公开(公告)号：US20220179256A1

公开(公告)日：2022-06-09

申请号：US17681978

申请日：2022-02-28

Applicant: Japan Display Inc.

Inventor： Masaya TAMAKI

IPC: G02F1/1345 ,  G02F1/133 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1343 ,  G06F3/14 ,  G09G3/36

Abstract: According to one embodiment, a display device includes a driver, a pixel circuit disposed to be apart from the driver in a plan view and to be electrically connected to the driver, a first pixel electrode disposed to overlap the pixel circuit in a plan view and to be electrically connected to the pixel circuit, a second pixel electrode disposed to overlap the driver in a plan view and to be closer to an outer edge of a display area than the first pixel electrode, and a relay line disposed between the pixel circuit and the first pixel electrode and between the driver and the second pixel electrode, the relay line electrically connecting the first pixel electrode and the second pixel electrode.

公开(公告)号：US20210072583A1

公开(公告)日：2021-03-11

申请号：US17082090

申请日：2020-10-28

Applicant: Japan Display Inc.

Inventor： Masaya TAMAKI

IPC: G02F1/1345 ,  G02F1/133 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1343 ,  G06F3/14 ,  G09G3/36

Abstract: According to one embodiment, a display device includes a driver, a pixel circuit disposed to be apart from the driver in a plan view and to be electrically connected to the driver, a first pixel electrode disposed to overlap the pixel circuit in a plan view and to be electrically connected to the pixel circuit, a second pixel electrode disposed to overlap the driver in a plan view and to be closer to an outer edge of a display area than the first pixel electrode, and a relay line disposed between the pixel circuit and the first pixel electrode and between the driver and the second pixel electrode, the relay line electrically connecting the first pixel electrode and the second pixel electrode.

公开(公告)号：US20200341581A1

公开(公告)日：2020-10-29

申请号：US16926137

申请日：2020-07-10

Applicant: Japan Display Inc.

Inventor： Kazuyuki KOBAYASHI ,  Hayato KURASAWA ,  Hiroshi MIZUHASHI ,  Masaya TAMAKI ,  Takeo KOITO ,  Koji NOGUCHI

IPC: G06F3/041 ,  G06F3/044 ,  F21V8/00 ,  G09G3/36

Abstract: A sensor-equipped display device is provided and includes display panel including first and second substrates, common electrode, and polarizer; backlight unit which emits light toward display panel, including light guide opposed to polarizer and light source which emits light toward light guide; conductive member arranged at back side of display panel and opposed to polarizer; controller; first flexible printed circuit; and second flexible printed circuit, wherein first flexible printed circuit is connected to display panel, second flexible printed circuit is connected to back side of first flexible printed circuit, common electrode is connected to controller via first flexible printed circuit, second flexible printed circuit comprises first branch portion and second branch portion, first branch portion is connected to light source, and conductive member is connected to controller via second branch portion of second flexible printed circuit and first flexible printed circuit.

公开(公告)号：US20200152159A1

公开(公告)日：2020-05-14

申请号：US16738537

申请日：2020-01-09

Applicant: Japan Display Inc.

Inventor： Masaya TAMAKI ,  Yutaka MITSUZAWA ,  Takayuki NAKAO ,  Yutaka OZAWA

IPC: G09G5/395 ,  G09G3/36

Abstract: A display device includes: sub-pixels each including a memory block including memories; memory selection line groups each including memory selection lines electrically coupled to the memory blocks in the sub-pixels that belong to the corresponding row; a memory selection circuit configured to concurrently output memory selection signals to the memory selection line groups; a potential line; a conduction switch provided for at least one memory in the memory block on a one-to-one basis; and an operating-memory conduction circuit configured to output, to the conduction switch, an operation signal for determining whether to electrically couple or uncouple the potential line and the corresponding one memory. Each memory is capable of storing sub-pixel data therein when being coupled to the potential line. Each sub-pixel displays an image based on the sub-pixel data stored in one memory in the sub-pixel according to the memory selection line supplied with the memory selection signal.

公开(公告)号：US20200152147A1

公开(公告)日：2020-05-14

申请号：US16744638

申请日：2020-01-16

Applicant: Japan Display Inc.

