公开(公告)号：US20150102988A1

公开(公告)日：2015-04-16

申请号：US14510471

申请日：2014-10-09

Applicant: Japan Display Inc.

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

IPC: G02F1/133 ,  G02F1/1368 ,  G09G3/36 ,  G02F1/1337

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或更小的值，液晶的电阻率和取向膜的电阻率均落在第一范围和第二范围之内，第一范围为1×1013至5×1013＆OHgr ;·cm，第二范围为5×1013〜5×1014＆OHgr·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，R2是电阻，C2是相对于每个像素的容量。

公开(公告)号：US20140036174A1

公开(公告)日：2014-02-06

申请号：US13956472

申请日：2013-08-01

Applicant: Japan Display Inc.

Inventor： Shinichiro OKA ,  Shinichi KOMURA

IPC: G02B27/22

CPC classification number: G02B27/2214 ,  G02B26/0875 ,  H04N13/305 ,  H04N13/373

Abstract: To provide a stereoscopic display apparatus, enabling to move the position of a viewpoint, not only left/right, but also in front/back directions, and to widen a range from where a 3D image can be seen. A stereoscopic display apparatus, with applying a stereoscopic display panel therein, comprising: a display element, which is configured to display parallax images for a left-side eye and a right-side eye, simultaneously; and a liquid crystal lens, which is attached onto the display element and configured to adjust a direction of a light emitting from the display element, further comprises an observer position detecting means and a liquid crystal lens driving means, wherein the liquid crystal lens driving means changes the pitch of a pattern of voltage to be applied onto plural numbers of electrodes of the liquid crystal lens, depending on the position of the observer, which is detected by the observer position detecting means.

Abstract translation: 为了提供一种立体显示装置，能够不仅左右移动，还能够在前后方向上移动视点的位置，并且能够扩大可以看到3D图像的范围。 一种在其中应用立体显示面板的立体显示装置，包括：显示元件，被配置为同时显示左眼和右眼的视差图像; 以及安装在显示元件上并配置成调整从显示元件发出的光的方向的液晶透镜还包括观察者位置检测装置和液晶透镜驱动装置，其中液晶透镜驱动装置 根据由观察者位置检测装置检测到的观察者的位置，改变要施加到液晶透镜的多个电极上的电压图案的音调。

公开(公告)号：US20240418996A1

公开(公告)日：2024-12-19

申请号：US18735326

申请日：2024-06-06

Applicant: JAPAN DISPLAY INC.

Inventor： Tetsuya OOSHIMA ,  Shinichi KOMURA

IPC: G02B27/01 ,  G02B5/30 ,  G02B5/32 ,  G02F1/1335

Abstract: According to one embodiment, a display device includes a display element including a display portion which displays an image, a first retardation film overlapping the display element, a holographic optical element adjacent to the display element and not overlapping the display portion, a second retardation film having a first surface which faces the first retardation film and the holographic optical element and which directly contacts neither a main surface of the first retardation film nor a main surface of the holographic optical element, and a second surface on an opposite side to the first surface, and a reflective polarizer disposed on the second surface.

公开(公告)号：US20240418995A1

公开(公告)日：2024-12-19

申请号：US18732940

申请日：2024-06-04

Applicant: JAPAN DISPLAY INC.

Inventor： Tetsuya OOSHIMA ,  Shinichi KOMURA ,  Keiji TAGO

IPC: G02B27/01 ,  G02B5/30

Abstract: According to one embodiment, a display device includes a display element, a first retardation film overlapping the display element, an optical element overlapping the display element and the first retardation film and having a lens action, a second retardation film overlapping the optical element and having a first main surface, and a reflective polarizer overlapping the second retardation film, not directly contacting the first main surface, and having a second main surface which is opposed to the first main surface and which is rotatable.

公开(公告)号：US20240127762A1

公开(公告)日：2024-04-18

申请号：US18377927

申请日：2023-10-09

Applicant: Japan Display Inc.

Inventor： Shinichi KOMURA ,  Toshiharu MATSUSHIMA

IPC: G09G3/34 ,  G06F3/01 ,  G09G3/36

CPC classification number: G09G3/3406 ,  G06F3/013 ,  G09G3/3611 ,  G09G2310/061 ,  G09G2310/08 ,  G09G2340/0435 ,  G09G2354/00

Abstract: According to an aspect, a display device includes: a display panel having a display region in which pixel rows are arranged in a second direction; a scanning circuit configured to supply a drive signal to scan the pixel rows; a light source configured to emit light toward the display panel; and a light source control circuit configured to control light emission timing of the light source. The display region is divided into regions in the second direction and includes a first region including two or more pixel rows consecutively arranged in the second direction, and a second region except for the first region. The scanning circuit sequentially scans the pixel rows in the first region, and simultaneously scans two or more pixel rows consecutively arranged in the second direction in the second region.

