TWI533446B - Pixel array and display device with the pixel array - Google Patents

Description

Pixel array and display having the same

The present invention relates to the field of display technologies, and in particular, to a pixel array and a display having the same.

In the field of displays, especially in the field of active array organic light emitting diode display (AMOLED) technology, it is generally desired to improve the display quality, increase the resolution, and reduce the number of pixels while improving the lifetime of the device by improving the pixel array. Efficiency and size of individual pixels.

Improved sub-pixel layout can affect the color, chrominance, and brightness perception of the display by the human eye. In the prior art, as disclosed in Chinese Patent No. CN1639765A, entitled "Sub-Pixel Arrangement and Sub-Pixel Coloring Setting of Color Flat Panel Display", a 4x4 matrix is disclosed, and FIG. 1 and FIG. 2 of the present invention correspond to the drawings thereof. 9A and 9B, which illustrate other embodiments of an array of eight sub-pixels that split various displacements of a primary sub-pixel within a sub-pixel group. The patent teaches that in eight groups of sub-pixel groups, the shape of the sub-pixels can vary, and in the grouping depicted in Figures 9A and 9B, most of the sub-pixels 106 are interspersed in the squares formed by sub-pixels 102 and 104. In the disc, most of the sub-pixel positions in such a grid may have other arrangements and are within the scope of their invention. 9A and 9B may have a cylindrical electrode in a zigzag manner Shape through the display. Compared to RGB stripe systems with the same resolution, cylindrical drive savings should be one-third, and the number of sub-pixels is approximately two-thirds the number of sub-pixels in the RGB stripe system.

Therefore, how to change the pixel array arrangement in the strip-shaped red, green and blue color display in the prior art, and develop a new pixel array, which can save the number of sub-pixels and enable the display to have the visual effect of the prior art. It is also an important topic in the field.

In view of the problems in the prior art, an object of the present invention is to provide a pixel array different from the prior art, so as to achieve the same and above display effects as the pixel array of the prior art, while saving the number of sub-pixels and reducing the production cost. .

Another object of the present invention is to provide a display having the pixel array of the present invention.

To achieve the above objective, the technical solution of the present invention is as follows: a pixel array including a plurality of sub-pixel basic units of a plurality of columns, each of the sub-pixel basic units having a first color sub-pixel and a second color sub- a pixel and a third color sub-pixel; each sub-pixel basic unit presents a plurality of pixels; wherein, the ratio of the number of the first color sub-pixel, the second color sub-pixel, and the third color sub-pixel in each sub-pixel basic unit is 1: 2:1; the second color sub-pixel is not adjacent to the second color sub-pixel in the horizontal direction and the vertical direction.

The pixel array of the present invention, preferably, every two first sub-pixels At least three other color sub-pixels are separated by at least three other color sub-pixels between each two third sub-pixels.

In the pixel array of the present invention, preferably, the second color sub-pixel is a green sub-pixel, the first color sub-pixel is a red sub-pixel, and the third color sub-pixel is a blue sub-pixel.

In the pixel array of the present invention, preferably, each sub-pixel basic unit has three rows and four columns of sub-pixels.

In the pixel array of the present invention, preferably, every two sub-pixels present one pixel.

In the pixel array of the present invention, preferably, in the horizontal direction, every two red sub-pixels are sequentially separated by a green sub-pixel, a blue sub-pixel, and a green sub-pixel, and each of the two blue sub-pixels is sequentially separated by a green sub-pixel, Red sub-pixel, green sub-pixel.

In the pixel array of the present invention, preferably, one quarter of the luminous intensity of each of the red sub-pixels and each of the blue sub-pixels is shared by adjacent pixels.

In the pixel array of the present invention, preferably, one eighth of the luminous intensity of each of the red sub-pixels and each of the blue sub-pixels is shared by the previous pixel, and three-eighths of the light is shared by the latter pixel.

In the pixel array of the present invention, preferably, one-half of the luminous intensity of each of the red sub-pixels and each of the blue sub-pixels is shared by adjacent pixels.

In the pixel array of the present invention, preferably, in the sub-pixel basic unit, the sub-pixel of the Mth row and the Nth column and the sub-image of the M+1th row and the (N+1th)th column The prime color is the same.

In the pixel array of the present invention, preferably, in the sub-pixel basic unit, the sub-pixels of the Mth row and the Nth column are the same as the sub-pixels of the M-1th row and the N-1th column.

In the pixel array of the present invention, preferably, the sub-pixels of the first row and the first column are red sub-pixels or blue sub-pixels.

