公开(公告)号：US11955492B2

公开(公告)日：2024-04-09

申请号：US17447958

申请日：2021-09-17

Applicant: Japan Display Inc.

Inventor： Yoshinori Aoki ,  Yasuhiro Kanaya ,  Akihiro Ogawa

IPC: H01L27/12 ,  H01L25/16 ,  H01L33/62

CPC classification number: H01L27/124 ,  H01L25/167 ,  H01L27/1255 ,  H01L33/62

Abstract: According to one embodiment, a display device includes a display panel including a display area for displaying an image, and the display panel includes an insulating substrate, a first electrode, a first organic insulating layer, an inorganic insulating layer, a pixel electrode, a second organic insulating layer, and a pad portion. The inorganic insulating layer includes a first opening for electrically connecting the first electrode to the pixel electrode. The second organic insulating layer includes a second opening for electrically connecting the pixel electrode to the pad portion. The pixel electrode is formed of a transparent conductive material.

公开(公告)号：US11740721B2

公开(公告)日：2023-08-29

申请号：US18065139

申请日：2022-12-13

Applicant: Japan Display Inc.

Inventor： Hiroyuki Abe ,  Yoshinori Aoki ,  Kazune Matsumura ,  Masateru Morimoto

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

CPC classification number: G06F3/0412 ,  G06F3/044 ,  G06F3/0416 ,  G06F3/0443 ,  G06F3/0446 ,  G02F1/13338 ,  G02F1/134309 ,  G02F2201/56 ,  G09G3/3648 ,  G09G2300/0413 ,  G09G2300/0426 ,  G09G2310/0232 ,  G09G2310/0281

Abstract: According to an aspect, a display device with a sensor includes: a substrate including a display region and a peripheral region on a periphery of the display region; detection electrodes arranged in a row-column configuration in the display region; and detection lines coupled to the respective detection electrodes. A shape of the substrate in a plan view includes a curve of a curved portion. The detection electrodes include a first electrode and a second electrode having a shape different from that of the first electrode in a plan view. The second electrode is juxtaposed with the curved portion. The detection lines each include a first line coupled to the first electrode and a second line coupled to the second electrode. The second line passes from the display region across the peripheral region and extends to a position overlapping with the second electrode in a plan view.

公开(公告)号：US11545076B2

公开(公告)日：2023-01-03

申请号：US17366303

申请日：2021-07-02

Applicant: Japan Display Inc.

Inventor： Yoshinori Aoki ,  Akihiro Ogawa ,  Masanobu Ikeda

IPC: G09G3/32 ,  G09G3/20

Abstract: According to one embodiment a display device includes first and second sub-pixels, first and second power lines, and a reset line. The first sub-pixel includes a first light emitting element and a first pixel circuit. The second sub-pixel includes a second light emitting element and a second pixel circuit. The first power line supplies power to the first pixel circuit. The second power line supplies power to the second pixel circuit. Reset signal is supplied to the reset line. The reset line and the power lines are arranged in a display region. The reset line is connected to both the pixel circuits. A width of the first power line is larger than a width of the second power line.

公开(公告)号：US11476283B2

公开(公告)日：2022-10-18

申请号：US17022578

申请日：2020-09-16

Applicant: Japan Display Inc.

Inventor： Motoharu Miyamoto ,  Yoshinori Aoki

IPC: H01L27/12 ,  G09G3/3266

Abstract: According to one embodiment, a display device includes a switching element including a drain electrode, a first insulating film including a first through-hole penetrated to the drain electrode, and being formed of an organic insulating material, a first connection electrode which is in contact with the drain electrode at the first through-hole, and is formed of a metal material, a second insulating film which is located on the first insulating film, is formed of an organic insulating material, and includes a second through-hole penetrated to the first connection electrode, and a pixel electrode electrically connected to the first connection electrode.

公开(公告)号：US11287915B2

公开(公告)日：2022-03-29

申请号：US17130541

申请日：2020-12-22

Applicant: Japan Display Inc.

Inventor： Yoshinori Aoki ,  Yuji Maede ,  Jin Hirosawa ,  Yuzo Kanari

IPC: G06F3/041 ,  G06F3/044 ,  G02F1/1343 ,  G02F1/1335 ,  G02F1/1333

Abstract: According to an aspect, a display device with a sensor includes: a first substrate; detection electrodes arrayed in a matrix in a first direction and a second direction intersecting the first direction above the first substrate; sensor wires coupled to one of the detection electrodes; pixels each including sub-pixels and arrayed in a matrix in the first and second directions; scanning lines scanning switching elements of the sub-pixels and extending in the first direction; and signal lines coupled to the switching elements and extending in the second direction. One of the sensor wires overlaps one of the signal lines. The sensor wires each have, at a part thereof, a coupling part coupled to the corresponding detection electrode. The pixels include a first pixel with the coupling part and a second pixel without the coupling part. The first and second pixels are alternately disposed in the first and second directions.

公开(公告)号：US20190265825A1

公开(公告)日：2019-08-29

申请号：US16284305

申请日：2019-02-25

Applicant: Japan Display Inc.

Inventor： Yoshinori Aoki ,  Yuji Maede ,  Jin Hirosawa ,  Yuzo Kanari

IPC: G06F3/041 ,  G06F3/044 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1343

Abstract: According to an aspect, a display device with a sensor includes: a first substrate; detection electrodes arrayed in a matrix in a first direction and a second direction intersecting the first direction above the first substrate; sensor wires coupled to one of the detection electrodes; pixels each including sub-pixels and arrayed in a matrix in the first and second directions; scanning lines scanning switching elements of the sub-pixels and extending in the first direction; and signal lines coupled to the switching elements and extending in the second direction. One of the sensor wires overlaps one of the signal lines. The sensor wires each have, at a part thereof, a coupling part coupled to the corresponding detection electrode. The pixels include a first pixel with the coupling part and a second pixel without the coupling part. The first and second pixels are alternately disposed in the first and second directions.

