CN117177616A - Display panel and display device - Google Patents
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- CN117177616A CN117177616A CN202311246304.1A CN202311246304A CN117177616A CN 117177616 A CN117177616 A CN 117177616A CN 202311246304 A CN202311246304 A CN 202311246304A CN 117177616 A CN117177616 A CN 117177616A
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- 239000000758 substrate Substances 0.000 claims abstract description 24
- 230000000295 complement effect Effects 0.000 claims abstract description 8
- 230000001154 acute effect Effects 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 17
- 239000004973 liquid crystal related substance Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 38
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 6
- 238000001704 evaporation Methods 0.000 description 6
- 239000003086 colorant Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000005538 encapsulation Methods 0.000 description 4
- 238000001771 vacuum deposition Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005525 hole transport Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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Abstract
The application discloses a display panel and a display device, and belongs to the technical field of display. The display panel includes: the liquid crystal display device comprises a substrate, a plurality of pixel areas and a plurality of sub-pixel groups, wherein the pixel areas are arranged on the substrate, and the sub-pixel groups are respectively arranged in the pixel areas. The pixel areas provided by the embodiment of the application are arrayed on the substrate, and the shapes of the opposite sides of the two adjacent pixel areas are complementary, so that the arrangement tightness of the pixel areas in the display panel can be improved. In addition, the plurality of sub-pixel groups are respectively positioned in the plurality of pixel areas, and the shape formed by splicing the sub-pixels in each sub-pixel group is similar to the shape of the pixel area, so that the sub-pixels can be closely distributed, gaps among the sub-pixels can be reduced, the problem that the opening ratio of the display panel is lower in the related art is solved, the effect of improving the opening ratio of the display panel is realized, and the display effect of the display panel can be further improved.
Description
Technical Field
The present application relates to the field of display technologies, and in particular, to a display panel and a display device.
Background
The display panel is a structure having an image display function.
A display panel comprises a substrate and a plurality of pixel areas on the substrate, wherein a plurality of sub-pixel groups are respectively arranged in the plurality of pixel areas, each sub-pixel group comprises sub-pixels with multiple colors, such as a red sub-pixel, a green sub-pixel and a blue sub-pixel, and the sub-pixels with multiple colors emit light with different brightness so as to obtain various colors to be displayed.
However, the plurality of sub-pixel groups cannot be closely arranged, and a large gap exists between the sub-pixels, so that the aperture ratio of the display panel is low.
Disclosure of Invention
The embodiment of the application provides a display panel and a display device, wherein the display panel comprises:
the display device comprises a substrate and a display device, wherein the substrate comprises a plurality of pixel areas, the pixel areas are formed by splicing a hexagonal star shape and two hexagons, the two hexagons are positioned at two sides of one corner of the hexagonal star shape, the plurality of pixel areas are arrayed on the substrate, and the shapes of opposite sides of two adjacent pixel areas are complementary;
the plurality of sub-pixel groups are respectively located in the plurality of pixel areas, each sub-pixel group comprises a first sub-pixel, a second sub-pixel and a third sub-pixel, and the shape formed by splicing the first sub-pixel, the second sub-pixel and the third sub-pixel is similar to the shape of the pixel area.
Optionally, the first subpixel is a blue subpixel;
the area of the first sub-pixel is larger than the area of the second sub-pixel and larger than the area of the third sub-pixel.
Optionally, the sub-pixel group includes one of the first sub-pixel, one of the second sub-pixel, and two of the third sub-pixels;
the shape of the first sub-pixel is a graph formed by splicing a first triangle and two second triangles, the first triangle is larger than the second triangle, and one side of the two second triangles is respectively overlapped with two sides of the first triangle;
the second sub-pixels and the third sub-pixels are quadrilateral, the second sub-pixels are located on the outer sides of the sides, where the second triangle is not arranged, of the first triangle, and the two third sub-pixels are located on the sides, away from the first sub-pixels, of the second sub-pixels.
Optionally, the first triangle and the second triangle are equilateral triangles, and a connecting line of centers of the two second triangles is parallel to an edge of the first triangle where the second triangle is not arranged;
the quadrangle is isosceles trapezoid, the longer bottom edge of the second sub-pixel is located at one side of the shorter bottom edge far away from the first sub-pixel, and the longer bottom edge of the third sub-pixel is located at one side of the shorter bottom edge close to the first sub-pixel.
Optionally, the second sub-pixel is a red sub-pixel, and the third sub-pixel is a green sub-pixel;
alternatively, the second sub-pixel is a green sub-pixel, and the third sub-pixel is a red sub-pixel.