In the pixel array of the present invention, preferably, the sub-pixels of the first row and the first column are green sub-pixels.

In the pixel array of the present invention, preferably, the area of the green sub-pixel is one-half of the area of the red sub-pixel, and the area of the red sub-pixel is equal to the area of the blue sub-pixel.

A display, the pixel array of the display comprising a plurality of rows of a plurality of columns of sub-pixel base units, each of the sub-pixel base units having a first color sub-pixel, a second color sub-pixel, and a third color sub-pixel; each sub-pixel The pixel basic unit presents a plurality of pixels; wherein, the ratio of the number of the first color sub-pixel, the second color sub-pixel, and the third color sub-pixel in each sub-pixel basic unit is 1:2:1; in the horizontal direction and the vertical direction The second color sub-pixel is not adjacent to the second color sub-pixel.

In the display of the present invention, preferably, at least three other color sub-pixels are separated between every two first sub-pixels, and at least three other color sub-pixels are separated between each two third sub-pixels.

In the display of the present invention, preferably, the second color sub-pixel is a green sub-pixel, and the first color sub-pixel is a red sub-pixel, the first The three-color sub-pixel is a blue sub-pixel.

In the display of the present invention, preferably, each sub-pixel basic unit has three rows and four columns of sub-pixels.

In the display of the present invention, preferably, every two sub-pixels present one pixel.

In the display of the present invention, preferably, in the horizontal direction, every two red sub-pixels are sequentially separated by a green sub-pixel, a blue sub-pixel, and a green sub-pixel, and each of the two blue sub-pixels is sequentially separated by a green sub-pixel and a red color. Sub-pixel, green sub-pixel.

In the display of the present invention, preferably, one quarter of the luminous intensity of each of the red sub-pixels and each of the blue sub-pixels is shared by adjacent pixels.

In the display of the present invention, preferably, one eighth of the luminous intensity of each of the red sub-pixels and each of the blue sub-pixels is shared by the previous pixel, and three-eighths of the light is shared by the latter pixel.

In the display of the present invention, preferably, one-half of the luminous intensity of each of the red sub-pixels and each of the blue sub-pixels is shared by adjacent pixels.

In the display of the present invention, preferably, in the sub-pixel basic unit, the sub-pixels of the Mth row and the Nth column are the same as the sub-pixels of the M+1th row and the (N+1)th column.

In the display of the present invention, preferably, in the sub-pixel basic unit, the sub-pixels of the Mth row and the Nth column are the same as the sub-pixels of the M+1th row and the N-1th column.

In the display of the present invention, preferably, the sub-pixels of the first row and the first column are red sub-pixels or blue sub-pixels.

In the display of the present invention, preferably, the sub-pixels of the first row and the first column are green sub-pixels.

In the display of the present invention, preferably, the area of the green sub-pixel is one-half of the area of the red sub-pixel, and the area of the red sub-pixel is equal to the area of the blue sub-pixel.

In the display of the present invention, preferably, the display is an active array organic light emitting diode display.

In summary, the present invention has the beneficial effects that the pixel array of the present invention and the display having the pixel array have different pixel arrangements from the prior art pixel matrix, but can also achieve or exceed the prior art pixel matrix. Display quality. At the same time, the pixel matrix of the present invention, which saves the number of sub-pixels, can save the cost of the pixel matrix, thereby saving the cost of the display having the pixel matrix of the present invention.

R‧‧‧Red subpixel

B‧‧‧Blue subpixel

G‧‧‧Green subpixel

102‧‧‧Subpixel

104‧‧‧Subpixel

106‧‧‧Subpixel

FIG. 1 is a schematic diagram showing the structure of a sub-pixel basic unit of a pixel array of the prior art.

2 is a schematic diagram showing the structure of another seed pixel basic unit of a pixel array of the prior art.

3 is a schematic diagram of a pixel array in accordance with a first embodiment of the present invention.

4 is a schematic diagram of a sub-pixel basic unit according to a first embodiment of the present invention.

FIG. 5 is a schematic diagram of a pixel array according to a second embodiment of the present invention.

FIG. 6 is a schematic diagram of a sub-pixel basic unit according to a second embodiment of the present invention.

FIG. 7 is a schematic diagram of a pixel array according to a third embodiment of the present invention.

FIG. 8 is a schematic diagram of a sub-pixel basic unit according to a third embodiment of the present invention.

FIG. 9 is a schematic diagram of a pixel array according to a fourth embodiment of the present invention.