Inventor： Yutaka MITSUZAWA ,  Takayuki NAKAO ,  Yutaka OZAWA ,  Masaya TAMAKI

IPC: G09G3/36

Abstract: A display device is provided and includes sub-pixels each including a sub-pixel electrode, and a first and second memory; a clock signal output circuit configured to, based on a reference clock signal, output a plurality of clock signals having different frequencies; a selection circuit configured to select one of the clock signals as a selected clock signal; a memory selection circuit configured to select all of the first memories included in all the sub-pixels or all of the second memories included in all the sub-pixels in synchronization with the selected clock signal; a common electrode facing all of the sub-pixel electrodes; and a common-electrode driving circuit configured to provide a common potential to the common electrode, wherein the common potential is inverted in synchronization with the reference clock signal, wherein the sub-pixel electrode is driven based on sub-pixel data stored in the selected one of the memories to display an image.

公开(公告)号：US20180210284A1

公开(公告)日：2018-07-26

申请号：US15877810

申请日：2018-01-23

Applicant: Japan Display Inc.

Inventor： Yudai NUMATA ,  Masaya TAMAKI ,  Takeo KOITO

IPC: G02F1/1335 ,  G02B5/04

CPC classification number: G02F1/133526 ,  G02B3/005 ,  G02B5/045 ,  G02F1/133528 ,  G02F1/133553 ,  G02F2001/133531 ,  G02F2001/133541 ,  G02F2201/123 ,  G02F2203/02

Abstract: According to an aspect, a lens sheet outputs light reflected by a reflector, the reflected light being a part of incident light having entered the lens sheet. When a first light intensity is an intensity of light entering the lens sheet at an incident angle from 70° to 90° inclusive with respect to a normal direction of a display surface and output from the lens sheet at an output angle from 0° to 40° inclusive toward an incident side with respect to the normal direction, and a second light intensity is an intensity of light entering the lens sheet at an incident angle from 10° to 40° inclusive with respect to the normal direction and output from the lens sheet at an output angle from 0° to 40° inclusive to the incident side with respect to the normal direction, the first light intensity is greater than the second light intensity.

公开(公告)号：US20170153513A1

公开(公告)日：2017-06-01

申请号：US15364775

申请日：2016-11-30

Applicant: Japan Display Inc.

Inventor： Masaya TAMAKI ,  Hirotaka HAYASHI

IPC: G02F1/1343 ,  G02F1/1345 ,  G02F1/1335 ,  G09G3/20

CPC classification number: G02F1/134309 ,  G02F2001/134345 ,  G09G3/2003 ,  G09G3/2074 ,  G09G2300/0426 ,  G09G2300/0443 ,  G09G2300/0828 ,  G09G2300/0857

Abstract: According to one embodiment, a display device includes a unit pixel including first to fourth sub-pixels exhibiting different colors, each of the first to fourth sub-pixels includes first to third segments for displaying 3-bit gradation, the first segment being a rectangular region including first to fourth sides, the second segment being an L-letter region located on a side closer to a geometric center of the unit pixel than the first segment and formed along the first and second sides which intersect each other, the third segment being an L-letter region located on a side farther from the geometric center than the first segment and formed along the third and fourth sides which intersect each other.

公开(公告)号：US20150355493A1

公开(公告)日：2015-12-10

申请号：US14829919

申请日：2015-08-19

Applicant: Japan Display Inc.

Inventor： Masaya TAMAKI ,  Kazuyuki MAEDA

IPC: G02F1/1343 ,  G02F1/1335

CPC classification number: G02F1/13439 ,  G02F1/133504 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/133528 ,  G02F1/133555 ,  G02F1/13363 ,  G02F1/134336 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/133357 ,  G02F2001/133638 ,  G02F2001/134345 ,  G02F2201/123 ,  G02F2413/02 ,  G02F2413/04 ,  G02F2413/06 ,  G09G2300/0456

Abstract: According to an aspect, a semi-transmissive liquid crystal display device includes a plurality of pixels arranged in a matrix, a plurality of reflective electrodes, a counter electrode facing the reflective electrode, and a liquid crystal layer. The reflective electrodes are provided for each of the pixels, and each of them includes a plurality of electrodes, with a combination of the areas of which area coverage modulation is performed by using n bits. The electrodes are configured such that a ratio of the sum of the perimeter(s) of electrode(s) corresponding to each bit of the n bits satisfies 1:2: . . . :2n−1. The liquid crystal layer is provided between the reflective electrode and the counter electrode. The semi-transmissive liquid crystal display device is configured to carry out reflective display using the reflective electrode and carry out transmissive display using at least a space of the reflective electrode between the pixels.