Optionally, the sub-pixel group includes one of the first sub-pixel, one of the second sub-pixel, and one of the third sub-pixel;
the shape of the first sub-pixel is a graph formed by splicing a first triangle and two second triangles, the first triangle is larger than the second triangle, and one side of the two second triangles is respectively overlapped with two sides of the first triangle;
the second sub-pixels are pentagonal, the third sub-pixels are hexagonal, and the second sub-pixels and the third sub-pixels are located on the outer sides of the sides, where the second triangle is not arranged, of the first triangle.
Optionally, the first triangle and the second triangle are equilateral triangles, and a connecting line of centers of the two second triangles is parallel to an edge of the first triangle where the second triangle is not arranged;
the pentagon comprises an acute angle, two sides corresponding to the acute angle of the pentagon are respectively adjacent to the first sub-pixel and the third sub-pixel, and the hexagon is a regular hexagon.
Optionally, the sub-pixel group includes one of the first sub-pixel, one of the second sub-pixel, and one of the third sub-pixel;
the first sub-pixel is in a first pentagon shape, the second sub-pixel is in a pattern formed by splicing a second pentagon and four triangles, one side of each of the four triangles is overlapped with four sides of the second pentagon, and the third sub-pixel is in a hexagon shape;
the first sub-pixel is located outside the side of the second pentagon where the triangle is not located, and the third sub-pixel is located on one side of the second sub-pixel, which is close to the first sub-pixel.
Optionally, the first pentagon and the second pentagon each include two adjacent right angles, a side shared by the two right angles of the second pentagon is a side not provided with the second triangle, and is opposite to a side shared by the two right angles of the first pentagon, the four triangles are equilateral triangles, and the hexagon is a regular hexagon.
According to another aspect of the embodiments of the present application, there is provided a display device including a housing and the display panel, the display panel being located in the housing.
The technical scheme provided by the embodiment of the application has the beneficial effects that at least:
the embodiment of the application provides a display panel comprising a plurality of pixel areas and a plurality of sub-pixel groups, wherein the pixel areas are arrayed on a substrate, and the shapes of opposite sides of two adjacent pixel areas are complementary, so that the arrangement tightness of the pixel areas in the display panel can be improved. In addition, the plurality of sub-pixel groups are respectively positioned in the plurality of pixel areas, and the shape formed by splicing the sub-pixels in each sub-pixel group is similar to the shape of the pixel area, so that the sub-pixels can be closely distributed, gaps among the sub-pixels can be reduced, the problem that the opening ratio of the display panel is lower in the related art is solved, the effect of improving the opening ratio of the display panel is realized, and the display effect of the display panel can be further improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an arrangement of sub-pixels;
fig. 2 is a schematic structural diagram of a display panel according to an embodiment of the present application;
fig. 3 is a schematic diagram of an arrangement structure of subpixels in a display panel according to an embodiment of the present application;
FIG. 4 is a schematic diagram of an arrangement of subpixels in another display panel according to an embodiment of the present application;
FIG. 5 is a schematic diagram of another arrangement of subpixels in a display panel according to an embodiment of the present application;
FIG. 6 is a schematic diagram of another arrangement of subpixels in a display panel according to an embodiment of the present application;
FIG. 7 is a schematic diagram of an arrangement of subpixels in another display panel according to an embodiment of the present application;
FIG. 8 is a schematic diagram of another arrangement of subpixels in a display panel according to an embodiment of the present application;
FIG. 9 is a schematic diagram of an arrangement of subpixels in another display panel according to an embodiment of the present application;
FIG. 10 is a flowchart of a method for manufacturing a display panel according to an embodiment of the present application;
fig. 11 is a schematic structural view of a part of a display panel according to an embodiment of the present application;
fig. 12 is a schematic structural view of a portion of another display panel according to an embodiment of the present application;
fig. 13 is a schematic structural view of a portion of another display panel according to an embodiment of the present application.
Specific embodiments of the present application have been shown by way of the above drawings and will be described in more detail below. The drawings and the written description are not intended to limit the scope of the inventive concepts in any way, but rather to illustrate the inventive concepts to those skilled in the art by reference to the specific embodiments.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present application more apparent, the embodiments of the present application will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, a sub-pixel group 10 is located in a pixel area 14, and each sub-pixel group 10 includes a first sub-pixel 11, two second sub-pixels 12 and a third sub-pixel 13, wherein the first sub-pixel 11 and the third sub-pixel 13 are hexagonal, and the two second sub-pixels 12 are pentagonal. The sub-pixels of each sub-pixel group 10 are not closely arranged, and a large gap exists between the sub-pixels, and in addition, the sub-pixels 10 are not closely arranged and have a large gap, so that the aperture ratio is low, and in addition, the pixel arrangement structure provided in fig. 1 has a problem of low pixel density.
