公开(公告)号：US20190058156A1

公开(公告)日：2019-02-21

申请号：US15964679

申请日：2018-04-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Tao Sun ,  Song Zhang ,  Youwei Wang ,  Tao Wang

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

Abstract: This disclosure discloses an OLED display substrate and a manufacturing method thereof, as well as an OLED display apparatus. The OLED display substrate comprises a display area and a non-display area surrounding the display area. The OLED display substrate comprises a barrier which is provided in the non-display area and an encapsulation structure layer which covers the display area and extends to cover the barrier, and the OLED display substrate further comprises a metal halide layer which is located between the barrier and the encapsulation structure layer.

公开(公告)号：US20180315807A1

公开(公告)日：2018-11-01

申请号：US15834144

申请日：2017-12-07

Applicant: BOE Technology Group Co., Ltd.

Inventor： Youwei Wang ,  Song Zhang ,  Peng Cai ,  Ping Song ,  Xiaobo Du

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

CPC classification number: H01L27/3246 ,  H01L51/5253 ,  H01L51/5256 ,  H01L51/56 ,  H01L2227/323 ,  H01L2251/558

Abstract: A pixel definition structure, an organic light-emitting device and the encapsulation method thereof, and a display apparatus are provided, in the field of display technology. The pixel definition structure includes a plurality of barriers, wherein the plurality of barriers includes a first barrier and a second barrier. The height of the first barrier is smaller than that of the second barrier, and a barrier at a first edge area of the pixel definition structure is the first barrier. The present disclosure can solve the problem of the poor encapsulation effect and improve the encapsulation effect. The present disclosure is applied to an organic light-emitting device.

公开(公告)号：US10026927B2

公开(公告)日：2018-07-17

申请号：US15228657

申请日：2016-08-04

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Youwei Wang ,  Song Zhang ,  Peng Cai

IPC: H01L29/08 ,  H01L21/00 ,  H01L51/52 ,  H01L51/56

Abstract: A thin film package structure is provided. The thin film package structure includes a plurality of film layers arranged on the outside of a device, the plurality of film layers including inorganic and organic layers alternately laminated, wherein the innermost film layer and the outermost film layer among the plurality of film layers are inorganic layers, and an auxiliary spreading layer arranged between at least one pair of an inorganic layer and an organic layer adjacent within the plurality of film layers, wherein the hydrophilicity-hydrophobicity of the auxiliary spreading layer is the same as that of the organic layer in contact with the auxiliary spreading layer.

公开(公告)号：US20170279080A1

公开(公告)日：2017-09-28

申请号：US15228657

申请日：2016-08-04

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Youwei Wang ,  Song Zhang ,  Peng Cai

IPC: H01L51/52 ,  H01L51/56

CPC classification number: H01L51/5256 ,  H01L51/56 ,  H01L2251/301 ,  H01L2251/5338

Abstract: A thin film package structure is provided. The thin film package structure includes a plurality of film layers arranged on the outside of a device, the plurality of film layers including inorganic and organic layers alternately laminated, wherein the innermost film layer and the outermost film layer among the plurality of film layers are inorganic layers, and an auxiliary spreading layer arranged between at least one pair of an inorganic layer and an organic layer adjacent within the plurality of film layers, wherein the hydrophilicity-hydrophobicity of the auxiliary spreading layer is the same as that of the organic layer in contact with the auxiliary spreading layer.

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：US11856810B2

公开(公告)日：2023-12-26

申请号：US17048316

申请日：2020-03-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Peng Cai ,  Youwei Wang ,  Yongxiang Shi

IPC: H10K50/844 ,  H10K71/00 ,  H10K77/10 ,  H10K50/81 ,  H10K59/122 ,  H10K59/124 ,  H10K59/12

CPC classification number: H10K50/844 ,  H10K71/00 ,  H10K77/10 ,  H10K50/81 ,  H10K59/1201 ,  H10K59/122 ,  H10K59/124

Abstract: The disclosure relates to the field of display technology, and discloses a display panel. The display panel includes: a substrate including a display area; a backplane film layer, on a side of the substrate and in the display area; a via hole, in the display area and running through the backplane film layer; and a protective barrier, in the via hole and covering the end side of the backplane film layer.

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：US11793061B2

公开(公告)日：2023-10-17

申请号：US17488675

申请日：2021-09-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Peng Cai ,  Youwei Wang

IPC: H05K5/00 ,  H10K77/10 ,  B32B7/022 ,  B32B3/14 ,  B32B7/12 ,  B32B15/04 ,  H05K5/02 ,  H10K50/86 ,  H10K59/40 ,  H10K102/00

CPC classification number: H10K77/111 ,  B32B3/14 ,  B32B7/022 ,  B32B7/12 ,  B32B15/043 ,  H05K5/0017 ,  H05K5/0217 ,  H10K50/86 ,  H10K59/40 ,  B32B2307/51 ,  B32B2457/208 ,  H10K2102/311

Abstract: Disclosed are a display assembly and a display device. The display assembly includes: a flexible display screen; a support layer located on a non-display side of the flexible display screen; wherein the support layer includes a first support part and a second support part which continuously extend along a plane of the non-display side of the flexible display screen, and the first support part has an elastic modulus smaller than the second support part; and a tensioning member including a first connection part and a second connection part interconnected with each other, wherein the first connection part is located on a side of the first support part away from the flexible display screen, and the second connection part is located on a side of the second support part away from the flexible display screen; and the first connection part has an elastic modulus greater than the second connection part.

公开(公告)号：US20230046867A1

公开(公告)日：2023-02-16

申请号：US17788922

申请日：2021-09-01

Applicant: BOE Technology Group Co., Ltd.

Inventor： Tao Wang ,  Tao Sun ,  Chengjie Qin ,  Ziyu Zhang ,  Rui Hong ,  Youwei Wang

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

Abstract: The embodiments of the present disclosure provide a display substrate, a display device, and a detection method for the display substrate. The display substrate includes: a base substrate including a display region and a peripheral region located on at least one side of the display region; a crack stopper located in the peripheral region and configured to prevent a crack from propagating toward the display region; an encapsulation structure disposed on the base substrate and covering the display region; and a crack detection structure disposed on the base substrate, wherein the crack detection structure is located on a side of the crack stopper facing the display region, an orthographic projection of the crack detection structure on the base substrate falls within an orthographic projection of the encapsulation structure on the base substrate, and the crack detection structure is configured to detect whether a crack exists in the encapsulation structure.

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.