公开(公告)号：US12232349B2

公开(公告)日：2025-02-18

申请号：US17229213

申请日：2021-04-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pinfan Wang ,  Chenyu Chen ,  Lujiang Huangfu ,  Fangxu Cao ,  Yucheng Chan

IPC: H01L51/52 ,  G02F1/1333 ,  H10K50/84 ,  B32B7/12

Abstract: The present disclosure relates to a display device, which includes a curved cover plate, an optical adhesive layer, and a display module that are sequentially disposed in a thickness direction thereof. The display module includes a curved surface region, the curved surface region being curved in at least two intersecting directions to form a spherical surface; the curved surface region comprises a first sub-area and a second sub-area, the second sub-area is located on a side of the first sub-area away from a center of curvature of the spherical surface; the second sub-area is wavy in the thickness direction, the wavy second sub-area is composed of a plurality of arc-shaped structures, and protruding directions of adjacent arc-shaped structures are opposite to each other; and the optical adhesive layer is completely attached to each of the arc-shaped structures.

公开(公告)号：US12120906B2

公开(公告)日：2024-10-15

申请号：US17630116

申请日：2021-04-22

Applicant: BOE Technology Group Co., Ltd.

Inventor： Hongwei Tian ,  Yanan Niu ,  Hejin Wang ,  Pinfan Wang ,  Fangxu Cao ,  Zheng Liu

IPC: H10K59/12 ,  H10K50/844 ,  H10K59/131 ,  H10K71/00 ,  H10K59/122

CPC classification number: H10K50/844 ,  H10K59/131 ,  H10K71/00 ,  H10K59/1201 ,  H10K59/122

Abstract: Provided are a display substrate, a display device, and a method for manufacturing the display substrate. The display substrate includes: a first inorganic encapsulation layer covering pixels of an island region and covering a signal line of a bridge region, a first organic encapsulation layer covering the first inorganic encapsulation layer, and multiple insulating layers located in the bridge region and between the first inorganic encapsulation layer and a substrate.

公开(公告)号：US11696461B2

公开(公告)日：2023-07-04

申请号：US17349308

申请日：2021-06-16

Applicant: BOE Technology Group Co., Ltd.

Inventor： Fangxu Cao ,  Jia Zhao

IPC: H10K50/84 ,  H10K50/86 ,  H10K71/00 ,  H10K77/10

CPC classification number: H10K50/84 ,  H10K50/865 ,  H10K71/00 ,  H10K77/111

Abstract: Disclosed are a display panel, a manufacturing method and a stretchable display device. The display panel includes a rigid substrate; a flexible substrate and an encapsulation layer. The flexible substrate includes a plurality of through-groove structures and at least one through-groove structure includes a non-fixed region and a fixed region surrounding the non-fixed region. A portion of the encapsulation layer located in the at least one through-groove structure includes a first sub-portion located in the fixed region and attached to the rigid substrate and a second sub-portion located in the non-fixed region and attached to the rigid substrate by an organic separation layer, the second sub-portion is configured to be separated from the rigid substrate in a case of gasification of the organic separation layer, and the first sub-portion is configured to be lifted off from the flexible substrate together with the rigid substrate under an external force.

公开(公告)号：US11380752B2

公开(公告)日：2022-07-05

申请号：US16771578

申请日：2019-08-22

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jia Zhao ,  Fangxu Cao ,  Pinfan Wang

IPC: H01L27/32 ,  H01L25/16 ,  H01L51/00 ,  H01L51/56

Abstract: A stretchable display panel is provided. The stretchable display panel includes a plurality of encapsulated islands; and a plurality of bridges connecting the plurality of encapsulated islands. A respective one of the plurality of bridges connects two adjacent encapsulated islands of the plurality of encapsulated islands along an extension direction from a first one of the two adjacent encapsulated islands to a second one of the two adjacent encapsulated islands. The respective one of the plurality of bridges includes a plurality of first parts and a plurality of second parts alternately arranged. The stretchable display panel includes an insulating layer. The insulating layer includes a plurality of insulating blocks respectively in the plurality of first parts. The insulating layer is at least partially absent in the respective one of the plurality of second parts.

公开(公告)号：US11635784B2

公开(公告)日：2023-04-25

申请号：US16815394

申请日：2020-03-11

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Haoran Wang ,  Fangxu Cao ,  Liming Dong ,  Yonghong Zhou ,  Xucong Wang ,  Benlian Wang ,  Weinan Dai ,  Dengyu Wang

IPC: G06F1/16

Abstract: The present disclosure provides a foldable support, fabricating method thereof, and a display device. The foldable support includes a metal layer having a non-bending region and at least one bending region, where the metal layer includes a plurality of recessed portions at the at least one bending region, and at least one of sidewalls of the plurality of recessed portions is not perpendicular to a plane where the metal layer is located.

