公开(公告)号：US20220308395A1

公开(公告)日：2022-09-29

申请号：US17703981

申请日：2022-03-25

Applicant: Japan Display Inc.

Inventor： Kasumi HASE ,  Koichi IGETA ,  Shinichi KOMURA

IPC: G02F1/1335 ,  G02F1/1347 ,  G02F1/1343 ,  G02F1/1368

Abstract: According to one embodiment, a liquid crystal display device includes a first liquid crystal device, a second liquid crystal device, and a liquid crystal display panel, the first liquid crystal device including a first substrate including a first electrode thereon, a second substrate including a second electrode thereon, and a first cholesteric liquid crystal layer, the second liquid crystal device including a third substrate including a third electrode thereon, a fourth substrate including a fourth electrode thereon, and a second cholesteric liquid crystal layer, wherein the first liquid crystal device and the second liquid crystal device are stacked successively.

公开(公告)号：US20220113595A1

公开(公告)日：2022-04-14

申请号：US17450477

申请日：2021-10-11

Applicant: Japan Display Inc.

Inventor： Shinichi KOMURA ,  Koichi OKUDA ,  Ken ONODA ,  Hiroaki KIJIMA

IPC: G02F1/13363 ,  G02F1/1335

Abstract: According to one embodiment, a display device including a display panel emitting display light of linearly polarized light, a semi-transparent layer, a first retardation film, a reflective polarizer transmitting first linearly polarized light and reflecting second linearly polarized light orthogonal to the first linearly polarized light, a second retardation film, an element, and a third retardation film arranged between the reflective polarizer and the element, wherein the first retardation film, the second retardation film, and the third retardation film are quarter-wave plates, and the element has a lens action of condensing first circularly polarized light.

公开(公告)号：US20220082877A1

公开(公告)日：2022-03-17

申请号：US17536185

申请日：2021-11-29

Applicant: Japan Display Inc.

Inventor： Shigesumi ARAKI ,  Toshiharu MATSUSHIMA ,  Shinichi KOMURA

IPC: G02F1/13363 ,  G02F1/1335 ,  G02F1/1339 ,  G02F1/1343

Abstract: Provided is a display device including an array substrate, a pixel, a dimming element, and a counter substrate. The pixel is located over the array substrate and includes a first electrode, a second electrode, and a liquid crystal layer over the first electrode and the second electrode. The dimming element is located over the array substrate and includes a third electrode, the liquid crystal layer over the third electrode, and a fourth electrode over the liquid crystal layer. The counter substrate is located over the fourth electrode.

公开(公告)号：US20210311357A1

公开(公告)日：2021-10-07

申请号：US17218532

申请日：2021-03-31

Applicant: Japan Display Inc.

Inventor： Mitsutaka OKITA ,  Shinichi KOMURA

IPC: G02F1/1335

Abstract: A display device includes a first substrate including a first surface and a second surface on the opposite side with respect to the first surface, a second surface having a third surface opposite the first surface and a fourth surface on the opposite side with respect to the third surface, and a liquid crystal layer disposed between the first substrate and the second substrate, the display device includes a first region and a second region in a plan view, the first substrate includes a first polarizer provided on the second surface and a second polarizer being overlapped with the second region and being laminated with the first polarizer, and the second substrate includes a third polarizer provided on the fourth surface and a fourth polarizer being overlapped with the second region and being laminated with the third polarizer.

公开(公告)号：US20210294023A1

公开(公告)日：2021-09-23

申请号：US17340651

申请日：2021-06-07

Applicant: Japan Display Inc.

Inventor： Hiroaki KIJIMA ,  Shinichi KOMURA ,  Yoichi ASAKAWA ,  Ken ONODA

IPC: F21V8/00

Abstract: According to one embodiment, the illumination device includes a first area, a second area, a first light guide, a plurality of first light sources, a second light guide, a plurality of second light sources, a first layer and a second layer. The first layer extends from the first area over a boundary between the first area and the second area, to between a second side surface of the first light guide and the boundary. The second layer extends from the second area over the boundary to between a third side surface of the second light guide and the boundary.

公开(公告)号：US20180074247A1

公开(公告)日：2018-03-15

申请号：US15699316

申请日：2017-09-08

Applicant: Japan Display Inc.

Inventor： Youichi ASAKAWA ,  Toshihiko FUKUMA ,  Ken ONODA ,  Shinichi KOMURA

IPC: F21V8/00

CPC classification number: G02B6/003 ,  G02B6/0018 ,  G02B6/0021 ,  G02B6/0038 ,  G02B6/0068

Abstract: According to one embodiment, an illumination device includes a light guide, a plurality of light sources, and a plurality of light diffusion structures. The light guide extends in a first direction and a second direction and having a thickness in a third direction. The plurality of light sources includes a first laser element and a second laser element. The plurality of light diffusion structures provides to correspond to the respective light sources, and located on an incidence surface of the light guide or between the incidence surface and the light sources. The light sources are arranged in the second direction. The first laser element and the second laser element are arranged in the first direction or the third direction, in each of the light sources.

公开(公告)号：US20170242302A1

公开(公告)日：2017-08-24

申请号：US15442185

申请日：2017-02-24

Applicant: Japan Display Inc.

