公开(公告)号：US20240118778A1

公开(公告)日：2024-04-11

申请号：US18389986

申请日：2023-12-20

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Koji NOGUCHI ,  Masanobu IKEDA ,  Yasuyuki MATSUI

IPC: G06F3/044 ,  G02F1/1333 ,  G02F1/1337 ,  G02F1/1343 ,  G06F3/041

CPC classification number: G06F3/0446 ,  G02F1/13338 ,  G02F1/133707 ,  G02F1/134309 ,  G06F3/041 ,  G06F3/0412 ,  G06F3/044 ,  G06F3/0445 ,  G09G3/3648

Abstract: There are provided a display panel with a touch detector that allows the touch detection electrodes to be less visible, a touch panel, and an electronic unit having the display panel with a touch detector. The display panel with a touch detector includes: a display layer including a plurality of display elements arranged side by side; and an electrode layer alternately segmented into first regions and second regions along a first direction, the electrode layer including a plurality of first slits arranged side by side to extend in a second direction, and a plurality of second slits each allowing an adjacent pair of the plurality of first slits in the second regions to be in communication with one another.

公开(公告)号：US20240105902A1

公开(公告)日：2024-03-28

申请号：US18533330

申请日：2023-12-08

Applicant: Japan Display Inc.

Inventor： Masanobu IKEDA

IPC: H01L33/64 ,  H01L25/16 ,  H01L27/15 ,  H01L33/00 ,  H01L33/06 ,  H01L33/62

CPC classification number: H01L33/647 ,  H01L25/167 ,  H01L27/156 ,  H01L33/0008 ,  H01L33/06 ,  H01L33/62

Abstract: A display device includes a substrate, a heat dissipation layer provided to a main surface of the substrate and including aluminum nitride, a plurality of light-emitting elements provided on the heat dissipation layer on the main surface of the substrate, an insulating film covering the heat dissipation layer, and cathode wiring provided on the insulating film in a peripheral region outside a display region of the substrate and electrically coupled to a cathode of the light-emitting elements. The heat dissipation layer is continuously provided from a region overlapping the light-emitting elements to the peripheral region, and the insulating film has a contact hole overlapping the cathode wiring and the heat dissipation layer in plan view from a direction perpendicular to the main surface of the substrate.

公开(公告)号：US20240036411A1

公开(公告)日：2024-02-01

申请号：US18485315

申请日：2023-10-12

Applicant: Japan Display Inc.

Inventor： Kyosuke WATANABE ,  Jin HIROSAWA ,  Masanobu IKEDA

IPC: G02F1/1362 ,  G02F1/1368

CPC classification number: G02F1/136227 ,  G02F1/136286 ,  G02F1/136222 ,  G02F1/136209 ,  G02F1/1368

Abstract: According to one embodiment, a display device includes a display area, a peripheral area, a pixel electrode disposed, a switching element, a scanning line, a signal line, a metal layer which overlaps at least one of the signal line and the scanning line, an antireflection layer which covers the metal layer, a common electrode which covers the antireflection layer and a power supply line disposed in the peripheral area, to which a common voltage is supplied. The common electrode and the metal layer are connected to the power supply line in the peripheral area.

公开(公告)号：US20230157075A1

公开(公告)日：2023-05-18

申请号：US18098740

申请日：2023-01-19

Applicant: Japan Display Inc.

Inventor： Yoshinori AOKI ,  Akihiro OGAWA ,  Masanobu IKEDA

IPC: H10K59/121 ,  H10K59/126 ,  H10K59/131

CPC classification number: H10K59/1213 ,  H10K59/126 ,  H10K59/131

Abstract: According to one embodiment, a display device comprises an insulating base, a light-emitting element, a pixel circuit including a first transistor, and a first shield that shields a part of the pixel circuit from light. The first transistor includes a first semiconductor layer, and a first gate electrode between the insulating base and the first semiconductor layer. The first shield is disposed between the insulating base and the first gate electrode in the thickness direction and overlaps a channel region where the first semiconductor layer and the first gate electrode intersect.

公开(公告)号：US20220415988A1

公开(公告)日：2022-12-29

申请号：US17882706

申请日：2022-08-08

Applicant: Japan Display Inc.

