CN219203164U

CN219203164U - LED pixel arrangement structure and LED display screen

Info

Publication number: CN219203164U
Application number: CN202223595613.3U
Authority: CN
Inventors: 杨乐; 从洪春; 杨城; 韦桂锋
Original assignee: Xian Novastar Electronic Technology Co Ltd
Current assignee: Xian Novastar Electronic Technology Co Ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-16
Anticipated expiration: 2032-12-30

Abstract

The application provides an LED pixel arrangement structure and an LED display screen, and belongs to the technical field of LED display, wherein the LED pixel arrangement structure comprises a plurality of pixel unit groups which are sequentially arranged at intervals along the horizontal direction; each pixel unit group comprises a first pixel column and a second pixel column which are arranged at intervals, wherein the first pixel columns are alternately and adjacently arranged in sequence according to the sequence of a first sub-pixel, a second sub-pixel and a third sub-pixel along the vertical direction; the second pixel columns are alternately arranged in a butt joint manner along the vertical direction in sequence of the third sub-pixel, the first sub-pixel and the second sub-pixel; the second pixel column is formed with a preset dislocation distance in the vertical direction relative to the first pixel column, so that any one sub-pixel in the second pixel column is positioned between two adjacent sub-pixels adjacent to the any one sub-pixel in the first pixel column in the vertical direction. The application aims to solve the technical problem that in the prior art, color cast of an LED display screen is serious under a lateral viewing angle.

Description

LED pixel arrangement structure and LED display screen

Technical Field

The application belongs to the technical field of LED display, and particularly relates to an LED pixel arrangement structure and an LED display screen.

Background

With the development of the LED display technology, the present LED display screen or LED screen is applied to various fields due to the advantages of low cost, low power consumption, high visibility, free assembly and the like. Meanwhile, along with popularization of application of the LED display screen, requirements of people on display quality of the LED display screen are higher and higher, so that how to improve the display quality of the LED display screen becomes a research hot spot in the field.

The LED display screen or the LED screen is formed by connecting LED display modules. The LED display module comprises a plurality of pixel units which are arranged in an array, each pixel unit is composed of three luminous LED chips or LED lamp beads with different colors of red, green and blue, each luminous LED chip or LED lamp bead is called a sub-pixel or a sub-pixel, that is, each pixel unit is composed of a red sub-pixel R, a green sub-pixel G and a blue sub-pixel B, namely, an RGB pixel is composed, and the RGB pixel is a tricolor pixel unit and corresponds to a single image element.

In the prior art, in a red, green and blue three-color LED lamp (or an RGB three-primary-color pixel unit) in a display module, red sub-pixels R, green sub-pixels G and blue sub-pixels B are all arranged according to a regular longitudinal and transverse matrix, and when a viewing angle is not forward, the above arrangement mode can cause more shielding between pixels, so that when the LED display screen displays, serious color cast problem exists under a lateral viewing angle.

Disclosure of Invention

The utility model aims at providing a LED pixel arrangement structure and LED display screen, aim at solving among the prior art LED display screen and look the serious technical problem of colour cast under the visual angle sideways.

The LED pixel arrangement structure comprises a plurality of pixel unit groups, wherein the pixel unit groups are sequentially arranged at intervals along the horizontal direction; each pixel unit group comprises a first pixel column and a second pixel column which are arranged at intervals along the horizontal direction, each of the first pixel column and the second pixel column comprises a plurality of first sub-pixels, a plurality of second sub-pixels and a plurality of third sub-pixels, the first sub-pixels, the second sub-pixels and the third sub-pixels correspond to three colors, and the three colors comprise red, green and blue;

the first pixel columns are sequentially and alternately arranged along the vertical direction according to the sequence of the first sub-pixels, the second sub-pixels and the third sub-pixels; the second pixel columns are alternately arranged in sequence according to the sequence of the third sub-pixel, the first sub-pixel and the second sub-pixel along the vertical direction;

each sub-pixel in the second pixel column forms a preset dislocation distance in the vertical direction relative to each sub-pixel in the first pixel column, so that any sub-pixel in the second pixel column is positioned between two adjacent sub-pixels adjacent to any sub-pixel in the first pixel column in the vertical direction; the pixel unit group is divided into a plurality of three primary color pixel units in sequence in the vertical direction according to the form of a group of three adjacent sub-pixels, and the colors of the three sub-pixels in the three primary color pixel units are different _。

In one embodiment, the interval distances between any two adjacent sub-pixels in the first pixel column are equal, and the interval distances between any two adjacent sub-pixels in the second pixel column are equal; the preset dislocation distance is 0-1 times of the center line distance of two adjacent sub-pixels in the first pixel column.

In one embodiment, in any of the three primary color pixel units, the connecting lines of the centers of two adjacent sub-pixels are sequentially connected and enclosed to form an isosceles triangle or an equilateral triangle.

