CN218735826U - Display screen and display device - Google Patents

Abstract

The embodiment of the utility model discloses display screen and display device, the display screen includes: a drive substrate; a plurality of light emitting units; each light-emitting unit is composed of a central pixel and an edge pixel positioned on at least one side of the central pixel; the driving substrate can drive each pixel to emit light independently; wherein each of the central pixels is arranged in an array; in each light-emitting unit, edge pixels positioned on the same side of the central pixel are arranged in an array; the pixel arrangement pattern of the display screen is determined based on the shape of each pixel in the light emitting unit and the positional relationship between the pixels, and the shape of the center pixel is different from the shape of the edge pixels. The pixel arrangement graphs are enriched, and the diversification and individuation of the lighting effect of the display screen body are realized.

Description

Display screen and display device

Technical Field

The embodiment of the utility model provides a relate to and show technical field, especially relate to a display screen and display device.

Background

The OLED lighting source is the light source closest to natural light due to the advantages of uniform light emission, eye protection, environmental protection, high color rendering index and the like.

At present, pixels in an OLED screen body mainly adopt an array of a single graph, such as a square or a rectangle, the design of a lighting dynamic effect is easy to limit and converge, and personalized design requirements are difficult to achieve. Therefore, the lighting effect of the display screen is more diversified and personalized, and the problem to be solved urgently is solved.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a display screen and display device to richen the picture of arranging of pixel, realize the diversified and individualized of the display screen body effect of lighting.

According to the utility model discloses an aspect provides a display screen, include:

a drive substrate;

a plurality of light emitting units; each light-emitting unit is composed of a central pixel and an edge pixel positioned on at least one side of the central pixel; the driving substrate can drive each pixel to emit light independently;

wherein each of the central pixels is arranged in an array; in each light-emitting unit, edge pixels positioned on the same side of the central pixel are arranged in an array; the pixel arrangement pattern of the display screen is determined based on the shape of each pixel in the light emitting unit and the positional relationship between the pixels, and the shape of the center pixel is different from the shape of the edge pixels.

Optionally, the light emitting units in two adjacent rows are arranged in a staggered manner, or arranged in an aligned manner;

wherein, the distance between the adjacent pixels is equal and larger than zero.

Optionally, in each light emitting unit, the edge pixel is disposed on each side of the central pixel, and a plurality of edge pixels are disposed around the central pixel; the overall shape formed by the central pixel and the edge pixel is the same as that of the central pixel; wherein the overall shape is the shape of the light emitting unit.

Optionally, the shape of the light-emitting unit and the shape of the central pixel are both polygons;

each side of the central pixel is provided with a trapezoidal edge pixel; of a pair of sides of the edge pixels that are parallel to each other, a shorter side is relatively closer to the center pixel and is parallel to a closer side of the center pixel.

Optionally, the shape of the light-emitting unit and the shape of the central pixel are both parallelogram; the edge pixels surrounded around the center pixel include a first edge pixel, a second edge pixel, a third edge pixel, and a fourth edge pixel;

the first edge pixel and the third edge pixel are positioned on two opposite sides of the central pixel and are arranged in a central symmetry mode by the central point of the central pixel; the second edge pixels and the fourth edge pixels are positioned on two opposite sides of the central pixel and are arranged in a central symmetry mode according to the center of the central pixel.

Optionally, the shape of the light emitting unit and the shape of the central pixel are both circular or both elliptical; the outer side of the center pixel surrounds a plurality of fan-shaped edge pixels.

Optionally, in each light emitting unit, the edge pixel is disposed on each side of the central pixel, and a plurality of edge pixels are disposed around the central pixel; the overall shape formed by the central pixel and the edge pixel is different from the shape of the central pixel; wherein the overall shape is the shape of the light emitting unit.

Optionally, the shape of the light emitting unit is a polygon, and the shape of the central pixel is a circle or an ellipse; the number of the edge pixels is equal to the number of the edges of the light-emitting unit; the figure of each edge pixel is formed by sequentially connecting three straight edges and one arc edge end to end; wherein the arc edges are relatively closer to the central pixel and the arc edges are all equidistant from the central pixel; a straight edge opposite to the arc edge is one edge of the light emitting unit;

or the shape of the central pixel is a polygon, and the shape of the light-emitting unit is a circle or an ellipse; the number of the edge pixels is equal to the number of the edges of the central pixel; the figure of each edge pixel is formed by sequentially connecting three straight edges and one arc edge end to end; wherein the straight edge opposite to the arc edge is relatively closer to the central pixel, and the distances from the straight edge to the central pixel are all equal; the arc edge is a partial edge of the light emitting unit.

