公开(公告)号：US20250072233A1

公开(公告)日：2025-02-27

申请号：US18246658

申请日：2022-04-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jinxiang XUE ,  Fang LIU ,  Zhongyuan SUN ,  Wenqi LIU ,  Jingkai NI ,  Che AN ,  Lu WANG ,  Guangcai YUAN

IPC: H10K59/131 ,  H10K59/12

Abstract: The present disclosure provides a display substrate, a manufacturing method thereof and a display device. The display substrate includes a base substrate, including a hollowed-out region, an island and a connection bridge; a plurality of display units; and a source/drain metal pattern, including patterns of a plurality of signal lines. On the island, a plurality of inorganic film layers is arranged between the base substrate and the source/drain metal pattern, and the plurality of inorganic film layers includes a first inorganic film layer arranged at a side furthest away from the base substrate. On the connection bridge, at least one first organic film layer is arranged between the base substrate and the source/drain metal pattern.

公开(公告)号：US20240215430A1

公开(公告)日：2024-06-27

申请号：US17799807

申请日：2021-11-10

Applicant: BOE Technology Group Co., Ltd.

Inventor： Wenqi LIU ,  Jinxiang XUE ,  Wei QUAN ,  Qingyu HUANG ,  Jingkai NI

IPC: H10K77/10 ,  H10K59/12 ,  H10K59/127 ,  H10K59/131 ,  H10K59/80 ,  H10K71/80 ,  H10K102/00

CPC classification number: H10K77/111 ,  H10K59/1201 ,  H10K59/127 ,  H10K59/131 ,  H10K59/873 ,  H10K71/80 ,  H10K2102/311

Abstract: The present disclosure provides a stretchable display substrate and a manufacturing method. The stretchable display substrate includes: a base substrate, a plurality of opening patterns being distributed on the base substrate, a plurality of bridges being formed between adjacent ones of at least a part of opening patterns in the plurality of opening patterns to define islands; a plurality of display units, at least one display unit being arranged on each island; a plurality of wiring units each coupled between the display units on the islands and arranged on the bridge; and a thin film encapsulation layer including a first encapsulation portion covering a side of each display unit away from the base substrate and a second encapsulation portion at least covering a side of each display unit adjacent to the opening pattern. Each of at least a part of opening patterns has different opening sizes at a side of the base substrate adjacent to the display unit and a side of the base substrate away from the display unit, and the opening pattern has at least one step-like structure at a side adjacent to the island. According to the present disclosure, it is able to improve the reliability of a display element.

公开(公告)号：US20230397479A1

公开(公告)日：2023-12-07

申请号：US18034078

申请日：2020-12-22

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jinxiang XUE ,  Zhongyuan SUN ,  Wenqi LIU ,  Jingkai NI ,  Che AN ,  Fang LIU

IPC: H10K77/10 ,  H10K59/131

CPC classification number: H10K77/111 ,  H10K59/131

Abstract: The present application provides a display substrate and a display device. The display substrate comprises: a base substrate, wherein the base substrate has stretching areas and a plurality of display areas, the plurality of display areas are spaced apart from each other by the stretching areas, the stretching area has first connection units connecting two adjacent display areas and a hollow part jointly defined by a plurality of the first connection units; and light emitting elements, wherein the light-emitting elements are arranged on one side of the base substrate, and the stretching areas and the display areas both have the light-emitting elements.

公开(公告)号：US20220407035A1

公开(公告)日：2022-12-22

申请号：US17782775

申请日：2021-05-20

Applicant: BOE Technology Group Co., Ltd.

Inventor： Qingyu HUANG ,  Wenqi LIU ,  Fudong CHEN ,  Zhiqiang JIAO

IPC: H01L51/52 ,  H01L51/56 ,  G02B5/00

Abstract: An encapsulation structure, an encapsulation method, an electroluminescent device, and display equipment, which relate to the technical field of displays. The encapsulation structure comprises: a first inorganic dielectric layer (1), wherein the first inorganic dielectric layer (1) has a surface attached to a surface of a cathode layer (4) of an electroluminescent device; a chromatic dispersion relationship between the first inorganic dielectric layer (1), the cathode layer (4) and an electron injection layer (5) of the electroluminescent device meets a preset condition; the preset condition is used for defining an optical parameter of a first interface, the optical parameter is related to chromatic dispersion, and the optical parameter is used for coupling surface plasmon polaritons on interfaces on both sides of the cathode layer (4); and the first interface is an interface between the first inorganic dielectric layer (1) and the cathode layer (4).

公开(公告)号：US20240315115A1

公开(公告)日：2024-09-19

申请号：US18027221

申请日：2022-01-14

Applicant: BOE Technology Group Co., Ltd.

Inventor： Wenqi LIU ,  Zhongyuan SUN ,  Che AN ,  Jingkai NI ,  Qingyu HUANG ,  Jinxiang XUE ,  Guangcai YUAN ,  Chunyan LI

IPC: H10K59/80 ,  H10K59/12 ,  H10K59/38 ,  H10K102/00

CPC classification number: H10K59/8731 ,  H10K59/1201 ,  H10K59/38 ,  H10K2102/351

Abstract: A display substrate and its manufacturing method, a display panel and a display apparatus are provided. The display substrate includes a base (10), a light-emitting device layer (20) on the base (10), and an encapsulation structure (30) on a side of the light-emitting device layer (20) away from the base (10). A film layer farthest from the base (10) in the light-emitting device layer (20) is a light extraction layer (21). The encapsulation structure (30) includes a first inorganic encapsulation layer (31), an organic encapsulation layer (32) on a side of the first inorganic encapsulation layer (31) away from the base (10), and a second inorganic encapsulation layer (33) on a side of the organic encapsulation layer (32) away from the base (10). The first inorganic encapsulation layer (31) includes sub-film layers in which the one closest to the light extraction layer (21) is a low-stress inorganic layer (301) with a stress less than that of the second inorganic encapsulation layer (33). The display panel includes the display substrate. The display apparatus includes the display panel.

