公开(公告)号：US12289949B2

公开(公告)日：2025-04-29

申请号：US18371323

申请日：2023-09-21

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Youwei Wang ,  Song Zhang ,  Peng Cai

IPC: H10K50/844 ,  H10K59/12 ,  H10K71/00

Abstract: Provided are a display substrate, a method for manufacturing the display substrate, and a display device. The display substrate has a display area, an opening area being provided in the display area, and the display substrate includes: a base substrate; at least one isolation structure provided on the base substrate and surrounding the opening area, and the isolation structure includes a first sidewall; a first filling structure provided on a side of the first sidewall away from the opening area, the first filling structure includes a second sidewall facing the first sidewall and a third sidewall facing away from the first sidewall; a first inorganic thin film disposed between the isolation structure and the filling structure; and a second inorganic thin film covering the isolation structure and the first filling structure.

公开(公告)号：US20250063887A1

公开(公告)日：2025-02-20

申请号：US18934540

申请日：2024-11-01

Applicant: BOE Technology Group Co., Ltd.

Inventor： Tao SUN ,  Song Zhang ,  Tao Wang

IPC: H10K50/844 ,  H10K59/122 ,  H10K59/65 ,  H10K71/00 ,  H10K77/10

Abstract: The disclosure relates to a display panel, a method for fabricating the same, and a display device. The display panel includes: a base substrate including a first base substrate in a blind hole area and a second base substrate, the thickness of the first base substrate is smaller than the thickness of the second base substrate; an anode layer, a light-emitting layer, a cathode layer and an encapsulation layer arranged successively on the second base substrate, and the cathode layer and the encapsulation layer arranged successively on the first base substrate; wherein at least one installation hole is arranged in a display area of the display panel, the at least one installation hole is within the blind hole area and runs through the first base substrate and the respective layers on the first base substrate.

公开(公告)号：US11951730B2

公开(公告)日：2024-04-09

申请号：US17309517

申请日：2020-12-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Penghao Gu ,  Chunyan Xie ,  Song Zhang ,  Ziang Han

IPC: B32B7/06 ,  B32B3/16 ,  B32B7/14 ,  B32B15/18 ,  B32B27/28 ,  B32B27/36 ,  B32B37/02 ,  B32B37/12 ,  B32B37/18 ,  B32B38/10

CPC classification number: B32B7/06 ,  B32B3/16 ,  B32B7/14 ,  B32B15/18 ,  B32B27/281 ,  B32B27/36 ,  B32B37/02 ,  B32B37/1292 ,  B32B37/182 ,  B32B38/10 ,  B32B2255/10 ,  B32B2255/26 ,  B32B2307/308 ,  B32B2307/412 ,  B32B2307/54 ,  B32B2307/546 ,  B32B2311/30 ,  B32B2367/00 ,  B32B2379/08 ,  B32B2457/20

Abstract: The present disclosure provides a flexible display device. The flexible display device has different base materials for the back supporting film at the bonding region and the non-bonding region, so that it can satisfy the requirements for AOI and bending resistance respectively. The present disclosure also provides a back film for a flexible display device and a preparation method thereof.

公开(公告)号：US11805667B2

公开(公告)日：2023-10-31

申请号：US16652712

申请日：2019-09-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Lingzhi Qian ,  Rui Hong ,  Song Zhang ,  Penghao Gu

IPC: H10K50/844 ,  H01L33/56 ,  H10K71/00

CPC classification number: H10K50/844 ,  H01L33/56 ,  H10K71/00 ,  H01L2933/005

Abstract: An encapsulation structure, an electronic apparatus, and an encapsulation method are provided. The encapsulation structure includes: a base substrate, an organic encapsulation layer and a barrier dam that are on the base substrate. The barrier dam is disposed outside the organic encapsulation layer; and the barrier dam includes an upper surface away from the base substrate and a side surface facing the organic encapsulation layer, and at least one of the upper surface and the side surface includes a groove and a protrusion.