FIG. 10 is a schematic diagram of a sub-pixel basic unit according to a fourth embodiment of the present invention.

Exemplary embodiments embodying the features and advantages of the present invention will be described in detail in the following description. It is to be understood that the invention is capable of various modifications in the various embodiments of the invention invention.

The pixel array of the embodiment of the present invention can be used for the display of the embodiment of the present invention; the display of the embodiment of the present invention has the pixel array of the embodiment of the present invention.

The display of the embodiment of the present invention is preferably an active array organic light emitting diode display, including a flat display and a non-planar display, but the invention is not limited thereto.

Hereinafter, the pixel array of the embodiment of the present invention will be described by taking a sub-pixel basic unit of three rows and four columns composed of a green sub-pixel G, a red sub-pixel R, and a blue sub-pixel B as an example. However, the pixel matrix of the present invention is not limited to the sub-pixel basic unit of three rows and four columns, nor is it limited to the sub-pixels of the above three colors.

Generally, the pixel matrix of the embodiments of the present invention has two main features: First, in the pixel matrix of the embodiment of the present invention, the ratio of the number of three sub-pixels is 1:2:1, or 2:1:1. And 1:1:2, wherein the green sub-pixels account for 50%, that is, red sub-pixels, green sub-pixels, and blue sub-pixels. The ratio is 1:2:1.

Second, in the sub-pixel basic unit of three rows and four columns, on each oblique line (or diagonal, the angle of the oblique line is, for example, 45 degrees, 135 degrees, etc.), the sub-pixels of the same color are arranged, and The diagonal line where the green sub-pixel is located is separated by the diagonal line where the red sub-pixel is located and the oblique line where the blue sub-pixel is located.

The pixel array of each embodiment of the present invention will be specifically described below.

First Embodiment: As shown in FIG. 3 and FIG. 4, the pixel array of the first embodiment of the present invention is composed of the same sub-pixel basic unit of a plurality of rows and columns, and each sub-pixel basic unit is composed of twelve The sub-pixels are composed of twelve sub-pixels arranged in three rows and four columns, twelve sub-pixels are allocated as red sub-pixel R, three blue sub-pixels B, and six green sub-pixels G, so the red sub-pixel R, green The ratio of the number of sub-pixels G and blue sub-pixels B is 1:2:1.

As shown in FIG. 3 and FIG. 4, since each of the two adjacent sub-pixels in the horizontal direction presents one pixel, the pixel array of the present embodiment realizes pixel arrangement of three rows and two columns with twelve sub-pixels, A more conventional one pixel contains three sub-pixels of red, green, and blue, saving one-third of the sub-pixels.

As shown in FIG. 4, in the row direction, the first sub-pixel row is sequentially a red sub-pixel R, a green sub-pixel G, a blue sub-pixel B, and a green sub-pixel G; and the second sub-pixel row is sequentially a green sub-pixel G. The red sub-pixel R, the green sub-pixel G, and the blue sub-pixel B, and the third sub-pixel row is a blue sub-pixel B, a green sub-pixel G, a red sub-pixel R, and a green sub-pixel G in sequence.

As shown in Figures 3 and 4, in the horizontal and vertical directions, green The color sub-pixel G is not adjacent to the green sub-pixel G. In the horizontal direction, each of the two red sub-pixels R is sequentially separated by a green sub-pixel G, a blue sub-pixel B, and a green sub-pixel G, and each of the two blue sub-pixels B is sequentially separated by a green sub-pixel G, Red sub-pixel R and green sub-pixel G.

In this embodiment, since each of the two sub-pixels presents one pixel, the blue sub-pixel B or the red sub-pixel R in each pixel needs to be shared with the adjacent pixels. Therefore, the embodiment can follow the compensation grid. (rendering grid) algorithm, let one quarter of the luminous intensity of each red sub-pixel R and blue sub-pixel B be shared with adjacent pixels; or each red sub-pixel R and each may be performed according to the above algorithm One-eighth of the luminous intensity of the blue sub-pixel B is shared to the previous pixel, four-fourths are used for the current pixel, and three-eighths are shared to the following pixel. According to the above algorithm, it is also possible that one-half of the luminous intensity of each of the red sub-pixels R and each of the blue sub-pixels B is shared by adjacent pixels.

In this embodiment, in the sub-pixel basic unit, sub-pixels of the same color are arranged on the same 45-degree oblique line, that is, the sub-pixel of the Mth row and the Nth column and the sub-pixel of the M+1th row and the (N+1th)th column. The pixel colors are the same, for example, the sub-pixels on the first row, the second row, the second column, and the third column of the first row are all red sub-pixels. The sub-pixels on the first row, the second column, the third row, the third row, and the fourth column are all green sub-pixels.