Optionally, based on the brightness adjustment of the pixels by the driving substrate and the combined light emission control among the pixels, the display screen forms a display frame including a static frame and a dynamic frame with multiple spatial dimensions.

According to another aspect of the present invention, there is provided a display device, including the display screen of any of the above embodiments.

The embodiment of the utility model provides a technical scheme is through the luminescence unit who arranges that sets up a plurality of arrays on the drive base plate, wherein, including central pixel and the edge pixel that is located central pixel at least one side in the luminescence unit, the shape of central pixel is different with the shape of edge pixel, and every luminescence unit comprises the pixel of two kind at least different shapes promptly. The pixel arrangement pattern of the display screen is determined based on the shape of each pixel in the light-emitting units and the position relation between the pixels, each light-emitting unit comprises pixels in at least two different shapes, the pixel arrangement pattern is enriched, and the driving substrate can drive each pixel to independently emit light, so that the lighting effect of the display screen body is more diversified and personalized.

It should be understood that the statements herein are not intended to identify key or critical features of any embodiment of the present invention, nor are they intended to limit the scope of the invention. Other features of the present invention will become apparent from the following description.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a display screen according to an embodiment of the present invention;

FIG. 2 is a schematic view showing a pixel arrangement pattern of a light emitting unit in the display panel shown in FIG. 1 arranged in a lateral direction;

FIG. 3 is a schematic view showing a pixel arrangement pattern of a light emitting unit in the display panel shown in FIG. 1 arranged in a longitudinal direction;

FIG. 4 is a schematic diagram of a display effect of the display screen shown in FIG. 1;

FIG. 5 is a schematic diagram of another display effect of the display screen shown in FIG. 1;

FIG. 6 is a schematic diagram of another display effect of the display screen shown in FIG. 1;

FIG. 7 is a schematic view of another display effect of the display screen shown in FIG. 1;

fig. 8 is a schematic structural diagram of another display screen provided in an embodiment of the present invention;

fig. 9 is a schematic structural diagram of another display screen provided in an embodiment of the present invention;

fig. 10 is a schematic structural diagram of another display screen according to an embodiment of the present invention.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The embodiment of the utility model provides a display screen, figure 1 is the utility model provides a structural schematic diagram of a display screen, refer to figure 1, the display screen includes:

a driving substrate (not shown);

a plurality of light emitting cells 10; each light emitting unit 10 is composed of a center pixel 11 and an edge pixel 12 located at least one side of the center pixel 11; the driving substrate can drive each pixel to emit light independently;

wherein, each central pixel 11 is arranged in an array; in each light emitting unit 10, the edge pixels 12 located on the same side of the central pixel 11 are arranged in an array; the pixel arrangement pattern of the display screen is determined based on the shape of each pixel in the light emitting unit 10 and the positional relationship between the pixels, and the shape of the center pixel 11 is different from the shape of the edge pixels 12.

It is understood that the driving substrate refers to a film structure capable of providing a driving signal to the light emitting unit 10 and serving as a buffer, a protector, a support, or the like.

Each light emitting unit 10 is composed of a center pixel 11 and an edge pixel 12 located at least one side of the center pixel 11; the driving substrate may drive each pixel to emit light individually. The light emitting units 10 are arranged in an array on the driving substrate, so that each central pixel 11 is arranged in an array on the driving substrate; and in each light emitting unit 10, the edge pixels 12 located on the same side of the central pixel 11 are arranged in an array on the driving substrate. The regularity of pixel arrangement is improved, and the difficulty of wiring setting is reduced. The pixel arrangement pattern of the light emitting unit 10 is determined based on the shape of each pixel in the light emitting unit 10 and the positional relationship between the pixels. The pattern of the central pixel 11 is spliced with the pattern of the edge pixel 12 to form an overall pattern of the light emitting unit 10.