Inventor： Youichi ASAKAWA ,  Toshihiko FUKUMA ,  Ken ONODA ,  Shinichi KOMURA

IPC: G02F1/1335 ,  G02F1/13363

CPC classification number: G02F1/133615 ,  G02F1/133504 ,  G02F1/133528 ,  G02F1/13362 ,  G02F1/133621 ,  G02F1/13363 ,  G02F2001/133614 ,  G02F2001/133638 ,  G02F2413/03 ,  G02F2413/07

Abstract: According to one embodiment, a display device includes a display panel including a first substrate, a second substrate, and an optical element layer provided between the substrates, a light directing unit facing the first substrate of the display panel, and including a first main surface disposed on a side facing the first substrate, and a second main surface disposed on a side reverse to the first main surface, and a light source unit disposed on the first substrate side with respect to the display panel, and emitting polarized light toward the first or second main surface. The polarized light is made incident on the first or second main surface, and directed perpendicularly to the optical element layer.

公开(公告)号：US20170004793A1

公开(公告)日：2017-01-05

申请号：US15204676

申请日：2016-07-07

Applicant: Japan Display Inc.

Inventor： Daiichi SUZUKI ,  Yukio TANAKA ,  Kenji NAKAO ,  Kazuhiro NISHIYAMA ,  Shinichi KOMURA ,  Shinichiro OKA ,  Mika OIWA

IPC: G09G3/36 ,  G02F1/1343 ,  G02F1/1337 ,  G02F1/1368

CPC classification number: G09G3/3648 ,  G02F1/1337 ,  G02F1/134363 ,  G02F1/1368 ,  G02F2001/134372 ,  G09G3/3614 ,  G09G2300/0426 ,  G09G2320/0247 ,  G09G2330/021 ,  G09G2340/0435

Abstract: According to one embodiment, a lateral electric-field type of liquid crystal display device includes a display panel and a controller, wherein a frame frequency falls within a range of 1 Hz to 10 Hz, an off-leak current of each of the TFTs has a value of 1×10−15 A or less, a resistivity of a liquid crystal and a resistivity of an alignment film both fall within one of a first range and a second range, the first range being 1×1013 to 5×1013 Ω·cm, the second range being 5×1013 to 5×1014 Ω·cm, and a relationship of “R1× C1≈R2×C2” is satisfied, where R1 is a resistance and C1 is a capacity with respect to each pixel, R2 is a resistance and C2 is a capacity with respect to each pixel.

Abstract translation: 根据一个实施例，液晶显示装置的横向电场型包括显示面板和控制器，其中帧频落在1Hz至10Hz的范围内，每个TFT的截止漏电流具有 1×10 -15 A以下的值，液晶的电阻率和取向膜的电阻率均属于第一范围和第二范围之一，第一范围为1×1013〜5×1013Ω ·cm，第二范围为5×1013〜5×1014Ω·cm，并且满足“R1×C1≈R2×C2”的关系，其中R1是电阻，C1是相对于每个像素的容量， R2是电阻，C2是相对于每个像素的容量。

公开(公告)号：US20160266429A1

公开(公告)日：2016-09-15

申请号：US15149433

申请日：2016-05-09

Applicant: Japan Display Inc.

Inventor： Shinichiro OKA ,  Tatsuya SUGITA ,  Shinichi KOMURA

IPC: G02F1/1339 ,  G02B27/22 ,  G02F1/1343

CPC classification number: G02F1/13392 ,  G02B27/22 ,  G02B27/2214 ,  G02B27/225 ,  G02F1/1339 ,  G02F1/134309 ,  G02F1/13439 ,  G02F2001/133302 ,  G09G2320/0209 ,  H04N13/302 ,  H04N13/305 ,  H04N13/31 ,  H04N13/356

Abstract: The present invention provides an autostereoscopic display device including: a display device; and a liquid crystal lens cell arranged on the display device, the liquid crystal lens cell including: a first substrate; a second substrate; a liquid crystal layer sandwiched between the first substrate and the second substrate; a first electrode arranged on the first substrate on the side of the liquid crystal-layer; and a second electrode arranged on the second substrate on the side of the liquid crystal layer, in which the liquid crystal lens cell has a water-absorption layer arranged on at least one of the first substrate and the second substrate on the side of as the liquid crystal layer.

Abstract translation: 本发明提供一种自动立体显示装置，包括：显示装置; 以及液晶透镜单元，其配置在所述显示装置上，所述液晶透镜单元包括：第一基板; 第二基板; 夹在第一基板和第二基板之间的液晶层; 布置在液晶层一侧的第一基板上的第一电极; 以及第二电极，其设置在液晶层一侧的第二基板上，其中液晶透镜单元具有布置在第一基板和第二基板的至少一个上的吸水层作为 液晶层。

公开(公告)号：US20240418925A1

公开(公告)日：2024-12-19

申请号：US18679541

申请日：2024-05-31

Applicant: Japan Display Inc.

Inventor： Takashi OTA ,  Nobuyuki SUZUKI ,  Shinichi KOMURA ,  Hiroaki KIJIMA ,  Koichi OKUDA

IPC: F21V8/00 ,  G02F1/13357

Abstract: A backlight includes: a light guide plate including a front surface and a back surface, the light guide plate including an end face that connects one edge of the front surface and one edge of the back surface, at least part of the end face being inclined at an angle other than a right angle relative to the front surface; and a light source that emits light, the light source being set in an arrangement enabling emission of the light parallel to the front surface towards the at least part of the end face of the light guide plate, wherein the light is incident on and refracted at the at least part of the end face, propagates inside a material of the light guide plate, is reflected off the back surface, and is surface-emitted from the front surface.