公开(公告)号：US11968872B2

公开(公告)日：2024-04-23

申请号：US17316734

申请日：2021-05-11

Applicant: BOE Technology Group Co., Ltd.

Inventor： Fangxu Cao ,  Jia Zhao ,  Pinfan Wang

IPC: H10K59/35 ,  H10K59/12 ,  H10K59/131 ,  H10K71/00

CPC classification number: H10K59/353 ,  H10K59/131 ,  H10K71/00 ,  H10K59/1201

Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. The display substrate includes a display region and a bezel region. The display region includes a plurality of sub-pixels, and the display region includes a main display region and a plurality of corner display regions. The corner display region includes a first display region and a second display region, a distance between a center point of the first display region and a center point of the main display region is smaller than a distance between a center point of the second display region and the center point of the main display region; and a structure of sub-pixels of the first display region is different from a structure of sub-pixels of the second display region.

公开(公告)号：US11864422B2

公开(公告)日：2024-01-02

申请号：US17485764

申请日：2021-09-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jing Wang ,  Hongwei Tian ,  Ming Liu ,  Jia Zhao ,  Qiuhua Meng ,  Ziang Han

IPC: H01L27/32 ,  H01L51/56 ,  H10K59/121 ,  H10K59/122 ,  H10K59/124 ,  H10K71/00 ,  H01L21/02 ,  H01L27/12 ,  H01L29/66 ,  H01L29/786 ,  H10K59/12

CPC classification number: H10K59/1213 ,  H10K59/122 ,  H10K59/124 ,  H10K71/00 ,  H01L21/02565 ,  H01L27/127 ,  H01L27/1225 ,  H01L27/1248 ,  H01L29/66969 ,  H01L29/7869 ,  H01L29/78696 ,  H10K59/1201

Abstract: The present disclosure provides a method for fabricating a displaying backplane, a displaying backplane and a displaying device, and relates to the technical field of displaying. The method includes forming a first active layer and a second active layer on a substrate base plate; forming a first grid insulating layer covering the first active layer and the second active layer; forming a first grid on the first grid insulating layer; performing ion implantation to the first no-channel regions, the second no-channel regions and the second channel region, to reduce oxygen-vacancy concentrations of the first no-channel regions, the second no-channel regions and the second channel region; and forming a second grid on the first grid insulating layer.

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：US20220102668A1

公开(公告)日：2022-03-31

申请号：US17332018

申请日：2021-05-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Bei Wang ,  Jia Zhao ,  Xiaobo Du ,  Haidong Wu ,  Huameng Liu

IPC: H01L51/52

Abstract: A display panel and an electronic device are provided. The display panel includes: an opening area; a display area surrounding the opening area; at least one isolation ring, wherein at least a part of the at least one isolation ring is located between the display area and the opening area, and the at least one isolation ring surrounds the opening area; and a drainage structure extending from a sidewall of an isolation ring in the at least one isolation ring along a straight line passing through a center of the isolation ring.

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：US12295216B2

公开(公告)日：2025-05-06

申请号：US17769030

申请日：2021-05-17

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jia Zhao ,  Pinfan Wang ,  Fangxu Cao ,  Zunqing Song

IPC: H10K59/124 ,  H10K59/12 ,  H10K102/00

Abstract: A display substrate has a central region and an edge region, and includes a plurality of structural units arranged in an array in the central region and the edge region; each structural unit is provided with a plurality of through holes, and divided by the plurality of through holes into a pixel island for displaying and a bridge portion for transmitting signals; the plurality of through holes are arranged around the pixel island; a part of the bridge portion is positioned between the pixel island and the through holes, and another part of the bridge portion is positioned between adjacent through holes; and a pixel pitch between adjacent pixel islands in the structural units in the edge region is equal to a pixel pitch between adjacent pixel islands in the structural units in the central region.

公开(公告)号：US12193273B2

公开(公告)日：2025-01-07

申请号：US18512114

申请日：2023-11-17

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jing Wang ,  Hongwei Tian ,  Ming Liu ,  Jia Zhao ,  Qiuhua Meng ,  Ziang Han

IPC: H10K59/121 ,  H10K59/122 ,  H10K59/124 ,  H10K71/00 ,  H01L21/02 ,  H01L27/12 ,  H01L29/66 ,  H01L29/786 ,  H10K59/12

Abstract: The present disclosure provides a displaying backplane and a displaying device, and relates to the technical field of displaying. The displaying backplane includes: a substrate base plate; a first active layer and a second active layer that are provided on the substrate base plate, wherein the material of the first active layer and the second active layer is an oxide semiconductor, the first active layer has a first channel region and first no-channel regions, and the second active layer has a second channel region and second no-channel regions; a first grid insulating layer covering the first active layer and the second active layer; and a first grid and a second grid that are provided on the first grid insulating layer; wherein the oxygen-vacancy concentration of the first channel region is greater than the oxygen-vacancy concentrations of the first no-channel regions, the second no-channel regions and the second channel region.

公开(公告)号：US20240090267A1

公开(公告)日：2024-03-14

申请号：US18512114

申请日：2023-11-17

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jing Wang ,  Hongwei Tian ,  Ming Liu ,  Jia Zhao ,  Qiuhua Meng ,  Ziang Han

IPC: H10K59/121 ,  H10K59/122 ,  H10K59/124 ,  H10K71/00

CPC classification number: H10K59/1213 ,  H10K59/122 ,  H10K59/124 ,  H10K71/00 ,  H01L21/02565

Abstract: The present disclosure provides a displaying backplane and a displaying device, and relates to the technical field of displaying. The displaying backplane includes: a substrate base plate; a first active layer and a second active layer that are provided on the substrate base plate, wherein the material of the first active layer and the second active layer is an oxide semiconductor, the first active layer has a first channel region and first no-channel regions, and the second active layer has a second channel region and second no-channel regions; a first grid insulating layer covering the first active layer and the second active layer; and a first grid and a second grid that are provided on the first grid insulating layer; wherein the oxygen-vacancy concentration of the first channel region is greater than the oxygen-vacancy concentrations of the first no-channel regions, the second no-channel regions and the second channel region.

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：US11670106B2

公开(公告)日：2023-06-06

申请号：US17504372

申请日：2021-10-18

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jing Wang ,  Ming Liu ,  Zheng Liu ,  Hongwei Tian ,  Yibing Fan ,  Jia Zhao

IPC: G09G3/3208 ,  G06V40/13

CPC classification number: G06V40/1318 ,  G09G3/3208 ,  H10K50/813 ,  H10K50/822 ,  H10K59/122 ,  H10K59/40 ,  H10K71/00

Abstract: An optical fingerprint sensor is provided. The optical fingerprint sensor includes a backplate structure layer, a pixel defining layer, and an organic photoelectric sensing layer, wherein the pixel defining layer is disposed on a side of the backplate structure layer; and a non-pixel region of the pixel defining layer is provided with a first non-pixel hole, and the organic photoelectric sensing layer is disposed in the first non-pixel hole.