公开(公告)号：US20240065039A1

公开(公告)日：2024-02-22

申请号：US18450423

申请日：2023-08-16

Applicant: Japan Display Inc.

Inventor： Naoki SHIOMI ,  Jun HANARI

IPC: H10K59/122 ,  H10K59/80

CPC classification number: H10K59/122 ,  H10K59/80524 ,  H10K59/80518 ,  H10K2102/103

Abstract: According to an embodiment, a display device includes a lower electrode, a rib including a pixel aperture, a partition including a lower portion and an upper portion, an organic layer covering the lower electrode through the pixel aperture, and an upper electrode covering the organic layer. The rib includes a taper portion which surrounds the pixel aperture and in which a thickness decreases toward the pixel aperture. The organic layer includes an end portion on the rib and a thickness deceasing portion in which a thickness decreases toward the end portion. Further, the thickness decreasing portion covers at least part of the taper portion.

公开(公告)号：US20240061287A1

公开(公告)日：2024-02-22

申请号：US18499272

申请日：2023-11-01

Applicant: Japan Display Inc.

Inventor： Naoyuki OBINATA

IPC: G02F1/1333 ,  G02F1/1343 ,  G02F1/1345 ,  G02F1/1362 ,  G06F3/041 ,  G06F3/044 ,  G09G3/36 ,  H01L27/12

CPC classification number: G02F1/13338 ,  G02F1/134309 ,  G02F1/134318 ,  G02F1/13439 ,  G02F1/13452 ,  G02F1/136286 ,  G06F3/0412 ,  G06F3/0443 ,  G06F3/0446 ,  G09G3/3677 ,  H01L27/124 ,  H01L27/1244 ,  G02F1/1337

Abstract: According to one embodiment, a display device includes a first common electrode and a second common electrode arranged in a first direction and separated from each other, a signal line located between the first common electrode and the second common electrode and extending in a second direction crossing the first direction, a pixel electrode electrically connected to the signal line and overlapping the first common electrode, and a first metal line located between the first common electrode and the second common electrode, overlapping the signal line, and extending in the second direction. The first metal line is applied a predetermined voltage from a plurality of connection portions.

公开(公告)号：US11910694B2

公开(公告)日：2024-02-20

申请号：US17200917

申请日：2021-03-15

Applicant: Japan Display Inc.

Inventor： Shigeki Terada

IPC: H10K71/16 ,  C23C14/04 ,  C23C14/24 ,  H10K71/00

CPC classification number: H10K71/166 ,  C23C14/042 ,  C23C14/24 ,  H10K71/00 ,  H10K71/164

Abstract: A vapor deposition method for depositing evaporated materials on a substrate using a mask includes arranging a mask frame and correcting a deflection of the mask frame in the direction of gravity after the mask frame is placed. The mask frame faces the substrate so that a first side is higher than a second side in a direction of gravity. The mask frame is provided with a mask and has the first side and the second side facing each other.

公开(公告)号：US11910655B2

公开(公告)日：2024-02-20

申请号：US17521045

申请日：2021-11-08

Applicant: Japan Display Inc.

Inventor： Hiroumi Kinjo

IPC: H10K59/122 ,  H10K50/814 ,  H10K59/123

CPC classification number: H10K59/122 ,  H10K50/814 ,  H10K59/123

Abstract: According to one embodiment, a display device includes a base, a driving transistor placed on the base, a first insulating layer placed on the driving transistor, a cathode electrode placed on the first insulating layer, an organic layer including a light-emitting layer placed on the cathode electrode, an anode electrode that covers the organic layer, a second insulating layer placed on the first insulating layer and having an opening superposed on the cathode electrode, and a barrier wall placed on the second insulating layer. The anode electrode is electrically connected to the driving transistor through a first contact hole formed in the first insulating layer and the second insulating layer.

公开(公告)号：US11910528B2

公开(公告)日：2024-02-20

申请号：US17577435

申请日：2022-01-18

Applicant: Japan Display Inc.

Inventor： Hideaki Abe

IPC: H02H1/00 ,  H05K1/11 ,  H05K1/14

CPC classification number: H05K1/118 ,  H05K1/147 ,  H05K2201/10128

Abstract: According to one embodiment, an electronic device includes a panel, a circuit board, a first flexible wiring board, and a first IC chip. The panel includes a curved display surface, a mounting portion curved, and a plurality of first pads disposed at intervals on the mounting portion. The circuit board is a plate-like. The first flexible wiring board has a first end portion mounted on the plurality of first pads and a second end portion connected to the circuit board. The first IC chip is mounted on the mounting portion and electrically connected to the first flexible wiring board. A first center of the first flexible wiring board is closer to a third center of the panel than a second center of the first IC chip in plan view.

公开(公告)号：US11907459B2

公开(公告)日：2024-02-20

申请号：US18104384

申请日：2023-02-01

Applicant: Japan Display Inc.

