公开(公告)号：US12183853B2

公开(公告)日：2024-12-31

申请号：US17444071

申请日：2021-07-30

Applicant: Japan Display Inc.

Inventor： Masanobu Ikeda ,  Yoshinori Aoki ,  Akihiro Ogawa

IPC: H01L33/38 ,  H01L33/00 ,  H01L33/62

Abstract: An LED module includes a first electrode and a second electrode disposed on the substrate, an LED chip disposed on the first electrode and the second electrode, and a first bump between the LED chip and the first electrode, and a second bump between the LED chip and the second electrode. The LED chip includes a cathode electrode facing the first electrode, an anode electrode facing the second electrode, and a step portion between the cathode electrode and the anode electrode, a distance between the first electrode and the cathode electrode is larger than a distance between the second electrode and the anode electrode, and the first bump is disposed to embed the step portion.

公开(公告)号：US12087894B2

公开(公告)日：2024-09-10

申请号：US17482701

申请日：2021-09-23

Applicant: Japan Display Inc.

Inventor： Masanobu Ikeda ,  Osamu Itou ,  Yoshinori Aoki

IPC: H01L33/62 ,  H01L27/15 ,  H01L33/58

CPC classification number: H01L33/62 ,  H01L27/156 ,  H01L33/58

Abstract: A display device includes a substrate, a plurality of first pixels and a plurality of second pixels provided to the substrate, a plurality of inorganic light emitting elements provided to the respective first pixels and the respective second pixels, a plurality of signal lines configured to supply a signal to the first pixels and the second pixels, and a plurality of power supply lines configured to supply a power supply potential to the first pixels and the second pixels. At least one or more of the signal lines are provided in a layer different from a layer of the power supply lines in the first pixels, and the signal lines and the power supply lines are provided in the same layer in the second pixels.

公开(公告)号：US11556199B2

公开(公告)日：2023-01-17

申请号：US17739382

申请日：2022-05-09

Applicant: Japan Display Inc.

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

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

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：US11003273B2

公开(公告)日：2021-05-11

申请号：US17065945

申请日：2020-10-08

Applicant: Japan Display Inc.

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

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

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：US10915197B2

公开(公告)日：2021-02-09

申请号：US16896672

申请日：2020-06-09

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：US10782547B2

公开(公告)日：2020-09-22

申请号：US16387690

申请日：2019-04-18

Applicant: Japan Display Inc.

Inventor： Yoshinori Aoki ,  Keita Sasanuma ,  Kazune Matsumura

IPC: G02F1/1345 ,  G02F1/1333 ,  G09G3/36 ,  G06F3/041 ,  G06F3/044 ,  G02F1/1343 ,  G02F1/1362

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.

公开(公告)号：US10579189B2

公开(公告)日：2020-03-03

申请号：US16552451

申请日：2019-08-27

Applicant: Japan Display Inc.

Inventor： Yoshinori Aoki

IPC: G06F3/041 ,  G09G3/20 ,  G06F3/044 ,  G09G3/36

Abstract: A display device includes a first organic insulating layer covering video signal lines; a first metal layer provided above the first organic insulating layer; a first conductive layer provided above the first organic insulating layer and connected to a switching element via a first contact hole; a first inorganic insulating layer covering the first conductive layer and the first metal layer; a second conductive layer provided above the first inorganic insulating layer and connected to the first metal layer; a second inorganic insulating layer provided above the second conductive layer; a third conductive layer provided above the second inorganic insulating layer and connected to the first conductive layer via a second contact hole; and a fourth conductive layer provided above the second inorganic insulating layer, connected to the first metal layers via a third contact hole, and connected to the second conductive layer via a fourth contact hole.

公开(公告)号：US10437383B2

公开(公告)日：2019-10-08

申请号：US16382298

申请日：2019-04-12

Applicant: Japan Display Inc.

Inventor： Yoshinori Aoki

IPC: G06F3/041 ,  G06F3/044 ,  G09G3/36 ,  G09G3/20

Abstract: A display device includes a first organic insulating layer covering video signal lines; a first metal layer provided above the first organic insulating layer; a first conductive layer provided above the first organic insulating layer and connected to a switching element via a first contact hole; a first inorganic insulating layer covering the first conductive layer and the first metal layer; a second conductive layer provided above the first inorganic insulating layer and connected to the first metal layer; a second inorganic insulating layer provided above the second conductive layer; a third conductive layer provided above the second inorganic insulating layer and connected to the first conductive layer via a second contact hole; and a fourth conductive layer provided above the second inorganic insulating layer, connected to the first metal layers via a third contact hole, and connected to the second conductive layer via a fourth contact hole.

公开(公告)号：US10302984B2

公开(公告)日：2019-05-28

申请号：US15691883

申请日：2017-08-31

Applicant: Japan Display Inc.

Inventor： Yoshinori Aoki ,  Keita Sasanuma ,  Kazune Matsumura

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

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 liner 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.

公开(公告)号：US20160097949A1

公开(公告)日：2016-04-07

申请号：US14966106

申请日：2015-12-11

Applicant: JAPAN DISPLAY INC.

Inventor： Tomonori Nishino ,  Syou Yanagisawa ,  Masanari Saitou ,  Yoshinori Aoki ,  Nobuyuki Ishige

IPC: G02F1/1345

CPC classification number: G02F1/13452 ,  G02F1/1345

Abstract: A display device includes lead lines that extend from a display area, and electrically connect video signal lines or scanning signal lines within a display area, and a driver circuit or a terminal portion that receives an output from the driver circuit; an insulating film that is formed in an upper layer of the lead lines and covers the lead lines; and a conductive film that is formed in an upper layer of the insulating film. The lead lines include a plurality of first lead lines that start from the driver circuit or the terminal portion, and arrive at the scanning signal lines or the video signal lines, and a plurality of second lead lines that are smaller in wiring resistance than the first lead lines. At least the first lead lines overlap with the conductive film through the insulating film.