公开(公告)号：US12272320B2

公开(公告)日：2025-04-08

申请号：US18405214

申请日：2024-01-05

Applicant: Japan Display Inc.

Inventor： Makoto Miyao

IPC: G09G3/34 ,  G06F3/01 ,  G09G3/36

Abstract: A transparent display apparatus includes a display layer provided in a display region where a first substrate, a second substrate, and a display layer overlap, and a controller controlling a state of pixels of the display layer, an image displayed in the display region from a first surface side of the first substrate and a background on the first surface side are visible, and the controller controls state of first lighting, which lightens an inside of a first space, in causing the display layer to display the image toward a first user in the first space on the first surface side.

公开(公告)号：US10989862B2

公开(公告)日：2021-04-27

申请号：US16911468

申请日：2020-06-25

Applicant: Japan Display Inc.

Inventor： Masayuki Mifune ,  Makoto Miyao

IPC: F21V7/04 ,  F21V8/00

Abstract: According to one embodiment, an illuminating device includes a lightguide plate including a curved emitting surface, and an incidence surface including a side edge curved along the emitting surface, a printed circuit board facing the incidence surface, and light sources mounted on the printed circuit board. Each light source includes a light-emitting center, a pair of connection terminals, and a central axis extending through the connection terminals and the light-emitting center. The light sources are arranged along a curved mounting line extending along the curved side edge of the incidence surface on the printed circuit board. The light-emitting centers are located on the mounting line, and the central axes are parallel to each other.

公开(公告)号：US11796855B2

公开(公告)日：2023-10-24

申请号：US18109341

申请日：2023-02-14

Applicant: Japan Display Inc.

Inventor： Makoto Miyao

IPC: G02F1/1335 ,  G02F1/13357

CPC classification number: G02F1/133524 ,  G02F1/133603 ,  G02F1/133605

Abstract: A display panel includes a light guide plate fixed on a rear surface of a substrate via an adhesive layer, and a light guide plate fixed on a front surface of a substrate via an adhesive layer, a light source unit having light emitting diode elements, arranged on the rear surface of the substrate, and arranged at a position facing a side surface of the light guide plate, and a light source unit having a plurality of light emitting diode elements, arranged on the front surface of the substrate, and arranged at a position facing a side surface of the light guide plate. Refractive index of one of the adhesive layer and the adhesive layer is lower than refractive index of the other. The side surface of the light guide plate and the side surface of the light guide plate are on the same side in a first direction.

公开(公告)号：US11422398B2

公开(公告)日：2022-08-23

申请号：US17120910

申请日：2020-12-14

Applicant: Japan Display Inc.

Inventor： Makoto Miyao

IPC: G02F1/1333 ,  G02F1/1334 ,  G02F1/1339 ,  G02F1/1362 ,  G02F1/1368

Abstract: According to one embodiment, a display device includes a first transparent substrate including a first main surface and a second main surface, a second transparent substrate including a third main surface, pixels arrayed in a matrix, a sealant surrounding the pixels without a break, a polymer dispersed liquid crystal layer sealed by the sealant, a third transparent substrate including a first end portion and bonded to the first main surface, and first light sources opposed to the first end portion.

公开(公告)号：US10267980B2

公开(公告)日：2019-04-23

申请号：US15202973

申请日：2016-07-06

Applicant: Japan Display Inc.

Inventor： Masayuki Mifune ,  Makoto Miyao

IPC: F21V7/04 ,  F21V8/00

Abstract: According to one embodiment, an illuminating device includes a lightguide plate including a curved emitting surface, and an incidence surface including a side edge curved along the emitting surface, a printed circuit board facing the incidence surface, and light sources mounted on the printed circuit board. Each light source includes a light-emitting center, a pair of connection terminals, and a central axis extending through the connection terminals and the light-emitting center. The light sources are arranged along a curved mounting line extending along the curved side edge of the incidence surface on the printed circuit board. The light-emitting centers are located on the mounting line, and the central axes are parallel to each other.

