公开(公告)号：US11882754B2

公开(公告)日：2024-01-23

申请号：US17690235

申请日：2022-03-09

Applicant: BOE Technology Group Co., Ltd.

Inventor： Youwei Wang ,  Song Zhang ,  Peng Cai ,  Chunyan Xie ,  Huan Liu

IPC: H10K59/88 ,  H10K59/12

CPC classification number: H10K59/88 ,  H10K59/1201

Abstract: The present disclosure relates to a display panel. The display panel may include a substrate. The substrate may include a display area, a dummy area inside the display area, and a boundary area between the dummy area and the display area on the substrate. The display substrate may further include an isolation protrusion on the substrate at the boundary area. The isolation protrusion may be configured to isolate a functional layer in the display area from the functional layer in the dummy area, and at least a side surface of the isolation protrusion facing the dummy area may be covered by an isolation inorganic layer.

公开(公告)号：US11839104B2

公开(公告)日：2023-12-05

申请号：US17731807

申请日：2022-04-28

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Tao Wang ,  Peng Cai

IPC: H10K50/844 ,  H10K71/00 ,  H10K77/10 ,  H10K102/00

CPC classification number: H10K50/844 ,  H10K71/00 ,  H10K77/111 ,  H10K2102/311

Abstract: The present disclosure relates to a flexible display substrate and a method of manufacturing the same, a display panel and a display apparatus. The flexible display substrate has a display region and a non-display region. In some embodiments, the flexible display substrate comprises: a base substrate and an inorganic film layer provided on the base substrate, wherein the inorganic film layer of the non-display region is provided with a groove; and a filling structure for filling the groove.

公开(公告)号：US11309362B2

公开(公告)日：2022-04-19

申请号：US16346229

申请日：2018-10-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Youwei Wang ,  Song Zhang ,  Peng Cai ,  Chunyan Xie ,  Huan Liu

IPC: H01L27/15 ,  H01L27/32

Abstract: The present disclosure relates to a display panel. The display panel may include a substrate. The substrate may include a display area, a dummy area inside the display area, and a boundary area between the dummy area and the display area on the substrate. The display substrate may further include an isolation protrusion on the substrate at the boundary area. The isolation protrusion may be configured to isolate a functional layer in the display area from the functional layer in the dummy area, and at least a side surface of the isolation protrusion facing the dummy area may be covered by an isolation inorganic layer.

公开(公告)号：US11302894B2

公开(公告)日：2022-04-12

申请号：US16770056

申请日：2019-12-26

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Youwei Wang ,  Song Zhang ,  Peng Cai

IPC: H01L29/08 ,  H01L51/52 ,  H01L27/32 ,  H01L51/56

Abstract: A method for manufacturing a display substrate includes: providing a base substrate; forming at least one isolation structure around an opening area on the base substrate, wherein the isolation structure includes a first side wall including a first side and a second side, the second side is closer to the base substrate than the first side, the first side is further away from the opening area than the second side; and forming a first filling structure on a side of the first side wall away from the opening area, wherein the first filling structure includes a second side wall conforming to a shape of the first side wall and a third side wall including a third side and a fourth side, the fourth side is closer to the base substrate than the third side, the third side is closer to the opening area than the fourth side.

公开(公告)号：US10982315B2

公开(公告)日：2021-04-20

申请号：US15840301

申请日：2017-12-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Youwei Wang ,  Song Zhang ,  Tao Sun ,  Ping Song ,  Peng Cai ,  Yuanzheng Guo

IPC: C23C14/04 ,  H01L51/00 ,  H01L51/56 ,  C23C14/12

Abstract: A mask plate, a manufacturing method of the mask plate, and a method of evaporation by using the mask plate are provided. The mask plate includes an opening plate, the opening plate includes an opening and a blocking portion outside the opening, a concavity is in the blocking portion, and a depth of the concavity is smaller than a thickness of the blocking portion.

公开(公告)号：US10256425B2

公开(公告)日：2019-04-09

申请号：US15544727

申请日：2016-03-09

Applicant: BOE Technology Group Co., Ltd.

Inventor： Peng Cai

IPC: H01L51/00 ,  H01L27/12 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: The present disclosure provides a display substrate, comprising: a bending resistant region; the region comprises a base and a metal wire layer, wherein the metal wire layer is directly formed on the base, or the region further comprises an organic buffer layer located between the base and the metal wire layer, and the metal wire layer is directly formed on the organic buffer layer. The present disclosure provides a method for manufacturing the display substrate above-described. The present disclosure further provides a display device, comprising the display substrate above-described. The present disclosure further provides a method for manufacturing the display device, comprising the method for manufacturing the display substrate above-described. The present disclosure forms a bending resistant structure in a predetermined bending resistant region on the bezel portions of the display substrate, which can enhance the bend resistance thereof and improve the quality of the flexible display.

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.