公开(公告)号：US20240212564A1

公开(公告)日：2024-06-27

申请号：US17913258

申请日：2021-11-04

Applicant: BOE Technology Group Co., Ltd.

Inventor： Lizhong Wang ,  Ce Ning ,  Yunping Di ,  Binbin Tong ,  Chengfu Xu ,  Dapeng Xue ,  Shuilang Dong ,  Nianqi Yao

IPC: G09G3/20

CPC classification number: G09G3/2092 ,  G09G2300/0426 ,  G09G2300/0842 ,  G09G2310/0267 ,  G09G2310/062 ,  G09G2310/08

Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. In the present disclosure, a first transistor group with oxide semiconductor as an active layer material is disposed on a side of a second transistor group with polysilicon as an active layer material away from the base, and an area enclosed by orthographic projections of the transistors in the first transistor group on the base is overlapped with an area enclosed by orthographic projections of the transistors in the second transistor group on the base. Stable performance of the transistors included can be ensured in a manufacturing process of the first transistor group and the second transistor group located in different layers, and at the same time, an area occupied by the driving circuit can be reduced so as to decrease a frame width of a display apparatus or improve resolution of the display apparatus.

公开(公告)号：US11973094B2

公开(公告)日：2024-04-30

申请号：US17290495

申请日：2020-09-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Tianmin Zhou ,  Rui Huang ,  Wei Yang ,  Lizhong Wang ,  Zhaohui Qiang ,  Tao Yang ,  Li Qiang

IPC: H01L27/146 ,  G06V40/13 ,  H10K59/12 ,  H10K59/65 ,  H10K71/00

CPC classification number: H01L27/14616 ,  G06V40/1318 ,  H01L27/14603 ,  H01L27/14692 ,  H10K59/65 ,  H10K71/00 ,  H10K59/12 ,  H10K59/1201

Abstract: The present disclosure provides an array substrate, an electronic device and a manufacturing method of the array substrate. The array substrate includes a base substrate, and a first transistor and a second transistor on the base substrate, a first electrode of the first transistor being connected to a second electrode of the second transistor; the array substrate further includes a photodiode including a first electrode, a second electrode, and a photosensitive layer between the first electrode and the second electrode, and the first electrode is electrically connected to a gate of the first transistor. In the arrangement, the first transistor and the second transistor are connected in series to form one control unit, and the uniformity and stability of the control unit are greatly improved.

公开(公告)号：US11475833B2

公开(公告)日：2022-10-18

申请号：US16767351

申请日：2019-12-18

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Qingzhao Liu ,  Guoqiang Wang ,  Rui Huang ,  Lizhong Wang ,  Shuilang Dong ,  Xinhong Lu

IPC: G09G3/3233 ,  G09G3/3266 ,  H01L27/12 ,  H01L29/78 ,  H01L31/12

Abstract: The present application discloses a semiconductor apparatus, a pixel circuit and a control method thereof. The semiconductor apparatus comprises: an active layer; a first insulating layer; a first gate and a second gate overlapping with a portion of the active layer with the first insulating layer interposed therebetween, respectively; a first electrode, a second electrode and a third electrode, the first electrode and the second electrode are electrically connected with a first portion and a second portion of the active layer, respectively, the third electrode is used to be electrically connected with a photosensitive device, wherein the third electrode is electrically connected with the first gate or the second gate; or the third electrode is electrically connected with a third portion of the active layer.

公开(公告)号：US11315953B2

公开(公告)日：2022-04-26

申请号：US17039568

申请日：2020-09-30

Applicant: Fuzhou BOE Optoelectronics Technology Co., Ltd. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zihua Zhuang ,  Lizhong Wang

IPC: H01L27/14 ,  H01L27/12

Abstract: A substrate includes a base, a first insulating layer and a plurality of texture identifiers. The first insulating layer is disposed on the base and includes a plurality of via holes extending toward the base from a surface of the first insulating layer facing away from the base. The plurality of texture identifiers are disposed on the base. At least a part of each texture identifier is located within a respective one of the plurality of via holes. The texture identifier is configured to detect texture information.

公开(公告)号：US11232750B2

公开(公告)日：2022-01-25

申请号：US16633377

申请日：2019-01-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Lizhong Wang ,  Rui Huang ,  Yupeng Gao ,  Jiangnan Lu ,  Shuilang Dong

IPC: G09G3/3258 ,  G09G3/3291

Abstract: A display substrate, a display panel, and a manufacturing method and a driving method of a display substrate are provided. The display substrate includes a base substrate, a pixel circuit, and a photosensitive unit. The pixel circuit and the photosensitive unit are on the base substrate, the pixel circuit includes a first transistor, and an orthographic projection of the photosensitive unit on the base substrate at least partially overlaps with an orthographic projection of the first transistor on the base substrate.