公开(公告)号：US11300725B2

公开(公告)日：2022-04-12

申请号：US17192998

申请日：2021-03-05

Applicant: Japan Display Inc.

Inventor： Masayuki Mifune ,  Makoto Miyao

IPC: F21V8/00

Abstract: According to one embodiment, an illuminating device includes a lightguide plate including a curved emitting surface, and an incidence surface including a side edge curved along the emitting surface, a printed circuit board facing the incidence surface, and light sources mounted on the printed circuit board. Each light source includes a light-emitting center, a pair of connection terminals, and a central axis extending through the connection terminals and the light-emitting center. The light sources are arranged along a curved mounting line extending along the curved side edge of the incidence surface on the printed circuit board. The light-emitting centers are located on the mounting line, and the central axes are parallel to each other.

公开(公告)号：US10976482B2

公开(公告)日：2021-04-13

申请号：US16826317

申请日：2020-03-23

Applicant: Japan Display Inc.

Inventor： Makoto Miyao

IPC: G02F1/1334 ,  F21V8/00

Abstract: According to one embodiment, a display device includes a display panel including a polymer dispersed liquid crystal layer, and a light-emitting module disposed along a side surface of the display panel. The light-emitting module includes a light-emitting element, a light guide disposed between the light-emitting element and the side surface, and a reflector. The light guide has a first surface and a second surface facing each other, a third surface facing the light-emitting element, and a fourth surface facing the side surface. The reflector is disposed on each of the first surface and the second surface.

公开(公告)号：US10481322B2

公开(公告)日：2019-11-19

申请号：US16299519

申请日：2019-03-12

Applicant: Japan Display Inc.

Inventor： Masayuki Mifune ,  Makoto Miyao

IPC: F21V7/04 ,  F21V8/00

Abstract: According to one embodiment, an illuminating device includes a lightguide plate including a curved emitting surface, and an incidence surface including a side edge curved along the emitting surface, a printed circuit board facing the incidence surface, and light sources mounted on the printed circuit board. Each light source includes a light-emitting center, a pair of connection terminals, and a central axis extending through the connection terminals and the light-emitting center. The light sources are arranged along a curved mounting line extending along the curved side edge of the incidence surface on the printed circuit board. The light-emitting centers are located on the mounting line, and the central axes are parallel to each other.

公开(公告)号：US11934061B2

公开(公告)日：2024-03-19

申请号：US17883606

申请日：2022-08-09

Applicant: Japan Display Inc.

Inventor： Makoto Miyao

IPC: G02F1/1333 ,  G02F1/13357

CPC classification number: G02F1/133382 ,  G02F1/133331 ,  G02F1/133603 ,  G02F1/133615

Abstract: A performance of a display apparatus is improved. A display apparatus includes a glass plate, a display panel facing the glass plate, a frame housing a part of the glass plate and a part of the display panel, and a light source module housed in the frame. The glass plate has a side surface. The display panel includes a first substrate facing the glass plate, a second substrate facing the first substrate, and a liquid crystal layer located between the first substrate and the second substrate. The light source module is disposed at a position facing the side surface of the glass plate.

公开(公告)号：US20200326468A1

公开(公告)日：2020-10-15

申请号：US16911468

申请日：2020-06-25

Applicant: Japan Display Inc.

Inventor： Masayuki Mifune ,  Makoto Miyao

IPC: F21V8/00

Abstract: According to one embodiment, an illuminating device includes a lightguide plate including a curved emitting surface, and an incidence surface including a side edge curved along the emitting surface, a printed circuit board facing the incidence surface, and light sources mounted on the printed circuit board. Each light source includes a light-emitting center, a pair of connection terminals, and a central axis extending through the connection terminals and the light-emitting center. The light sources are arranged along a curved mounting line extending along the curved side edge of the incidence surface on the printed circuit board. The light-emitting centers are located on the mounting line, and the central axes are parallel to each other.