In each of the light emitting units 10, the shape of the central pixel 11 is the same, the positional relationship between the central pixel 11 and the edge pixel 12 is the same, and the shape of the edge pixel 12 is the same at the same position, and the pixel arrangement pattern of the light emitting unit 10 is used as the basic configuration pattern of the pixel arrangement pattern of the display panel. When designing the pixel arrangement pattern of the display screen, the pixel arrangement pattern of the display screen can be obtained by performing simple translation processing on the pixel arrangement pattern of the light-emitting unit 10. FIG. 2 is a schematic view showing a pixel arrangement pattern of a light emitting unit in the display panel shown in FIG. 1 arranged in a lateral direction; FIG. 3 is a schematic view showing a pixel arrangement pattern of a light emitting unit in the display panel shown in FIG. 1 arranged in a longitudinal direction; referring to fig. 2 to 3, the horizontal arrangement is obtained by duplicating the pixel arrangement pattern of the light emitting unit 10 as a basic pattern, and the duplication array distance is H + Q (H is the width of the basic pattern, Q > 0); the longitudinal arrangement is obtained by duplicating the pixel arrangement pattern of the light emitting unit 10, wherein the intersection of the extension lines of the C line segment and the D line segment in the pattern coincides with the intersection of the offset lines of the a line segment and the B line segment, and the offset line distances of the a line segment and the B line segment are equal and greater than 0. The pixel arrangement pattern of the display screen can be obtained by simply translating the pixel arrangement pattern of the light-emitting unit 10, so that the difficulty of setting the pixel arrangement pattern of the display screen can be reduced. In addition, the shape of each pixel and the position relation between the pixels are the same in each light emitting unit 10, so that the forming difficulty of a mask can be reduced when a display screen is prepared.

The shape of the center pixel 11 included in the light emitting unit 10 is different from the shape of the edge pixel 12, i.e., each light emitting unit 10 is composed of pixels of at least two different shapes. The pixel arrangement pattern of the display screen is determined based on the shape of each pixel in the light-emitting units 10 and the position relationship between the pixels, so that each light-emitting unit 10 is arranged to comprise pixels in at least two different shapes, the pixel arrangement pattern of the display screen can be enriched, and the diversification of the lighting effect of the display screen body is improved. And the driving substrate can drive each pixel to emit light independently, and can display various patterns according to requirements, so that the lighting effect of the display screen body is more diversified and personalized.

Illustratively, referring to fig. 4-7, each pixel emits light independently, different illumination patterns may be formed based on illuminating different pixels and in conjunction with adjusting the brightness values of the illuminated pixels, and the formed illumination patterns have a multi-dimensional static or dynamic effect. The lighting of only a part of the edge pixels 12 in the display screen illustrated in fig. 4 forms an effect pattern of an impression of love; the display screen illustrated in fig. 5 has all the edge pixels 12 lit up to form an effect pattern of the safety net; FIG. 6 illustrates an exemplary pattern of starry stars formed after the central pixel 11 is illuminated; the display screen illustrated in fig. 7 is a pattern of lighting a central pixel 11 and a set of edge pixels 12 arranged in parallel, and a pattern of step-like pitch heights is formed by adjusting the luminance values of the lighting pixels.

The embodiment of the utility model provides a display screen, through the luminescence unit who arranges that sets up a plurality of arrays on the drive base plate, wherein, including central pixel and the marginal pixel that is located central pixel at least one side in the luminescence unit, the shape of central pixel is different with marginal pixel's shape, and every luminescence unit comprises the pixel of two kind at least different shapes promptly. The pixel arrangement pattern of the display screen is determined based on the shape of each pixel in the light-emitting units and the position relation between the pixels, each light-emitting unit comprises pixels in at least two different shapes, the pixel arrangement pattern is enriched, and the driving substrate can drive each pixel to independently emit light, so that the lighting effect of the display screen body is more diversified and personalized. In addition, the shape of the central pixel and the distance between the edge pixels are smaller, so that the current design that the display screen only uses a surface as a light-emitting unit is avoided, and the lighting effect of a point line surface can be realized.

In one embodiment of the present invention, the display screen is an OLED display screen, wherein the pixels are organic light emitting structures, and generally include a first electrode, a light emitting material layer, and a second electrode. To form the organic light emitting structure, a first electrode (anode) is electrically connected to the driving substrate. The first electrode may be formed of various conductive materials. The light emitting material layer is positioned on the first electrode, and the light emitting material layer may be formed of a low molecular weight organic material or a high molecular weight organic material. The light emitting material layer may further include at least one of a Hole Injection Layer (HIL), a Hole Transport Layer (HTL), an Electron Transport Layer (ETL), and an Electron Injection Layer (EIL). A second electrode (serving as a cathode of the organic light emitting device OLED) is positioned on the light emitting material layer. When a voltage is applied between the first electrode and the second electrode, the luminescent material layer emits visible light, thereby realizing an image that can be recognized by a user.