Referring to fig. 2, the display panel 20 according to the embodiment of the present application includes:
the substrate 21, the substrate 21 includes a plurality of pixel areas 22, the pixel areas 22 are a pattern formed by splicing a hexagonal star shape and two hexagons, the two hexagons are located at two sides of one corner of the hexagonal star shape, the plurality of pixel areas 22 are arrayed on the substrate 21, and the shapes of opposite sides of two adjacent pixel areas 22 are complementary.
The plurality of sub-pixel groups 23, the plurality of sub-pixel groups 23 are respectively located in the plurality of pixel regions 22, and each sub-pixel group 23 includes a first sub-pixel 231, a second sub-pixel 232, and a third sub-pixel 233, and a shape formed by stitching the first sub-pixel 231, the second sub-pixel 232, and the third sub-pixel 233 is similar to a shape of the pixel region. The shape of the first, second and third sub-pixels 231, 232 and 233 are approximately the same as the shape of the pixel region, but the size of the shape of the first, second and third sub-pixels 231, 232 and 233 may be smaller than or equal to the size of the shape of the pixel region.
It should be noted that the dashed lines of the hexagonal star shape and the two hexagonal boundaries shown in fig. 2 are for illustrating the shape of the pixel region 22, and are not actual structures. In addition, in order to clearly show that the plurality of pixel regions 22 are arrayed on the substrate 221, fig. 2 shows only one structure and arrangement of the sub-pixel groups 23 in one pixel region 22, and the structure and arrangement of the sub-pixel groups 23 in the other pixel region 22 may be consistent with the pixel region 22, and the shape of each sub-pixel may be divided based on the shape of the pixel region.
In the embodiment of the present application, gaps may exist between a plurality of adjacent sub-pixels located in a plurality of pixel regions 22 due to the manufacturing process, and in addition, some corners of the sub-pixels may be rounded to meet the optical and process requirements, so that the outer contour of the sub-pixel group 23 in each sub-pixel region 22 is approximately equal to the shape of the sub-pixel region 22.
In summary, the embodiment of the application provides a display panel including a plurality of pixel regions and a plurality of sub-pixel groups, wherein the pixel regions are arranged in an array on a substrate, and the opposite sides of two adjacent pixel regions are complementary in shape, so that the compactness of the pixel regions arranged in the display panel can be improved. In addition, the plurality of sub-pixel groups are respectively positioned in the plurality of pixel areas, and the shape formed by splicing the sub-pixels in each sub-pixel group is similar to the shape of the pixel area, so that the sub-pixels can be closely distributed, gaps among the sub-pixels can be reduced, the problem that the opening ratio of the display panel is lower in the related art is solved, the effect of improving the opening ratio of the display panel is realized, and the display effect of the display panel can be further improved.
The display panel provided by the embodiment of the application can be an organic light emitting (Organic Light Emitting Diode, OLED) display panel, the plurality of sub-pixels provided by the embodiment of the application can comprise an electroluminescent material layer and an electrode, wherein the electrode can comprise a cathode and an anode, the cathode and the anode can be matched to drive the electroluminescent material layer, and the light emission with different brightness can be realized by controlling the sub-pixels with different colors in each sub-pixel group, so that various colors to be displayed can be obtained. The plurality of sub-pixels may further include a hole injection layer, a hole transport layer, an electron blocking layer, a hole blocking layer, an electron transport layer, and an electron injection layer, which is not limited in this embodiment. In addition, the area where the sub-pixel provided in the embodiment of the present application is located may be an actual light emitting area of the sub-pixel, where the actual light emitting area may be an area where the electroluminescent material layer is driven by the electrode, or the actual light emitting area may be an area divided by the pixel definition layer.
