公开(公告)号：US10042226B2

公开(公告)日：2018-08-07

申请号：US15422986

申请日：2017-02-02

Applicant: Japan Display Inc.

Inventor： Kazuhide Mochizuki

IPC: H01L27/32 ,  G02F1/1343 ,  G02F1/1368 ,  G02F1/1362 ,  H01L29/423

Abstract: According to one embodiment, a display device includes first and second source lines arranged along a first direction, a gate line including first and second portions arranged along a second direction intersecting the first direction, and a connection portion which connects the first portion and the second portion to each other and a semiconductor layer which intersects at least one of the first portion and the connection portion, and each of the first portion and the second portion intersects the first and second source lines and the connection portion is located between the first source line and the second source line.

公开(公告)号：US09891748B2

公开(公告)日：2018-02-13

申请号：US15059450

申请日：2016-03-03

Applicant: Japan Display Inc.

Inventor： Takashi Nakamura ,  Masahiro Tada ,  Takanori Tsunashima ,  Hirotaka Hayashi ,  Kazuhide Mochizuki

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/0416 ,  G06F3/0412 ,  G06F3/044

Abstract: According to one embodiment, a display device includes plural display pixels arranged in a matrix, plural gate lines, plural source lines and a control circuit which controls by applying intermittent driving and a column-inversion drive scheme, an operation in which drive signals are supplied to the gate lines and the source lines, and an image signal is supplied to the display pixels and held thereby, wherein the display pixels each include a liquid crystal in which alignment of liquid crystal molecules is changed by a voltage between pixel electrodes and a common electrode, and the control circuit applies in a signal stop period in the intermittent driving, a voltage corresponding to a gradation higher than or equal to white gradation to the source lines in a case where a display mode of the liquid crystal is a normally-black mode.

公开(公告)号：US11947231B2

公开(公告)日：2024-04-02

申请号：US18323030

申请日：2023-05-24

Applicant: Japan Display Inc.

Inventor： Hitoshi Tanaka ,  Kazuhide Mochizuki

IPC: G02F1/1368 ,  G02F1/1343 ,  G02F1/136 ,  G02F1/1362 ,  H01L27/12 ,  H01L29/786

CPC classification number: G02F1/1368 ,  G02F1/136209 ,  G02F1/136286 ,  H01L27/1225 ,  H01L27/124 ,  H01L29/78633 ,  H01L29/78648 ,  H01L29/7869 ,  G02F1/134363 ,  G02F1/13606 ,  G02F1/136227 ,  G02F1/13685 ,  G02F2202/10

Abstract: According to one embodiment, a display device includes a gate line extending in a first direction, first and second source lines crossing the gate line and arranged in the first direction, a first light-shielding layer having first and second openings, and an oxide semiconductor layer crossing the gate line, and in the display device, the first opening and the second opening are arranged in a second direction crossing the first direction between the first source line and the second source line, the gate line is located between the first opening and the second opening, and the oxide semiconductor layer has a first overlapping portion overlapping the first opening.

公开(公告)号：US11698560B2

公开(公告)日：2023-07-11

申请号：US17698317

申请日：2022-03-18

Applicant: Japan Display Inc.

Inventor： Hitoshi Tanaka ,  Kazuhide Mochizuki

IPC: G02F1/1368 ,  G02F1/1362 ,  H01L27/12 ,  H01L29/786 ,  G02F1/1343 ,  G02F1/136

CPC classification number: G02F1/1368 ,  G02F1/136209 ,  G02F1/136286 ,  H01L27/124 ,  H01L27/1225 ,  H01L29/7869 ,  H01L29/78633 ,  H01L29/78648 ,  G02F1/13606 ,  G02F1/13685 ,  G02F1/134363 ,  G02F1/136227 ,  G02F2202/10

Abstract: According to one embodiment, a display device includes a gate line extending in a first direction, first and second source lines crossing the gate line and arranged in the first direction, a first light-shielding layer having first and second openings, and an oxide semiconductor layer crossing the gate line, and in the display device, the first opening and the second opening are arranged in a second direction crossing the first direction between the first source line and the second source line, the gate line is located between the first opening and the second opening, and the oxide semiconductor layer has a first overlapping portion overlapping the first opening.

公开(公告)号：US11493812B2

公开(公告)日：2022-11-08

申请号：US17066493

申请日：2020-10-09

Applicant: Japan Display Inc.

Inventor： Isao Suzumura ,  Fumiya Kimura ,  Kazuhide Mochizuki ,  Hitoshi Tanaka ,  Kenichi Akutsu ,  Atsuko Shimada

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

Abstract: According to one embodiment, a display device includes a semiconductor layer, a first insulating layer, a gate electrode, a second insulating layer and a plurality of transparent conductive layers. The transparent conductive layers include a pixel electrode, a first conductive layer and a second conductive layer. The pixel electrode is in contact with the second conductive layer. The second conductive layer is in contact with the first conductive layer. The first conductive layer is brought into contact with a second region of the semiconductor layer through a first contact hole.

