公开(公告)号：US20210167159A1

公开(公告)日：2021-06-03

申请号：US16608786

申请日：2019-04-04

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pan Li ,  Yong Qiao ,  Xueguang Hao

IPC: H01L27/32 ,  H01L27/02

Abstract: Arrangements of the present disclosure relate to an array substrate, a display panel and a display device. The array substrate includes a circuit region and a boundary region. The circuit region includes a plurality of stacked conductive layers and an interlayer dielectric disposed between every two adjacent conductive layers. One or more first via holes are provided on the interlayer dielectric. The boundary region is disposed outside the circuit region. One or more second via holes for improving uniformity of the first via holes in the circuit region are disposed within a preset range of the boundary region close to one side of the circuit region. The second via holes and the first via holes are disposed on the same interlayer dielectric.

公开(公告)号：US10930207B2

公开(公告)日：2021-02-23

申请号：US16328928

申请日：2018-08-13

Applicant: BOE Technology Group Co., Ltd.

Inventor： Pan Li ,  Yongda Ma ,  Xueguang Hao

IPC: G09G3/32 ,  G09G3/3208 ,  G06F3/041

Abstract: The disclosure discloses a display controller and a display device, and relates to the field of display technology. The display device includes a display panel and a display controller, and the display controller includes a display driver, data storage, mode trigger and mode controller. The output terminal of the mode trigger is connected to the input terminal of the mode controller, the output terminal of the mode controller is connected to the control terminal of a signal switcher and the control terminal of the display driver, the output terminal of the signal switcher is connected to a normal display signal terminal and a standby display signal terminal connected to the data storage, and the normal display signal terminal and the standby display signal terminal are connected to the input terminal of the display driver. The display device provided by the disclosure may be used for standby display.

公开(公告)号：US10797080B2

公开(公告)日：2020-10-06

申请号：US16179354

申请日：2018-11-02

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Hongfei Cheng ,  Yong Qiao ,  Jianbo Xian ,  Wenbo Li ,  Pan Li

IPC: H01L27/12 ,  H01L29/423 ,  H01L29/786 ,  H01L29/417

Abstract: The present invention provides a thin film transistor, an array substrate and a display device. The thin film transistor includes an active layer, a source electrode and a drain electrode. The active layer includes a source electrode contact region, a drain electrode contact region, and a semiconductor channel region arranged therebetween. A conductive layer is provided on the semiconductor channel region and is spaced apart from the source electrode and the drain electrode. The semiconductor channel region is U-shaped when viewed in a plane view of the pixel thin film transistor, and the source electrode includes a U-shaped part corresponding to the U-shaped semiconductor channel region. The conductive layer includes at least one conductive part, and the at least one conductive part is arranged between one end of the drain electrode and the U-shaped part of the source electrode.

公开(公告)号：US10591790B2

公开(公告)日：2020-03-17

申请号：US15807451

申请日：2017-11-08

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Chunping Long ,  Yongda Ma ,  Pan Li

IPC: G02F1/1362 ,  G02F1/1343 ,  H01L27/12 ,  H01L29/49 ,  H01L29/786 ,  H01L29/66

Abstract: An array substrate and a display device are provided, which relate to the field of display and are for alleviating or mitigating the problem of bad contact between the pixel electrode and the drain pad caused by deep via holes. The array substrate includes a plurality of pixel units, each including a drain pad, a pixel electrode and an insulating layer above the drain pad. The drain pad has a first via hole, and the insulating layer has a second via hole that exposes at least a portion of the first via hole and a portion of the drain pad around the first via hole. The pixel electrode extends along an inner wall of the second via hole and contacts the exposed portion of the drain pad.

公开(公告)号：US10386682B2

公开(公告)日：2019-08-20

申请号：US14769690

申请日：2014-12-04

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jianbo Xian ,  Yong Qiao ,  Hongfei Cheng ,  Wenbo Li ,  Pan Li

IPC: G02F1/1343 ,  G02F1/1362

Abstract: A substrate and a display device are disclosed. The substrate includes a plurality of common electrode lines that are spaced at an interval, configured for providing corresponding pixel units with a common voltage; at least two connecting lines, each of which is located in a display region, and which are configured for achieving mutual electrical connection between at least two of the common electrode lines that are adjacent.

