IP Library Granted Patent US 12,464,902
Granted Patent B2
US 12,464,902 · App. 17/921,395 · Granted Nov 4, 2025

Display panel and electronic device

Inventors: Bo Shi (Beijing, CN); Weiyun Huang (Beijing, CN); Chi Yu (Beijing, CN); Yao Huang (Beijing, CN)
Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd.; Beijing BOE Technology Development Co., Ltd.
H10K59/122H10K59/131H10K59/353H10K59/65
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Quick Facts
Patent No.
US 12,464,902
App. No.
17/921,395
Granted
Nov 4, 2025
Kind
B2
Abstract

A display panel ( 10 ), including a first display region ( 11 ) and a second display region ( 12 ); pixel density of the first display region ( 11 ) is the same as that of the second display region ( 12 ); the first display region ( 11 ) includes a first pixel unit ( 112 ), which includes a first pixel defining layer ( 1121 ) and a first pixel anode ( 1122 ) corresponding to the first pixel defining layer ( 1121 ); the second display region ( 12 ) includes a second pixel unit ( 122 ), which includes a second pixel defining layer ( 1221 ) and a second pixel anode ( 1222 ) corresponding to the second pixel defining layer ( 1221 ); opening area of the first pixel defining layer ( 1121 ) is smaller than that of the second pixel defining layer ( 1221 ); and exposed area of the first pixel anode ( 1122 ) is smaller than that of the second pixel anode ( 1122 ). The present application also discloses an electronic device.

Claims (41)

1 . A display panel, comprising a first display region and a second display region,

wherein a pixel density of the first display region is the same as a pixel density of the second display region;

the first display region comprises a first pixel unit, which comprises a first pixel defining layer and a first pixel anode corresponding to the first pixel defining layer;

the second display region comprises a second pixel unit, which comprises a second pixel defining layer and a second pixel anode corresponding to the second pixel defining layer;

each of the first pixel unit and the second pixel unit comprises one first sub-pixel, two second sub-pixels and one third sub-pixel, the two second sub-pixels are arranged in a first direction and disposed between the one first sub-pixel and the one third sub-pixel in a second direction crossing the first direction, and the second sub-pixels are separated from the one first sub-pixel and the one third sub-pixel,

wherein an opening area of the first pixel defining layer is smaller than an opening area of the second pixel defining layer; and

an exposed area of the first pixel anode is smaller than an exposed area of the second pixel anode.

2 . The display panel according to claim 1 , wherein the opening area of the first pixel defining layer is ½ of the opening area of the second pixel defining layer; and

the exposed area of the first pixel anode is ½ of the exposed area of the second pixel anode.

3 . The display panel according to claim 2 , wherein the first display region comprises a plurality of first pixel units, and the plurality of first pixel units are arranged in an array;

the second display region comprises a plurality of second pixel units, and the plurality of second pixel units are arranged in an array; and

a distance between any two adjacent first pixel units is greater than a distance between any two adjacent second pixel units.

4 . The display panel according to claim 1 , wherein each of the first sub-pixel, the second sub-pixel, and the third sub-pixel of the first pixel unit comprises one first pixel anode and one first pixel defining layer, and

each of the first sub-pixel, the second sub-pixel, and the third sub-pixel of the second pixel unit comprises one second pixel anode and one second pixel defining layer;

an exposed area of the first pixel anode corresponding to the first sub-pixel in the first pixel unit is smaller than an exposed area of the second pixel anode corresponding to the first sub-pixel in the second pixel unit, and an opening area of the first pixel defining layer corresponding to the first sub-pixel in the first pixel unit is smaller than an opening area of the second pixel defining layer corresponding to the first sub-pixel in the second pixel unit;

an exposed area of the first pixel anode corresponding to the second sub-pixel in the first pixel unit is smaller than an exposed area of the second pixel anode corresponding to the second sub-pixel in the second pixel unit, and an opening area of the first pixel defining layer corresponding to the second sub-pixel in the first pixel unit is smaller than an opening area of the second pixel defining layer corresponding to the second sub-pixel in the second pixel unit; and

an exposed area of the first pixel anode corresponding to the third sub-pixel in the first pixel unit is smaller than an exposed area of the second pixel anode corresponding to the third sub-pixel in the second pixel unit, and an opening area of the first pixel defining layer corresponding to the third sub-pixel in the first pixel unit is smaller than an opening area of the second pixel defining layer corresponding to the third sub-pixel in the second pixel unit.

