公开(公告)号：US10409120B2

公开(公告)日：2019-09-10

申请号：US16139215

申请日：2018-09-24

Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.

Inventor： Guochang Lai ,  Hongbo Zhou ,  Huangyao Wu ,  Zhongjie Zhang ,  Qiongqin Mao

IPC: G02F1/1345 ,  H01L23/498 ,  G02F1/1335 ,  G02F1/1362 ,  H01L23/538 ,  H01L23/495 ,  H01L27/32

Abstract: A display panel and a display device are provided. The display panel includes a first substrate having a step area; a second substrate disposed opposite to the first substrate, wherein the second substrate has a first surface facing the first substrate and an opposite second surface; a Chip On Flex (COF) disposed on the step area of the first substrate and including at least one ground pad; a conductive layer disposed on the second surface of the second substrate; and a conductive adhesive electrically connected to the conductive layer and the at least one ground pad.

公开(公告)号：US10216049B2

公开(公告)日：2019-02-26

申请号：US15798840

申请日：2017-10-31

Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.

Inventor： Hongbo Zhou

IPC: H01L27/12 ,  G02F1/1333 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368

Abstract: Provided are a display panel and a display device. The display panel includes a substrate, a plurality of pixel electrodes on the substrate, and a plurality of thin-film transistors on the substrate; each pixel electrode includes a plurality of first pixel electrodes and at least three second pixel electrodes as compensation pixel electrodes, an area of the substrate occupied by each compensation pixel electrode is less than an area of the substrate occupied by each first pixel electrode; the thin-film transistors are arranged in row in first direction and column in second direction, the thin-film transistors are electrically connected with the pixel electrodes in one-to-one correspondence, and orthographic projection of at least one second pixel electrode on the substrate does not overlap with orthographic projection of at least one thin-film transistor correspondingly connected with the at least one of the at least three second pixel electrodes on the substrate.

公开(公告)号：US10209568B2

公开(公告)日：2019-02-19

申请号：US15793873

申请日：2017-10-25

Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.

Inventor： Hongbo Zhou

IPC: G02F1/1333 ,  G02F1/1337 ,  G02F1/1362 ,  G06F3/041 ,  G02F1/1343

Abstract: A display panel and a display device, the display panel includes an array substrate; wherein the array substrate includes a common electrode, a first insulation layer, a plurality of pixel electrodes and an alignment layer; the common electrode, first insulation layer, plurality of pixel electrodes and alignment layer are successively arranged; at least one first through hole is defined in the first insulation layer, and the alignment layer contacts with the common electrode via the at least one first through hole. By arranging in such a manner, although a thin-film transistor stays in a turn-on state for an extremely short time, however, since the common electrode is always in a conductive state, so that the electrostatic charge remaining on the alignment layer can be conducted away by the common electrode, thereby reducing the electrostatic charge remaining on the alignment layer, and thus improving display quality of display panel.

公开(公告)号：US09941303B1

公开(公告)日：2018-04-10

申请号：US15635857

申请日：2017-06-28

Applicant: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.

Inventor： Hongbo Zhou

IPC: H01L21/00 ,  H01L27/12 ,  G02F1/1368 ,  G02F1/1362 ,  G02F1/1343

CPC classification number: H01L27/1218 ,  G02F1/134309 ,  G02F1/13439 ,  G02F1/136209 ,  G02F1/136227 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/134345 ,  G02F2001/13606 ,  G02F2201/123

Abstract: The present application provides an array substrate, a display panel and a display device. The array substrate includes: a substrate; gate lines and data lines located on the substrate, intersecting and insulated from each other, which define a plurality of sub-pixel areas; the sub-pixel areas each comprises: a thin-film transistor; a pixel electrode, a barrier metal electrode. An orthographic projection of the drain electrode on the substrate is located between orthographic projections of two adjacent data lines on the substrate, an orthographic projection of the barrier metal electrode on the substrate is located between the orthographic projection of the drain electrode on the substrate and the orthographic projection of at least one of the two adjacent data lines on the substrate.

公开(公告)号：US20210343230A1

公开(公告)日：2021-11-04

申请号：US16916703

申请日：2020-06-30

Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.

Inventor： Ting Wang ,  Hongbo Zhou ,  Huangyao Wu

IPC: G09G3/32

Abstract: Disclosed are a display panel and a display device. The display panel includes multiple sub-pixels disposed on a side of a base substrate and multiple first electrode connecting pieces and second electrode connecting pieces. Each sub-pixel includes a pixel driving circuit and an LED element. At least part of adjacent rows of sub-pixels are provided with multiple spare LED element setting regions, the spare LED element setting regions being disposed on at least one side of each row of sub-pixels, and/or at least part of adjacent columns of sub-pixels are provided with the multiple spare LED element setting regions, the spare LED element setting regions being disposed on at least one side of each column of sub-pixels. Two adjacent sub-pixels on two sides of a spare LED element setting region are respectively a first sub-pixel and a second sub-pixel. The first electrode connecting piece electrically connected to the first sub-pixel and the first electrode connecting piece electrically connected to the second sub-pixel both extend to the spare LED element setting region between the first sub-pixel and the second sub-pixel and are insulated from each other. The spare LED element setting region is further provided with a spare second electrode connecting piece.