In one exemplary embodiment, in one pixel group, the first subpixel is a blue subpixel, and the area of the first subpixel is larger than the area of the second subpixel and larger than the area of the third subpixel. One of the second and third sub-pixels may be a red sub-pixel, and the other sub-pixel may be a green sub-pixel, that is, the area of the blue sub-pixel may be larger than the area of the red sub-pixel and the area of the green sub-pixel. Because of the limitation of the blue electroluminescent material, the service life of the blue sub-pixel may be shorter than that of the red sub-pixel and the green sub-pixel, and further the aging speed of the blue sub-pixel is faster than that of the red sub-pixel and the green sub-pixel, and after long-term use, the luminous efficiency of the blue sub-pixel will suddenly drop, so that the display panel may generate color cast problem, and the display effect of the display panel is not facilitated. In the embodiment of the application, the service life of the blue sub-pixel is prolonged by increasing the area of the blue sub-pixel, so that the display effect is improved. In addition, the thickness of the electroluminescent material layer corresponding to the first subpixel may be greater than the thickness of the electroluminescent material layer corresponding to the second subpixel and greater than the thickness of the electroluminescent material layer corresponding to the third subpixel, that is, by increasing the thickness of the blue electroluminescent material layer, the effect of increasing the luminous efficiency and the lifetime of the blue subpixel may be achieved.
In the embodiments of the present application, the arrangement of the sub-pixels in the display panel includes a plurality of modes, and fig. 3 provides an arrangement structure of the sub-pixels in the display panel, referring to fig. 3, the sub-pixel group 23 includes a first sub-pixel 231, a second sub-pixel 232, and two third sub-pixels 233.
The shape of the first sub-pixel 231 is a graph formed by splicing a first triangle A1 and two second triangles A2, wherein the first triangle A1 is larger than the second triangle A2, and one side of the two second triangles A2 is respectively overlapped with two sides of the first triangle A1.
The second sub-pixel 232 and the third sub-pixel 233 are both quadrilateral, the second sub-pixel 232 is located outside the side L2 of the first triangle A1 where the second triangle A2 is not located, and the two third sub-pixels 233 are located at the side of the second sub-pixel 232 away from the first sub-pixel 231.
Note that, the dashed lines of the boundaries of the first triangle A1 and the two second triangles A2 shown in fig. 3 are for illustrating the shape of the first subpixel 231, and are not actual structures.
Based on the pixel arrangement structure shown in fig. 3, the shape formed by splicing the first sub-pixel 231, the second sub-pixel 232 and the two third sub-pixels 233 can be similar to the shape of the pixel area arranged in an array, so that the sub-pixel groups can be closely arranged.
Optionally, in the pixel arrangement structure provided in the embodiment of the present application, each sub-pixel may be in a regular pattern, for example, referring to fig. 4, the first triangle A1 and the second triangle A2 are equilateral triangles, and a line L1 between centers of the two second triangles A2 is parallel to an edge L2 of the first triangle A1 where the second triangle A2 is not disposed. The quadrangle is isosceles trapezoid, and the shapes of the two third sub-pixels 233 are equal, the longer bottom edge L4 of the second sub-pixel 232 is located at one side of the shorter bottom edge L3 away from the first sub-pixel 231, and the longer bottom edge L5 of the third sub-pixel 232 is located at one side of the shorter bottom edge L6 close to the first sub-pixel 231.
In addition, the length of the side L2 of the first triangle A1 where the second triangle A2 is not disposed may be approximately equal to the length of the shorter bottom side L3 of the second subpixel 232, and the sum of the lengths of the longer bottom sides L5 of the two third subpixels 232 may be approximately equal to the longer bottom side L4 of the second subpixel 232. The concave included angle of the first sub-pixel 231 is a first included angle α1, the included angle between the waist of the second pixel 232 and the longer bottom edge L4 is a second included angle α2, the included angle between the waist of the third pixel 233 and the longer bottom edge L5 is a third included angle α3, wherein the sum of the angles of the first included angle α1, the second included angle α2 and the third included angle α3 may be 360 °, and as an example, the first included angle α1 may be 240 °, the second included angle α2 and the third included angle α3 may be 60 °, so that the adjacent sub-pixels may be arranged more tightly.
In this way, the shapes of the first sub-pixel 231, the second sub-pixel 232 and the two third sub-pixels 233 can be made more regular, which is beneficial to the actual manufacturing process of the sub-pixels.
The manufacturing process of the electroluminescent material layer corresponding to the sub-pixel provided by the embodiment of the application may be a vacuum evaporation method, the distance between adjacent sub-pixels may be a minimum distance meeting the accuracy of evaporating the electroluminescent material layer, and the exemplary distance between the edge L2 of the first sub-pixel 231 and the edge L3 of the second sub-pixel 232 may be a minimum distance meeting the accuracy of evaporating the electroluminescent material layer, and the specific range may be 18 micrometers to 25 micrometers, so that the utilization rate of a pixel area may be effectively improved, and the aperture ratio may be improved, thereby improving the definition of a display panel applying the pixel arrangement structure.