In an embodiment of the present invention, referring to fig. 8 and 9, the light emitting units 10 in two adjacent rows are aligned, and the central pixels 11 in two adjacent rows are aligned on the driving substrate; in two adjacent rows, the edge pixels 12 on the same side of the central pixel 11 are aligned on the driving substrate. The arrangement is understood to mean that the rows in which the pixels are located are perpendicular to the columns in which they are located. Referring to fig. 10 and 1, in an embodiment of the present invention, the light emitting units 10 in two adjacent rows are arranged in a staggered manner, and the central pixels 11 in two adjacent rows are arranged in a staggered manner on the driving substrate; in two adjacent rows, the edge pixels 12 on the same side of the central pixel 11 are arranged on the driving substrate in a staggered manner. The alignment or misalignment of the light emitting units 10 in two adjacent rows can be determined according to actual requirements and the pixel arrangement pattern of the light emitting units 10. For the pixel arrangement patterns of the light emitting unit 10 shown in fig. 1 and 10, the light emitting unit 10 is disposed in a staggered manner, so that the effective area of the light emitting region can be increased, and the light emitting brightness of the display screen can be increased.

Referring to fig. 1 and 8 to 9, the distance between two adjacent pixels is equal and greater than zero. It can be understood that, in the same light emitting unit 10, the distance between two adjacent pixels is equal, and the pitch between two adjacent pixels is also equal between two adjacent light emitting units 10, so that the uniformity of the pixel arrangement can be improved.

In an embodiment of the present invention, in each light emitting unit 10, an edge pixel 12 is disposed on each side of a central pixel 11, and a plurality of edge pixels 12 are disposed around the central pixel 11; the overall shape of the central pixel 11 in combination with the edge pixels 12 is the same as the shape of the central pixel 11.

Illustratively, the shape of the light emitting unit 10 and the shape of the central pixel 11 are both polygons. Referring to fig. 1 and 8, the shape of the light emitting unit 10 and the shape of the central pixel 11 are both parallelograms. A trapezoidal edge pixel 12 is arranged on each side of the central pixel 11; of a pair of sides of the edge pixel 12 that are parallel to each other, the shorter side is relatively closer to the center pixel 11 and is parallel to the closer side of the center pixel 11. Wherein the central pixel 11 comprises a first side, a second side, a third side and a fourth side. The edge pixel 12 includes a first edge pixel 121 on the first edge side, a second edge pixel 122 on the second edge side, a third edge pixel 123 on the third edge side, and a fourth edge pixel 124 on the fourth edge side. The first edge pixel 121 and the third edge pixel 123 are located at opposite sides of the central pixel 11 and are arranged in central symmetry with respect to a central point of the central pixel 11; the second edge pixel 122 and the fourth edge pixel 124 are located at opposite sides of the center pixel 11 and are arranged to be centrosymmetric with respect to the center point of the center pixel 11. Alternatively, the shape of the light emitting unit and the shape of the central pixel may both be circular or elliptical (not shown), and the outer side of the central pixel surrounds a plurality of fan-shaped edge pixels.

In another embodiment of the present invention, referring to fig. 9 and 10, in each light emitting unit 10, an edge pixel 12 is disposed on each side of a central pixel 11, and a plurality of edge pixels 12 are disposed around the central pixel 11; the overall shape of the central pixel 11 in combination with the edge pixels 12 is different from the shape of the central pixel 11.

Referring to fig. 9, the light emitting unit 10 has a polygonal shape, and the central pixel 11 has a circular or elliptical shape; the number of edge pixels 12 is equal to the number of sides of the light emitting unit 10; the figure of each edge pixel 12 is formed by sequentially connecting three straight edges and one arc edge end to end; wherein the arc sides are relatively close to the central pixel 11, and the distances from the arc sides to the central pixel 11 are all equal; the straight side opposite to the arc side is one side of the light emitting unit 10.

Referring to fig. 10, the shape of the center pixel 11 is a polygon, and the shape of the light emitting cell 10 is a circle or an ellipse; the number of edge pixels 12 is equal to the number of edges of the central pixel 11; the figure of each edge pixel 12 is formed by sequentially connecting three straight edges and one arc edge end to end; wherein, the straight edge opposite to the arc edge is relatively closer to the central pixel 11, and the distances from the central pixel 11 are all equal; the arc edge is a partial edge of the light emitting unit 10.

