual requirements, such as a 2-layer display structure, a 3-layer display structure, a 4-layer display structure, and so on, the following detailed description describes the 2-layer display structure and the 3-layer display structure (the arrangement manner of the display structures with other number of layers can refer to the arrangement rule of the 2-layer display structure and the 3-layer display structure):
In one embodiment, when the display structure includes a first display structure and a second display structure stacked on the first display structure, the arrangement modes of the pixel points in the first display structure and the second display structure are at least as follows:
First way (as shown in fig. 4): the first display structure 111 comprises first type pixels 131; the second display structure 113 at least comprises second-type pixels 133 and third-type pixels 135; the first-type pixel 131, the second-type pixel 133 and the third-type pixel 135 are any one of the following pixels: the red pixel points, the green pixel points and the blue pixel points are different from each other.
specifically, in one example, the second display structure includes second-type pixels and third-type pixels, and when the first-type pixels in the first display structure are orthographically projected onto the second display structure, the second-type pixels and the third-type pixels on the second display structure are arranged according to the imaging principle of the oeld display screen, so that pixel units are formed by the first-type pixels, the second-type pixels and the third-type pixels.
Further, in each of the above examples, the size of the pixel point in the first display structure is larger than the size of the pixel point in the second display structure.
in another example, the second display structure includes first type pixels, second type pixels and third type pixels, and when the first type pixels in the first display structure are orthographically projected onto the second display structure, the first type pixels, the second type pixels and the third type pixels on the second display structure are arranged according to the imaging principle of the oeld display screen, so that pixel units are formed by the first type pixels, the second type pixels and the third type pixels.
Further, the pixel units formed by the first-type pixels, the second-type pixels and the third-type pixels are all one of red pixels, green pixels and blue pixels, and are different from each other, for example, the first-type pixels are red pixels, the second-type pixels are green pixels, and the third-type pixels are blue pixels.
Second way (as shown in fig. 5): the first display structure 111 comprises first type pixels 131 and second type pixels 133; the second display structure 113 at least comprises third-type pixel points 134; the first-type pixel 131, the second-type pixel 133 and the third-type pixel 135 are any one of the following pixels: the red pixel points, the green pixel points and the blue pixel points are different from each other.
specifically, in one example, the second display structure includes third-type pixels, and when the first-type pixels and the second-type pixels in the first display structure are orthographically projected onto the second display structure, the third-type pixels and the third-type pixels on the second display structure are arranged according to the imaging principle of the oeld display screen, so that pixel units are formed by the first-type pixels, the second-type pixels and the third-type pixels.
in another example, the second display structure includes first-type pixels and third-type pixels, and when the first-type pixels and the second-type pixels in the first display structure are orthographically projected onto the second display structure, the first-type pixels and the third-type pixels on the second display structure are arranged according to the imaging principle of an O L ED display screen, so that pixel units are formed by the first-type pixels, the second-type pixels and the third-type pixels.
in another example, the second display structure includes second-type pixels and third-type pixels, and when the first-type pixels and the second-type pixels in the first display structure are orthographically projected onto the second display structure, the second-type pixels and the third-type pixels on the second display structure are arranged according to the imaging principle of the oeld display screen, so that pixel units are formed by the first-type pixels, the second-type pixels and the third-type pixels.
in another example, the second display structure includes first-type pixels, second-type pixels and third-type pixels, and when the first-type pixels and the second-type pixels in the first display structure are orthographically projected onto the second display structure, the first-type pixels, the second-type pixels and the third-type pixels on the second display structure are arranged according to the imaging principle of an O L ED display screen, so that pixel units are formed by the first-type pixels, the second-type pixels and the third-type pixels.
Third approach (as shown in fig. 6): the first display structure comprises first-class pixels, second-class pixels and third-class pixels; the second display structure is one or any combination of the first type pixel points, the second type pixel points and the third type pixel points; the first-class pixel points, the second-class pixel points and the third-class pixel points are any one of the following pixel points: the red pixel points, the green pixel points and the blue pixel points are different from each other.
Specifically, in the first example, the second display structure includes first-type pixel points; in a second example, the second display structure includes a second type of pixel points; in a third example, the second display structure includes a third type of pixel points; in a fourth example, the second display structure includes first type pixels and second type pixels; in a fifth example, the second display structure includes pixels of the second type and pixels of the third type; in a sixth example, the second display structure includes a first type of pixel points and a third type of pixel points; in a seventh example, the second display structure includes a first type of pixel, a second type of pixel, and a third type of pixel.
In another embodiment, when the display structure includes a first display structure, and a second display structure and a third display structure stacked on the first display structure in sequence, the arrangement modes of the pixel points in the first display structure, the second display structure and the third display structure are at least as follows:
First way (as shown in fig. 7): the first display structure 111 comprises first type pixels 131; the second display structure 113 at least comprises second-type pixels 133; the third display structure 115 comprises at least a third type of pixel points 135; the first-type pixel 131, the second-type pixel 133 and the third-type pixel 135 are any one of the following pixels: the red pixel points, the green pixel points and the blue pixel points are different from each other.
Specifically, in one example, the second display structure includes pixels of a second type, and the third display structure includes pixels of a third type; in a second example, the second display structure includes a second type of pixel points and a third type of pixel points, and the third display structure includes a third type of pixel points; in a third example, the second display structure includes second-type pixels and third-type pixels, and the third display structure includes second-type pixels and third-type pixels; in a fourth example, the second display structure includes a second type of pixel points and the third display structure includes a second type of pixel points and a third type of pixel points.
