IP Library Granted Patent US 12,484,426
Granted Patent B2
US 12,484,426 · App. 17/922,023 · Granted Nov 25, 2025

Display panel having light transmissive display region, method for manufacturing the same, and display device

Inventors: Kuo Sun (Beijing, CN); Jundan Zhou (Beijing, CN); Guoqiang Tang (Beijing, CN); Liang Xia (Beijing, CN); Euiku Lee (Beijing, CN); Xucong Wang (Beijing, CN); Miaomiao Song (Beijing, CN)
Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.; BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
H10K59/8792H10K59/1201H10K59/122H10K59/38H10K59/40H10K59/65
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Quick Facts
Patent No.
US 12,484,426
App. No.
17/922,023
Granted
Nov 25, 2025
Kind
B2
Abstract

Provided is a display panel. The display panel includes a substrate, a display layer and a color filter layer; wherein the display layer is disposed on a side of the substrate and includes a plurality of light emitting devices; the color filter layer is disposed on a side, distal from the substrate, of the display layer; and the substrate comprises a light transmissive display region; and in the light transmissive display region, at least a partial region of the display panel disposed between the adjacent light emitting devices is light transmissive.

Claims (60)

1 . A display panel, comprising: a substrate, a display layer, and a color filter layer; wherein

the display layer is disposed on a side of the substrate and comprises a plurality of light emitting devices;

the color filter layer is disposed on a side, distal from the substrate, of the display layer;

the substrate comprises a light transmissive display region; wherein in the light transmissive display region, at least a partial region of the display panel disposed between the adjacent light emitting devices is light transmissive; and

the color filter layer comprises a plurality of filter blocks and a second light shielding layer; wherein

in the light transmissive display region, at least a partial region between the adjacent filter blocks is a light transmissive region, and an orthographic projection of the light transmissive region on the substrate is at least partially outside the orthographic projection of an anode of the light emitting device on the substrate;

the second light shielding layer is at least disposed in the light transmissive display region, and between the adjacent filter blocks; and

the second light shielding layer comprises a plurality of second slits, wherein the second slit is at least disposed in the light transmissive display region and between the adjacent filter blocks, and an orthographic projection of the second slit on the substrate does not overlap with the orthographic projection of the anode on the substrate.

2 . The display panel according to claim 1 , wherein the display layer further comprises a pixel definition layer, wherein

the pixel definition layer comprises a body and a plurality of first light shielding blocks, and the body is provided with a plurality of openings which are in one-to-one correspondence with anodes of the light emitting devices; and

in the light transmissive display region, an orthographic projection of the anode on the substrate is within an orthographic projection of the corresponding opening on the substrate; at least a portion of the first light shielding block is disposed within the opening, and an orthographic projection of the first light shielding block on the substrate partially overlaps with the orthographic projection of the anode on the substrate.

3 . The display panel according to claim 2 , wherein an outer contour of the orthographic projection of the anode on the substrate is within the orthographic projection of the first light shielding blocks on the substrate.

4 . The display panel according to claim 2 , wherein

the first light shielding block is made from a non-light transmissive material; or,

the first light shielding block comprises a light transmissive body and a non-light transmissive coating, and the non-light transmissive coating is at least disposed on a surface, proximate to and/or distal from the substrate, of the light transmissive body.

5 . The display panel according to claim 1 , wherein the display layer further comprises a pixel definition layer, the pixel definition layer comprising a body and a first light shielding layer; wherein

the body is provided with a plurality of openings which are in one-to-one correspondence with anodes of the light emitting devices and an orthographic projection of the opening on the substrate is within an orthographic projection of the corresponding anode on the substrate;

the first light shielding layer is disposed on a surface, proximate to and/or distal from the substrate, of the body, and an orthographic projection of the first light shielding layer on the substrate partially overlaps with the orthographic projection of the anode on the substrate; and

the first light shielding layer comprises a plurality of first slits, wherein the first slit is at least disposed in the light transmissive display region and between the adjacent openings; and an orthographic projection of the first slit on the substrate does not overlap with the orthographic projection of the anode on the substrate.

6 . The display panel according to claim 5 , wherein in the light transmissive display region, the plurality of first slits intersect to form a mesh pattern, and the first light shielding layer.

7 . The display panel according to claim 6 , wherein in the light transmissive display region, an outer contour of the orthographic projection of the anode on the substrate is within an orthographic projection of the second light shielding block on the substrate.

8 . The display panel according to claim 1 , wherein in the light transmissive display region, the plurality of second slits intersect to form a mesh pattern, and the second light shielding layer comprises a plurality of third light shielding blocks divided by the plurality of second slits intersecting in the mesh pattern.

9 . The display panel according to claim 8 , wherein in the light transmissive display region, an outer contour of the orthographic projection of the anode on the substrate is within an orthographic projection of the third light shielding block on the substrate.

10 . The display panel according to claim 1 , wherein the substrate further comprises a non-light transmissive display region; wherein

in the non-light transmissive display region, at least a partial region of a pixel definition layer is a non-light transmissive region, and an orthographic projection of the non-light transmissive region on the substrate at least partially overlaps with an orthographic projection of the light emitting device on the substrate.

