# US 11,444,129 B2 · Display panel and display device

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- Number: US 11,444,129 B2
- Document ID: US11444129B2
- Status: Granted
- Kind: B2
- Application number: 16/330,522
- Filed: 2018-05-25
- Published: 2021-11-25
- Granted: 2022-09-13
- Earliest claimed: 2017-08-29
- Assignees: Chengdu Boe Optoelectronics Technology Co., Ltd.; Boe Technology Group Co., Ltd.
- Applicants: Chengdu Boe Optoelectronics Technology Co., Ltd.; Boe Technology Group Co., Ltd.
- Inventors: Yin Deng; Bo Wu; Xiaojing Qi
- Web page: https://patentgrep.com/patent/US11444129B2

## CPC

- H10K 59/353: {characterised by the geometrical arrangement of the RGB subpixels}
- G02F 1/136209: {Light shielding layers, e.g. black matrix, incorporated in the active matrix substrate, e.g. structurally associated with the switching element}
- G09F 9/302: characterised by the form or geometrical disposition of the individual elements
- H10K 59/121: characterised by the geometry or disposition of pixel elements
- H10K 59/8792: {comprising light absorbing layers, e.g. black layers}
- G02F 1/134309: {characterised by their geometrical arrangement}
- G02F 2201/52: RGB geometrical arrangements
- G02F 2201/56: Substrates having a particular shape, e.g. non-rectangular
- H10K: ORGANIC ELECTRIC SOLID-STATE DEVICES
- G02F: OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G09F: DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS

## Abstract

A display panel a display device are provided. The display panel includes a plurality of pixel units arranged in a row direction and in a column direction, the display panel includes a display region. An edge of the display region includes a fold line formed by connecting a line segment extending in the row direction and a line segment extending in the column direction, a parallelogram region formed in the display region taking two adjacent line segments as adjacent sides includes the pixel units; directions from an intersection point of the two adjacent line segments to end points of the two adjacent line segments other than those at the intersection point are a first direction and a second direction, respectively; in the parallelogram region, aperture ratios of the pixel units arranged in at least one of the first direction and the second direction increase gradually.

## Claims

### Claim 1

A display panel, comprising:
a plurality of pixel units arranged in a row direction and a column direction, wherein the display panel comprises a display region,
an edge of the display region comprises a fold line formed by connecting a line segment extending in the row direction and a line segment extending in the column direction,
a parallelogram region formed in the display region taking two adjacent line segments as adjacent sides comprises a plurality of rows and at least one column of the pixel units, or at least one row and a plurality of columns of the pixel units, and
a direction from an intersection point of the two adjacent line segments to an end point of one of the two adjacent line segments other than the intersection point is a first direction, a direction from the intersection point of the adjacent two line segments to an end point of the other one of the two adjacent line segments other than the intersection point is a second direction; in the parallelogram region, aperture ratios of the pixel units arranged in at least one selected from the group consisting of the first direction and the second direction increase gradually,
wherein each of the pixel units comprises a plurality sub-pixels of multiple colors arranged in the row direction, and in the parallelogram region, each sub-pixel in each of the pixel units has a same aperture ratio;
a light-shading layer is between adjacent ones of the pixel units, and a material of the light-shading structure is the same as a material of the light-shading layer; each of the pixel units in the parallelogram region comprises a light-shading structure, and light-shading areas of light-shading structures of the pixel units arranged in at least one selected from the group consisting of the first direction and the second direction decrease gradually, so that the aperture ratios increase gradually; and wherein the light-shading structure comprises at least one sub light-shading structure extending in the column direction, the light-shading layer comprises a plurality of sub light-shading layers extended in the column direction, and the sub light-shading structure has a same shape and a same size as one of the plurality of sub light-shading layers.

### Claim 2 (depends on 1)

The display panel according to claim 1,
wherein an overlapping portion of an edge of the parallelogram region and the edge of the display region comprises one first line segment extending in the row direction and two second line segments extending in the column direction; in the parallelogram region, two end points of the first line segment are respectively connected with the two second line segments, and in a direction from any end point of the first line segment to a midpoint of the first line segment, the aperture ratios of the pixel units increase gradually.

### Claim 3 (depends on 1)

The display panel according to claim 1, wherein a material of the light-shading structure is the same as a material of the light-shading layer.

### Claim 4 (depends on 1)

The display panel according to claim 1, wherein the light-shading structure comprises a plurality of sub light-shading structures each of which extends in the column direction, and in the row direction, the plurality of sub light-shading structures are arranged continuously or spaced apart from each other.

### Claim 5 (depends on 1)

The display panel according to claim 1, wherein the light-shading structure comprises at least one first sub light-shading structure extending in the row direction and at least one second sub light-shading structure extending in the column direction.

### Claim 6 (depends on 5)

The display panel according to claim 5, wherein the light-shading structure comprises a plurality of first sub light-shading structures, and in the column direction, the plurality of first sub light-shading structures are arranged continuously or spaced apart from each other.

### Claim 7 (depends on 5)

The display panel according to claim 5, wherein the light-shading structure comprises a plurality of second sub light-shading structures, and in the row direction, the plurality of second sub light-shading structures are arranged continuously or spaced apart from each other.

### Claim 8 (depends on 1)

The display panel according to claim 1, wherein a shape of the display region comprises a non-rectangular shape.

### Claim 9 (depends on 1)

A display device, comprising the display panel according to claim 1.

### Claim 10 (depends on 1)

The display panel according to claim 1, wherein one of the plurality of sub light-shading layers is provided between every two sub-pixels adjacent in the row direction;
along the column direction, a count of the sub light-shading structure comprised in the light-shading structure in each pixel unit in the parallelogram region decreases gradually.

### Claim 11 (depends on 1)

The display panel according to claim 1, wherein one of the plurality of sub light-shading layers is provided between every two pixel units adjacent in the row direction;
a count of the sub light-shading structure comprised in the light-shading structure in each sub-pixel in a same row in the parallelogram region is equal.

### Claim 12 (depends on 1)

The display panel according to claim 1, wherein the row direction and the column direction are perpendicular to each other, and the parallelogram region is a rectangular region.

### Claim 13 (depends on 1)

The display panel according to claim 1, wherein in the parallelogram region, aperture ratios of the sub-pixels having a same color arranged in at least one selected from the group consisting of the first direction and the second direction increase gradually.