公开(公告)号：US20230314879A1

公开(公告)日：2023-10-05

申请号：US18329870

申请日：2023-06-06

Applicant: Japan Display Inc.

Inventor： Kyosuke WATANABE ,  Yuji MAEDE

IPC: G02F1/1362 ,  G02F1/1343

CPC classification number: G02F1/134318 ,  G02F1/13439 ,  G02F1/136286

Abstract: According to one embodiment, a liquid crystal display device includes first and second substrates and a liquid crystal layer. The first substrate includes scanning line extending in a first direction, signal line extending in a second direction, pixel electrodes including and a common electrode. The common electrode includes sub-electrodes extending in the first or second direction. Each of the sub-electrodes includes a first portion having a width greater than the scanning or signal line, and a second portion having a width less than the first portion but greater than the scanning or signal line. The first and second portions are alternately arranged along a direction in which the sub-electrodes extend.

公开(公告)号：US20170205678A1

公开(公告)日：2017-07-20

申请号：US15464413

申请日：2017-03-21

Applicant: Japan Display Inc.

Inventor： Saori SUGIYAMA ,  Yuji MAEDE ,  Masateru MORIMOTO

IPC: G02F1/1362 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/1333

CPC classification number: G02F1/136286 ,  G02F1/133345 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/134336 ,  G02F1/134363 ,  G02F1/13439 ,  G02F1/1368 ,  G02F2001/133302 ,  G02F2001/136295 ,  G02F2201/121 ,  G02F2201/123 ,  G02F2201/124

Abstract: A liquid crystal display device in which smear error is suppressed and transmittance is uniform is provided. In a liquid crystal display device which includes a plurality of pixels and uses comb-teeth-shaped transparent conductive films 110 as common wirings, the common wirings include mesh-shaped common metal wirings 101v and 101h extending in a vertical direction and a horizontal direction and the comb-teeth-shaped transparent conductive films 110 are connected between adjacent pixels.

公开(公告)号：US20170192279A1

公开(公告)日：2017-07-06

申请号：US15393762

申请日：2016-12-29

Applicant: Japan Display Inc.

Inventor： Yuji MAEDE ,  Jin HIROSAWA

IPC: G02F1/1339 ,  G02F1/1335 ,  G02F1/1368 ,  G02F1/1333 ,  G02F1/1362

CPC classification number: G02F1/13394 ,  G02F1/13338 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/136227 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/13396

Abstract: According to one embodiment, a display device includes a first substrate, a second substrate and a liquid crystal layer. The first substrate includes a first signal line, common electrodes, and metal lines connecting to the common electrodes. The second substrate is opposed to the first substrate. The liquid crystal layer is enclosed between the first substrate and the second substrate. The metal lines includes a first metal line crossing the first signal line, a second metal line provided separately from the first metal line, and a third metal line connecting the first metal line and the second metal line.

公开(公告)号：US20250057001A1

公开(公告)日：2025-02-13

申请号：US18786863

申请日：2024-07-29

Applicant: Japan Display Inc.

Inventor： Junko NAGASAWA ,  Yuji MAEDE

IPC: H10K59/38 ,  H10K59/122 ,  H10K59/80 ,  H10K102/00

Abstract: According to one embodiment, a display device includes a plurality of pixels, an insulating substrate, an organic electroluminescent element, a sealing layer, color filter layers located on the sealing layer and including a first color filter of a first color, a second color filter of a second color, and a third color filter of a third color, a first pixel aperture where the first color filter is located, a second pixel aperture where the second color filter is located, and a third pixel aperture where the third color filter is located, in each of pixels, and a light-shielding area surrounding each of the first to third pixel apertures, in which the first to third color filters are stacked one on another.

公开(公告)号：US20240118481A1

公开(公告)日：2024-04-11

申请号：US18542788

申请日：2023-12-18

Applicant: Japan Display Inc.

Inventor： Yuji MAEDE ,  Shinichi KOMURA ,  Hiroaki KIJIMA

IPC: F21V8/00

CPC classification number: G02B6/0061 ,  G02B6/0036 ,  G02B6/0068

Abstract: According to one embodiment, an illumination device comprises a light guide, a light source, a reflective layer, a first prism and a second prism, wherein the light guide has a thickness in a second direction increasing toward a second side surface, the first prism and the second prism have cross-sectional shapes being formed in a triangle shape, a first height of the first prism in the second direction is smaller than a second height of the second prism in the second direction.