In one embodiment, in the plurality of pixel unit groups, the color of the sub-pixels arranged along the same horizontal direction is the same, and the distance between any two adjacent sub-pixels is equal in the sub-pixels arranged along the same horizontal direction.

In one embodiment, the first subpixel is red, the second subpixel is blue, and the third subpixel is green.

In one embodiment, the center distances between any one of the sub-pixels and six circumferentially adjacent sub-pixels in the plurality of pixel unit groups are equal.

Still another object of the present application is to provide an LED pixel arrangement structure, including a plurality of pixel unit groups, a plurality of the pixel unit groups are sequentially arranged in an array at intervals along a horizontal direction; each pixel unit group comprises a first pixel column and a second pixel column which are arranged at intervals along the horizontal direction, each of the first pixel column and the second pixel column comprises a plurality of first sub-pixels, a plurality of second sub-pixels and a plurality of third sub-pixels, the first sub-pixels, the second sub-pixels and the third sub-pixels correspond to three colors, and the three colors comprise red, green and blue;

each sub-pixel in the second pixel column forms a preset dislocation distance in the vertical direction relative to each sub-pixel in the first pixel column, so that any sub-pixel in the second pixel column is positioned between two adjacent sub-pixels adjacent to any sub-pixel in the first pixel column in the vertical direction; the pixel unit group is divided into a plurality of three primary color pixel units in sequence in the vertical direction according to a group of three adjacent sub-pixels, and the colors of three sub-pixels in the three primary color pixel units are different;

in the pixel unit group at the odd position along the horizontal direction, the three-primary-color pixel units at the odd position rotate clockwise by taking the center of the second sub-pixel as a base point along the vertical direction to form a preset included angle, and the three-primary-color pixel units at the even position rotate anticlockwise by taking the center of the second sub-pixel as the base point to form a preset included angle; in the pixel unit group at the even number position along the horizontal direction, the three-primary-color pixel units at the odd number position rotate anticlockwise by taking the center of the second sub-pixel as a base point to form a preset included angle, and the three-primary-color pixel units at the even number position rotate clockwise by taking the center of the second sub-pixel as the base point to form a preset included angle; the preset included angle ranges from 0 degrees to 30 degrees.

In one embodiment, in the plurality of pixel unit groups, a plurality of first sub-pixels arranged in the same horizontal direction, and a distance between two first sub-pixels adjacent to an odd position and a distance between two first sub-pixels adjacent to an even position are equal in the horizontal direction; and a plurality of second sub-pixels arranged in the same horizontal direction, wherein a distance between two adjacent odd-numbered second sub-pixels is equal to a distance between two adjacent even-numbered second sub-pixels.

In one embodiment, in any one of the pixel unit groups, each of the first sub-pixels is located in the same vertical direction, each of the second sub-pixels is located in the same vertical direction, and each of the third sub-pixels is located in the same vertical direction along the vertical direction.

In one embodiment, any one of the three primary color pixel units in the pixel unit group has an electrode group, where the electrode group includes a common electrode shared by three sub-pixels and three independent electrodes respectively used for the three sub-pixels.

In one embodiment, in any of the pixel unit groups, the electrode groups at odd positions are all located in the same vertical direction along the vertical direction, and the electrode groups at even positions are all located in the same vertical direction; and in the pixel unit groups, the electrode groups of the three-primary-color pixel units positioned in the same horizontal direction are positioned in the same horizontal direction, and the distances between any two adjacent electrode groups are equal.

Another object of the present application is to provide an LED display screen, comprising a substrate and an LED pixel arrangement as defined in any one of the above connected to the substrate.

The LED pixel arrangement structure and the LED display screen of the application have the beneficial effects compared with the prior art that: compared with the prior art, the LED pixel arrangement structure and the LED display screen are characterized in that a plurality of pixel unit groups are arranged, each pixel unit group is provided with two rows of three primary color array which are alternately arranged according to different preset rules through a first subpixel, a second subpixel and a third subpixel, namely a first pixel array and a second pixel array, and the first pixel array and the second pixel array in the pixel unit group are arranged in a staggered manner, so that the pixel unit groups are sequentially divided into a plurality of three primary color pixel units in the vertical direction according to the form of one group of three adjacent subpixels; according to the arrangement structure design, dislocation is formed between any sub-pixel and the sub-pixels laterally arranged in the arrangement structure, namely, in the vertical direction, one sub-pixel in one column is located between two adjacent sub-pixels in the other column, so that shielding of each sub-pixel to the sub-pixels laterally arranged in the arrangement structure can be reduced under a lateral viewing angle, and light located at the rear under the lateral viewing angle can be emitted more to be observed, so that the effect of relieving color cast is achieved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings used in the embodiments of the present application or the description of the prior art will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of an LED pixel arrangement structure according to an embodiment of the present application;

fig. 2 is a schematic structural diagram ii of an LED pixel arrangement structure according to an embodiment of the present application;

fig. 3 is a schematic structural diagram of a pixel unit group in an LED pixel arrangement structure according to an embodiment of the present application;