5 . The display panel according to claim 4 , wherein the first sub-pixel comprises a red sub-pixel, the second sub-pixel comprises a green sub-pixel, and the third sub-pixel comprises a blue sub-pixel.

6 . The display panel according to claim 5 , wherein the first pixel anode is circular.

7 . The display panel according to claim 5 , wherein the first pixel anode is oval; and

wherein an orientation of a major axis of the first pixel anode of each of the first sub-pixel and the third sub-pixel in the first pixel unit intersects an orientation of a major axis of the first pixel anode of the second sub-pixel.

8 . The display panel according to claim 5 , wherein the first pixel anode is circular or oval; and

wherein the first pixel anode of each of the first sub-pixel and the third sub-pixel in the first pixel unit is oval, and the first pixel anode of the second sub-pixel in the first pixel unit is circular.

9 . The display panel according to claim 1 , further comprising transparent conductive wires in the first display region.

10 . An electronic device, comprising a display panel, wherein the display panel is the display panel according to claim 1 .

11 . The electronic device according to claim 10 , further comprising a sensor directly opposite to the first display region of the display panel.

12 . The electronic device according to claim 11 , wherein the sensor comprises a camera module, a fingerprint recognition module, or an infrared sensor.

13 . The electronic device according to claim 10 , wherein the opening area of the first pixel defining layer is ½ of the opening area of the second pixel defining layer; and

the exposed area of the first pixel anode is ½ of the exposed area of the second pixel anode.

14 . The electronic device according to claim 13 , wherein the first display region comprises a plurality of first pixel units, and the plurality of first pixel units are arranged in an array;

the second display region comprises a plurality of second pixel units, and the plurality of second pixel units are arranged in an array; and

a distance between any two adjacent first pixel units is greater than a distance between any two adjacent second pixel units.

15 . The electronic device according to claim 10 , wherein each of the first sub-pixel, the second sub-pixel, and the third sub-pixel of the first pixel unit comprises one first pixel anode and one first pixel defining layer, and

each of the first sub-pixel, the second sub-pixel, and the third sub-pixel of the second pixel unit comprises one second pixel anode and one second pixel defining layer;

an exposed area of the first pixel anode corresponding to the first sub-pixel in the first pixel unit is smaller than an exposed area of the second pixel anode corresponding to the first sub-pixel in the second pixel unit, and an opening area of the first pixel defining layer corresponding to the first sub-pixel in the first pixel unit is smaller than an opening area of the second pixel defining layer corresponding to the first sub-pixel in the second pixel unit;

an exposed area of the first pixel anode corresponding to the second sub-pixel in the first pixel unit is smaller than an exposed area of the second pixel anode corresponding to the second sub-pixel in the second pixel unit, and an opening area of the first pixel defining layer corresponding to the second sub-pixel in the first pixel unit is smaller than an opening area of the second pixel defining layer corresponding to the second sub-pixel in the second pixel unit; and

an exposed area of the first pixel anode corresponding to the third sub-pixel in the first pixel unit is smaller than an exposed area of the second pixel anode corresponding to the third sub-pixel in the second pixel unit, and an opening area of the first pixel defining layer corresponding to the third sub-pixel in the first pixel unit is smaller than an opening area of the second pixel defining layer corresponding to the third sub-pixel in the second pixel unit.

16 . The electronic device according to claim 15 , wherein the first sub-pixel comprises a red sub-pixel, the second sub-pixel comprises a green sub-pixel, and the third sub-pixel comprises a blue sub-pixel.

17 . The electronic device according to claim 16 , wherein the first pixel anode is circular.

18 . The electronic device according to claim 16 , wherein the first pixel anode is oval; and

wherein an orientation of a major axis of the first pixel anode of each of the first sub-pixel and the third sub-pixel in the first pixel unit intersects an orientation of a major axis of the first pixel anode of the second sub-pixel.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 20, 2025
From: BOE TECHNOLOGY GROUP CO., LTD.
To: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
Reel/Frame 072978/0731 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 26, 2022
From: SHI, BO; HUANG, WEIYUN; YU, CHI; HUANG, YAO
To: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.; BOE TECHNOLOGY GROUP CO., LTD.
Reel/Frame 061539/0587 →
Priority Claims (1)
CN 202010761391.4 · Jul 31, 2020 · national
Continuity (1)
Related Publication 20230200140A1 · Jun 22, 2023
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