Second way (as shown in fig. 8): the first display structure 111 comprises first type pixels 131 and second type pixels 133; the second display structure 113 or the third display structure 115 at least comprises third type pixels 135; the first-type pixel 131, the second-type pixel 133 and the third-type pixel 135 are any one of the following pixels: the red pixel points, the green pixel points and the blue pixel points are different from each other.
Specifically, in an example, the second display structure is any one or combination of a first type of pixel point, a second type of pixel point and a third type of pixel point, and the third display structure includes a third type of pixel point; in a second example, the second display structure is any one or combination of a first type of pixel point, a second type of pixel point and a third type of pixel point, and the third display structure includes the third type of pixel point and further includes the first type of pixel point and/or the second type of pixel point; in a third example, the third display structure is any one or combination of the first type of pixel points, the second type of pixel points and the third type of pixel points, and the second display structure includes the third type of pixel points; in a fourth example, the third display structure is any one or combination of the first-type pixels, the second-type pixels and the third-type pixels, and the second display structure includes the third-type pixels and further includes the first-type pixels and/or the second-type pixels.
Third approach (as shown in fig. 9): the first display structure comprises first-class pixels, second-class pixels and third-class pixels; the second display structure and the third display structure are one or any combination of the first type pixel points, the second type pixel points and the third type pixel points.
Further, in each of the above examples, the size of the pixel point in the first display structure is larger than the size of the pixel point in the second display structure; the size of the pixel points in the second display structure is larger than that of the pixel points in the third display structure.
in each embodiment of this application O L ED display screen, adopt range upon range of display structure, with in the intensive pixel dispersion to each display structure originally, reduced the intensive degree of the pixel of each display structure effectively, and then reduced the pixel intensity of mask plate and the intensive degree of components and parts in the array layer in the manufacturing process, simplified the manufacturing process degree of difficulty and reduced manufacturing cost.
in an embodiment, an embodiment of the present application further provides a display device, including the oeld display screen described in the embodiments of the present application.
it should be noted that the O L ED display screen in this embodiment is the same as the O L ED display screen described in the embodiments of the O L ED display screen in this application, and please refer to the description of the embodiments of the O L ED display screen in this application in detail, which is not described herein again.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. in the display direction of the O L ED display screen, a substrate of the display structure at the bottom layer is a light-transmitting structure or a non-light-transmitting structure, and the display structure at the non-bottom layer is a light-transmitting structure;
In the display direction, all the pixels contained in the display structure form a regular pixel structure; the regular pixel structure comprises N pixel units, and each pixel unit comprises a red pixel point, a green pixel point and a blue pixel point.
2. the O L ED display screen according to claim 1, further comprising a control chip, wherein the control chip is connected to each display structure.
3. an O L ED display screen according to claim 1 or 2, wherein the display structure comprises a first display structure and a second display structure stacked on the first display structure;
The first display structure comprises first-type pixel points; the second display structure at least comprises second-class pixel points and third-class pixel points; the first type pixel points, the second type pixel points and the third type pixel points are any one of the following pixel points: the pixel structure comprises red pixels, green pixels and blue pixels, wherein the first type of pixels, the second type of pixels and the third type of pixels are different from each other.
4. an O L ED display screen according to claim 1 or 2, wherein the display structure comprises a first display structure and a second display structure stacked on the first display structure;
The first display structure comprises first-class pixel points and second-class pixel points; the second display structure at least comprises third-class pixel points; the first type pixel points, the second type pixel points and the third type pixel points are any one of the following pixel points: the pixel structure comprises red pixels, green pixels and blue pixels, wherein the first type of pixels, the second type of pixels and the third type of pixels are different from each other.
5. an O L ED display screen according to claim 1 or 2, wherein the display structure comprises a first display structure and a second display structure stacked on the first display structure;
The first display structure comprises first-class pixels, second-class pixels and third-class pixels; the second display structure is one or any combination of the first type pixel points, the second type pixel points and the third type pixel points; the first type pixel points, the second type pixel points and the third type pixel points are any one of the following pixel points: the pixel structure comprises red pixels, green pixels and blue pixels, wherein the first type of pixels, the second type of pixels and the third type of pixels are different from each other.
6. the O L ED display screen according to claim 1 or 2, wherein the display structure comprises a first display structure and a second display structure and a third display structure sequentially stacked on the first display structure;
The first display structure comprises first-type pixel points; the second display structure at least comprises second-type pixel points; the third display structure at least comprises third-class pixel points; the first type pixel points, the second type pixel points and the third type pixel points are any one of the following pixel points: the pixel structure comprises red pixels, green pixels and blue pixels, wherein the first type of pixels, the second type of pixels and the third type of pixels are different from each other.
7. the O L ED display screen according to claim 1 or 2, wherein the display structure comprises a first display structure and a second display structure and a third display structure sequentially stacked on the first display structure;
The first display structure comprises first-class pixel points and second-class pixel points; the second display structure or the third display structure at least comprises third-type pixel points; the first type pixel points, the second type pixel points and the third type pixel points are any one of the following pixel points: the pixel structure comprises red pixels, green pixels and blue pixels, wherein the first type of pixels, the second type of pixels and the third type of pixels are different from each other.
8. the O L ED display screen according to claim 1 or 2, wherein the display structure comprises a first display structure and a second display structure and a third display structure sequentially stacked on the first display structure;
The first display structure comprises first-class pixels, second-class pixels and third-class pixels; the second display structure and the third display structure are one or any combination of the first type of pixel points, the second type of pixel points and the third type of pixel points.
9. the O L ED display screen of claim 1 or 2, wherein the display structure comprises a TFE layer, a semi-transparent cathode, an O L ED organic layer, an Array layer and a substrate which are sequentially stacked, wherein the O L ED organic layer comprises pixel points.
10. a display device comprising the oeld display panel of any one of claims 1 to 9.
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Application publication date: 20200714 |