公开(公告)号：US11201302B2

公开(公告)日：2021-12-14

申请号：US16759846

申请日：2019-04-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Hongwei Tian ,  Yanan Niu ,  Zheng Liu ,  Dong Li ,  Liangjian Li ,  Zunqing Song

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

Abstract: The embodiments of the disclosure provide a flexible display panel, including a flexible substrate, the flexible substrate including a plurality of cylindrical surface stretching bodies in an array, every two adjacent cylindrical surface stretching bodies being connected by their side edges, and a flexible device on the flexible substrate, the flexible device being conformal with the flexible substrate. The embodiments also provide a display device including the flexible display panel and a method for manufacturing the flexible display panel.

公开(公告)号：US11191160B2

公开(公告)日：2021-11-30

申请号：US16607332

申请日：2019-04-02

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Hongwei Tian ,  Yanan Niu ,  Zheng Liu ,  Meng Zhao

IPC: H05K1/00 ,  H05K1/11 ,  G02F1/1333 ,  H01L27/32 ,  H01L51/00

Abstract: A flexible base substrate, a manufacturing method thereof, and a display device are provided. The flexible base substrate includes a first flexible substrate. The first flexible substrate includes: a first flexible film layer including a flexible film layer body, and a plurality of protrusions spaced apart from each other on a surface of a side of the flexible film layer body; a first spacer layer on the first flexible film layer and including a plurality of first islands spaced apart from each other; and a first groove between adjacent first islands. The first groove is filled with a first organic material, and a height of the first organic material is smaller than a height of the first groove in a direction perpendicular to the flexible film layer body.

公开(公告)号：US11139356B2

公开(公告)日：2021-10-05

申请号：US16766905

申请日：2019-10-18

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Hongwei Tian ,  Yanan Niu ,  Dong Li ,  Chunyang Wang ,  Ming Liu ,  Zheng Liu

IPC: H01L27/32 ,  H01L29/786 ,  H01L51/56

Abstract: The present disclosure discloses an array substrate with a display area, a manufacturing method thereof, a display panel, and a display device. The array substrate with the display area includes a base substrate, and a thin film transistor structure on a surface of the base substrate. The thin film transistor structure is in the display area, the thin film transistor structure includes at least a source-drain pattern and a planarization pattern. The source-drain pattern and the planarization pattern are on a side of the thin film transistor structure away from the base substrate. A surface of the planarization pattern away from the base substrate and a surface of the source-drain pattern away from the base substrate are substantially in a same plane, the planarization pattern has a first slot, and the source-drain pattern is accommodated in the first slot.

公开(公告)号：US20190165287A1

公开(公告)日：2019-05-30

申请号：US16033143

申请日：2018-07-11

Applicant: BOE Technology Group Co., Ltd.

Inventor： Hongwei Tian ,  Yanan Niu ,  Meng Zhao ,  Zheng Liu

IPC: H01L51/00 ,  H01L51/52 ,  H01L51/56 ,  H01L27/32 ,  H01L29/423 ,  H01L29/417 ,  H01L29/08

Abstract: A flexible display substrate, a method for manufacturing the same, a flexible display panel, and a flexible display device. The flexible display substrate includes: a flexible base substrate including a bendable region and an unbendable region, the bendable region including a bendable edge and an unbendable edge, the unbendable edge extending in a first direction; and at least one transistor in the bendable region of the flexible base substrate, including a gate electrode, a source region, a drain region, and an active layer, wherein the active layer extends in a direction substantially parallel to the first direction.

公开(公告)号：US11960180B2

公开(公告)日：2024-04-16

申请号：US17256192

申请日：2020-04-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Chunyang Wang ,  Hongwei Tian ,  Dong Li ,  Liangjian Li

IPC: G02F1/1345 ,  G06V40/13 ,  H01L23/00 ,  H01L25/18 ,  H10K59/126 ,  H10K59/131 ,  H10K71/00 ,  H10K59/12

CPC classification number: G02F1/13452 ,  G06V40/1318 ,  H01L24/32 ,  H01L25/18 ,  H10K59/126 ,  H10K59/131 ,  H10K71/00 ,  H01L2224/32225 ,  H10K59/1201

Abstract: A display panel, a display apparatus, and a manufacturing method are disclosed. The display panel includes a base substrate having a first through hole; a conductive structure located on the base substrate and at least partially covering the first through hole; and a display structure including a first display structure, a control line, and a second display structure that are arranged in layers on a side of the base substrate where the conductive structure is located, wherein the first display structure has a second through hole, and the control line is electrically connected to the conductive structure by passing through the second through hole.