Inventor： Koji Noguchi

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

CPC classification number: G06F3/0412 ,  G06F3/0445 ,  G06F3/0446 ,  G06F3/041661 ,  G02F1/13338 ,  G02F1/134372

Abstract: According to an aspect, a touch detection device includes: drive electrodes, a drive signal being input to each of the drive electrodes; and a first drive electrode included in the drive electrodes and divided into subdivided electrodes. An arrangement pitch of the subdivided electrodes is finer than an arrangement pitch of the drive electrodes, the drive electrodes are configured to perform a touch detection in a first sensing period and in a second sensing period, and the subdivided electrodes are driven collectively in the first sensing period and driven individually in the second sensing period.

公开(公告)号：US11906858B2

公开(公告)日：2024-02-20

申请号：US17900923

申请日：2022-09-01

Applicant: Japan Display Inc.

Inventor： Hideki Shiina

IPC: G02F1/1362 ,  G02F1/1345

CPC classification number: G02F1/1345 ,  G02F1/136286

Abstract: A display portion of a display device includes a gate wiring formed of a first metal layer, a signal line formed of a second metal layer, a metal wiring formed of a third metal layer. A terminal portion of the display device includes a first metal portion formed of the second metal layer, and a second metal portion that is laminated on the first metal portion and formed of the third metal layer. The second metal portion covers an upper surface and a side surface of the first metal portion, and a peripheral portion of the second metal portion is covered by an organic insulating film, and the inside of the peripheral portion of the second metal portion is exposed via a first through hole formed in the organic insulating film.

公开(公告)号：US11899313B2

公开(公告)日：2024-02-13

申请号：US18097631

申请日：2023-01-17

Applicant: Japan Display Inc.

Inventor： Manabu Mizuno ,  Kentaro Okuyama ,  Hiroshi Inamura ,  Hiroki Sugiyama

IPC: G02F1/13357 ,  F21V8/00 ,  G02F1/1334 ,  G02F1/137 ,  G02F1/1339 ,  G02F1/1341

CPC classification number: G02F1/133615 ,  G02B6/0055 ,  G02B6/0076 ,  G02F1/137 ,  G02F1/1334 ,  G02F1/133605 ,  G02F1/1339 ,  G02F1/1341 ,  G02F1/13756 ,  G02F2201/121

Abstract: According to an aspect, a display apparatus includes: a first light-transmissive substrate; a second light-transmissive substrate arranged to face the first light-transmissive substrate; a liquid crystal layer including polymer dispersed liquid crystals sealed between the first light-transmissive substrate and the second light-transmissive substrate; at least one light-emitting device arranged to face at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate; and at least one reflector arranged on at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate, the side surface of the first or second light-transmissive substrate being on an opposite side of the side surface of the first or second light-transmissive substrate to which the at least one light-emitting device faces, and configured to reflect light at the side surface on the opposite side.

公开(公告)号：US20240047890A1

公开(公告)日：2024-02-08

申请号：US18477602

申请日：2023-09-29

Applicant: Japan Display Inc.

Inventor： Shinichiro OKA ,  Mitsutaka OKITA ,  Daiichi SUZUKI ,  Shigesumi ARAKI ,  Yoshiaki AMANO ,  Hiromi MATSUNO

IPC: H01Q15/14 ,  H01Q21/06 ,  H01Q3/36

CPC classification number: H01Q15/148 ,  H01Q21/065 ,  H01Q3/36

Abstract: According to one embodiment, an intelligent reflecting surface includes a plurality of patch areas including a plurality of square patch electrodes, an electrode shape formed by the patch electrode, a first connection electrode, a second connection electrode, a third connection electrode, and a fourth connection electrode included in each of the plurality of patch areas has rotational symmetry having a point inside each of the plurality of patch areas as a center of rotation, and a first patch area, a second patch, a third patch area, and a fourth patch area have an intersection of the first patch area, the second patch area, the third patch area, and the fourth patch area as a whole as a center of rotation.

公开(公告)号：US20240046694A1

公开(公告)日：2024-02-08

申请号：US18378501

申请日：2023-10-10

Applicant: Japan Display Inc.

Inventor： Hirofumi KATO ,  Yoshitaka KOJIMA

IPC: G06V40/13 ,  G06V40/145

CPC classification number: G06V40/1318 ,  G06V40/145

Abstract: According to an aspect, a detection device includes: a plurality of optical sensors that are arranged in a detection area and each of which is configured to output a signal corresponding to light irradiating the optical sensor; a detection circuit configured to be supplied with the signals from the optical sensors; and a control circuit configured to output first data and second data for which detection conditions for acquiring the signals differ from each other. The control circuit is configured to output detection information data in which the detection conditions for the first data and the detection conditions for the second data are added as attribute information to a head of a data string in which the first data and the second data are sequentially arranged.