FIG. 4 is a schematic diagram of a three primary color pixel unit in FIG. 1;

FIG. 5 is a schematic diagram II of a three primary color pixel unit in FIG. 1;

FIG. 6 is a schematic diagram of another LED pixel arrangement according to an embodiment of the present disclosure;

FIG. 7 is a schematic diagram of the coordinates of one of the three primary color pixel elements of FIG. 6;

FIG. 8 is a schematic view of the structure of the connection electrode assembly of FIG. 6;

fig. 9 is a schematic structural diagram of an electrode group in an LED pixel arrangement structure according to an embodiment of the present application;

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

Reference numerals illustrate: 1. a pixel unit group; 11. a first pixel column; 111. a first subpixel; 112. a second subpixel; 113. a third sub-pixel; 12. a second pixel column; 13. a three primary color pixel unit; 14. a large group of pixel cells; 2. an electrode group; 21. a common electrode; 22. an independent electrode; 3. a substrate; A. presetting a dislocation distance; alpha, presetting an included angle.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it should be understood that the terms "length," "width," "upper," "lower," "upward," "vertical," "horizontal," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples.

Referring to fig. 1, fig. 2 and fig. 3, an embodiment of the present application is directed to an LED pixel arrangement structure, where the LED pixel arrangement structure includes a plurality of pixel unit groups 1, and the plurality of pixel unit groups 1 are sequentially arranged in an array at intervals along a horizontal direction; each pixel unit group 1 includes a first pixel column 11 and a second pixel column 12 arranged at intervals in the horizontal direction, each of the first pixel column 11 and the second pixel column 12 includes a plurality of first sub-pixels 111, a plurality of second sub-pixels 112, and a plurality of third sub-pixels 113, and the first sub-pixels 111, the second sub-pixels 112, and the third sub-pixels 113 correspond to three colors including red, green, and blue.

As shown in fig. 3, the first pixel columns 11 are alternately arranged in the vertical direction in the order of the first sub-pixels 111, the second sub-pixels 112, and the third sub-pixels 113; the second pixel columns 12 are alternately arranged in the vertical direction in the order of the third subpixel 113, the first subpixel 111, and the second subpixel 112; in the first pixel column 11, a preset vertical interval distance is set between two adjacent sub-pixels, and the preset vertical interval distance between any two adjacent sub-pixels is the same; similarly, in the second pixel column 12, the preset vertical separation distance between two adjacent sub-pixels is set, and the preset vertical separation distance between any two adjacent sub-pixels is the same.

As described with reference to fig. 3, each sub-pixel in the second pixel row 12 is formed with a preset offset distance a in the vertical direction with respect to each sub-pixel in the first pixel row 11, so that any one sub-pixel in the second pixel row 12 is located between two adjacent sub-pixels adjacent to the any one sub-pixel in the first pixel row 11 in the vertical direction; the pixel unit group 1 is divided into a plurality of three primary color pixel units 13 in sequence in the vertical direction according to a group of three adjacent sub-pixels, and the colors of three sub-pixels in the three primary color pixel units 13 are different.

Specifically, the first subpixel 111, the second subpixel 112, and the third subpixel 113 correspond to three colors, wherein the three colors include red (R), green (G), and blue (B), which means that the first subpixel 111, the second subpixel 112, and the third subpixel 113 are any arrangement combination of the red subpixel, the green subpixel, and the blue subpixel, that is, the combination of the first subpixel 111, the second subpixel 112, and the third subpixel 113 includes RGB, RBG, GBR, GRB, BRG and BGR, wherein R represents the red subpixel, G represents the green subpixel, and B represents the blue subpixel.

The outer contour shapes of the first subpixel 111, the second subpixel 112, and the third subpixel 113 are circular or polygonal, and the polygonal shapes include quadrangle, pentagon, hexagon, and the like.

Referring to fig. 1, 2 and 3, the first pixel columns 11 are alternately arranged in the vertical direction in the order of the first sub-pixel 111, the second sub-pixel 112 and the third sub-pixel 113, which means that the first pixel columns 11 are alternately arranged regularly in the order of the first sub-pixel 111, the second sub-pixel 112, the third sub-pixel 113, the first sub-pixel 111, the second sub-pixel 112 and the third sub-pixel 113 … ….

Referring to fig. 1 and 2, the second pixel columns 12 are alternately arranged in the vertical direction in the order of the third subpixel 113, the first subpixel 111, and the second subpixel 112, which means that the second pixel columns 12 are regularly alternately arranged in the order of the third subpixel 113, the first subpixel 111, the second subpixel 112, the third subpixel 113, the first subpixel 111, and the second subpixel 112 … ….

