公开(公告)号：US12261154B2

公开(公告)日：2025-03-25

申请号：US17667552

申请日：2022-02-09

Applicant: Japan Display Inc.

Inventor： Yasuhiro Kanaya

IPC: H01L25/075 ,  H01L33/62

Abstract: A display device includes a substrate, an organic insulating layer over the substrate, a metal layer over the organic insulating layer, and a light emitting element over the metal layer. The organic insulating layer includes a convex portion that overlaps the light emitting element. The metal layer covers the convex portion and includes a step portion along a side surface of the convex portion.

公开(公告)号：US11996033B2

公开(公告)日：2024-05-28

申请号：US17485600

申请日：2021-09-27

Applicant: Japan Display Inc.

Inventor： Masanobu Ikeda ,  Yasuhiro Kanaya

IPC: G06F3/044 ,  G06F3/041 ,  G06V40/13 ,  G09G3/32 ,  H01L27/15 ,  H01L33/58

CPC classification number: G09G3/32 ,  G06F3/0412 ,  G06F3/0448 ,  G06V40/1306 ,  H01L27/156 ,  H01L33/58 ,  G09G2300/0413 ,  G09G2300/0426

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：US11990457B2

公开(公告)日：2024-05-21

申请号：US17104867

申请日：2020-11-25

Applicant: Japan Display Inc.

Inventor： Masanobu Ikeda ,  Yasuhiro Kanaya

IPC: H01L27/14 ,  H01L25/16 ,  H01L29/04 ,  H01L29/15 ,  H01L31/036 ,  H01L33/62 ,  G09G3/32

CPC classification number: H01L25/167 ,  H01L33/62 ,  G09G3/32

Abstract: A display device includes a substrate, a plurality of pixels arrayed on the substrate, an inorganic light-emitting element provided to each of the pixels, an anode electrode electrically coupled to the inorganic light-emitting element, a transistor provided on a first surface of the substrate, and coupling wiring that couples the anode electrode and the transistor. The anode electrode protrudes from an inside to an outside of the inorganic light-emitting element in planar view from a normal direction of the substrate.

公开(公告)号：US11935881B2

公开(公告)日：2024-03-19

申请号：US17103341

申请日：2020-11-24

Applicant: Japan Display Inc.

Inventor： Masanobu Ikeda ,  Yasuhiro Kanaya ,  Tadafumi Ozaki

IPC: H01L25/16 ,  G06F3/041 ,  G06F3/044 ,  G09G3/32 ,  H01L33/60 ,  H01L33/62

CPC classification number: H01L25/167 ,  G06F3/04166 ,  G06F3/044 ,  G09G3/32 ,  G09G2300/0809 ,  H01L33/60 ,  H01L33/62

Abstract: According to an aspect, a display apparatus includes: a substrate; a plurality of pixels arrayed on the substrate; a plurality of inorganic light-emitting elements that are provided in the pixels, respectively; a transistor provided to a first surface of the substrate and coupled to one of the inorganic light-emitting elements; wiring provided to the first surface of the substrate and coupled to the transistor; and a circular polarization plate provided on a first side of the substrate.

公开(公告)号：US11916097B2

公开(公告)日：2024-02-27

申请号：US17158283

申请日：2021-01-26

Applicant: Japan Display Inc.

Inventor： Masanobu Ikeda ,  Yasuhiro Kanaya

IPC: H01L27/15 ,  G06F3/044 ,  G06F3/041 ,  H01L33/38 ,  H01L33/40 ,  H01L33/62

CPC classification number: H01L27/156 ,  G06F3/0412 ,  G06F3/0445 ,  H01L33/38 ,  H01L33/405 ,  H01L33/62

Abstract: A display apparatus with a detection device comprising: a substrate having a first principal surface and a second principal surface opposite to the first principal surface; a plurality of inorganic light-emitting elements provided on the first principal surface in a display region of the substrate; a first electrode facing the first principal surface of the substrate with the inorganic light-emitting elements interposed between the first electrode and the first principal surface; a first planarizing layer provided between the substrate and the first electrode and covering at least a side surface of the inorganic light-emitting elements; and a second electrode facing the second principal surface of the substrate and configured to output a signal corresponding to a change in distance between the second electrode and the first electrode.