公开(公告)号：US20240077731A1

公开(公告)日：2024-03-07

申请号：US18461046

申请日：2023-09-05

Applicant: Japan Display Inc.

Inventor： Shinichi KOMURA ,  Kazutaka NAGAOKA

IPC: G02B27/01 ,  G02F1/01 ,  G02F1/1335 ,  G02F1/1343

CPC classification number: G02B27/0172 ,  G02F1/0136 ,  G02F1/133528 ,  G02F1/13439 ,  G02B2027/0174

Abstract: According to one embodiment, a display device includes an illumination device, a display panel opposed, a first retardation film, a holographic optical element, a second retardation film, a reflection polarizer spaced apart from the holographic optical element, and configured to transmit first linearly polarized light and reflect second linearly polarized light orthogonal to the first linearly polarized light, and a polarization conversion element located between the second retardation film and the reflection polarizer, and configured to maintain a polarization direction of the display light and rotate a polarization direction of external light transmitted through the light guide.

公开(公告)号：US20230125438A1

公开(公告)日：2023-04-27

申请号：US17970578

申请日：2022-10-21

Applicant: Japan Display Inc.

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

IPC: F21V8/00

Abstract: According to one embodiment, a display device includes a display panel, a first light guide, and a second light guide. In the first light guide, a first main surface includes a first plane and first grooves between the first plane and a first side surface, a second main surface includes second grooves orthogonal to the first grooves, and a second plane between the second grooves and the first side surface. In the second light guide, a third main surface includes a third plane and third grooves located between the third plane and a fourth side surface, a fourth main surface includes fourth grooves orthogonal to the third grooves, and a fourth plane located between the fourth grooves and the fourth side surface.

公开(公告)号：US20220382111A1

公开(公告)日：2022-12-01

申请号：US17664076

申请日：2022-05-19

Applicant: Japan Display Inc.

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

IPC: G02F1/1343 ,  G02F1/13357 ,  F21V8/00

Abstract: According to one embodiment, a liquid crystal display device includes a display panel including a red sub-pixel, a green sub-pixel and a blue sub-pixel and an illumination device including a red light-emitting element, a green light-emitting element and a blue light emitting element and irradiating a mixture of light emitted by the light emitting elements onto the display panel. Further, of the red sub-pixel, the green sub-pixel and the blue sub-pixel, an aperture area of a sub-pixel having a lowest wall plug efficiency of the light emitting element of a respective color is greater than aperture areas of the sub-pixels of other colors.

公开(公告)号：US20180329224A1

公开(公告)日：2018-11-15

申请号：US15955852

申请日：2018-04-18

Applicant: Japan Display Inc.

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

IPC: G02B27/48 ,  H01S5/042 ,  H01S5/00 ,  H01S5/40 ,  G02F1/1335

CPC classification number: G02B27/48 ,  G02B6/003 ,  G02B6/0046 ,  G02B6/0053 ,  G02B6/0068 ,  G02F1/133514 ,  G02F1/133621 ,  H01S5/0078 ,  H01S5/0428 ,  H01S5/3013 ,  H01S5/3018 ,  H01S5/32325 ,  H01S5/34333 ,  H01S5/347 ,  H01S5/4012 ,  H01S5/4093 ,  H01S2301/02

Abstract: According to one embodiment, a semiconductor laser includes a semiconductor laser element. A drive current which is composed of a direct current and an alternating current superposed thereon is applied to the semiconductor laser element. A waveform of the alternating current is a non-square wave. A frequency of the alternating current is from 50 Hz to 500 kHz.

公开(公告)号：US20180299726A1

公开(公告)日：2018-10-18

申请号：US15946201

申请日：2018-04-05

Applicant: Japan Display Inc.

Inventor： Shinichiro OKA ,  Shinichi KOMURA

IPC: G02F1/1335 ,  G02F1/1337

Abstract: In an embodiment, a display device comprises first and second panels, an illumination device, and first to third polarizing members. The first panel includes first and second substrates and a first liquid crystal layer between the first and second substrates. The second panel includes third and fourth substrates and a second liquid crystal layer between the third and fourth substrates. The illumination device irradiates the first substrate with light. The first polarizing member is provided between the illumination device and the first substrate. The second polarizing member is provided between the first and second liquid crystal layers. The third polarizing member faces the fourth substrate.