The sub-pixels in the second pixel column 12 are formed with a preset offset distance a in the vertical direction with respect to the sub-pixels in the first pixel column 11, which means that one sub-pixel in the second pixel column 12 is adjacent to the corresponding two adjacent sub-pixels in the first pixel column 11, the sub-pixel in the second pixel column 12 is located between the two adjacent sub-pixels in the first pixel column 11, and the center of the sub-pixel in the second pixel column 12 is a connecting line distance of projection points of centers of the sub-pixels located above in the same vertical direction in the two adjacent sub-pixels in the first pixel column 11.

Referring to fig. 4 and 5, the tricolor pixel unit 13 refers to one subpixel in the first pixel column 11, and two adjacent subpixels corresponding to adjacent subpixels in the second pixel column 12 constitute a unit having three colors, or refers to one subpixel in the second pixel column 12, and two adjacent subpixels corresponding to adjacent subpixels in the first pixel column 11 constitute a unit having three colors. The three colors are red, green and blue, respectively. The centers (center points) of the three sub-pixels in the three-primary-color pixel unit 13 are sequentially wired to enclose a triangle forming a ring shape.

Referring to fig. 1 and 2, the first pixel column 11 and the second pixel column 12 are disposed at intervals in the horizontal direction such that a predetermined horizontal interval distance is formed between the first pixel column 11 and the second pixel column 12.

Referring to fig. 1, a plurality of pixel unit groups 1 are sequentially arranged at intervals in a horizontal direction to form an LED pixel arrangement matrix, wherein, in two adjacent pixel unit groups 1, a second pixel column 12 in the pixel unit group 1 on the left side is arranged at intervals with a first pixel column 11 in the pixel unit group 1 on the right side to form a preset horizontal interval distance, and the preset horizontal interval distance is equal to a preset horizontal interval distance between the first pixel column 11 and the second pixel column 12 in one pixel power supply group.

In this embodiment, by arranging a plurality of pixel unit groups 1, and making each pixel unit group 1 have two columns of three primary color array arranged alternately according to different preset rules by a first subpixel 111, a second subpixel 112 and a third subpixel 113, that is, a first pixel column 11 and a second pixel column 12, and arranging the first pixel column 11 and the second pixel column 12 in the pixel unit group 1 in a staggered manner, the pixel unit groups 1 are sequentially divided in a vertical direction according to a group of three adjacent subpixels to form a plurality of three primary color pixel units 13; according to the arrangement structure design, dislocation is formed between any sub-pixel and the sub-pixels laterally arranged in the arrangement structure, namely, in the vertical direction, one sub-pixel in one column is located between two adjacent sub-pixels in the other column, so that shielding of each sub-pixel to the sub-pixels laterally arranged in the arrangement structure can be reduced under a lateral viewing angle, and light located at the rear under the lateral viewing angle can be emitted more to be observed, so that the effect of relieving color cast is achieved.

Referring to fig. 1, 2 and 3, in one embodiment, the separation distances between any two adjacent sub-pixels in the first pixel column 11 are equal, and the separation distances between any two adjacent sub-pixels in the second pixel column 12 are equal; the preset offset distance a is 0-1 times the distance between the central lines of the adjacent two sub-pixels in the first pixel row 11, and referring to fig. 3, the preset offset distance a is 1/2 times the distance between the central lines of the adjacent two sub-pixels in the first pixel row 11.

Specifically, in the first pixel column 11 and the second pixel column 12, the interval distance between any two adjacent sub-pixels is defined as a preset vertical interval distance, and the preset vertical interval distances are the same, and it is known that the sub-pixels in the first pixel column 11 are uniformly spaced in the vertical direction, and the sub-pixels in the second pixel column 12 are uniformly spaced in the vertical direction.

The sizes of the sub-pixels in the first pixel row 11 (including the area of the light emitting surface) are equal, the sizes of the sub-pixels in the second pixel row 12 are equal, and the sizes of the sub-pixels in the first pixel row 11 are also equal to the sizes of the sub-pixels in the second sub-pixel row 112; at this time, the preset offset distance a is 0-1 times the side length of a sub-pixel in the vertical direction, and in fig. 3, the preset offset distance a is 1/2 times the side length of a sub-pixel in the vertical direction.

In this embodiment, the staggered sub-pixels in the second pixel column 12 are located at the middle symmetrical positions of the two adjacent sub-pixels corresponding to the horizontal positions in the adjacent first pixel column 11, so that the shielding effect of the staggered sub-pixels on the two adjacent sub-pixels at the rear is consistent, and the sub-pixels of the three-primary-color pixel unit 13 emit light more uniformly under the side viewing angle, which is beneficial to alleviating color cast.