公开(公告)号：US11112644B2

公开(公告)日：2021-09-07

申请号：US16745304

申请日：2020-01-16

Applicant: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.

Inventor： Hongbo Zhou ,  Qiaohua Zheng ,  Yuping Ma

IPC: G02F1/1335 ,  G02F1/1333 ,  G02F1/1339 ,  G02F1/1345 ,  G02F1/1362

Abstract: The present disclosure discloses a display screen and a display device, wherein the display screen comprises a display area and a non-display area; the display area comprises a first opening area, and the non-display area comprises a first non-display area and a second non-display area; the second non-display area is embedded in the first opening area; the first non-display area surrounds the display area and the second non-display area; the display screen comprises a front sensor, a first substrate and a second substrate; the first substrate covers the display area, the first non-display area and the second non-display area, and the second substrate covers the display area, the first non-display area and the second non-display area; the front sensor is arranged in the second non-display area; and the first substrate and the second substrate allow light to pass through at respective positions corresponding to the second non-display area.

公开(公告)号：US11024210B2

公开(公告)日：2021-06-01

申请号：US16451629

申请日：2019-06-25

Applicant: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.

Inventor： Xiufeng Zhou ,  Huangyao Wu ,  Hongbo Zhou ,  Zhijie Wang ,  Jian Liu

IPC: G09G3/20 ,  G11C19/28

Abstract: Display panel and display device are provided. An exemplary display panel includes a display area and a non-display area surrounding the display area. The display area includes a plurality of gate lines, a plurality of data lines, and an irregularly-shaped edge. The non-display area includes a first non-display area adjacent to the irregularly-shaped edge. The first non-display area includes a first sub-area adjacent to the sub-edge. The plurality of data lines includes a plurality of irregularly-shaped data lines. The plurality of irregularly-shaped data lines includes a plurality of winding portions in the first sub-area which includes at least one first winding portion, and the at least one first winding portion has at least a wiring portion in a film layer different than a remaining portion of the plurality of winding portions.

公开(公告)号：US10788909B2

公开(公告)日：2020-09-29

申请号：US15983310

申请日：2018-05-18

Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.

Inventor： Huangyao Wu ,  Hongbo Zhou ,  Xiufeng Zhou ,  Boping Shen

IPC: G06F3/041 ,  G06F3/044 ,  G09G3/20

Abstract: The present disclosure provides a display panel and display device. Display panel includes: a plurality of first sub-pixel groups and a plurality of second sub-pixel groups, the first sub-pixel group each including a plurality of first sub-pixels, the second sub-pixel groups each including a plurality of second sub-pixels, a contribution value of the first sub-pixels to the illumination brightness of the display panel being greater than that of the second sub-pixels to the illumination brightness of the display panel; a first data line connected to the first sub-pixels in the first sub-pixel group; a second data line connected to the second sub-pixels in the second sub-pixel group; a plurality of touch electrodes and a plurality of touch signal lines, a distance from the touch signal line to its closest second data line being smaller than a distance from the touch signal line to its closest first data line.

公开(公告)号：US10585305B2

公开(公告)日：2020-03-10

申请号：US15715108

申请日：2017-09-25

Applicant: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.

Inventor： Hongbo Zhou ,  Qiaohua Zheng ,  Yuping Ma

IPC: G02F1/1335 ,  G02F1/1333 ,  G02F1/1339 ,  G02F1/1345 ,  G02F1/1362

Abstract: The present disclosure discloses a display screen and a display device, wherein the display screen comprises a display area and a non-display area; the display area comprises a first opening area, and the non-display area comprises a first non-display area and a second non-display area; the second non-display area is embedded in the first opening area; the first non-display area surrounds the display area and the second non-display area; the display screen comprises a front sensor, a first substrate and a second substrate; the first substrate covers the display area, the first non-display area and the second non-display area, and the second substrate covers the display area, the first non-display area and the second non-display area; the front sensor is arranged in the second non-display area; and the first substrate and the second substrate allow light to pass through at respective positions corresponding to the second non-display area.

公开(公告)号：US10510315B2

公开(公告)日：2019-12-17

申请号：US15974699

申请日：2018-05-09

Applicant: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.

Inventor： Hongbo Zhou ,  Huangyao Wu ,  Xiufeng Zhou ,  Boping Shen

IPC: G09G3/36 ,  G02F1/133

Abstract: Provided are a display panel, a driving method thereof and a display device, for improving the quality of displayed images and reducing the power consumption. The display panel includes first and second pixel units of opposite polarities, and first and second data lines for transmitting signals of opposite polarities. The first and the second pixel units each includes at least two sub-pixels of different colors. The first data line is connected to the first pixel units in the (j−1)th and jth columns of sub-pixels. Sub-pixels in the first pixel unit in the (j−1)th column have different colors from those in the first pixel unit in the jth column. The second data line is connected to the second pixel units in the jth and (j+1)th columns. Sub-pixels in the second pixel unit in the jth column have different colors from those in the second pixel unit in the (j+1)th column.