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：US11302879B2

公开(公告)日：2022-04-12

申请号：US16620559

申请日：2018-10-12

Applicant: BOE Technology Group Co., Ltd.

Inventor： Lu Liu ,  Pao Ming Tsai ,  Peng Cai ,  Hong Li ,  Dejun Bu ,  Jianwei Li ,  Liqiang Chen

IPC: H01L51/00 ,  H01L51/56

Abstract: A flexible display substrate and a manufacturing method therefor, and a display apparatus, for relieving the problem that it is difficult to bend the flexible display substrate in a bending region to damage an upper circuit. The flexible display substrate comprises a back film, a first flexible base substrate located above the back film, and a second flexible base substrate located on one side of the first flexible base substrate facing away from the back film. The flexible display substrate has a bending region. An auxiliary layer is further provided between the first flexible base substrate and the second flexible base substrate. At least part of the auxiliary layer in the bending region can be decomposed in a preset condition, wherein the other film layers except the auxiliary layer are maintained at the original status in the preset condition.

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：US11289671B2

公开(公告)日：2022-03-29

申请号：US16565944

申请日：2019-09-10

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yongxiang Shi ,  Paoming Tsai ,  Dejun Bu ,  Peng Cai ,  Jiahao Zhang ,  Shuang Du

IPC: H01L51/52 ,  H01L51/00

Abstract: The present disclosure provides a cover plate for a flexible substrate which includes a first hardened layer, a second hardened layer and a polymer thin film layer provided between the first hardened layer and the second hardened layer, wherein a hardness of the first hardened layer is less than that of the second hardened layer, a hardness of the polymer thin film layer is less than that of the first hardened layer, and a bending radius of the first hardened layer is greater than that of the second hardened layer.

公开(公告)号：US20210274659A1

公开(公告)日：2021-09-02

申请号：US17054417

申请日：2020-03-24

Applicant: BOE Technology Group Co., Ltd.

Inventor： Peng Cai ,  Youwei Wang ,  Yongxiang Shi

IPC: H05K5/00 ,  H01L27/32 ,  H01L51/00 ,  H01L51/52

Abstract: Embodiments of the present disclosure provide a flexible panel and a display device. In one embodiment, the flexible panel is divided into a folding region and a non-folding region outside the folding region in a first direction, the flexible panel comprises a flexible display module, a first protecting layer and a supporting plate stacked in sequence; the supporting plate is divided into a first supporting portion and an other supporting portion except the first supporting portion, the first supporting portion is located in the folding region and is close to an outer edge of the flexible panel, a width of the first supporting portion is less than a width of the other supporting portion.

公开(公告)号：US10969676B2

公开(公告)日：2021-04-06

申请号：US16106181

申请日：2018-08-21

Applicant: BOE TECHNOLOGY GROUP CO., LTD. ,  CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.

Inventor： Chengyong He ,  Yang Wang ,  Jun Yang ,  Xin Wang ,  Guanzheng Li ,  Jinxiang Li ,  Xingming Wang ,  Peng Cai ,  Xiaochen Cui ,  Junwei Zhang ,  Can Zhang ,  Chunjie Wang

IPC: G03F1/50 ,  G03F7/20 ,  H01L27/12

Abstract: A photomask and an exposure method are provided. The photomask includes a photomask body including a first surface and a second surface opposite to each other; and a first light-transmissive region penetrating through the first surface and the second surface, wherein a light adjustment component is in the first light-transmissive region and configured to converge a first light beam incident onto the first surface to a second light beam emergent from the second surface, and a cross-sectional area of the first light beam sectioned by the first surface is larger than that of the second light beam sectioned by the second surface.

公开(公告)号：US10651420B2

公开(公告)日：2020-05-12

申请号：US16094366

申请日：2018-02-05

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

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

IPC: H01L29/08 ,  H01L33/00 ,  H01L31/0203 ,  H01L21/00 ,  H01L51/52 ,  H01L27/32

Abstract: A display device and a method for encapsulating the same are disclosed. A display device includes: a base substrate, an insulation layer disposed on the base substrate, an organic light emitting component disposed on the insulation layer, and an encapsulation layer configured for sealing the organic light emitting component. The insulation layer includes an encapsulation region, the insulation layer and the encapsulation layer are in contact with each other in the encapsulation region, and at least one cutting groove is formed in a contact region.

公开(公告)号：US10164214B2

公开(公告)日：2018-12-25

申请号：US15714081

申请日：2017-09-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ping Song ,  Feifei Wang ,  Youwei Wang ,  Peng Cai ,  Jian Min

IPC: H01L29/08 ,  H01L51/52 ,  H01L27/32 ,  H01L51/00 ,  H01L51/56

Abstract: The disclosure provides a display panel and a method for manufacturing the same. The display panel includes: an underlying substrate; thin film transistors, a light emission layer, a first inorganic moisture-blocking layer successively arranged on the underlying substrate; an organic buffer layer arranged on the first inorganic moisture-blocking layer, the organic buffer layer comprises: droplet micro-structures for decentralizing a stress on the organic buffer layer; a second inorganic moisture-blocking layer arranged on the organic buffer layer; and a blocking layer, and a glass cover plate successively arranged on the second inorganic moisture-blocking layer.