In one embodiment, referring to fig. 4 and 5, in any of the three primary color pixel units 13, the connection lines of the centers of two adjacent sub-pixels are sequentially connected and enclosed to form an isosceles triangle or an equilateral triangle.

Specifically, the first subpixel 111 is a red subpixel, the second subpixel 112 is a blue subpixel, and the third subpixel 113 is a green subpixel. The connection line of the central point of the red sub-pixel and the central point of the blue sub-pixel forms one side of the equilateral triangle or the bottom side of the isosceles triangle, the connection line of the central point of the red sub-pixel and the central point of the green sub-pixel forms the other side of the equilateral triangle or one waist of the isosceles triangle, and the connection line of the central point of the green sub-pixel and the central point of the blue sub-pixel forms the third side of the equilateral triangle or the other waist of the isosceles triangle.

In this embodiment, the structure of the tricolor pixel unit 13 is designed as an isosceles triangle or an equilateral triangle, so that the shielding formed by the dislocated sub-pixels to the other two adjacent sub-pixels of the tricolor pixel unit 13 is reduced to the minimum, which is beneficial to reducing the color cast problem of the pixel arrangement structure.

In one embodiment, referring to fig. 1 and 2, in the plurality of pixel unit groups 1, the sub-pixels arranged in the same horizontal direction have the same color, and the distances between any two adjacent sub-pixels are equal.

In this embodiment, the colors of the sub-pixels on one horizontal line are the same and are located on the same horizontal line, for example, as shown in fig. 1, the first horizontal line is red sub-pixel and is located in the same horizontal direction, the second horizontal line is blue sub-pixel and is located in the same horizontal direction, the third horizontal line is green sub-pixel and is located in the same horizontal line, and similarly, the fourth horizontal line, the fifth horizontal line … …, and the like, the sub-pixels are the same in color and are located in the same horizontal direction.

In one embodiment, referring to fig. 1 and 2, the center distances between any one subpixel and six subpixels adjacent to the subpixel in the circumferential direction are equal in the plurality of pixel unit groups 1.

Specifically, in the whole LED pixel arrangement structure, six sub-pixels are arranged around one sub-pixel, and the central point of the one sub-pixel and the connecting lines of the central points of the six sub-pixels in the circumferential direction are equal, that is, the central point of the one sub-pixel located in the center is used as the center of a circle, and the central points of the six sub-pixels in the circumferential direction are uniformly distributed on the same circle using the central point of the sub-pixel as the center of a circle.

In this embodiment, through the above structural design, the shielding formed by the dislocated sub-pixels to the other two adjacent sub-pixels of the tricolor pixel unit 13 is reduced, which is beneficial to reducing the color cast problem of the pixel arrangement structure.

In one embodiment, referring to fig. 1 and 2, in each pixel unit group 1, the first pixel column 11 and the second pixel column 12 are spaced apart by a distance equal to 1-10 times the length of the side or diameter of the sub-pixel. When the spacing distance between the first pixel column 11 and the second pixel column 12 is equal to 5-10 times (including 5 times) the side length or the diameter length of the sub-pixels, an LED pixel arrangement structure of the base plate is formed; when the separation distance between the first pixel column 11 and the second pixel column 12 is equal to 1-5 times (excluding 5 times) the side length or the diameter length of the sub-pixels, a compact version of the LED pixel arrangement is formed.

In this embodiment, the size of the interval between the adjacent first pixel columns 11 and second pixel columns 12 is changed, so that the sub-pixels in the unit area can be more compact, and the luminous points in the unit area are more sufficient, which is beneficial to improving the display definition and the display effect.

The embodiment of the application also provides an LED pixel arrangement structure, and referring to FIG. 6, the LED pixel arrangement structure comprises a plurality of pixel unit groups 1, and the pixel unit groups 1 are sequentially arranged at intervals in the horizontal direction; each pixel unit group 1 includes a first pixel column 11 and a second pixel column 12 arranged at intervals in the horizontal direction, each of the first pixel column 11 and the second pixel column 12 includes a plurality of first sub-pixels 111, a plurality of second sub-pixels 112, and a plurality of third sub-pixels 113, and the first sub-pixels 111, the second sub-pixels 112, and the third sub-pixels 113 correspond to three colors including red, green, and blue.

Wherein, the first pixel columns 11 are alternately arranged in sequence along the vertical direction according to the sequence of the first sub-pixel 111, the second sub-pixel 112 and the third sub-pixel 113; the second pixel columns 12 are alternately arranged in the vertical direction in the order of the third subpixel 113, the first subpixel 111, and the second subpixel 112.

Each sub-pixel in the second pixel row 12 is formed with a preset offset distance in the vertical direction relative to each sub-pixel in the first pixel row 11, so that any sub-pixel in the second pixel row 12 is located between two adjacent sub-pixels adjacent to any sub-pixel in the first pixel row 11 and the second pixel row 12 in the vertical direction; the pixel unit group 1 is divided into a plurality of three primary color pixel units 13 in sequence in the vertical direction according to a group of three adjacent sub-pixels, and the colors of three sub-pixels in the three primary color pixel units 13 are different.