Inventor： Masanobu IKEDA ,  Yasuhiro KANAYA ,  Takumi SANO ,  Yasushi KAWATA

IPC: H01L27/32

Abstract: According to one embodiment, a display device comprises an insulating base, a plurality of light-emitting elements, a plurality of pixel circuits, and a plurality of lines. The insulating base includes a plurality of first island portions and a plurality of non-linear line portions connecting two of the first island portions. The light-emitting elements are arranged in each of the first island portions. The pixel circuits are arranged in each of the first island portions and driving the light-emitting elements. The lines are arranged in each of the line portions and connected to the pixel circuits of the two first island portions connected by the line portions.

公开(公告)号：US20220399320A1

公开(公告)日：2022-12-15

申请号：US17841043

申请日：2022-06-15

Applicant: Japan Display Inc.

Inventor： Masanobu IKEDA

IPC: H01L25/16 ,  H01L33/62

Abstract: A display device includes a substrate, a plurality of pixels provided to the substrate, a plurality of mounting electrodes and a plurality of light-emitting elements provided to the pixels, a first region provided at a center part of a display region of the substrate, and a second region provided closer to an outer end of the substrate than the first region in the display region of the substrate. Number of the mounting electrodes included in each of the pixels in the first region is equal to number of the mounting electrodes included in each of the pixels in the second region, and number of the light-emitting elements included in each of the pixels in the first region is larger than number of the light-emitting elements included in each of the pixels in the second region

公开(公告)号：US20220397786A1

公开(公告)日：2022-12-15

申请号：US17838317

申请日：2022-06-13

Applicant: Japan Display Inc.

Inventor： Masanobu IKEDA

IPC: G02F1/1333 ,  G02F1/1339 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/1345

Abstract: According to one embodiment, a display device includes a first substrate, a second substrate, a liquid crystal layer and a seal. The second substrate is opposed to the first substrate. The liquid crystal layer is disposed between the first substrate and the second substrate. The seal bonds the first substrate to the second substrate together and seals the liquid crystal layer. The first substrate includes a light source disposed at a position overlapping the seal in a planar view. The light source is sealed by the seal.

公开(公告)号：US20220283460A1

公开(公告)日：2022-09-08

申请号：US17826242

申请日：2022-05-27

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Masanobu IKEDA ,  Hayato KURASAWA ,  Yoshihiro WATANABE

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

Abstract: A display apparatus includes a first substrate, a second substrate facing the first substrate, lead wirings provided on the first substrate or the second substrate and a first insulator part provided on an upper surface of the second substrate. The lead wirings are arranged in a peripheral region when seen in a plan view and the first insulator part is arranged so as to overlap a display region when seen in a plan view. Second insulator parts or spaces with a permittivity lower than a permittivity of the first insulator part are provided at sides of the first insulator part. The second insulator parts or the spaces are arranged so as to overlap the lead wirings in the peripheral region when seen in a plan view.

公开(公告)号：US20220013063A1

公开(公告)日：2022-01-13

申请号：US17485600

申请日：2021-09-27

Applicant: Japan Display Inc.

Inventor： Masanobu IKEDA ,  Yasuhiro KANAYA

IPC: G09G3/32 ,  G06K9/00 ,  H01L27/15 ,  H01L33/58

Abstract: A display apparatus with a detecting device includes a substrate, a plurality of pixels provided to the substrate, an inorganic light emitting element provided to each of the pixels, a plurality of detection electrodes arranged in a first direction parallel to the substrate, and a plurality of drive electrodes arranged in a second direction intersecting the first direction and provided intersecting the detection electrodes in planar view seen from a direction perpendicular to the substrate. The detection electrodes each includes a plurality of first linear parts, a plurality of second linear parts extending in a direction intersecting the first linear parts, and a bent part that couples the first linear part and the second linear part, the first linear parts and the second linear parts are metal thin wires, and the drive electrodes are translucent electric conductors.

公开(公告)号：US20210399172A1

公开(公告)日：2021-12-23

申请号：US17350739

申请日：2021-06-17

Applicant: Japan Display Inc.

Inventor： Masanobu IKEDA

IPC: H01L33/22 ,  H01L25/075 ,  H01L27/12 ,  H01L33/62 ,  H01L33/00

Abstract: A display device includes a substrate, a plurality of pixels provided to the substrate, a plurality of light emitting elements provided to each of the pixels, and a cathode electrode covering the light emitting elements. The light emitting elements each include a p-type cladding layer, an active layer, an n-type cladding layer, and a high-resistance layer stacked in order on the substrate, sheet resistance of the high-resistance layer is higher than sheet resistance of the n-type cladding layer, an upper surface of the n-type cladding layer has a plurality of recesses, and the cathode electrode covers the high-resistance layer and is directly coupled to the recesses and a peripheral part of the n-type cladding layer.