公开(公告)号：US20240222141A1

公开(公告)日：2024-07-04

申请号：US17921254

申请日：2021-11-26

Applicant: Beijing BOE Technology Development Co., Ltd. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shuo Zhang ,  Kui Liang ,  Tuo Sun ,  Chao Zhou

IPC: H01L21/48 ,  C25D5/02 ,  C25D5/56 ,  C25D7/12 ,  G03F7/00 ,  G03F7/16

CPC classification number: H01L21/486 ,  C25D5/022 ,  C25D5/56 ,  C25D7/123 ,  G03F7/0035 ,  G03F7/161

Abstract: The present disclosure provides a method for forming a via hole in a flexible substrate, including: providing a base substrate and forming a de-bonding layer on the base substrate; forming a seed metal layer on the de-bonding layer, and patterning the seed metal layer to form a first conductive pattern; forming a first flexible substrate on the seed metal layer; forming a first mask layer on the first flexible substrate; and forming a first via hole in the flexible substrate though a dry etching process, the first via hole penetrating the first flexible substrate to expose a connection region of the first conductive pattern. The present disclosure further provides a method for filling a via hole in a flexible substrate.

公开(公告)号：US11992836B2

公开(公告)日：2024-05-28

申请号：US17272371

申请日：2020-06-16

Applicant: Beijing BOE Technology Development Co., Ltd. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Tuo Sun

IPC: G01N33/68 ,  A01N1/02 ,  B01L3/00 ,  C07C309/65 ,  C07C309/73 ,  F04B43/12 ,  G01N1/40 ,  G01N15/06 ,  G01N21/33 ,  G01N21/64 ,  G01N33/52 ,  G01N33/543 ,  G01N35/10 ,  G03F7/20 ,  G03F7/26

CPC classification number: B01L3/502707 ,  G01N15/0656 ,  G01N33/54373 ,  B01L2200/12 ,  B01L2300/08 ,  B01L2300/12 ,  G03F7/2022 ,  G03F7/26

Abstract: The present disclosure provides a microfluidic device and a manufacturing method therefor, and a method for detecting the number of biomolecules and a system for detecting the number of biomolecules. The microfluidic device includes a glass substrate; a plurality of first metal strips formed on the glass substrate; a photoresist covering the plurality of first metal strips; a fluid cavity formed in the photoresist; a plurality of second metal strips formed on the photoresist, wherein a head end of one first metal strip and a tail end of the other first metal strip in any adjacent two first metal strips are electrically coupled through a head end and a tail end of one second metal strip between the two first metal strips, so that the plurality of first metal strips and the plurality of second metal strips form a hollow inductor structure around the fluid cavity.

公开(公告)号：US11711958B2

公开(公告)日：2023-07-25

申请号：US17230146

申请日：2021-04-14

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Liang Sun ,  Tuo Sun ,  Xiaodan Jin ,  Lintao Zhang

IPC: H01L27/32 ,  H01L51/52 ,  G09G3/3208 ,  H10K59/35 ,  G09G3/20 ,  H10K59/122

CPC classification number: H10K59/353 ,  G09G3/2003 ,  H10K59/122 ,  H10K59/352 ,  G09G2300/0452

Abstract: A display panel, including: a plurality of pixels arranged in an array in a first direction and a second direction intersecting the first direction, each pixel including: a first sub-pixel having a first light-emitting zone configured to emit light of a first color; a second sub-pixel having a second light-emitting zone configured to emit light of a second color; and a third sub-pixel having a third light-emitting zone configured to emit light of a third color, wherein the plurality of pixels include a first pixel, the first light-emitting zone of the first pixel has a substantially polygonal shape, the substantially polygonal shape including: a first side substantially parallel to one side of the second light-emitting zone of the first pixel, and the one side of the second light-emitting zone of the first pixel being opposite to the first light-emitting zone; and a second side substantially parallel to one side of the third light-emitting zone of the first pixel, and the one side of the third light-emitting zone of the first pixel being opposite to the first light-emitting zone.

公开(公告)号：US11475812B2

公开(公告)日：2022-10-18

申请号：US16618261

申请日：2019-05-17

Applicant: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Tuo Sun

IPC: G11C19/28 ,  G09G3/3266 ,  G09G3/36 ,  G09G3/20

Abstract: The present disclosure relates to a shift register unit having a cascade input terminal, a cascade output terminal and a scan output terminal. The shift register unit may include a first shift circuit, a second shift circuit, an input circuit, and a control circuit. The input circuit may be configured to provide an input signal from the cascade input terminal to an input terminal of the first shift circuit under control of an input clock terminal. The control circuit may be configured to control connection of an output terminal of the first shift circuit and an input terminal of the second shift circuit based on a signal at a first control terminal.

公开(公告)号：US20200099115A1

公开(公告)日：2020-03-26

申请号：US16425651

申请日：2019-05-29

Applicant: Beijing BOE Technology Development Co., Ltd. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Tuo Sun

IPC: H01P1/18 ,  H01Q3/36

Abstract: The present disclosure provides a phase shifter, an antenna including the phase shifter, and a control method of the phase shifter. The phase shifter includes a first base substrate; a plurality of microstrip lines arranged on the first base substrate and configured to transmit an electromagnetic wave signal and apply a common voltage; a dielectric layer arranged on a side of the plurality of microstrip lines away from the first base substrate; and a plurality of separate voltage control layers correspondingly arranged with the plurality of microstrip lines respectively on a side of the dielectric layer away from the first base substrate. The separate voltage control layers are configured to apply a control voltage. A dielectric constant of the dielectric layer varies with the control voltage applied to the voltage control layers and the common voltage applied to the microstrip lines.

