公开(公告)号：US20210375700A1

公开(公告)日：2021-12-02

申请号：US17255079

申请日：2019-11-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Li XIAO ,  Jiao ZHAO ,  Minghua XUAN ,  Dongni LIU ,  Haoliang ZHENG ,  Zhenyu ZHANG ,  Liang CHEN ,  Hao CHEN ,  Jing LIU ,  Qi QI

IPC: H01L21/66 ,  H01L27/12 ,  H01L25/16

Abstract: The present disclosure provides a method for detecting resistance of a side trace of a display substrate and the display substrate, and belongs to the field of display technology. In the method for detecting resistance of a side trace of a display substrate, the display substrate includes: a base substrate including a first surface and a second surface opposite to each other; a plurality of first pads at intervals on the first surface; and a plurality of second pads at intervals on the second surface; the first pad is electrically connected to a corresponding second pad through a side trace; the method includes forming at least one detection unit; wherein forming the detection unit includes: connecting two first pads through a connection part; and detecting two second pads in the detection unit, and obtaining resistance of the detection unit to obtain the resistance of the side trace.

公开(公告)号：US20210359280A1

公开(公告)日：2021-11-18

申请号：US16481483

申请日：2019-01-07

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Liang CHEN ,  Lei WANG ,  Xiaochuan CHEN ,  Minghua XUAN ,  Dongni LIU ,  Li XIAO ,  MIng YANG ,  Detato ZHAO

IPC: H01L51/52 ,  H01L51/50 ,  H01L51/56 ,  H01L51/00

Abstract: An organic light emitting transistor and a manufacturing method thereof, a display panel and an electronic device are provided, and the organic light emitting transistor includes a gate electrode, a gate insulation layer, an active layer, a source electrode and a drain electrode; the active layer includes a two-dimensional semiconductor material layer and an organic light emitting layer, the two-dimensional semiconductor material layer and the organic light emitting layer are stacked to form a heterojunction, and the heterojunction is a heterotype heterojunction.

公开(公告)号：US20210335233A1

公开(公告)日：2021-10-28

申请号：US16484621

申请日：2019-01-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Liang CHEN ,  Lei WANG ,  Dongni LIU ,  Li XIAO ,  Minghua XUAN ,  Xiaochuan CHEN ,  Shengji YANG ,  Pengcheng LU ,  Detao ZHAO ,  Ning CONG

IPC: G09G3/3233 ,  G09G3/3275

Abstract: A pixel circuit and a method of driving the same, and a display device. The pixel circuit includes a plurality of pixel compensation circuits, and each pixel compensation circuit can be connected to M light-emitting units located in the same column. Each light-emitting control signal terminal of the M light-emitting control signal terminals included in each light-emitting control signal terminal group may be connected to a pixel compensation circuit group (i.e., K rows of pixels compensation circuits).

公开(公告)号：US20210225263A1

公开(公告)日：2021-07-22

申请号：US16652535

申请日：2019-10-14

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Dongni LIU ,  Minghua XUAN ,  Liang CHEN ,  Detao ZHAO ,  Li XIAO ,  Zheng FANG

IPC: G09G3/32 ,  H01L25/075 ,  H01L27/12 ,  H01L33/62

Abstract: The present disclosure provides a display substrate, including: a substrate; a plurality of pixel units on the substrate, each of the pixel units having a light-emitting device therein; a power supply electrode configured to supply a power supply voltage to the light-emitting device, wherein the power supply electrode includes a first electrode layer and a second electrode layer, the second electrode layer has a mesh-shaped structure and is coupled to the first electrode layer through a via hole, and the first electrode layer includes a plurality of first electrode parts spaced apart from each other and each having a block shape, each of the first electrode parts being electrically coupled to a plurality of light-emitting devices for supplying the power supply voltage to the plurality of light-emitting devices.

公开(公告)号：US20210028409A1

公开(公告)日：2021-01-28

申请号：US16613836

申请日：2019-05-08

Applicant: BOE Technology Group Co,, Ltd.

Inventor： Liang CHEN ,  Lei WANG ,  Xiaochuan CHEN ,  Minghua XUAN ,  Dongni LIU ,  Li XIAO ,  Ming YANG ,  Han YUE ,  Shengji YANG

IPC: H01L51/56 ,  G06F3/041 ,  H01L27/32

Abstract: This disclosure discloses a display panel, a method for fabricating the same, and a display device. The method includes: forming a pattern of an electrode lead line layer on a substrate; forming connection structures on the pattern of the electrode lead line layer; forming a pattern of an intermediate layer including a light-emitting function layer on the connection structures and the light-emitting areas; forming a pattern of cathodes on the pattern of the intermediate layer; and irradiating the connection structures using laser from a side of the substrate so that the material of the connection structures is melt, and forming through-holes at positions on the intermediate layer corresponding to the connection structures so that the melted material is connected with the cathodes through the through-holes.

公开(公告)号：US20200006662A1

公开(公告)日：2020-01-02

申请号：US16484150

申请日：2018-12-26

Applicant: HEFEI BOE DISPLAY TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ji ZHANG ,  Weiwei HU ,  Liang CHEN ,  Jincheng GAO ,  Guanbao HUI

IPC: H01L51/00

Abstract: The present disclosure provides an organic transistor and a manufacturing method thereof, an array substrate, and a display device. The method for manufacturing the organic transistor includes: applying a photoresist on a side of an organic insulating layer; patterning the photoresist to form a confinement well; adding a solution of an organic semiconductor material and an orthogonal solvent to the confinement well; volatilizing the orthogonal solvent by an annealing process to induce directional growth of single crystal of the organic semiconductor material in the confinement well, thereby obtaining an organic single crystal layer; and removing remaining photoresist and using the organic single crystal layer as an active layer. The embodiment of the present disclosure produces an organic single crystal in a flexible display device at a low temperature, and the organic single crystal can be used as an active layer, resulting in an organic transistor having high mobility and stability.

公开(公告)号：US20170118840A1

公开(公告)日：2017-04-27

申请号：US15272608

申请日：2016-09-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD. ,  HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.

Inventor： Liwen CAI ,  Xianzhen TANG ,  Dingwei ZHANG ,  Liang CHEN ,  Ben GUO ,  Lei XU ,  Fei FANG

IPC: H05K1/18 ,  H05K1/02 ,  H05K1/11

CPC classification number: H05K1/0274 ,  H05K1/0269 ,  H05K1/117 ,  H05K1/118 ,  H05K1/147 ,  H05K3/323 ,  H05K2201/0108 ,  H05K2201/09781 ,  H05K2201/10128

Abstract: A circuit board and a display device are disclosed. The circuit board is configured to be bonded onto a display substrate; the circuit board includes a bonding connection end, which includes a base film and a plurality of first connecting terminals disposed on the base film; regions, which are corresponding to at least part of the first connecting terminals, of the base film comprises a transparent membrane material. The circuit board improves the product quality monitoring level during the bonding process, and decreases the product risks.