公开(公告)号：US20230363202A1

公开(公告)日：2023-11-09

申请号：US17613998

申请日：2020-12-18

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jinxiang XUE ,  Zhongyuan SUN ,  Guoqiang WANG ,  Wenqi LIU ,  Jingkai NI ,  Che AN

IPC: H10K59/12 ,  H10K59/131 ,  H10K59/127 ,  H10K59/80

CPC classification number: H10K59/1201 ,  H10K59/131 ,  H10K59/127 ,  H10K59/87 ,  H10K2102/3026

Abstract: The present disclosure provides a display substrate, which includes a base substrate, and a display unit, a connection unit and a hollowed-out unit, which are adjacent to each other, on the base substrate; the display unit includes a first insulating part and a conductive part; the connection unit includes a second insulating part and a conductive connecting part, the second insulating part is arranged on a side of the conductive connecting part away from the base substrate; the conductive connecting part is in contact with the base substrate, extends from an area of the base substrate where the connection unit is located to an area of the base substrate where the display unit is located, and is electrically coupled to the conductive part through a via hole formed in the first insulating part; the second insulating part has a tensile property superior to the first insulating part.

公开(公告)号：US20220344422A1

公开(公告)日：2022-10-27

申请号：US17763919

申请日：2021-05-12

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jinxiang XUE ,  Xiaolei ZHANG ,  Zhongyuan SUN ,  Wenqi LIU ,  Kai SUI ,  Jingkai NI ,  Xiang ZHOU ,  Che AN ,  Guoqiang WANG

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

Abstract: Disclosed is a flexible display substrate, including: a substrate base layer, peripheral side edges of the substrate base layer having a first stepped structure having a process performance, the first stepped structure being configured to enable a film layer covering the first stepped structure to be easily broken at the stepped structure when a force is applied; a functional layer provided on the substrate base layer and exposed to the outside of the first stepped structure; and an inorganic encapsulation layer covering side edges of the functional layer and extending to the first stepped structure of the side edges of the substrate base layer.

公开(公告)号：US20210125527A1

公开(公告)日：2021-04-29

申请号：US16887841

申请日：2020-05-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jingkai NI ,  Weijie WANG ,  Wenqi LIU ,  Zhongyuan SUN ,  Xiaofen WANG ,  Xiang ZHOU

IPC: G09F9/30 ,  G06F1/16

Abstract: The present disclosure provides a display substrate including: a first flexible substrate; a second flexible substrate; and a bonding layer between the first flexible substrate and the second flexible substrate and bonding the first and second flexible substrates to each other; wherein the second flexible substrate includes a plurality of first support parts and a second support part spacing the plurality of first support parts apart from each other; a side of each first support part distal to the first flexible substrate is provided thereon with a display unit; the second support part includes a first part and a second part other than the first part, and a signal line configured to connect display units is disposed on a side of the first part distal to the first flexible substrate; and a thickness of the second part is smaller than a thickness of the first support part.

公开(公告)号：US20210050535A1

公开(公告)日：2021-02-18

申请号：US16886035

申请日：2020-05-28

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jinxiang XUE ,  Zhongyuan SUN ,  Xiaofen WANG ,  Wenqi LIU ,  Kai SUI

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

Abstract: A display panel, a method for manufacturing the display panel and a display device are provided. The display panel includes a flexible substrate, a surface of which is provided with a plurality of protrusions; a plurality of organic light-emitting elements disposed on the flexible substrate, at least a portion of the plurality of organic light-emitting elements being located within regions where the protrusions are located. Therefore, parts with the organic light-emitting elements can be stepped by utilizing the protrusions of the flexible substrate, so a thickness of the flexible substrate except the protrusions can be effectively reduced, and the display panel can be in contact with other structures by utilizing the protrusions, so that the portion of the flexible substrate except the protrusions has a deformation space of higher freedom, and a tensile strength of the display panel can be improved.

公开(公告)号：US20250089484A1

公开(公告)日：2025-03-13

申请号：US18249189

申请日：2022-02-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jinxiang XUE ,  Zhongyuan SUN ,  Lu WANG ,  Fang LIU ,  Teng QI ,  Guangcai YUAN ,  Che AN ,  Jingkai NI ,  Wenqi LIU

IPC: H10K59/131 ,  H10K59/12 ,  H10K102/00

Abstract: The disclosure provides a display panel, a manufacturing method thereof, and a display device, which belong to the field of display technology. The display panel includes a plurality of display islands (SPXL) and a plurality of deformable bridging units (SBRI); the plurality of display islands (SPXL) are separated from each other; and two adjacent display islands (SPXL) are connected by the bridging units (SBRI); the display island (SPXL) has at least one display unit (Upxl); and the bridging unit (SBRI) has an external signal wiring electrically connected to the display unit (Upxl).