Alternatively, for the sub-pixel group 23 in the display panel shown in fig. 3 and 4, the first sub-pixel 231 is a blue sub-pixel, the second sub-pixel 232 is a red sub-pixel, and the third sub-pixel 233 is a green sub-pixel, or the first sub-pixel 231 is a blue sub-pixel, the second sub-pixel 232 is a green sub-pixel, and the third sub-pixel 233 is a red sub-pixel. The area of the first sub-pixel 231 is the largest, i.e., the area of the blue sub-pixel is the largest, which is beneficial to improving the light emitting efficiency and the lifetime of the blue sub-pixel, thereby improving the display effect of the display panel. In addition, the embodiment of the present application is not limited with respect to the color types of the second sub-pixel 232 and the third sub-pixel 233.
Referring to fig. 5, a subpixel group 23 includes a first subpixel 231, a second subpixel 232, and a third subpixel 233.
The shape of the first sub-pixel 231 is a graph formed by splicing a first triangle A1 and two second triangles A2, wherein the first triangle A1 is larger than the second triangle A2, and one side of the two second triangles A2 is respectively overlapped with two sides of the first triangle A1.
The second sub-pixel 232 has a pentagon shape, and the third sub-pixel 233 has a hexagonal shape, and the second sub-pixel 232 and the third sub-pixel 233 are located outside the side L2 of the first triangle A1 where the second triangle A2 is not provided.
Note that, the dashed lines of the boundaries of the first triangle A1 and the two second triangles A2 shown in fig. 5 are for illustrating the shape of the first subpixel 231, and are not actual structures.
Based on the pixel arrangement structure shown in fig. 5, the shape formed by splicing the first sub-pixel 231, the second sub-pixel 232 and the two third sub-pixels 233 can be similar to the shape of the pixel area arranged in the array, so that the tight arrangement between the sub-pixel groups can be realized.
Optionally, in the pixel arrangement structure provided in the embodiment of the present application, each sub-pixel may be in a regular pattern, for example, referring to fig. 6, the first triangle A1 and the second triangle A2 are equilateral triangles, and a line L1 between centers of the two second triangles A2 is parallel to an edge L2 of the first triangle A1 where the second triangle A2 is not disposed. The second sub-pixel 232 has a pentagon shape including an acute angle, two sides corresponding to the acute angle of the second sub-pixel 232 are adjacent to the first sub-pixel 231 and the third sub-pixel 233 respectively, specifically, one side L3 corresponding to the acute angle of the second sub-pixel 232 is opposite to the side L2 of the first triangle A1 where the second triangle A2 is not disposed, and the other side L4 corresponding to the acute angle of the second sub-pixel 232 is opposite to the one side L5 of the third sub-pixel 233. The third sub-pixel 233 has a regular hexagon shape, and the other side L6 of the third sub-pixel 233 is opposite to the side L2 of the first triangle A1 where the second triangle A2 is not disposed. The sum of the lengths of one side L3 of the second sub-pixel 232 corresponding to the acute angle and the other side L6 of the third sub-pixel 233 may be approximately equal to the length of the side L2 of the first triangle A1 where the second triangle A2 is not disposed. The acute angle of the second sub-pixel 232 may be 60 °, and the adjacent sub-pixel groups may be arranged more closely.
In this way, the shapes of the first sub-pixel 231, the second sub-pixel 232 and the two third sub-pixels 233 can be made more regular, which is beneficial to the actual manufacturing process of the sub-pixels.
The manufacturing process of the electroluminescent material layer corresponding to the sub-pixel provided by the embodiment of the application can be a vacuum evaporation method, the distance between adjacent sub-pixels can be the minimum distance for meeting the precision of evaporating the electroluminescent material layer, and the distance between the edge L2 of the first sub-pixel and the edge L3 of the second sub-pixel can meet the minimum distance for evaporating the precision of the electroluminescent material layer, wherein the specific range can be 18 micrometers-25 micrometers, so that the utilization rate of a pixel region can be effectively improved, the aperture ratio can be improved, and the definition of a display panel applying the pixel arrangement structure can be improved.
Alternatively, for the sub-pixel group 23 in the display panel shown in fig. 5 and 6, there are other cases in which the shapes of the second sub-pixel and the third sub-pixel exist, and for example, please refer to fig. 7, the sub-pixel group 23 includes one first sub-pixel 231, one second sub-pixel 232, and one third sub-pixel 233. The shape of the first sub-pixel 231 is a graph formed by splicing a first triangle A1 and two second triangles A2, wherein the first triangle A1 is larger than the second triangle A2, and one side of the two second triangles A2 is respectively overlapped with two sides of the first triangle A1. The second sub-pixel 232 has a hexagonal shape, the third sub-pixel 233 has a pentagonal shape, and the second sub-pixel 232 and the third sub-pixel 233 are located outside the side of the first triangle A1 where the second triangle A2 is not located. In this way, the shape formed by the first sub-pixel 231, the second sub-pixel 232 and the two third sub-pixels 233 in a spliced manner is similar to the shape of the pixel area arranged in an array, so that the sub-pixel groups can be closely arranged.