公开(公告)号：US20230296824A1

公开(公告)日：2023-09-21

申请号：US18169896

申请日：2023-02-16

Applicant: Japan Display Inc.

Inventor： Yuji MAEDE ,  Shinichi KOMURA ,  Hiroaki KIJIMA

IPC: F21V8/00

CPC classification number: G02B6/0061 ,  G02B6/0036 ,  G02B6/0068

Abstract: According to one embodiment, an illumination device comprises a light guide, a light source, a reflective layer, a first prism and a second prism, wherein the light guide has a thickness in a second direction increasing toward a second side surface, the first prism and the second prism have cross-sectional shapes being formed in a triangle shape, a first height of the first prism in the second direction is smaller than a second height of the second prism in the second direction.

公开(公告)号：US20220187647A1

公开(公告)日：2022-06-16

申请号：US17546088

申请日：2021-12-09

Applicant: Japan Display Inc.

Inventor： Junko NAGASAWA ,  Hiroya MORIMOTO ,  Yuji MAEDE

IPC: G02F1/1339 ,  G02F1/1343 ,  G02F1/1337 ,  G02F1/1347

Abstract: According to one embodiment, a liquid crystal device includes a first liquid crystal cell and a second liquid crystal cell bonded to the first liquid crystal cell. Each of the first liquid crystal cell and the second liquid crystal cell includes a first substrate, a second substrate, a liquid crystal layer, a sealant bonding the first substrate and the second substrate together, one or more first spacers disposed inside the sealant and holding the gap, and a plurality of second spacers disposed in an effective area surrounded by the sealant and holding the gap.

公开(公告)号：US20220171242A1

公开(公告)日：2022-06-02

申请号：US17651090

申请日：2022-02-15

Applicant: Japan Display Inc.

Inventor： Kyosuke WATANABE ,  Yuji MAEDE

IPC: G02F1/1343 ,  G02F1/1362

Abstract: According to one embodiment, a liquid crystal display device includes first and second substrates and a liquid crystal layer. The first substrate includes scanning line extending in a first direction, signal line extending in a second direction, pixel electrodes including and a common electrode. The common electrode includes sub-electrodes extending in the first or second direction. Each of the sub-electrodes includes a first portion having a width greater than the scanning or signal line, and a second portion having a width less than the first portion but greater than the scanning or signal line. The first and second portions are alternately arranged along a direction in which the sub-electrodes extend.

公开(公告)号：US20210249394A1

公开(公告)日：2021-08-12

申请号：US17244477

申请日：2021-04-29

Applicant: Japan Display Inc.

Inventor： Masanobu IKEDA ,  Yuji MAEDE ,  Yasuhiro KANAYA

IPC: H01L25/16 ,  G09G3/20 ,  G09G3/32

Abstract: According to an aspect, a display device includes: a substrate; and a plurality of pixels provided on the substrate. Each of the pixels includes a red light emitting element and a first green light emitting element. When the first green light emitting element and the red light emitting element are turned on simultaneously, an emission intensity of the first green light emitting element is lower than an emission intensity of the red light emitting element, and a half width of a spectrum of light output from the first green light emitting element is greater than a half width of a spectrum of light output from the red light emitting element.

公开(公告)号：US20160170274A1

公开(公告)日：2016-06-16

申请号：US15046839

申请日：2016-02-18

Applicant: JAPAN DISPLAY INC.

Inventor： Saori SUGIYAMA ,  Yuji MAEDE ,  Masateru MORIMOTO

IPC: G02F1/1343 ,  G02F1/1362 ,  G02F1/1333

CPC classification number: G02F1/136286 ,  G02F1/133345 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/134336 ,  G02F1/134363 ,  G02F1/13439 ,  G02F1/1368 ,  G02F2001/133302 ,  G02F2001/136295 ,  G02F2201/121 ,  G02F2201/123 ,  G02F2201/124

Abstract: A liquid crystal display device in which smear error is suppressed and transmittance is uniform is provided.In a liquid crystal display device which includes a plurality of pixels and uses comb-teeth-shaped transparent conductive films 110 as common wirings, the common wirings include mesh-shaped common metal wirings 101v and 101h extending in a vertical direction and a horizontal direction and the comb-teeth-shaped transparent conductive films 110 are connected between adjacent pixels.