Abstract translation: 根据本发明，半透射型液晶显示装置具有排列成矩阵状的多个像素，多个反射电极，与该反射电极对置的对置电极以及液晶层。 为每个像素提供反射电极，并且它们中的每一个包括多个电极，其中通过使用n位来执行区域覆盖调制的区域的组合。 这些电极被配置为使得对应于n位的每个位的电极的周边的总和的比率满足1：2：。 。 。 ：2n-1。 液晶层设置在反射电极和对电极之间。 半透射型液晶显示装置被配置为使用反射电极进行反射显示，并且使用像素之间的反射电极的至少一个空间进行透射显示。

公开(公告)号：US20150301399A1

公开(公告)日：2015-10-22

申请号：US14689282

申请日：2015-04-17

Applicant: Japan Display Inc.

Inventor： Masaya TAMAKI ,  Hayato KURASAWA ,  Yasushi KAWATA

IPC: G02F1/1335 ,  G02F1/1343 ,  G02F1/1337

CPC classification number: G02F1/133504 ,  G02F1/1323 ,  G02F1/133512 ,  G02F2001/134318

Abstract: According to one embodiment, a liquid crystal display device includes a first substrate unit including pixel electrodes arranged in a matrix configuration, a second substrate unit including counter electrodes, and a liquid crystal layer. The pixel electrodes include a first and a second pixel electrode arranged to be adjacent along one of the row direction or the column direction. An inter-pixel region is provided between the first and the second pixel electrodes. The counter electrodes include a first and a second opposing portion arranged to be adjacent along the other of the row direction or the column direction. An inter-counter electrode region is provided between the first and the second opposing portions. The inter-counter electrode region overlaps the inter-pixel region. A light-shielding layer is provided in the second substrate unit, and covers the inter-counter electrode region and the inter-pixel region.

Abstract translation: 根据一个实施例，一种液晶显示装置包括：第一基板单元，包括以矩阵构造布置的像素电极;第二基板单元，包括对电极;以及液晶层。 像素电极包括布置成沿着行方向或列方向之一相邻的第一和第二像素电极。 在第一和第二像素电极之间设置像素间区域。 对置电极包括布置成沿着行方向或列方向的另一个相邻的第一和第二相对部分。 对置电极区域设置在第一和第二相对部分之间。 反对间电极区域与像素间区域重叠。 在第二基板单元中设置有遮光层，并且覆盖对置电极区域和像素间区域。

公开(公告)号：US20150248039A1

公开(公告)日：2015-09-03

申请号：US14632512

申请日：2015-02-26

Applicant: Japan Display Inc.

Inventor： Masaya TAMAKI

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

CPC classification number: G02F1/133553 ,  G02F1/133504

Abstract: According to one embodiment, a liquid crystal display device includes a polarizing layer, first and second substrate units, and a liquid crystal layer. The first substrate unit has first and second surfaces. The first surface is on the polarizing layer side. The second surface is on a side opposite to the first surface. The first substrate unit includes first and second pixel electrodes, and an opening region. The first and second pixel electrodes are disposed on the first surface. The second substrate unit is provided between the first substrate unit and the polarizing layer. The second substrate unit has third and fourth surfaces. The third surface is on the first substrate unit side. The fourth surface is on a side opposite to the third surface. The second substrate unit includes an opposing electrode on the third surface. The liquid crystal layer is provided between the first and third surfaces.

Abstract translation: 根据一个实施例，液晶显示装置包括偏振层，第一和第二基板单元以及液晶层。 第一基板单元具有第一和第二表面。 第一表面在偏振层一侧。 第二表面位于与第一表面相对的一侧。 第一基板单元包括第一和第二像素电极以及开口区域。 第一和第二像素电极设置在第一表面上。 第二基板单元设置在第一基板单元和偏振层之间。 第二基板单元具有第三和第四表面。 第三表面位于第一基板单元侧。 第四表面在与第三表面相对的一侧上。 第二基板单元包括在第三表面上的相对电极。 液晶层设置在第一和第三表面之间。