公开(公告)号：US20240365478A1

公开(公告)日：2024-10-31

申请号：US18769438

申请日：2024-07-11

Applicant: BOE Technology Group Co., Ltd.

Inventor： Guoteng LI ,  Shuilang DONG ,  Xinhong LU ,  Liuqing LI ,  Jingshang ZHOU ,  Baoman LI ,  Zhao CUI ,  Yingwei LIU

IPC: H05K3/46 ,  H05K1/11 ,  H05K3/16 ,  H05K3/40 ,  H05K5/00

CPC classification number: H05K3/4691 ,  H05K1/111 ,  H05K3/16 ,  H05K3/4007 ,  H05K5/0069 ,  H05K2203/0143 ,  H05K2203/0723 ,  H05K2203/1377

Abstract: Embodiments of the present disclosure provide a circuit board, a display apparatus, and a manufacturing method for a circuit board. The manufacturing method for the circuit board includes: providing a precursor substrate; forming seed patterns and an auxiliary seed pattern on a side of the precursor substrate, where the seed patterns are located in the patterned areas, the auxiliary seed pattern is located in the non-patterned area, and the seed pattern and the auxiliary seed pattern are separated from each other; and forming a pad at a position of the seed pattern and an auxiliary pattern at a position of the auxiliary seed pattern by an electroplating process.

公开(公告)号：US20230110228A1

公开(公告)日：2023-04-13

申请号：US17905246

申请日：2020-03-19

Applicant: Fuzhou BOE Optoelectronics Technology Co., Ltd. ,  BOE Technology Group Co., Ltd.

Inventor： Dapeng XUE ,  Zheng LIU ,  Hehe HU ,  Lizhong WANG ,  Shuilang DONG ,  Nianqi YAO

IPC: H01L29/66 ,  H01L29/786 ,  H01L29/45 ,  H01L29/40

Abstract: Disclosed are a thin-film transistor and a preparation method therefor, and a display substrate and a display panel. The thin-film transistor includes: a base substrate; an active layer located on the base substrate; and a source-drain electrode which is located on the side of the active layer facing away from the base substrate, and includes an electrode layer and a protective layer, where the material of the electrode layer includes a first metal element; the protective layer covers the surface of the side of the electrode layer facing away from the base substrate, and a side face of the electrode layer; and the material of the protective layer is an oxide of the first metal element.

公开(公告)号：US20220208070A1

公开(公告)日：2022-06-30

申请号：US17535127

申请日：2021-11-24

Applicant: BOE Technology Group Co., Ltd.

Inventor： Shuilang DONG ,  Shanshan XU ,  Guangcai YUAN ,  Zhanfeng CAO ,  Ce NING ,  Lizhong WANG ,  Dapeng XUE ,  Nianqi YAO

IPC: G09G3/20

Abstract: A shift register unit includes an input sub-circuit, a pull-down node driving sub-circuit and an output sub-circuit. The pull-down node driving sub-circuit includes a first connection unit, a first voltage-reduction unit and a second connection unit, and configured to: under the control of the first voltage signal terminal and the pull-up node, transmit a first voltage signal from the first voltage signal terminal to the first pull-down node via the first connection unit, and reduce a voltage applied to the second connection unit via the first voltage-reduction unit; and transmit a second voltage signal from the second voltage signal terminal to the first pull-down node via the second connection unit under the control of the pull-up node.

公开(公告)号：US20240282782A1

公开(公告)日：2024-08-22

申请号：US18640015

申请日：2024-04-19

Applicant: BOE Technology Group Co., Ltd.

Inventor： Guoteng LI ,  Shuilang DONG ,  Xinhong LU ,  Jingshang ZHOU ,  Liuqing LI ,  Zhao CUI ,  Dapeng XUE ,  Zhiqiang XU ,  Jintao PENG ,  Weixing LIU ,  Kai GUO ,  Chunfang ZHANG ,  Meirong LU ,  Wanpeng TENG

IPC: H01L27/12 ,  H01L25/16

CPC classification number: H01L27/1248 ,  H01L25/167

Abstract: A display panel and a display device are provided. The display panel includes a plurality of display units, each display unit includes a transparent area, and the display panel further includes a base substrate and a composite functional layer. The composite functional layer is provided on a side of the base substrate and has a first through-hole formed therein, and the first through-hole is provided in the transparent area. The composite functional layer includes a composite transparent layer and a light-shielding layer. The composite transparent layer includes a plurality of transparent functional layers, and includes a light-transmitting part surrounding the first through-hole. An orthographic projection of the light-shielding layer on the base substrate covers an orthographic projection of at least a portion of the light-transmitting part on the base substrate.