公开(公告)号：US11916051B2

公开(公告)日：2024-02-27

申请号：US17104850

申请日：2020-11-25

Applicant: Japan Display Inc.

Inventor： Yasuhiro Kanaya ,  Masanobu Ikeda

IPC: H01L27/14 ,  H01L29/04 ,  H01L29/15 ,  H01L31/036 ,  H01L25/16 ,  H01L33/62 ,  G09G3/32

CPC classification number: H01L25/167 ,  H01L33/62 ,  G09G3/32

Abstract: A display device including a substrate, a plurality of pixels, a plurality of inorganic light-emitting elements, a flattening film, and an inorganic film. The pixels are arrayed on the substrate and display different colors. The inorganic light-emitting elements are provided to the respective pixels. The flattening film surrounds at least a side surface of the inorganic light-emitting element. The inorganic film covers the flattening film and the inorganic light-emitting element. The upper surface of the inorganic light-emitting element is exposed from the flattening film and is in contact with the inorganic film. Alternatively, the flattening film is provided covering the upper surface of the inorganic light-emitting element.

公开(公告)号：US11811002B2

公开(公告)日：2023-11-07

申请号：US17240469

申请日：2021-04-26

Applicant: Japan Display Inc.

Inventor： Masanobu Ikeda ,  Osamu Ito ,  Yasuhiro Kanaya ,  Tadafumi Ozaki

IPC: H01L33/32 ,  H01L25/075 ,  H01L33/06

CPC classification number: H01L33/32 ,  H01L25/0753 ,  H01L33/06

Abstract: According to an aspect, a display device includes: a substrate; a plurality of pixels provided on the substrate; and a first light emitting element and a second light emitting element that are included in each of the pixels. A light emitting layer of the first light emitting element includes gallium nitride to which europium is added, and a light emitting layer of the second light emitting element includes a multi-quantum well structure in which indium gallium nitride and gallium nitride are layered.

公开(公告)号：US11581462B2

公开(公告)日：2023-02-14

申请号：US17005629

申请日：2020-08-28

Applicant: Japan Display Inc.

Inventor： Yasuhiro Kanaya

IPC: H01L33/00 ,  H01L33/62 ,  H01L33/60 ,  H01L25/075

Abstract: A display device includes a substrate, an interlayer insulating layer over the substrate, a metal layer over the interlayer insulating layer, and a light emitting element over the metal layer. The interlayer insulating layer includes a plurality of a first depressed portions. The metal layer includes a first region bonding to the light emitting element and a second region surrounding the first region. The second region, a plurality of second depressed portions is provided along the plurality of first depressed portions.

公开(公告)号：US20210278950A1

公开(公告)日：2021-09-09

申请号：US17317163

申请日：2021-05-11

Applicant: Japan Display Inc.

Inventor： Hayato Kurasawa ,  Shoji Hinata ,  Toshinori Uehara ,  Hiroshi Mizuhashi ,  Yuji Suzuki ,  Yasuhiro Kanaya

IPC: G06F3/041 ,  G06K9/00 ,  G06F3/044

Abstract: Included are a first cover base including an alkali glass layer, a first alkali-free glass layer provided on one face of the alkali glass layer, and a second alkali-free glass layer provided on another face of the alkali glass layer and a sensor that is provided on the first alkali-free glass layer of the first cover base and includes a plurality of first electrodes configured to detect the unevenness of a surface of an object to be detected that comes into contact with or close to the first cover base and a switching element. At least the first electrodes are formed above the first alkali-free glass layer and in a transmissive area that passes an image.

公开(公告)号：US10372003B2

公开(公告)日：2019-08-06

申请号：US15782930

申请日：2017-10-13

Applicant: Japan Display Inc.

Inventor： Yasuhiro Kanaya

IPC: G02F1/136 ,  G02F1/1362 ,  G02F1/1335 ,  G02F1/1343 ,  H01L21/768 ,  G02F1/1333

Abstract: According to one embodiment, a display device includes a first substrate including a semiconductor layer, a first inorganic insulating film provided above the semiconductor layer and including a first opening, an organic insulating film provided above the semiconductor layer and including a second opening in a region which overlaps the first opening, a metal film stacked on the semiconductor layer and a pixel electrode provided in the first opening and the second opening to be in contact with the metal film and the semiconductor layer, and the metal film is spaced from a first side surface of the first opening and a second side surface of the second opening.