Referring to fig. 8, a subpixel group 23 includes a first subpixel 231, a second subpixel 232, and a third subpixel 233.
The first sub-pixel 231 is a first pentagon, the second sub-pixel 232 is a pattern formed by splicing a second pentagon A1 and four triangles A2, one side of the four triangles A2 is respectively overlapped with four sides of the second pentagon A1, and the third sub-pixel 233 is a hexagon.
The first subpixel 231 is located outside the side L3 of the second pentagon A1 where the triangle A2 is not disposed, and the third subpixel 233 is located at a side of the second subpixel 232 adjacent to the first subpixel 231.
The dashed lines of the boundaries of the second pentagon A1 and the four triangles A2 shown in fig. 8 are for illustrating the shape of the second subpixel 232, and are not actual structures.
Based on the pixel arrangement structure shown in fig. 8, the shape formed by splicing the first sub-pixel 231, the second sub-pixel 232 and the two third sub-pixels 233 can be similar to the shape of the pixel area arranged in the array, so that the sub-pixels can be closely arranged.
Optionally, in the pixel arrangement structure provided in the embodiment of the present application, each sub-pixel may also have a regular shape, for example, referring to fig. 9, each of the first pentagon and the second pentagon A1 includes two adjacent right angles, and a side L3 shared by the two right angles of the second pentagon is opposite to and approximately equal in length to a side L1 shared by the two right angles of the first pentagon, where a side L3 shared by the two right angles of the second pentagon is a side where the second triangle is not disposed. The four triangles A2 are equilateral triangles, and the hexagons are regular hexagons.
In addition, one side L2 of the first subpixel 231 is opposite to one side L6 of the third subpixel 233, wherein the side L2 of the first subpixel 231 is one adjacent side of the side L1 shared by two right angles of the first subpixel 231, and one side L4 of the second subpixel is opposite to the other side L5 of the third subpixel and is approximately equal in length, wherein the one side L4 of the second subpixel is one side of the triangle A2 that is not coincident with the second pentagon A1. One of the right angles of the first sub-pixels 231 is a first included angle α1, an included angle between an edge L3 of the second pixel 232, where the second triangle is not disposed, and an adjacent edge is a second included angle α2, one of the inner angles of the third pixel 233 is a third included angle α3, where the first included angle α1, the second included angle α2, and the third included angle α3 are adjacent, and the sum of their angles may be 360 °, and as an example, the first included angle α1 is 90 °, the second included angle α2 may be 150 °, the third included angle α3 may be 120 °, so that the adjacent sub-pixels may be arranged more tightly.
In this way, the shapes of the first sub-pixel 231, the second sub-pixel 232 and the two third sub-pixels 233 can be made more regular, which is beneficial to the actual manufacturing process of the sub-pixels.
The manufacturing process of the electroluminescent material layer corresponding to the sub-pixel provided by the embodiment of the application can be a vacuum evaporation method, the distance between adjacent sub-pixels can be the minimum distance for meeting the precision of evaporating the electroluminescent material layer, and the distance between the edge L1 of the first sub-pixel and the edge L3 of the second sub-pixel can meet the minimum distance for evaporating the precision of the electroluminescent material layer, wherein the specific range can be 18 micrometers-25 micrometers, so that the utilization rate of a pixel region can be effectively improved, the aperture ratio can be improved, and the definition of a display panel applying the pixel arrangement structure can be improved.
In summary, the embodiment of the application provides a display panel including a plurality of pixel regions and a plurality of sub-pixel groups, wherein the pixel regions are arranged in an array on a substrate, and the opposite sides of two adjacent pixel regions are complementary in shape, so that the compactness of the pixel regions arranged in the display panel can be improved. In addition, the plurality of sub-pixel groups are respectively positioned in the plurality of pixel areas, and the shape formed by splicing the sub-pixels in each sub-pixel group is similar to the shape of the pixel area, so that the sub-pixels can be closely distributed, gaps among the sub-pixels can be reduced, the problem that the opening ratio of the display panel is lower in the related art is solved, the effect of improving the opening ratio of the display panel is realized, and the display effect of the display panel can be further improved.