公开(公告)号：US20240215318A1

公开(公告)日：2024-06-27

申请号：US17920626

申请日：2021-11-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Lei ZHAO ,  Zhiqiang JIAO ,  Xiaohu LI ,  Xiaoyun LIU ,  Shuilang DONG ,  Guangcai YUAN ,  Lilei ZHANG

IPC: H10K59/122

CPC classification number: H10K59/122

Abstract: A display substrate is provided, the display substrate has a plurality of sub-pixels, and includes a driving circuit substrate, a plurality of first electrodes, a pixel definition layer and a light-emitting material layer. The driving circuit substrate includes a plurality of pixel driving circuits and a protective insulating layer, the protective insulating layer includes a plurality of first vias, and the plurality of first electrodes are respectively electrically connected to the output terminals of the plurality of pixel driving circuits through the first vias. The pixel definition layer includes a plurality of sub-pixel openings and at least one partition structure. The light-emitting material layer at least in the plurality of sub-pixel openings, the pixel definition layer includes a first pixel definition sub-layer and a second pixel definition sub-layer, and a width of the second pixel definition sub-layer is greater than a width of the first pixel defining sub-layer.

公开(公告)号：US20230299208A1

公开(公告)日：2023-09-21

申请号：US18322981

申请日：2023-05-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Lizhong WANG ,  Tianmin ZHOU ,  Hehe HU ,  Xiaochun XU ,  Nianqi YAO ,  Dapeng XUE ,  Shuilang DONG

IPC: H01L29/786 ,  H01L27/12 ,  H01L29/66

CPC classification number: H01L29/7869 ,  H01L27/1225 ,  H01L29/66969 ,  H01L27/127

Abstract: An oxide thin film transistor includes: a gate electrode, a metal oxide active layer and a source-drain metal layer, which are on a base substrate. The metal oxide active layer includes a first metal oxide layer and a second metal oxide layer stacked on the first metal oxide layer in a direction away from the base substrate; the first metal oxide layer is a carrier transport layer; the second metal oxide layer is a carrier isolation layer; an electron transfer rate of the carrier transport layer is greater than an electron transfer rate of the carrier isolation layer. The first metal oxide layer includes a primary surface facing toward the base substrate and a primary surface away from the base substrate; the first metal oxide layer further includes a lateral surface around the primary surfaces; the second metal oxide layer covers the lateral surface of the first metal oxide layer.

公开(公告)号：US20220326568A1

公开(公告)日：2022-10-13

申请号：US16957350

申请日：2019-07-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shengguang BAN ,  Shuilang DONG

IPC: G02F1/13357

Abstract: The present disclosure provides a binding backplane and a manufacturing method thereof, a backlight module and a display device. The binding backplane includes: a substrate; a first trace layer on the substrate; a planarizing layer on a side of the first trace layer away from the substrate; a second trace layer on the planarizing layer and including a connecting portion and a binding portion; a surface protective layer on the second trace layer away and exposing the binding portion; and a conductive reflection structure on a side of the surface protective layer close to the substrate, wherein the conductive reflection structure includes a grounding portion, a distance between a surface of the grounding portion away from the substrate and the substrate is not greater than a distance between a surface of the binding portion away from the substrate and the substrate.

公开(公告)号：US20210333457A1

公开(公告)日：2021-10-28

申请号：US16485810

申请日：2019-01-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shuilang DONG ,  Xin GU ,  Kang GUO ,  Da LU ,  Qingzhao LIU ,  Lei ZHAO

IPC: G02B5/30 ,  C23F1/12 ,  G03F7/16 ,  G03F7/42 ,  G03F7/00

Abstract: A method of manufacturing a metal wire, a method of manufacturing a metal wire grid, a wire grid polarizer, and an electronic device are provided. The method of manufacturing a metal wire includes: forming a metal material layer on a base substrate etching the metal material layer by using a composite gas including an etching gas and a coating reaction gas to form the metal wire and a protective coating layer on a surface of the metal wire.

公开(公告)号：US20210091223A1

公开(公告)日：2021-03-25

申请号：US16876344

申请日：2020-05-18

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Lizhong WANG ,  Tianmin ZHOU ,  Hehe HU ,  Shuilang DONG ,  Wenhua WANG ,  Nianqi YAO

IPC: H01L29/786 ,  H01L27/12 ,  H01L29/49 ,  H01L21/02 ,  H01L29/66

Abstract: An oxide thin film transistor includes an oxide active layer, a first loose layer and a first oxygen release layer. The first loose layer is at least disposed on a first surface of the oxide active layer perpendicular to a thickness direction of the oxide active layer, and is in contact with the oxide active layer. A material of the first loose layer includes a first inorganic oxide insulating material. The first oxygen release layer is disposed on a surface of the first loose layer facing away from the oxide active layer, and is in contact with the first loose layer. A material of the first oxygen release layer is a first oxygen-containing insulating material.

公开(公告)号：US20250125230A1

公开(公告)日：2025-04-17

申请号：US18728485

申请日：2022-09-14

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xinhong LU ,  Yan QU ,  Shuilang DONG ,  Liuqing LI ,  Jingshang ZHOU ,  Guoteng LI ,  Baoman LI

IPC: H01L23/495

Abstract: Disclosed are a chip on film, a manufacturing method thereof, and a display apparatus. The chip on film includes: at least one substrate layer; a plurality of pads on the at least one substrate layer; a plurality of first leads on the at least one substrate layer and electrically connected to part of the pads; and a plurality of second leads on a side of each substrate layer away from the layer where the plurality of pads are located, and electrically connected to the rest of the pads.