Display panel comprising a blocking structure and a spacer and display apparatus

Patent metadata

Field	Value
Publication number	US-12366779-B2
Application number	US-202418776322-A
Country	US
Kind code	B2
Filing date	Jul 18, 2024
Priority date	Aug 1, 2023
Publication date	Jul 22, 2025
Grant date	Jul 22, 2025

Abstract

The present disclosure provides a display panel and a display apparatus. The display panel includes: a base substrate; pixel light-transmitting regions, each pixel light-transmitting regions includes: pixel light-transmitting region rows extending in a first direction and arranged in a second direction; at least one of the pixel light-transmitting region rows includes: a first pixel light-transmitting region, a second pixel light-transmitting region, and a third pixel light-transmitting region; a length of the third pixel light-transmitting region is less than that of the first pixel light-transmitting region in the second direction, and is less than that of the second pixel light-transmitting region in the second direction; and a first blocking structure on one side of the base substrate, an orthographic projection of the first blocking structure is in a gap between orthographic projections of two at least partially adjacent third pixel light-transmitting regions in the second direction on the base substrate.

First claim

What is claimed is:

1. A display panel, comprising:
a base substrate;
a plurality of pixel light-transmitting regions, wherein the plurality of pixel light-transmitting regions comprise: a plurality of pixel light-transmitting region rows extending in a first direction and arranged in a second direction; at least one pixel light-transmitting region row of the plurality of pixel light-transmitting region rows comprises: a first pixel light-transmitting region, a second pixel light-transmitting region, and a third pixel light-transmitting region; a length of the third pixel light-transmitting region in the second direction is less than a length of the first pixel light-transmitting region in the second direction, and is less than a length of the second pixel light-transmitting region in the second direction;
a first blocking structure on a side of the base substrate, wherein an orthographic projection of the first blocking structure on the base substrate is in a gap between orthographic projections of two third pixel light-transmitting regions in the second direction that are at least partially adjacent to each other on the base substrate; and
a spacer, wherein an orthographic projection of the spacer on the base substrate is in a gap between orthographic projections of two third pixel light-transmitting regions that are partially adjacent to each other on the base substrate, and the orthographic projection of the spacer on the base substrate does not overlap with the orthographic projection of the first blocking structure on the base substrate.

2. The display panel according to claim 1 , wherein the length of the first pixel light-transmitting region in the second direction is equal to the length of the second pixel light-transmitting region in the second direction; and a waveband range of light emitted from the third pixel light-transmitting region is narrower than a waveband range of light emitted from the first pixel light-transmitting region and is narrower than a waveband range of light emitted from the second pixel light-transmitting region.

3. The display panel according to claim 1 , wherein the orthographic projection of the first blocking structure on the base substrate and the orthographic projection of the spacer on the base substrate are alternately distributed along the second direction.

4. The display panel according to claim 1 , further comprising: a second blocking structure; wherein an orthographic projection of the second blocking structure on the base substrate covers the orthographic projection of the spacer on the base substrate;
wherein a maximum length of the first blocking structure in the second direction is less than a maximum length of the second blocking structure in the second direction.

5. The display panel according to claim 1 , wherein in the pixel light-transmitting region row, the first pixel light-transmitting region, the second pixel light-transmitting region, and the third pixel light-transmitting region arranged sequentially along the first direction; and pixel light-transmitting regions of the same waveband range, are in the same one second direction;
the first pixel light-transmitting region is provided with a first missing portion on one side facing the second blocking structure, of the first pixel light-transmitting region; and the second pixel light-transmitting region is provided with a second missing portion on one side facing the second blocking structure, of the second pixel light-transmitting region.

6. The display panel according to claim 4 , wherein a ratio of the maximum length of the first blocking structure in the second direction to the maximum length of the second blocking structure in the second direction is greater than or equal to 0.78.

7. The display panel according to claim 1 , wherein a ratio of an area of the third pixel light-transmitting region to an area of the first pixel light-transmitting region is greater than 50%; and a ratio of the area of the third pixel light-transmitting region to an area of the second pixel light-transmitting region is greater than 50%.

8. The display panel according to claim 4 , wherein the orthographic projection of the first blocking structure on the base substrate is a rectangle; and the orthographic projection of the second blocking structure on the base substrate is a hexagon, octagon, circle, or ellipse.

9. The display panel according to claim 8 , further comprising: a third blocking structure, wherein the third blocking structure extends in the first direction and an orthographic projection of the third blocking structure on the base substrate is in a gap between two pixel light-transmitting region rows that are adjacent to each other; and
a length of the first blocking structure in the second direction is greater than a length of the third blocking structure in the second direction.

10. The display panel according to claim 9 , wherein the first blocking structure, the second blocking structure, and the third blocking structure satisfy a following relational equation:

2
⁢

(

a
⁢
1

+

b
⁢
1

)

=

2
⁢
a
⁢
3

+

b
⁢
1

+

b
⁢
2

;

wherein a 1 represents a maximum length of the first pixel light-transmitting region in the second direction, a 2 represents a maximum length of the second pixel light-transmitting region in the second direction, a 3 represents a maximum length of the third pixel light-transmitting region in the second direction, b 1 represents a maximum length of the first blocking structure in the second direction, b 2 represents a maximum length of the second blocking structure in the second direction and b 3 represents a maximum length of the third blocking structure in the second direction.

11. The display panel according to claim 10 , wherein a plurality of third pixel light-transmitting regions in the pixel light-transmitting region row comprise: a plurality of first class of third pixel light-transmitting regions, and a plurality of second class of third pixel light-transmitting regions; wherein an orthographic projection of the first class of third pixel light-transmitting regions on the base substrate is adjacent to an orthographic projection of the second blocking structure on the base substrate, the second blocking structure is between the first class of third pixel light-transmitting regions and an adjacent pixel light-transmitting region row, and an orthographic projection of the second class of third pixel light-transmitting regions on the base substrate is adjacent to an orthographic projection of the first blocking structure on the base substrate, the first blocking structure is between the second class of third pixel light-transmit

Assignees

• Beijing Boe Technology Dev Co Ltd
• Boe Technology Group Co Ltd

Inventors

• Tong Jie
• Chen Yanqing
• Sun Jian
• Xie Jianyun
• Xin Haoyi
• Wang Xuelu
• Tian Wenhong

Classifications

• H10D86/441

  Interconnections, e.g. scanning lines · CPC title

• H10D86/60

  wherein the TFTs are in active matrices · CPC title

• G02F1/133514

  Colour filters · CPC title

• G02F1/136209 Primary

  Light shielding layers, e.g. black matrix, incorporated in the active matrix substrate, e.g. structurally associated with the switching element · CPC title