In another aspect, an embodiment of the present application provides a method for manufacturing a display panel, referring to fig. 10, the method includes:
step 1001, obtaining a substrate.
The substrate is a component with a flat surface, can play a supporting role, is also beneficial to manufacturing other film layers in the display panel, ensures the flatness of the display panel, and can be a glass substrate.
Step 1002, a first electrode is formed on a substrate.
The first electrode may be formed on the substrate, and the first electrode may be one of a cathode or an anode.
Step 1003, forming an electroluminescent material layer corresponding to the first sub-pixel on the first electrode.
Referring to fig. 11, the electroluminescent material layer 231 corresponding to the first sub-pixel is located on the first electrode, and the electroluminescent material layer 231 corresponding to the first sub-pixel may be blue electroluminescent material.
Step 1004, forming an electroluminescent material layer corresponding to the second sub-pixel on the first electrode.
Referring to fig. 12, the second sub-pixel 232 is located on the first electrode, and the electroluminescent material layer 232 corresponding to the second sub-pixel may be a red electroluminescent material or a green electroluminescent material.
In step 1005, an electroluminescent material layer corresponding to the third sub-pixel is formed on the first electrode.
Referring to fig. 13, the electroluminescent material layer 233 corresponding to the third sub-pixel is located on the first electrode, the electroluminescent material layer 233 corresponding to the third sub-pixel may be another color different from the electroluminescent material layer 232 corresponding to the second sub-pixel, and the electroluminescent material layer 233 corresponding to the third sub-pixel may be a red electroluminescent material or a green electroluminescent material. In addition, the shape formed by the combination of the electroluminescent material layer 231 corresponding to the first subpixel, the electroluminescent material layer 232 corresponding to the second subpixel, and the electroluminescent material layer 233 corresponding to the third subpixel approximates to the pattern of the pixel region, so that the first subpixel, the second subpixel, and the third subpixel can be closely arranged. For the specific content of the pixel area, reference may also be made to the above-mentioned embodiments, and the embodiments of the present application are not described herein again.
Step 1006, forming a second electrode and other layers on the electroluminescent material layer.
The second electrode and other film layers can be formed on the electroluminescent material layer corresponding to the three sub-pixels, wherein the second electrode can be matched with the first electrode, so that the electroluminescent material layer can be driven, and the second electrode can be the other one of the cathode and the anode.
Step 1007, packaging to obtain the display panel.
The display panel may be obtained after encapsulation using the encapsulation layer. The encapsulation layer may prevent moisture from penetrating into the plurality of sub-pixels, thereby avoiding affecting a display effect of the display panel, and may include an inorganic encapsulation layer.
In summary, the embodiments of the present application provide a method for manufacturing a display panel including a plurality of pixel regions and a plurality of sub-pixel groups, where the pixel regions are arranged in an array on a substrate, and opposite sides of two adjacent pixel regions are complementary in shape, so that the compactness of the pixel regions arranged in the display panel can be improved. In addition, the plurality of sub-pixel groups are respectively positioned in the plurality of pixel areas, and the shape formed by splicing the sub-pixels in each sub-pixel group is similar to the shape of the pixel area, so that the sub-pixels can be closely distributed, gaps among the sub-pixels can be reduced, the problem that the opening ratio of the display panel is lower in the related art is solved, and the effect of improving the opening ratio of the display panel is realized. And further, the display effect of the display panel can be improved.
In addition, the embodiment of the application also provides a display device, which comprises a shell and any display panel provided by the embodiment, wherein the display panel can be positioned in the shell. The display device may be various devices including display functions, such as a display, a television, a stand-up advertisement player, a screen drawing device, a mobile phone, various intelligent wearable devices, and the like.
Since the display device includes the display panel provided by the above embodiment, the display device may have a similar effect, that is, the display effect of the display device may be improved.
It is noted that in the drawings, the size of layers and regions may be exaggerated for clarity of illustration. Moreover, it will be understood that when an element or layer is referred to as being "on" another element or layer, it can be directly on the other element or intervening layers may be present. In addition, it will be understood that when an element or layer is referred to as being "under" another element or layer, it can be directly under the other element or intervening layers or elements may be present. In addition, it will be understood that when a layer or element is referred to as being "between" two layers or elements, it can be the only layer between the two layers or elements, or more than one intervening layer or element may also be present. Like reference numerals refer to like elements throughout.
In the present application, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The term "plurality" refers to two or more, unless explicitly defined otherwise.
The foregoing description of the preferred embodiments of the present application is not intended to limit the application, but rather, the application is to be construed as limited to the appended claims.