11 . The display panel according to claim 1 , wherein the substrate further comprises a non-light transmissive display region; wherein

in the non-light transmissive display region, at least a partial region of the color filter layer is a non-light transmissive region, and an orthographic projection of the non-light transmissive region on the substrate at least partially overlaps with an orthographic projection of the light emitting device on the substrate.

12 . The display panel according to claim 1 , further comprising a touch layer; wherein

the touch layer is disposed between the display layer and the color filter layer, or disposed on a side, distal from the display layer, of the color filter layer.

13 . A method for manufacturing a display panel, comprising:

providing a substrate, the substrate comprising a light transmissive display region and a non- light transmissive display region;

forming a display layer, the display layer being disposed on a side of the substrate and comprising a plurality of light emitting devices; and

forming a color filter layer, the color filter layer being disposed on a side, distal from the substrate, of the display layer; wherein

in the light transmissive display region, at least a partial region of the display panel disposed between anodes of the adjacent light emitting devices is light transmissive;

the color filter layer comprises a plurality of filter blocks and a second light shielding layer;

in the light transmissive display region, at least a partial region between the adjacent filter blocks is a light transmissive region, and an orthographic projection of the light transmissive region on the substrate is at least partially outside the orthographic projection of the anode of the light emitting device on the substrate;

the second light shielding layer is at least disposed in the light transmissive display region, and between the adjacent filter blocks; and

the second light shielding layer comprises a plurality of second slits, wherein the second slit is at least disposed in the light transmissive display region and between the adjacent filter blocks, and an orthographic projection of the second slit on the substrate does not overlap with the orthographic projection of the anode on the substrate.

14 . A display device, comprising a camera module and a display panel, wherein

the display panel comprises:

a substrate, a display layer, and a color filter layer; wherein

the display layer is disposed on a side of the substrate and comprises a plurality of light emitting devices;

the color filter layer is disposed on a side, distal from the substrate, of the display layer;

the substrate comprises a light transmissive display region;

in the light transmissive display region, at least a partial region of the display panel disposed between the adjacent light emitting devices is light transmissive;

the color filter layer comprises a plurality of filter blocks and a second light shielding layer;

in the light transmissive display region, at least a partial region between the adjacent filter blocks is a light transmissive region, and an orthographic projection of the light transmissive region on the substrate is at least partially outside the orthographic projection of the anode of the light emitting device on the substrate;

the second light shielding layer is at least disposed in the light transmissive display region, and between the adjacent filter blocks;

the second light shielding layer comprises a plurality of second slits, wherein the second slit is at least disposed in the light transmissive display region and between the adjacent filter blocks, and an orthographic projection of the second slit on the substrate does not overlap with the orthographic projection of the anode on the substrate; and

the camera module is disposed on a side, distal from the color filter layer, of the substrate, and is opposite to the light transmissive display region of the display panel.

15 . The display device according to claim 14 , wherein the display layer further comprises a pixel definition layer, wherein

the pixel definition layer comprises a body and a plurality of first light shielding blocks, and the body is provided with a plurality of openings which are in one-to-one correspondence with anodes of the light emitting devices; and

in the light transmissive display region, an orthographic projection of the anode on the substrate is within an orthographic projection of the corresponding opening on the substrate; at least a portion of the first light shielding block is disposed within the opening, and an orthographic projection of the first light shielding block on the substrate partially overlaps with the orthographic projection of the anode on the substrate.

16 . The display device according to claim 15 , wherein an outer contour of the orthographic projection of the anode on the substrate is within the orthographic projection of the first light shielding blocks on the substrate.

17 . The display device according to claim 15 , the first light shielding block is made from a non-light transmissive material; or,

the first light shielding block comprises a light transmissive body and a non-light transmissive coating, and the non-light transmissive coating is at least disposed on a surface, proximate to and/or distal from the substrate, of the light transmissive body.

18 . The display device according to claim 14 , wherein the display layer further comprises a pixel definition layer, the pixel definition layer comprising a body and a first light shielding layer; wherein

the body is provided with a plurality of openings which are in one-to-one correspondence with anodes of the light emitting devices and an orthographic projection of the opening on the substrate is within an orthographic projection of the corresponding anode on the substrate;

the first light shielding layer is disposed on a surface, proximate to and/or distal from the substrate, of the body, and an orthographic projection of the first light shielding layer on the substrate partially overlaps with the orthographic projection of the anode on the substrate; and

the first light shielding layer comprises a plurality of first slits, wherein the first slit is at least disposed in the light transmissive display region and between the adjacent openings; and an orthographic projection of the first slit on the substrate does not overlap with the orthographic projection of the anode on the substrate.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 15, 2025
From: BOE TECHNOLOGY GROUP CO., LTD.
To: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
Reel/Frame 072898/0765 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 28, 2022
From: SUN, KUO; ZHOU, JUNDAN; TANG, GUOQIANG; XIA, LIANG; LEE, EUIKU; WANG, XUCONG; SONG, MIAOMIAO
To: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.; BOE TECHNOLOGY GROUP CO., LTD.
Reel/Frame 061577/0619 →
Continuity (1)
Related Publication 20240224763A1 · Jul 4, 2024
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