公开(公告)号：US12237340B2

公开(公告)日：2025-02-25

申请号：US18026508

申请日：2022-06-23

Applicant: BOE Technology Group Co., Ltd.

Inventor： Lizhong Wang ,  Jin Yang ,  Tianmin Zhou ,  Hui Guo

IPC: G02F1/1335 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368 ,  H01L27/12

Abstract: The present disclosure provides a display substrate, a display panel and a display apparatus. The display substrate includes a base substrate; a transistor, located on the base substrate, and including an active layer; and a data line, located between the active layer and the base substrate; the data line is connected with the active layer, and an orthographic projection of the active layer on the base substrate is located in an orthographic projection of the data line on the base substrate.

公开(公告)号：US12235558B2

公开(公告)日：2025-02-25

申请号：US18017413

申请日：2022-03-31

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yunping Di ,  Lizhong Wang ,  Ce Ning ,  Binbin Tong ,  Liping Lei ,  Jianbo Xian

IPC: G02F1/1368 ,  G02F1/1362 ,  H01L27/12

Abstract: Provided is a substrate. The substrate includes a base substrate; and a plurality of sub-pixel structures arranged in an array on the base substrate, wherein the sub-pixel structure comprises: a thin film transistor disposed on the base substrate, the thin film transistor comprising a source and a drain; an insulating layer disposed on a side of the thin film transistor distal from the base substrate, a first via hole being formed in the insulating layer; a pixel electrode disposed on a side of the insulating layer distal from the base substrate, the pixel electrode being electrically connected to either the source or the drain through the first via hole; and a filling block disposed at the first via hole.

公开(公告)号：US12106728B2

公开(公告)日：2024-10-01

申请号：US17908359

申请日：2021-08-31

Applicant: BOE Technology Group Co., Ltd.

Inventor： Lizhong Wang ,  Guangcai Yuan ,  Ce Ning ,  Hehe Hu ,  Nianqi Yao ,  Xin Xie ,  Yifang Huang ,  Liping Lei ,  Chen Xu

IPC: G09G3/36

CPC classification number: G09G3/3677 ,  G09G2300/0408 ,  G09G2300/0426 ,  G09G2310/0286

Abstract: A display substrate and a display panel are provided, the display substrate includes a first gate driver circuit and a second gate driver circuit that are respectively arranged on a first side and a second side of a display region; the first gate driver circuit includes a plurality of first shift register units arranged in a first direction, each first shift register unit includes a first thin film transistor; the second gate driver circuit includes a plurality of second shift register units arranged in the first direction, each second shift register unit includes a second thin film transistor having the same function as the first thin film transistor; an average turn-on current of at least one first thin film transistor is Ion1, and an average turn-on current of at least one second thin film transistor is Ion2, Ion1>Ion2.

公开(公告)号：US20190096920A1

公开(公告)日：2019-03-28

申请号：US16134201

申请日：2018-09-18

Applicant: BOE Technology Group Co., Ltd.

Inventor： Tianmin Zhou ,  Wei Yang ,  Lizhong Wang ,  Jipeng Song

IPC: H01L27/12

CPC classification number: H01L27/1225 ,  H01L21/3003 ,  H01L27/1222 ,  H01L27/1248 ,  H01L27/1251 ,  H01L27/1262 ,  H01L27/127 ,  H01L27/1296 ,  H01L29/78609 ,  H01L29/78675 ,  H01L29/7869

Abstract: an array substrate, a method of manufacturing the array substrate, and a display device are provided. The array substrate includes: a base substrate; a first thin film transistor and a second thin film transistor on the base substrate, wherein the first thin film transistor comprises a first active layer, the second thin film transistor comprises a second active layer, and the second active layer is on a side of the first active layer away from the base substrate; and an interlayer dielectric layer and a first buffer layer between the first active layer and the second active layer, wherein the interlayer dielectric layer is capable of supplying hydrogen and the first buffer layer is capable of blocking hydrogen.

公开(公告)号：US12217651B2

公开(公告)日：2025-02-04

申请号：US17913258

申请日：2021-11-04

Applicant: BOE Technology Group Co., Ltd.

Inventor： Lizhong Wang ,  Ce Ning ,  Yunping Di ,  Binbin Tong ,  Chengfu Xu ,  Dapeng Xue ,  Shuilang Dong ,  Nianqi Yao

IPC: G09G3/20

Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. In the present disclosure, a first transistor group with oxide semiconductor as an active layer material is disposed on a side of a second transistor group with polysilicon as an active layer material away from the base, and an area enclosed by orthographic projections of the transistors in the first transistor group on the base is overlapped with an area enclosed by orthographic projections of the transistors in the second transistor group on the base. Stable performance of the transistors included can be ensured in a manufacturing process of the first transistor group and the second transistor group located in different layers, and at the same time, an area occupied by the driving circuit can be reduced so as to decrease a frame width of a display apparatus or improve resolution of the display apparatus.