公开(公告)号：US20190108796A1

公开(公告)日：2019-04-11

申请号：US15981128

申请日：2018-05-16

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pan Li ,  Yong Qiao

IPC: G09G3/34 ,  G09G3/36 ,  G02F1/1335

Abstract: A display device is provided, including a display panel and a backlight component configured to provide a backlight to the display panel and a display controller. The backlight component includes a standby display backlight component and a normal display backlight component with the standby display backlight component being configured to provide the backlight to the display panel during a standby display mode. The display controller includes a display driver, a data memory, a signal switcher, and a mode controller configured to control the display panel to switch between a normal display mode and the standby display mode.

公开(公告)号：US20180373074A1

公开(公告)日：2018-12-27

申请号：US16118746

申请日：2018-08-31

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Wenbo Li ,  Xinyin Wu ,  Yong Qiao ,  Hongfei Cheng ,  Pan Li ,  Jianbo Xian

IPC: G02F1/1339 ,  G02F1/1335

Abstract: A substrate and a photoelectric display device comprising the substrate are provided. The substrate comprises a display region (11) and seal material disposed in a periphery thereof. The substrate further comprises a trapping buffer region (13) which is disposed between the display region (11) and the seal material and receives photoelectric display media. By providing the trapping buffer region, impact on the seal material by the excessive photoelectric display media can be mitigated or eliminated when the photoelectric display device is subjected to an external force or is flexed. The life time of the seal material is prolonged. A leakage of the photoelectric display media is avoided.

公开(公告)号：US10163935B2

公开(公告)日：2018-12-25

申请号：US14570312

申请日：2014-12-15

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Hongfei Cheng ,  Yong Qiao ,  Jianbo Xian ,  Wenbo Li ,  Pan Li

IPC: H01L29/786 ,  H01L27/12 ,  H01L29/423

Abstract: The present invention provides a thin film transistor, an array substrate and a display device. The thin film transistor comprises an active layer, a source electrode and a drain electrode. The active layer comprises a source electrode contact region and a drain electrode contact region, and a semiconductor channel region arranged between the source electrode contact region and the drain electrode contact region. A conductive layer is provided on the semiconductor channel region and is spaced apart from the source electrode and the drain electrode.

公开(公告)号：US10032800B2

公开(公告)日：2018-07-24

申请号：US14568960

申请日：2014-12-12

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Hongfei Cheng ,  Wenbo Li ,  Yong Qiao ,  Jianbo Xian ,  Pan Li

IPC: H01L27/12

Abstract: The invention provides an array substrate and a display device. The array substrate comprises a plurality of gate lines and a plurality of data lines which are arranged crosswise and are insulated from each other, and a plurality of pixel units, wherein each pixel unit comprises a control section and a display section, each of which is symmetrically distributed with the central line of a corresponding gate line as a symmetry axis, the control section is located at a cross-point of the gate line and the data line, and is at least partially overlapped with the gate line and the data line, the display section is located at a region defined by the gate line and the data line; and the control section is connected to the display section to control the display section for display. In the present invention, the aperture ratio of the array substrate is increased.

公开(公告)号：US20180203317A1

公开(公告)日：2018-07-19

申请号：US15566697

申请日：2017-04-10

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pan Li ,  Hongfei Cheng ,  Yong Qiao ,  Jianbo Xian

IPC: G02F1/1362 ,  G02F1/1368 ,  G02F1/1343

CPC classification number: G02F1/136286 ,  G02F1/134336 ,  G02F1/1345 ,  G02F1/136213 ,  G02F1/1368 ,  G02F2201/121 ,  G02F2201/40

Abstract: The present disclosure provides a substrate, a display panel and a display device, for increasing the display viewing angle of the display device, reducing chromatic aberration, and improving product quality. The substrate comprises a plurality of gate lines, a plurality of data lines, and a plurality of common electrode lines extending in a first direction, the plurality of gate lines and the plurality of data lines being arranged to cross one another, a thin film transistor being provided at a crossing position where the gate line and the data line cross each other, a drain electrode of the thin film transistor comprising at least two connection portions each connected with one corresponding pixel electrode, the thin film transistor and the corresponding pixel electrode controlled by the thin film transistor composing a pixel unit, wherein: the plurality of common electrode lines extending in the first direction are divided into several repeated groups; and the substrate further comprises: a plurality of connection wirings located within a peripheral region of the substrate and extending in a second direction, the plurality of connection wirings extending in the second direction being respectively connected with the ones, having corresponding sequence number, in respective repeated group of the plurality of common electrode lines extending in the first direction.