As described with reference to fig. 6 and 7, in the pixel unit group 1 located at the odd-numbered position along the horizontal direction, the three-primary-color pixel units 13 located at the odd-numbered position rotate clockwise with the center of the second sub-pixel 112 as the base point to form a preset included angle α, and the three-primary-color pixel units 13 located at the even-numbered position rotate counterclockwise with the center of the second sub-pixel 112 as the base point to form a preset included angle α; in the pixel unit group 1 at the even number position along the horizontal direction, the three-primary-color pixel units 13 at the odd number position rotate anticlockwise by taking the center of the second sub-pixel 112 as a base point to form a preset included angle alpha, and the three-primary-color pixel units 13 at the even number position rotate clockwise by taking the center of the second sub-pixel 112 as a base point to form a preset included angle alpha; the preset included angle alpha is in the range of 0-30 degrees.

Specifically, the arrangement order of the first pixel row 11 and the second pixel row 12, the preset offset distance a, and the color setting of each subpixel in the present embodiment are the same as those of the above embodiments, except that in the pixel unit group 1 in the present embodiment, each tricolor pixel unit 13 rotates in the vertical direction with the center point of the second subpixel 112 as the base point.

Specifically, referring to fig. 6 and 7, the first column of pixel unit groups 1 is divided into a first tricolor pixel unit 13, a second tricolor pixel unit 13, and a third tricolor pixel unit 13 … … along the vertical direction, wherein the tricolor pixel units 13 located at the odd positions along the vertical direction rotate clockwise with the center of the second sub-pixel 112 as a base point to form a preset included angle α, and the tricolor pixel units 13 located at the even positions rotate counterclockwise with the center of the second sub-pixel 112 as a base point to form a preset included angle α, which is 15 °; referring to fig. 6 and 7, the second column pixel unit group 1 is divided into a first tricolor pixel unit 13, a second tricolor pixel unit 13, and a third tricolor pixel unit 13 and … … along the vertical direction, wherein the tricolor pixel unit 13 located at the odd position along the vertical direction rotates counterclockwise with the center of the second sub-pixel 112 as a base point to form a preset included angle α, and the tricolor pixel unit 13 located at the even position rotates clockwise with the center of the second sub-pixel 112 as a base point to form a preset included angle α, which is 15 °.

In this embodiment, by integrally rotating the tricolor pixel unit 13, the second subpixel 112 in the tricolor pixel unit 13 is offset relative to the first subpixel 111 and the third subpixel 113 in the horizontal direction, so that the shielding of the front pixel to the rear pixel can be reduced along the vertical lateral viewing angle, and the three color subpixels can emit light more uniformly under the vertical lateral viewing angle, which is beneficial to alleviating the color cast problem; in addition, in the vertical direction, the rotation directions of the three-primary-color pixel units 13 at the odd positions and the three-primary-color pixel units 13 at the even positions are reversely arranged, so that the shielding of the front pixels to the rear pixels under the vertical lateral viewing angle is more beneficial to be reduced, and the purpose of further relieving color cast is achieved.

Compared with the previous embodiment, the rotary LED pixel arrangement structure in the embodiment can simultaneously relieve the color cast problem under the horizontal lateral view angle and the vertical lateral view angle, and display definition and display effect are greatly improved.

In one embodiment, referring to fig. 6 and 7, in any of the three primary color pixel units 13, the connection lines of the centers of two adjacent sub-pixels are sequentially connected and enclosed to form an isosceles triangle or an equilateral triangle.

In this embodiment, the structure of the tricolor pixel unit 13 is designed as an isosceles triangle or an equilateral triangle, so that the shielding formed by the dislocated sub-pixels to the other two adjacent sub-pixels of the tricolor pixel unit 13 is reduced, which is beneficial to reducing the color cast problem of the pixel arrangement structure.

In one embodiment, referring to fig. 6 and 7, in the plurality of pixel unit groups 1, a plurality of first sub-pixels 111 arranged in the same horizontal direction, a distance between two first sub-pixels 111 adjacent to an odd number position and a distance between two first sub-pixels 111 adjacent to an even number position are equal in the horizontal direction; a plurality of second sub-pixels 112 arranged in the same horizontal direction, and a distance between two second sub-pixels 112 adjacent to the odd-numbered position is equal to a distance between two second sub-pixels 112 adjacent to the even-numbered position.

In this embodiment, the horizontal direction is the row direction, the vertical direction is the column direction, the first pixel unit group 1 and the second pixel unit group 1 form a three-pixel unit big group 14, the third pixel unit group 1 and the fourth pixel unit group 1 form a three-pixel unit big group 14, and similarly, two adjacent pixel unit groups 1 subsequently form a three-pixel unit big group 14 respectively, and two adjacent three-pixel unit big groups 14 are uniformly distributed along the horizontal direction interval.