Claims (10)
1. A display panel, the display panel comprising:
the display device comprises a substrate and a display device, wherein the substrate comprises a plurality of pixel areas, the pixel areas are formed by splicing a hexagonal star shape and two hexagons, the two hexagons are positioned at two sides of one corner of the hexagonal star shape, the plurality of pixel areas are arrayed on the substrate, and the shapes of opposite sides of two adjacent pixel areas are complementary;
the plurality of sub-pixel groups are respectively located in the plurality of pixel areas, each sub-pixel group comprises a first sub-pixel, a second sub-pixel and a third sub-pixel, and the shape formed by splicing the first sub-pixel, the second sub-pixel and the third sub-pixel is similar to the shape of the pixel area.
2. The display panel of claim 1, wherein the first subpixel is a blue subpixel;
the area of the first sub-pixel is larger than the area of the second sub-pixel and larger than the area of the third sub-pixel.
3. The display panel of claim 2, wherein the subpixel group comprises one of the first subpixel, one of the second subpixel, and two of the third subpixels;
the shape of the first sub-pixel is a graph formed by splicing a first triangle and two second triangles, the first triangle is larger than the second triangle, and one side of the two second triangles is respectively overlapped with two sides of the first triangle;
the second sub-pixels and the third sub-pixels are quadrilateral, the second sub-pixels are located on the outer sides of the sides, where the second triangle is not arranged, of the first triangle, and the two third sub-pixels are located on the sides, away from the first sub-pixels, of the second sub-pixels.
4. The display panel according to claim 3, wherein the first triangle and the second triangle are equilateral triangles, and a line connecting centers of the two second triangles is parallel to an edge of the first triangle where the second triangle is not provided;
the quadrangle is isosceles trapezoid, the longer bottom edge of the second sub-pixel is located at one side of the shorter bottom edge far away from the first sub-pixel, and the longer bottom edge of the third sub-pixel is located at one side of the shorter bottom edge close to the first sub-pixel.
5. A display panel according to claim 3, wherein the second sub-pixel is a red sub-pixel and the third sub-pixel is a green sub-pixel;
alternatively, the second sub-pixel is a green sub-pixel, and the third sub-pixel is a red sub-pixel.
6. The display panel of claim 2, wherein the subpixel group comprises one of the first subpixel, one of the second subpixel, and one of the third subpixel;
the shape of the first sub-pixel is a graph formed by splicing a first triangle and two second triangles, the first triangle is larger than the second triangle, and one side of the two second triangles is respectively overlapped with two sides of the first triangle;
the second sub-pixels are pentagonal, the third sub-pixels are hexagonal, and the second sub-pixels and the third sub-pixels are located on the outer sides of the sides, where the second triangle is not arranged, of the first triangle.
7. The display panel according to claim 6, wherein the first triangle and the second triangle are equilateral triangles, and a line connecting centers of the two second triangles is parallel to an edge of the first triangle where the second triangle is not provided;
the pentagon comprises an acute angle, two sides corresponding to the acute angle of the pentagon are respectively adjacent to the first sub-pixel and the third sub-pixel, and the hexagon is a regular hexagon.
8. The display panel of claim 2, wherein the subpixel group comprises one of the first subpixel, one of the second subpixel, and one of the third subpixel;
the first sub-pixel is in a first pentagon shape, the second sub-pixel is in a pattern formed by splicing a second pentagon and four triangles, one side of each of the four triangles is overlapped with four sides of the second pentagon, and the third sub-pixel is in a hexagon shape;
the first sub-pixel is located outside the side of the second pentagon where the triangle is not located, and the third sub-pixel is located on one side of the second sub-pixel, which is close to the first sub-pixel.
9. The display panel of claim 8, wherein the first pentagon and the second pentagon each comprise two adjacent right angles, the sides shared by the two right angles of the second pentagon are sides not provided with the second triangle, and are opposite to the sides shared by the two right angles of the first pentagon, the four triangles are equilateral triangles, and the hexagon is a regular hexagon.
10. A display device comprising a housing and the display panel of any one of claims 1 to 9, the display panel being located in the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311246304.1A CN117177616A (en) | 2023-09-25 | 2023-09-25 | Display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311246304.1A CN117177616A (en) | 2023-09-25 | 2023-09-25 | Display panel and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117177616A true CN117177616A (en) | 2023-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311246304.1A Pending CN117177616A (en) | 2023-09-25 | 2023-09-25 | Display panel and display device |
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| Country | Link |
|---|---|
| CN (1) | CN117177616A (en) |
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2023
- 2023-09-25 CN CN202311246304.1A patent/CN117177616A/en active Pending
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