公开(公告)号：US09965097B2

公开(公告)日：2018-05-08

申请号：US15309316

申请日：2016-03-01

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

Inventor： Shengji Yang ,  Xue Dong ,  Hailin Xue ,  Haisheng Wang ,  Xiaochuan Chen ,  Hongjuan Liu ,  Tuo Sun ,  Lifei Ma ,  Yingming Liu ,  Weijie Zhao ,  Changfeng Li

IPC: G06F3/041 ,  H01L27/32 ,  G06F3/047 ,  G09G3/3241 ,  G09G3/3258 ,  G09G3/3291 ,  G09G3/3266

CPC classification number: G06F3/0418 ,  G06F3/0412 ,  G06F3/047 ,  G09G3/3233 ,  G09G3/3241 ,  G09G3/3258 ,  G09G3/3266 ,  G09G3/3291 ,  G09G2300/0426 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0262 ,  G09G2320/0233 ,  G09G2320/045 ,  H01L27/323

Abstract: The present disclosure provides in some embodiments a pixel driving circuit, a display panel, a method for driving the display panel, and a display device. The pixel driving circuit includes a preset unit, a driving unit, a compensation unit, an energy storage unit, and a driving signal output unit.

公开(公告)号：US09935155B2

公开(公告)日：2018-04-03

申请号：US15031026

申请日：2015-12-10

Applicant: BOE TECHNOLOGY GROUP CO., LTD

Inventor： Lujiang Huangfu ,  Yinan Liang ,  Tuo Sun ,  Zhanjie Ma

IPC: H01L29/20 ,  H01L27/32 ,  G09G3/20

CPC classification number: H01L27/3218 ,  G09G3/2003 ,  G09G2300/0452 ,  G09G2300/0465

Abstract: The present disclosure provides a pixel structure, a display panel, and a display apparatus. The pixel structure includes a plurality of pixel cells having a first pixel cell and a first adjacent pixel cell. Each pixel cell includes a first pixel; and two second pixels and two third pixels, surrounding the first pixel. Each of the two second pixels and the two third pixels is arranged separately in a direction along a side of a virtual rectangular area, the first pixel corresponding to one portion of the virtual rectangular area. Each of the two second pixels and the two third pixels has a first portion arranged in the first pixel cell covered by a first virtual rectangular area, and a second portion arranged in the first adjacent pixel cell covered by a second virtual rectangular area.

公开(公告)号：US09865517B2

公开(公告)日：2018-01-09

申请号：US15209303

申请日：2016-07-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ying Liu ,  Hongwei Tian ,  Tuo Sun

IPC: H01L27/12 ,  H01L21/66 ,  G02F1/1368 ,  G02F1/1362

CPC classification number: H01L22/34 ,  G02F1/1362 ,  G02F1/1368 ,  G02F2001/136254 ,  H01L27/124

Abstract: The present disclosure provides a test element group, an array substrate, a test device and a test method. The test element group includes an array of Thin Film Transistors (TFTs), in which first electrodes of the TFTs in each row are connected to a first connection end, second electrodes of the TFTs in each column are connected to a second connection end, and third electrodes of all of the TFTs in the array are connected to an identical third connection end. The first electrode, the second electrode and the third electrode correspond to the source electrode, the drain source and the gate source of the TFT.

公开(公告)号：US09734761B2

公开(公告)日：2017-08-15

申请号：US14354771

申请日：2013-05-06

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Tae Gyu Kim ,  Tuo Sun

IPC: G09G3/30 ,  G09G3/3258 ,  G09G3/3233

CPC classification number: G09G3/3258 ,  G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2320/0233 ,  G09G2320/043

Abstract: The present disclosure relates to the art of display manufacture. There are provided a pixel circuit, a driving method for the same and a display device. The pixel circuit comprises a light-emitting device and a driving transistor connected in series between a first voltage signal terminal and a second voltage signal terminal, and the pixel circuit further comprises a light-emitting control module and a compensation module; the light-emitting control module has an input terminal connected to a first control signal, an output terminal connected to the source and the drain of the driving transistor, and the light-emitting module is configured to control the state of the driving transistor in response to the first control signal so that the light-emitting device emits light or is turned off; the compensation module has an input terminal connected to a second control signal, and an output terminal connected to the gate and the source of the driving transistor, and to the light-emitting control module, and the compensation module is configured to disconnect or connect the gate and the source of the driving transistor in response to the second control signal, so that the voltage at the gate of the driving transistor compensates for the threshold voltage of the driving transistor when the light-emitting device emits light. The issue of the poor uniformity of the light-emitting diode in luminance can be addressed by the above technical solutions.

公开(公告)号：US20170154576A1

公开(公告)日：2017-06-01

申请号：US14785735

申请日：2015-03-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Tuo Sun

IPC: G09G3/3258 ,  G09G3/3266 ,  G09G3/3291 ,  G09G3/20

CPC classification number: G09G3/3258 ,  G09G3/2074 ,  G09G3/3233 ,  G09G3/3291 ,  G09G2300/043 ,  G09G2300/0452 ,  G09G2300/0465 ,  G09G2300/0809 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2320/0233 ,  G09G2320/045

Abstract: The embodiments of the present disclosure disclose a pixel circuit, a driving method and a display apparatus. The pixel circuit comprises multiple sub-pixel circuits, one of which is arranged with a threshold compensation module, and shares a voltage compensated by the threshold compensation module with other sub-pixel circuits. According to the embodiments of the present disclosure, only a threshold compensation module may be arranged for multiple pixels, so as to reduce an average area occupied by a single pixel and is beneficial for improving the PPI of the display apparatus.