In the present embodiment, the areas of the red sub-pixel R, the green sub-pixel G, and the blue sub-pixel B are all equal.

Second embodiment: As shown in FIG. 5 and FIG. 6, the pixel array of the second embodiment of the present invention is also composed of at least three rows and two columns of the same sub-pixel basic unit, and each sub-pixel basic unit is composed of twelve sub-pixels. The twelve sub-pixels are arranged in three rows and four columns, the twelve sub-pixels are allocated as red sub-pixel R, three in blue sub-pixel B, and six in green sub-pixel G, so red sub-pixel R and green sub-pixel G The ratio of the number of blue sub-pixels B is 1:2:1.

As shown in FIG. 6, in the row direction, the first sub-pixel row is sequentially a green sub-pixel G, a blue sub-pixel B, a green sub-pixel G, and a red sub-pixel R; and the second sub-pixel row is a blue sub-pixel in sequence. B. The green sub-pixel G, the red sub-pixel R, and the green sub-pixel G, and the third sub-pixel row is sequentially a green sub-pixel G, a red sub-pixel R, a green sub-pixel G, and a blue sub-pixel B.

As shown in FIGS. 5 and 6, the green sub-pixel G and the green sub-pixel G are not adjacent in the horizontal direction and the vertical direction. In the horizontal direction, each of the two red sub-pixels R is sequentially separated by a green sub-pixel G, a blue sub-pixel B, and a green sub-pixel G, and each of the two blue sub-pixels B is sequentially separated by a green sub-pixel G, red. The sub-pixel R and the green sub-pixel G are the same as the first embodiment.

In this embodiment, the algorithm for sharing with neighboring pixels is also required, and the sharing algorithm is the same as that of the first embodiment, and details are not described herein again.

In this embodiment, in the sub-pixel basic unit, the sub-pixels of the same color are arranged on the same oblique line of 135 degrees, that is, if the sub-pixels of the Mth row and the Nth column are green sub-pixels, then the M+1th row is The sub-pixels of the N-1 column are also green sub-pixels, such as the first row, the fourth column, the second row, the third column, and the third row. The sub-pixels on the two columns are all red sub-pixels, and it is not applicable if M+1 and N-1 are beyond the number of rows and columns of the sub-pixel basic unit. In this embodiment, six 135-degree oblique lines are respectively arranged with one green sub-pixel G, two blue sub-pixels B, three green sub-pixels G, three red sub-pixels R, and two green sub-pixels G. And a blue subpixel B.

In the present embodiment, the areas of the red sub-pixel R, the green sub-pixel G, and the blue sub-pixel B are all equal.

Third Embodiment: As shown in FIGS. 7 and 8, in the pixel array of the third embodiment of the present invention, the arrangement of sub-pixels is substantially the same as that of the first embodiment.

Different from the first embodiment, in the first embodiment, the areas of the respective color sub-pixels are all equal. In this embodiment, the area of the green sub-pixel G is one-half of the area of the red sub-pixel, and the area of the red sub-pixel R is equal to the area of the blue sub-pixel B.

Fourth Embodiment: As shown in FIG. 9 and FIG. 10, the pixel array of the fourth embodiment of the present invention has substantially the same arrangement of sub-pixels as the second embodiment, and is different from the first embodiment in that it is green. The area of the sub-pixel G is one-half of the area of the red sub-pixel, and the area of the red sub-pixel R is equal to the area of the blue sub-pixel B.

It will be appreciated by those skilled in the art that modifications and modifications may be made without departing from the scope and spirit of the invention as disclosed in the appended claims.

R‧‧‧Red subpixel

B‧‧‧Blue subpixel

G‧‧‧Green subpixel

Claims (27)