In one embodiment, referring to fig. 6 and 7, in any pixel unit group 1, in the vertical direction, the first sub-pixels 111 are located in the same vertical direction, the second sub-pixels 112 are located in the same vertical direction, and the third sub-pixels 113 are located in the same vertical direction.

In this embodiment, the rotation direction and rotation angle of the three primary color pixel units 13 located at the odd positions are the same along the vertical direction, and the rotation direction and rotation angle of the three primary color pixel units 13 located at the even positions are the same, so that it is ensured that the sub-pixels with the same color can all be located in the same column along the same vertical direction, and there is dislocation between the sub-pixels with different colors, thereby being beneficial to reducing the mutual shielding of the sub-pixels under the lateral viewing angle and reducing the color cast problem of the pixel arrangement structure.

In one embodiment, referring to fig. 8 and 9, in the pixel unit group 1, any of the three primary color pixel units 13 has one electrode group 2, and the electrode group 2 includes one common electrode 21 common to three sub-pixels and three independent electrodes 22 individually used for the three sub-pixels.

In this embodiment, each of the three primary color pixel units 13 is provided with a common electrode 21, so that the number of pins for driving the LED pixel arrangement structure can be reduced, and the number of driving lines can be further reduced, which is beneficial to reducing the complexity of the structure of the LED module or the LED display screen.

In one embodiment, referring to fig. 8 and 9, in any of the pixel unit groups 1, the electrode groups 2 at odd positions are all located in the same vertical direction, and the electrode groups 2 at even positions are all located in the same vertical direction; in the plurality of pixel unit groups 1, the electrode groups 2 of the three-primary-color pixel units 13 positioned in the same horizontal direction are positioned in the same horizontal direction, and the distances between any two adjacent electrode groups 2 are equal.

In this embodiment, the electrode groups 2 are arranged in an array by corresponding the positions of the electrode groups 2 to the corresponding tricolor pixel units 13, so that the arrangement regularity of the electrode groups 2 is improved, the difficulty in the subsequent connection process of the electrode groups 2 is reduced, and the work efficiency is improved.

The application also provides an LED display screen, referring to fig. 10, the LED display screen includes a substrate 3 and an LED pixel arrangement structure connected to the substrate 3 as in the above implementation.

In this embodiment, the LED pixel arrangement structure is connected with the substrate 3 to form an LED module or an LED device, and the LED module or the LED device can be further used as an LED display screen, and the LED display screen can form an LED screen that is separately illuminated and displayed, so that the LED display screen can be applied to various billboards for display, screen display in program scenes, screen display in other scenes, and the like; the LED pixel arrangement structure and the substrate 33 are connected to form an LED module or an LED device, and the LED module or the LED device can be further used in a backlight structure, and the backlight structure and the liquid crystal panel and other structures are assembled and mounted to form an electronic display screen capable of displaying, such as a television screen, a computer display screen, a tablet computer display screen and the like.

The foregoing description of the preferred embodiments of the present application has been provided for the purpose of illustrating the general principles of the present application and is not meant to limit the scope of the present application in any way. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application, and other embodiments of the present application, which may occur to those skilled in the art without the exercise of inventive faculty, are intended to be included within the scope of the present application, based on the teachings herein.

Claims

The LED pixel arrangement structure is characterized by comprising a plurality of pixel unit groups, wherein the pixel unit groups are sequentially arranged at intervals along the horizontal direction; each pixel unit group comprises a first pixel column and a second pixel column which are arranged at intervals along the horizontal direction, each of the first pixel column and the second pixel column comprises a plurality of first sub-pixels, a plurality of second sub-pixels and a plurality of third sub-pixels, the first sub-pixels, the second sub-pixels and the third sub-pixels correspond to three colors, and the three colors comprise red, green and blue;

the first pixel columns are sequentially and alternately arranged along the vertical direction according to the sequence of the first sub-pixels, the second sub-pixels and the third sub-pixels; the second pixel columns are alternately arranged in sequence according to the sequence of the third sub-pixel, the first sub-pixel and the second sub-pixel along the vertical direction;