公开(公告)号：US09519389B2

公开(公告)日：2016-12-13

申请号：US14463710

申请日：2014-08-20

Applicant: Japan Display Inc.

Inventor： Motoharu Miyamoto ,  Takahiro Ochiai ,  Yoshinori Aoki ,  Hideo Sato

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

CPC classification number: G06F3/044 ,  G06F3/0412 ,  G06F3/0416 ,  G09G3/20 ,  G09G2230/00 ,  G09G2300/023 ,  G09G2300/0426 ,  G09G2310/0267 ,  G09G2310/062 ,  G09G2310/063

Abstract: A display device with a touch panel includes: a plurality of scanning signal lines, which are aligned in a rectangular display region and in parallel with a side of the rectangular display region, to which an active potential as a potential for making a pixel transistor conductive is applied; drive pulse output circuits which sequentially apply the active potential to the scanning signal lines in the display region; a clock signal output circuit which applies a first clock signal as a clock signal for the drive pulse output circuits to a first clock signal line and stops the application of the first clock signal to the first clock signal line for a stop period during which the sequential application of the active potential is stopped in the middle thereof; and a touch panel control unit which detects contact with a display surface during the stop period.

Abstract translation: 具有触摸面板的显示装置包括：多个扫描信号线，其在矩形显示区域中排列并与矩形显示区域的一侧平行，作为用于使像素晶体管导通的电位的有源电位 被申请;被应用; 驱动脉冲输出电路，其将有效电位依次施加到显示区域中的扫描信号线; 时钟信号输出电路，其将第一时钟信号作为驱动脉冲输出电路的时钟信号施加到第一时钟信号线，并且停止将第一时钟信号施加到第一时钟信号线用于停止时段，在该停止时段期间， 在其中间停止施加有效电位; 以及触摸面板控制单元，其在停止期间检测与显示表面的接触。

公开(公告)号：US09104055B2

公开(公告)日：2015-08-11

申请号：US13746350

申请日：2013-01-22

Applicant: Japan Display Inc.

Inventor： Yoshinori Aoki ,  Keita Sasanuma ,  Kazune Matsumura

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

CPC classification number: G02F1/13338 ,  G02F1/134336 ,  G02F1/134363 ,  G02F1/136286 ,  G06F3/0412 ,  G06F3/044 ,  G06F2203/04111 ,  G09G3/3618 ,  G09G3/3655 ,  G09G2300/023 ,  G09G2300/0426 ,  G09G2300/0465

Abstract: A second substrate has detection electrodes of a touch panel, each of pixels has a pixel electrode and a counter electrode, the counter electrode is divided into a plurality of blocks, the counter electrodes of the respective divided blocks are commonly provided for the respective pixels of the plurality of display lines in series, and the counter electrodes also serve as scanning electrodes of the touch panel, and a counter electrode selector circuit that selects the counter electrodes. The counter electrode selector circuit includes an address decoder circuit that selects the counter electrodes of the respective blocks for a given period, and a selector circuit that applies a touch panel scanning voltage to the counter electrode of the block selected by the address decoder circuit, and applies a counter voltage to the counter electrodes of the blocks not selected by the address decoder circuit.

Abstract translation: 第二基板具有触摸面板的检测电极，每个像素具有像素电极和对电极，对电极被分成多个块，各个分割块的对置电极共同地为 多个显示线串联，并且对置电极也用作触摸面板的扫描电极，以及对电极选择器电路，其选择对置电极。 对电极选择电路包括一个地址解码器电路，其选择给定周期的各个块的对置电极;以及选择器电路，其向地址解码器电路选择的块的对置电极施加触摸屏扫描电压;以及 对地址解码电路未选择的块的对置电极施加反电压。

公开(公告)号：US11644916B2

公开(公告)日：2023-05-09

申请号：US17564657

申请日：2021-12-29

Applicant: Japan Display Inc.

Inventor： Yoshinori Aoki ,  Hiroyuki Abe

IPC: G06F3/041 ,  G06F3/044 ,  G09G3/36 ,  G02F1/1333

CPC classification number: G06F3/0412 ,  G06F3/044 ,  G06F3/04164 ,  G02F1/13338 ,  G06F3/0416 ,  G09G3/3648 ,  G09G3/3677 ,  G09G3/3688

Abstract: According to one embodiment, a touch panel display device includes sensor electrodes, an electrode driver, and lines for connection between the electrode driver and the sensor electrodes. The sensor electrodes include first and second electrodes. The lines include first and second lines connected to the first and second electrodes. The second line includes first portions drawn in a direction opposite to terminals of the electrode driver, and a second portion drawn in a direction to the terminals. The first portions are connected to one another via a coupling line.

公开(公告)号：US11353977B2

公开(公告)日：2022-06-07

申请号：US17221957

申请日：2021-04-05

Applicant: Japan Display Inc.

Inventor： Hiroyuki Abe ,  Yoshinori Aoki ,  Kazune Matsumura ,  Masateru Morimoto

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

Abstract: According to an aspect, a display device with a sensor includes: a substrate including a display region and a peripheral region on a periphery of the display region; detection electrodes arranged in a row-column configuration in the display region; and detection lines coupled to the respective detection electrodes. A shape of the substrate in a plan view includes a curve of a curved portion. The detection electrodes include a first electrode and a second electrode having a shape different from that of the first electrode in a plan view. The second electrode is juxtaposed with the curved portion. The detection lines each include a first line coupled to the first electrode and a second line coupled to the second electrode. The second line passes from the display region across the peripheral region and extends to a position overlapping with the second electrode in a plan view.