A pixel array comprising a plurality of rows of a plurality of columns of sub-pixel base units, each of the sub-pixel base units having a first color sub-pixel, a second color sub-pixel, and a third color sub-pixel; each sub-pixel is substantially The unit presents a plurality of pixels; wherein, the ratio of the number of the first color sub-pixel, the second color sub-pixel, and the third color sub-pixel in each sub-pixel basic unit is 1:2:1; in the horizontal direction and the vertical direction, the The second color sub-pixel is not adjacent to the second color sub-pixel; wherein each sub-pixel basic unit has three rows and four columns of sub-pixels. The pixel array of claim 1, wherein each of the two first color sub-pixels is separated by at least three other color sub-pixels, and each of the two third color sub-pixels is separated by at least three other color sub-pixels. The pixel array of claim 1, wherein the second color sub-pixel is a green sub-pixel, the first color sub-pixel is a red sub-pixel, and the third color sub-pixel is a blue sub-pixel. The pixel array of claim 1, wherein every two sub-pixels represent one pixel. The pixel array according to claim 4, wherein in the horizontal direction, every two red sub-pixels are sequentially separated by a green sub-pixel, a blue sub-pixel, and a green sub-pixel, and each of the two blue sub-pixels is sequentially separated by a green sub-pixel. Pixels, red sub-pixels, green sub-pixels. The pixel array according to claim 3, wherein a quarter of the luminous intensity of each of the red sub-pixels and each of the blue sub-pixels is shared by the adjacent image Prime. The pixel array according to claim 3, wherein one eighth of the luminous intensity of each of the red sub-pixels and each of the blue sub-pixels is shared by the previous pixel, and three-eighths of the light is shared by the latter pixel. The pixel array of claim 3, wherein one-half of the luminous intensity of each of the red sub-pixels and each of the blue sub-pixels is shared by adjacent pixels. The pixel array according to claim 4, wherein in the sub-pixel basic unit, the sub-pixels of the Mth row and the Nth column are the same as the sub-pixels of the M+1th row and the (N+1)th column. The pixel array according to claim 4, wherein in the sub-pixel basic unit, the sub-pixels of the Mth row and the Nth column are the same as the sub-pixels of the M+1th row and the N-1th column. The pixel array of claim 9, wherein the sub-pixels of the first row and the first column are red sub-pixels or blue sub-pixels. The pixel array of claim 10, wherein the sub-pixels of the first row and the first column are green sub-pixels. The pixel array of claim 3, wherein the area of the green sub-pixel is one-half of the area of the red sub-pixel, and the area of the red sub-pixel is equal to the area of the blue sub-pixel. A display, the pixel array of the display comprising a plurality of rows of a plurality of columns of sub-pixel base units, each of the sub-pixel base units having a first color sub-pixel, a second color sub-pixel, and a third color sub-pixel; each sub-pixel The pixel basic unit presents a plurality of pixels; The ratio of the number of the first color sub-pixel, the second color sub-pixel, and the third color sub-pixel in each sub-pixel basic unit is 1:2:1; in the horizontal direction and the vertical direction, the second color sub-pixel is The second color sub-pixels are not adjacent; wherein each sub-pixel base unit has three rows and four columns of sub-pixels. The display of claim 14, wherein each of the two first color sub-pixels is separated by at least three other color sub-pixels, and each of the two third color sub-pixels is separated by at least three other color sub-pixels. The display of claim 14, wherein the second color sub-pixel is a green sub-pixel, the first color sub-pixel is a red sub-pixel, and the third color sub-pixel is a blue sub-pixel. A display as claimed in claim 14, wherein each of the two sub-pixels presents one pixel. The display device of claim 17, wherein in the horizontal direction, every two red sub-pixels are sequentially separated by a green sub-pixel, a blue sub-pixel, and a green sub-pixel, and each of the two blue sub-pixels is sequentially separated by a green sub-pixel. , red sub-pixels, green sub-pixels. The display of claim 16, wherein a quarter of the illumination intensity of each of the red sub-pixels and each of the blue sub-pixels is shared by adjacent pixels. The display of claim 16, wherein one eighth of the luminous intensity of each of the red sub-pixels and each of the blue sub-pixels is shared by the previous pixel, and three-eighths of the light is shared by the latter pixel. The display of claim 16, wherein each of the red sub-pixels And one-half of the luminous intensity of each of the blue sub-pixels is shared with adjacent pixels. The display of claim 17, wherein the sub-pixels of the Mth row and the Nth column of the sub-pixel basic unit are the same as the sub-pixels of the M+1th row and the (N+1)th column. The display of claim 17, wherein the sub-pixels of the Mth row and the Nth column of the sub-pixel basic unit are the same as the sub-pixels of the M+1th row and the N-1th column. The display of claim 22, wherein the sub-pixels of the first row and the first column are red sub-pixels or blue sub-pixels. The display of claim 23, wherein the sub-pixels of the first row and the first column are green sub-pixels. The display of claim 16, wherein the area of the green sub-pixel is one-half of the area of the red sub-pixel, the area of the red sub-pixel being equal to the area of the blue sub-pixel. The display of claim 14, wherein the display is an active array organic light emitting diode display.