each sub-pixel in the second pixel column forms a preset dislocation distance in the vertical direction relative to each sub-pixel in the first pixel column, so that any sub-pixel in the second pixel column is positioned between two adjacent sub-pixels adjacent to any sub-pixel in the first pixel column in the vertical direction; the pixel unit group is divided into a plurality of three primary color pixel units in sequence in the vertical direction according to the form of a group of three adjacent sub-pixels, and the colors of three sub-pixels in the three primary color pixel units are different.
2. The LED pixel arrangement according to claim 1, wherein the separation distances between any two adjacent sub-pixels in the first pixel column are equal, and the separation distances between any two adjacent sub-pixels in the second pixel column are equal; the preset dislocation distance is 0-1 times of the center line distance of two adjacent sub-pixels in the first pixel column.
3. The LED pixel arrangement according to claim 1, wherein in any one of the three primary color pixel units, the connecting lines of the centers of two adjacent sub-pixels are sequentially connected to form an isosceles triangle or an equilateral triangle.
4. A LED pixel arrangement according to any one of claims 1 to 3, wherein the sub-pixels of the plurality of pixel cell groups arranged in the same horizontal direction are all the same in color, and the distances between any two adjacent sub-pixels are all the same in the sub-pixels arranged in the same horizontal direction.
5. A LED pixel arrangement according to any one of claims 1 to 3, wherein the first subpixel is red, the second subpixel is blue, and the third subpixel is green.
6. The LED pixel arrangement according to claim 1, wherein the center-to-center distances between any one of the plurality of the pixel cell groups and six of the sub-pixels circumferentially adjacent thereto are equal.
The LED pixel arrangement structure is characterized by comprising a plurality of pixel unit groups, wherein the pixel unit groups are sequentially arranged at intervals along the horizontal direction; each pixel unit group comprises a first pixel column and a second pixel column which are arranged at intervals along the horizontal direction, each of the first pixel column and the second pixel column comprises a plurality of first sub-pixels, a plurality of second sub-pixels and a plurality of third sub-pixels, the first sub-pixels, the second sub-pixels and the third sub-pixels correspond to three colors, and the three colors comprise red, green and blue;

the first pixel columns are sequentially and alternately arranged along the vertical direction according to the sequence of the first sub-pixels, the second sub-pixels and the third sub-pixels; the second pixel columns are alternately arranged in sequence according to the sequence of the third sub-pixel, the first sub-pixel and the second sub-pixel along the vertical direction;

each sub-pixel in the second pixel column forms a preset dislocation distance in the vertical direction relative to each sub-pixel in the first pixel column, so that any sub-pixel in the second pixel column is positioned between two adjacent sub-pixels adjacent to any sub-pixel in the first pixel column in the vertical direction; the pixel unit group is divided into a plurality of three primary color pixel units in sequence in the vertical direction according to a group of three adjacent sub-pixels, and the colors of three sub-pixels in the three primary color pixel units are different;

in the pixel unit group at the odd position along the horizontal direction, the three-primary-color pixel units at the odd position rotate clockwise by taking the center of the second sub-pixel as a base point along the vertical direction to form a preset included angle, and the three-primary-color pixel units at the even position rotate anticlockwise by taking the center of the second sub-pixel as the base point to form a preset included angle; in the pixel unit group at the even number position along the horizontal direction, the three-primary-color pixel units at the odd number position rotate anticlockwise by taking the center of the second sub-pixel as a base point to form a preset included angle, and the three-primary-color pixel units at the even number position rotate clockwise by taking the center of the second sub-pixel as the base point to form a preset included angle; the preset included angle ranges from 0 degrees to 30 degrees.
8. The LED pixel arrangement according to claim 7, wherein in any one of the three primary color pixel units, the connecting lines of the centers of two adjacent sub-pixels are sequentially connected to form an isosceles triangle or an equilateral triangle.
9. The LED pixel arrangement according to claim 7 or 8, wherein among the plurality of pixel cell groups, a plurality of first sub-pixels arranged in the same horizontal direction, a distance between two first sub-pixels adjacent to an odd-numbered position and a distance between two first sub-pixels adjacent to an even-numbered position are equal in the horizontal direction; and a plurality of second sub-pixels arranged in the same horizontal direction, wherein a distance between two adjacent odd-numbered second sub-pixels is equal to a distance between two adjacent even-numbered second sub-pixels.
10. The LED pixel arrangement according to claim 7 or 8, wherein in any one of the pixel cell groups, each of the first sub-pixels is located in the same vertical direction, each of the second sub-pixels is located in the same vertical direction, and each of the third sub-pixels is located in the same vertical direction.
11. An LED pixel arrangement according to claim 7 or 8, wherein any one of the three primary colour pixel elements in the group of pixel elements has an electrode group comprising a common electrode common to three of the sub-pixels and three separate electrodes for each of the three sub-pixels.
12. The LED pixel arrangement according to claim 11, wherein in any one of the pixel cell groups, the electrode groups at odd-numbered positions are all located in the same vertical direction, and the electrode groups at even-numbered positions are all located in the same vertical direction; and in the pixel unit groups, the electrode groups of the three-primary-color pixel units positioned in the same horizontal direction are positioned in the same horizontal direction, and the distances between any two adjacent electrode groups are equal.
An LED display screen comprising a substrate and an LED pixel arrangement according to any one of claims 1-12 connected to the substrate.