公开(公告)号：US11800742B2

公开(公告)日：2023-10-24

申请号：US17695666

申请日：2022-03-15

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Youwei Wang ,  Song Zhang ,  Peng Cai

IPC: H10K50/844 ,  H10K59/12 ,  H10K71/00

CPC classification number: H10K50/844 ,  H10K59/12 ,  H10K71/00 ,  H10K59/1201

Abstract: Provided are a display substrate, a method for manufacturing the display substrate, and a display device. The display substrate includes a display area, the display area including an opening area and an effective display area outside the opening area, wherein the display substrate includes: an array structure layer located in the effective display area; an isolation structure provided on a surface of the array structure layer surrounding the opening area, wherein the isolation structure has a first sidewall with an slope angle of greater than or equal to 90°; a first inorganic thin film covering the isolation structure.

公开(公告)号：US11627689B2

公开(公告)日：2023-04-11

申请号：US16474718

申请日：2019-02-26

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Tao Sun ,  Song Zhang

IPC: H01L51/56

Abstract: A thin film encapsulation structure includes a first barrier layer encapsulating a to-be-encapsulated structure on a substrate; an organic layer on the first barrier layer; a second barrier layer encapsulating the organic layer; a masking layer on the second barrier layer, orthographic projections of the second barrier layer, the first barrier layer and the masking layer on the substrate substantially overlap with each other, and a material of the masking layer has a smaller etching rate than a material of the second barrier layer.

公开(公告)号：US11296161B2

公开(公告)日：2022-04-05

申请号：US16962563

申请日：2019-12-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Youwei Wang ,  Song Zhang ,  Peng Cai

IPC: H01L27/32

Abstract: Disclosed are a display panel and a display device. The display panel includes a display area and an opening area, where the opening area is configured to accommodate an optical component, and the display area at least partially surrounds the opening area; where the display area includes edge pixel defining structures and conventional pixel defining structures, and the edge pixel defining structures are closer to the opening area than the conventional pixel defining structures; where a reflectivity of each edge pixel defining structure is greater than a reflectivity of each conventional pixel defining structure.

公开(公告)号：US11239444B2

公开(公告)日：2022-02-01

申请号：US16464621

申请日：2018-10-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Lingzhi Qian ,  Song Zhang ,  Rui Hong ,  Penghao Gu

IPC: H01L51/52 ,  H01L51/56 ,  H01L23/29

Abstract: A display panel. The display panel includes a base substrate; a plurality of light emitting elements on the base substrate; and an encapsulating structure encapsulating the plurality of light emitting elements. The encapsulating structure includes a first inorganic encapsulating sublayer; a first organic encapsulating sublayer; and a first amphiphilic cross-linking sublayer between the first inorganic encapsulating sublayer and the first organic encapsulating sublayer.

公开(公告)号：US20210135160A1

公开(公告)日：2021-05-06

申请号：US17146652

申请日：2021-01-12

Applicant: BOE Technology Group Co., Ltd.

Inventor： TAO SUN ,  Song Zhang ,  Tao Wang

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/00 ,  H01L51/56

Abstract: The disclosure relates to a display panel, a method for fabricating the same, and a display device. The display panel includes: a base substrate including a first base substrate in a blind hole area and a second base substrate, the thickness of the first base substrate is smaller than the thickness of the second base substrate; an anode layer, a light-emitting layer, a cathode layer and an encapsulation layer arranged successively on the second base substrate, and the cathode layer and the encapsulation layer arranged successively on the first base substrate; wherein at least one installation hole is arranged in a display area of the display panel, the at least one installation hole is within the blind hole area and runs through the first base substrate and the respective layers on the first base substrate.

公开(公告)号：US20210013454A1

公开(公告)日：2021-01-14

申请号：US16923577

申请日：2020-07-08

Applicant: BOE Technology Group Co., Ltd.

Inventor： Chunyan XIE ,  Song Zhang

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/56

Abstract: Disclosed are a display panel, a preparation method thereof and a display device. The display panel includes: a display substrate having a through hole which runs through the display substrate in a thickness direction; and an anti-reflective film, where the anti-reflective film is disposed on a light-emitting surface of the display substrate, the anti-reflective film includes a light-transmitting structure and an anti-reflective structure, and an orthographic projection of the light-transmitting structure on the display substrate covers the through hole.