公开(公告)号：US10921664B2

公开(公告)日：2021-02-16

申请号：US16357469

申请日：2019-03-19

Applicant: Japan Display Inc.

Inventor： Kazuhide Mochizuki ,  Hitoshi Tanaka

IPC: H01L29/12 ,  G02F1/1362 ,  G02F1/1368 ,  H01L27/12 ,  G02F1/1345 ,  H01L29/786

Abstract: According to one embodiment, a display device including an insulating substrate, a first gate driver, a first gate line and a conductive material layer is provided. The first gate line has a first end connected to the first gate driver and a second end opposite to the first end, and extends in a first direction. The conductive material layer is located between the insulating substrate and the first gate line, overlaps the first gate line, and extends in the first direction. In the display device, the second end of the first gate line is electrically connected to the conductive material layer.

公开(公告)号：US20200301183A1

公开(公告)日：2020-09-24

申请号：US16892375

申请日：2020-06-04

Applicant: Japan Display Inc.

Inventor： Hitoshi TANAKA ,  Kazuhide Mochizuki

IPC: G02F1/1368 ,  G02F1/1362 ,  H01L27/12 ,  H01L29/786

Abstract: According to one embodiment, a display device includes a gate line extending in a first direction, first and second source lines crossing the gate line and arranged in the first direction, a first light-shielding layer having first and second openings, and an oxide semiconductor layer crossing the gate line, and in the display device, the first opening and the second opening are arranged in a second direction crossing the first direction between the first source line and the second source line, the gate line is located between the first opening and the second opening, and the oxide semiconductor layer has a first overlapping portion overlapping the first opening.

公开(公告)号：US10534235B2

公开(公告)日：2020-01-14

申请号：US15874199

申请日：2018-01-18

Applicant: Japan Display Inc.

Inventor： Hitoshi Tanaka ,  Kazuhide Mochizuki

IPC: H01L29/10 ,  G02F1/1368 ,  G02F1/1362 ,  H01L27/12 ,  H01L29/786 ,  G02F1/136 ,  G02F1/1343

Abstract: According to one embodiment, a display device includes a gate line extending in a first direction, first and second source lines crossing the gate line and arranged in the first direction, a first light-shielding layer having first and second openings, and an oxide semiconductor layer crossing the gate line, and in the display device, the first opening and the second opening are arranged in a second direction crossing the first direction between the first source line and the second source line, the gate line is located between the first opening and the second opening, and the oxide semiconductor layer has a first overlapping portion overlapping the first opening.

公开(公告)号：US09915845B2

公开(公告)日：2018-03-13

申请号：US14883749

申请日：2015-10-15

Applicant: Japan Display Inc.

Inventor： Kazuhide Mochizuki ,  Hirotaka Hayashi ,  Hiroyuki Kimura

IPC: G02F1/1362 ,  G02F1/1343 ,  G02F1/1333

CPC classification number: G02F1/136286 ,  G02F1/133345 ,  G02F1/134336 ,  G02F1/136227

Abstract: According to one embodiment, a liquid crystal display device includes a first substrate, a second substrate and a liquid crystal layer. The first substrate includes a gate line extending in a first direction, a first signal line, a second signal line, a first semiconductor layer, a second semiconductor layer, an insulating film, a first contact hole, a second contact hole, a first pixel electrode and a second pixel electrode. The second contact hole is located opposite to the first contact hole in a second direction intersecting the first direction.

公开(公告)号：US20170235399A1

公开(公告)日：2017-08-17

申请号：US15434559

申请日：2017-02-16

Applicant: Japan Display Inc.

Inventor： Takanori TSUNASHIMA ,  Takashi Nakamura ,  Masahiro Tada ,  Kazuhide Mochizuki

IPC: G06F3/041 ,  G02F1/1333 ,  G09G3/36 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1335 ,  G06F3/044 ,  G02F1/1368

CPC classification number: G06F3/0412 ,  G02F1/13338 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/134336 ,  G02F1/136209 ,  G02F1/13624 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/13685 ,  G02F2201/121 ,  G02F2201/123 ,  G06F3/0416 ,  G06F3/044 ,  G06F2203/04107 ,  G09G3/3614 ,  G09G3/3648 ,  G09G2354/00

Abstract: According to one embodiment, a liquid crystal display device includes touch-sensor electrodes, an array substrate including pixel electrodes, gate lines, source lines, switching elements, a light-shielding layer, and a plurality of stripe-like common electrodes, a counter-substrate, and a liquid crystal layer, wherein the common electrodes included in the array substrate are used not only as electrodes for display, but also as touch-sensor electrodes and, in a touch operation, a touch drive signal is input to each drive unit electrode including a plurality of common electrodes, and the light-shielding layer is divided into parts each of which corresponds to the drive unit electrode, and is provided to extend across a region opposed to a region of the drive unit electrode.