The OLED screen body is divided and composed of geometric figures with different specifications, and light emitting areas can be arranged in a scaling combination mode according to the size requirement of the screen body. Each pixel is an independent light emitting area, the brightness of the light emitting area can be independently controlled, the current design that the OLED uses the surface as a light emitting unit is avoided through the brightness adjustment of the light emitting area and the light emitting combination design of each light emitting area, and better lighting effect can be realized through the combination of the point, the line and the surface.

The embodiment of the utility model provides a still provide a display device, including above-mentioned embodiment arbitrary the display screen, have the same technological effect, no longer give unnecessary details here.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments illustrated herein, but is capable of various obvious modifications, rearrangements and substitutions without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (9)

1. A display screen, comprising:

a drive substrate;

a plurality of light emitting units; the plurality of light-emitting units are arranged on the driving substrate in an array manner; each light-emitting unit is composed of a central pixel and a plurality of edge pixels arranged around the central pixel, and the edge pixels positioned on two opposite sides of the central pixel are arranged in a central symmetry mode according to the center of the central point of the edge pixel; the graph of the light-emitting unit is an integral graph formed by splicing a graph of a central pixel with a graph of an edge pixel; the driving substrate can drive each pixel to independently emit light and adjust the light emitting brightness of each pixel;

wherein each of the central pixels is arranged in an array; in each light-emitting unit, edge pixels positioned on the same side of the central pixel are arranged in an array; the pixel arrangement pattern of the display screen is determined based on the shape of each pixel in the light emitting unit and the positional relationship between the pixels, and the shape of the center pixel is different from the shape of the edge pixels.

2. Display screen according to claim 1,

the light emitting units in two adjacent rows are arranged in a staggered manner or in an aligned manner;

wherein, the distance between the adjacent pixels is equal and larger than zero.

3. Display screen according to claim 1,

in each light-emitting unit, the edge pixels are arranged on each side of the central pixel; the overall shape formed by the central pixel and the edge pixel is the same as the shape of the central pixel.

4. Display screen according to claim 3,

the shape of the light-emitting unit and the shape of the central pixel are both polygons;

each side of the central pixel is provided with a trapezoidal edge pixel; of a pair of sides of the edge pixels that are parallel to each other, a shorter side is relatively closer to the center pixel and is parallel to a closer side of the center pixel.

5. The display screen of claim 4, wherein the shape of the light-emitting unit and the shape of the central pixel are both parallelograms; the edge pixels surrounded around the center pixel include a first edge pixel, a second edge pixel, a third edge pixel, and a fourth edge pixel;

the first edge pixel and the third edge pixel are positioned on two opposite sides of the central pixel and are arranged in a central symmetry mode by the central point of the central pixel; the second edge pixels and the fourth edge pixels are positioned on two opposite sides of the central pixel and are arranged in a central symmetry mode according to the center of the central pixel.

6. The display screen of claim 3, wherein the shape of the light-emitting unit and the shape of the central pixel are both circular or both elliptical; the outer side of the center pixel surrounds a plurality of fan-shaped edge pixels.

7. Display screen according to claim 1,

in each light-emitting unit, the edge pixels are arranged on each side of the central pixel; the central pixel is combined with the edge pixel to form an overall shape which is different from the shape of the central pixel.

8. Display screen according to claim 7,

the shape of the light-emitting unit is a polygon, and the shape of the central pixel is a circle or an ellipse;

the number of the edge pixels is equal to the number of the edges of the light-emitting unit; the figure of each edge pixel is formed by sequentially connecting three straight edges and one arc edge end to end; wherein the arc edges are relatively closer to the central pixel and the arc edges are all equidistant from the central pixel; a straight edge opposite to the arc edge is one edge of the light emitting unit;

or the shape of the central pixel is a polygon, and the shape of the light-emitting unit is a circle or an ellipse;

the number of the edge pixels is equal to the number of the edges of the central pixel; the figure of each edge pixel is formed by sequentially connecting three straight edges and one arc edge end to end; wherein the straight edge opposite to the arc edge is relatively closer to the central pixel, and the distances from the straight edge to the central pixel are all equal; the arc edge is a partial edge of the light emitting unit.

9. A display device comprising a display screen according to any one of claims 1 to 8.

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