公开(公告)号：US11611051B2

公开(公告)日：2023-03-21

申请号：US17329758

申请日：2021-05-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jia Zhao ,  Pinfan Wang ,  Fangxu Cao

IPC: H01L51/00 ,  H01L27/32

Abstract: A display panel includes a corner area, and the corner area includes a corner display area, a corner edge area, and a corner wiring area between the corner display area and the corner edge area. The corner area includes: a flexible base layer, having a base groove in the corner wiring area and a plurality of first openings in the corner display area; a display function layer formed on the flexible base layer and located in the corner display area, the display function layer having second openings corresponding to the first openings; a peripheral circuit layer, formed on the flexible base layer and located in the corner wiring area, the peripheral circuit layer including one or more peripheral wirings, the orthographic projection of at least part of the peripheral wirings on the flexible base layer is within the base groove.

公开(公告)号：US20210408409A1

公开(公告)日：2021-12-30

申请号：US16765699

申请日：2019-10-16

Applicant: BOE Technology Group Co., Ltd.

Inventor： Pinfan Wang ,  Fangxu Cao

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

Abstract: A stretchable display panel is provided. The stretchable display panel includes a stretchable base substrate; a plurality of islands and a plurality of bridges on the stretchable base substrate; a plurality of display elements respectively on sides of the plurality of islands away from the stretchable base substrate; and a plurality of signal lines respectively on sides of the plurality of bridges away from the stretchable base substrate. The plurality of bridges include a plurality of row bridges arranged in a row direction and a plurality of column bridges arranged in a column direction. Two directly adjacent islands in a same row of islands are connected by a respective one of the plurality of row bridges. Two directly adjacent islands in a same column of islands are connected by a respective one of the plurality of column bridges.

公开(公告)号：US20210408204A1

公开(公告)日：2021-12-30

申请号：US16771578

申请日：2019-08-22

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jia Zhao ,  Fangxu Cao ,  Pinfan Wang

IPC: H01L27/32 ,  H01L51/00 ,  H01L25/16 ,  H01L51/56

Abstract: A stretchable display panel is provided. The stretchable display panel includes a plurality of encapsulated islands; and a plurality of bridges connecting the plurality of encapsulated islands. A respective one of the plurality of bridges connects two adjacent encapsulated islands of the plurality of encapsulated islands along an extension direction from a first one of the two adjacent encapsulated islands to a second one of the two adjacent encapsulated islands, The respective one of the plurality of bridges includes a plurality of first parts and a plurality of second parts alternately arranged. The stretchable display panel includes an insulating layer. The insulating layer includes a plurality of insulating blocks respectively in the plurality of first parts, The insulating layer is at least partially absent in the respective one of the plurality of second parts.

公开(公告)号：US11094898B2

公开(公告)日：2021-08-17

申请号：US16822585

申请日：2020-03-18

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Fangxu Cao ,  Haoran Wang ,  Liming Dong ,  Yonghong Zhou ,  Dengyu Wang ,  Zhenhua Zhang ,  Benlian Wang ,  Weinan Dai ,  Xucong Wang

IPC: H01L51/00 ,  H01L51/56 ,  H05K5/00

Abstract: This disclosure provides a supporting structure disposed at a side of the flexible display panel and at least including a first bendable region, and a display device. A bending axis corresponding to the first bendable region extends in a first direction. The first bendable region has a plurality of first primary bending regions and a plurality of first deformation compensation regions alternately arranged in the first direction. The first primary bending region includes a plurality of first primary strip-shaped holes arranged in an array, and the first primary strip-shaped holes extend in the first direction. The first deformation compensation region includes a plurality of groups of first hollowed-out patterns arranged in an array. Each group of first hollowed-out patterns is formed by combining a plurality of hollowed-out holes, and at least two of the plurality of hollowed-out holes are different in a shape or an extending direction.

公开(公告)号：US12302709B2

公开(公告)日：2025-05-13

申请号：US17781056

申请日：2021-05-20

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yang Yu ,  Fangxu Cao ,  Pinfan Wang ,  Wenqiang Li ,  Bo Wang ,  Jingquan Wang

IPC: H10K59/122 ,  H10K50/844 ,  H10K59/12 ,  H10K59/35 ,  H10K71/00 ,  H10K77/10 ,  H10K102/00

Abstract: A display device, a display panel, and a manufacturing method therefor are provided. The display panel includes a flexible substrate, a display layer on one side of the flexible substrate, and an encapsulation layer covering a surface of the display layer away from the flexible substrate. The display layer has a stretching area provided with a plurality of pixel islands spaced apart and a through-hole. A blocking dam is in an area corresponding to the pixel island and surrounds a plurality of light-emitting units. The encapsulation layer includes an organic layer that is in the stretching area and confined within an annular area surrounded by the blocking dam.