公开(公告)号：US11805671B2

公开(公告)日：2023-10-31

申请号：US17356380

申请日：2021-06-23

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jing Wang ,  Hongwei Tian ,  Ming Liu ,  Ziang Han ,  Zunqing Song

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

CPC classification number: H10K50/844 ,  H10K71/00 ,  H10K77/10

Abstract: A method for manufacturing a display backplane, a display backplate, and a display device are disclosed. The method includes: forming a planarization layer on one side of a substrate inside a pixel region, a partition region, and a perforation region; forming at least one girdle of annular passivation layer disposed around the perforation region on a surface, away from the substrate, of the planarization layer inside a portion of the partition layer; removing a portion of the planarization layer, inside the partition region, uncovered by the annular passivation layer and the planarization layer, inside the partition region, partially covered by the annular passivation layer, to obtain at least one girdle of annular isolation columns disposed between the substrate and the annular passivation layer and around the perforation region; and forming organic light-emitting elements on one side of the planarization layer away from the substrate to obtain the display backplane.

公开(公告)号：US11380876B2

公开(公告)日：2022-07-05

申请号：US16563214

申请日：2019-09-06

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Hongwei Tian ,  Yanan Niu ,  Dong Li ,  Ming Liu ,  Zheng Liu ,  Chunyang Wang

IPC: H01L51/52 ,  H01L27/32

Abstract: The disclosure provides a display substrate, a method for manufacturing the same and a display device, belonging to the display technology field, to solve the problem that ultraviolet irradiation has an adverse effect on the service life of existing OLED devices. The display substrate disclosed herein includes a light processing layer which comprising a condensed-ring conjugated polymer. The light processing layer can protect the display parts below it and prevent the display parts from being exposed to ambient light and reducing their service life.

公开(公告)号：US11171159B2

公开(公告)日：2021-11-09

申请号：US16630657

申请日：2019-01-03

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yanan Niu ,  Jiushi Wang ,  Lei Chen ,  Hongwei Tian ,  Zhanfeng Cao ,  Feng Guan ,  Feng Zhang ,  Shi Shu ,  Kuanjun Peng ,  Yichi Zhang ,  Qi Qi

IPC: H01L21/00 ,  H01L27/00 ,  H01L29/00 ,  H01L27/12 ,  H01L21/02 ,  H01L29/66 ,  H01L29/786 ,  H01L27/32

Abstract: The present disclosure provides a display backplane and a method for manufacturing the same, a display panel, and a display device. The display backplane includes: a substrate; a first thin film transistor located on one side of the substrate; and a second thin film transistor located on the one side of the substrate, wherein: the first thin film transistor comprises a first active layer, the second thin film transistor comprises a second active layer, wherein the first active layer and the second active layer are located in a same layer, and a material of the first active layer is different from that of the second active layer.

公开(公告)号：US20210134196A1

公开(公告)日：2021-05-06

申请号：US16639108

申请日：2019-03-08

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yanan Niu ,  Lei Chen ,  Zhongyuan Sun ,  Hongwei Tian ,  Wei Huang ,  Zhiqiang Jiao ,  Kuanjun Peng ,  Yichi Zhang ,  Jintao Peng ,  Jing Niu ,  Tingting Zhou

IPC: G09G3/00 ,  H01L27/32 ,  H01L51/00 ,  H01L51/52

Abstract: A flexible display panel includes a plurality of light-emitting regions separated from each other, a respective one of the plurality of light-emitting regions including a light emitting element and an encapsulating structure encapsulating the light emitting element; and a plurality of dummy regions connecting the plurality of light-emitting regions, a respective one of the plurality of light-emitting regions having a larger thickness than a respective dummy region and including a plurality of driving wires. The flexible display panel further includes a detecting wire in the plurality of dummy regions and the plurality of light emitting regions.

公开(公告)号：US20190181362A1

公开(公告)日：2019-06-13

申请号：US16039429

申请日：2018-07-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Hongwei Tian ,  Yanan Niu ,  Yueping Zuo

IPC: H01L51/00 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  B32B3/26

CPC classification number: H01L51/0097 ,  B32B3/266 ,  B32B2457/20 ,  G02F1/13458 ,  H01L27/3244 ,  H01L51/5253 ,  H01L51/5256 ,  H01L51/56 ,  H01L2251/5338 ,  H01L2251/566

Abstract: Embodiment of the present disclosure provides a motherboard of flexible display panel, a cutting method thereof, a flexible display panel and a display device. The motherboard of flexible display panel includes: a plurality of display units; a space region, disposed to at least separate adjacent ones of the display unis; and a barrier strip, disposed in the space region and configured to stop a crack from extending towards the display units across the barrier strip.