公开(公告)号：US20150109356A1

公开(公告)日：2015-04-23

申请号：US14518649

申请日：2014-10-20

Applicant: Japan Display Inc.

Inventor： Tatsuya Yata ,  Takayuki Nakanishi

IPC: G09G3/20 ,  G09G3/32

CPC classification number: G09G3/2003 ,  G09G3/3225 ,  G09G2300/0452 ,  G09G2320/0626 ,  G09G2320/0666 ,  G09G2330/021 ,  G09G2340/06 ,  G09G2360/16

Abstract: An image processing device comprising: a conversion unit to receive a first input signal including first color information, a first color being reproduced at pixels on the basis of the first color information, the first input signal including first color information obtained from an input image signal corresponding to a red component, a green component and a blue component, to specify saturation of the first color, and configured to obtain luminance attenuation ratio on the basis of a relationship previously stored between saturation and luminance attenuation ratio, and the saturation of the first color, and to output a second input signal including second color information whose luminance is decreased from the first color information on the basis of the luminance attenuation ratio corresponding to the first color information; and a signal processing unit configured to output an output signal for driving the pixels on the basis of the second input signal.

Abstract translation: 一种图像处理装置，包括：转换单元，用于接收包括第一颜色信息的第一输入信号，基于第一颜色信息在像素处再现的第一颜色，第一输入信号包括从输入图像信号获得的第一颜色信息 对应于红色分量，绿色分量和蓝色分量，以指定第一颜色的饱和度，并且被配置为基于先前存储在饱和度和亮度衰减比之间的关系以及第一颜色的饱和度来获得亮度衰减比 并且基于与第一颜色信息相对应的亮度衰减比率输出包括其亮度从第一颜色信息减少的第二颜色信息的第二输入信号; 以及信号处理单元，被配置为基于第二输入信号输出用于驱动像素的输出信号。

公开(公告)号：US20150109320A1

公开(公告)日：2015-04-23

申请号：US14519784

申请日：2014-10-21

Applicant: Japan Display Inc.

Inventor： Tatsuya Yata ,  Takayuki Nakanishi

IPC: G09G3/20 ,  G09G3/36

CPC classification number: G09G3/2003 ,  G09G3/3225 ,  G09G2300/0452 ,  G09G2320/0613 ,  G09G2330/021 ,  G09G2340/06 ,  G09G2360/16

Abstract: A display device includes an image display unit and a conversion processing unit that receives a first input signal including first color information which is obtained based on an input video signal and which is for displaying at a predetermined pixel, and outputs a second input signal including second color information in which a hue of the first color information is varied by an amount of hue variation within a range defined such that hue variation falls within a predetermined range.

Abstract translation: 显示装置包括：图像显示单元和转换处理单元，其接收包括基于输入视频信号获得并且用于在预定像素处显示的第一颜色信息的第一输入信号，并输出包括第二输入信号的第二输入信号 颜色信息，其中第一颜色信息的色调在限定为使得色调变化落在预定范围内的范围内的色调变化量变化。

公开(公告)号：US12111704B2

公开(公告)日：2024-10-08

申请号：US17351630

申请日：2021-06-18

Applicant: Japan Display Inc.

Inventor： Takayuki Nakanishi

IPC: G06F3/044 ,  G06F1/18 ,  G01L1/14 ,  G06F3/041

CPC classification number: G06F1/182 ,  G06F3/044 ,  G01L1/144 ,  G06F3/0414 ,  G06F3/0445

Abstract: According to an aspect, a force sensor includes: a first electrode; a second electrode; a first conductor facing the first electrode in a first direction; a second conductor facing the second electrode in the first direction; a first elastic member and a second elastic member arranged between the first electrode and the first conductor; and the first elastic member arranged between the second electrode and the second conductor. The first elastic member and the second elastic member have degrees of compression with respect to force thereon that are different depending on temperature.

公开(公告)号：US11847287B2

公开(公告)日：2023-12-19

申请号：US18173879

申请日：2023-02-24

Applicant: Japan Display Inc.

Inventor： Takayuki Nakanishi ,  Koji Noguchi ,  Koji Ishizaki ,  Yasuyuki Teranishi ,  Takeya Takeuchi

IPC: G06F3/047 ,  G06F3/044 ,  G09G3/298 ,  G06F3/0354 ,  H01J11/12 ,  G06F3/041 ,  G09G3/36 ,  G02F1/1343

CPC classification number: G06F3/0446 ,  G06F3/03547 ,  G06F3/047 ,  G06F3/0412 ,  G06F3/0418 ,  G06F3/0445 ,  G09G3/2983 ,  G09G3/2986 ,  G09G3/3696 ,  H01J11/12 ,  G02F1/134363 ,  G02F1/134372 ,  G06F3/0448 ,  G09G2330/06

Abstract: A touch panel, a display panel, and a display unit achieving prevention of erroneous detection caused by external noise. The touch panel includes: a plurality of detection scan electrodes extending in a first direction and a plurality of detection electrodes facing the plurality of detection scan electrodes and extending in a second direction which intersects the first direction. The one or more selected detection scan electrodes are selected, in a desired unit, from the plurality of detection scan electrodes, to be supplied with a selection pulse, and each of the first and the second detection electrodes is selected from the plurality of detection electrodes.

公开(公告)号：US11650677B2

公开(公告)日：2023-05-16

申请号：US17850345

申请日：2022-06-27

Applicant: Japan Display Inc.

Inventor： Yuto Kakinoki ,  Makoto Hayashi ,  Takaaki Kono ,  Takayuki Nakanishi

IPC: G06F3/0362 ,  G06F3/044

CPC classification number: G06F3/0362 ,  G06F3/0443

Abstract: An input detection system includes a detection device including a plurality of drive electrodes and a plurality of detection electrodes arrayed in a detection region, and a drive electrode scan circuit configured to supply a drive signal to the drive electrodes, and an input device including an LC circuit, a first electrode coupled to one end side of the LC circuit, and a second electrode coupled to the other end side of the LC circuit. The drive electrode scan circuit supplies the drive signal to at least equal to or more than one of the drive electrodes and supplies, to the others of the drive electrodes, an opposite phase signal as a drive signal having an opposite phase to a phase of the drive signal.

公开(公告)号：US11630544B2

公开(公告)日：2023-04-18

申请号：US17339203

申请日：2021-06-04

Applicant: Japan Display Inc.

Inventor： Takayuki Nakanishi ,  Koji Noguchi ,  Koji Ishizaki ,  Yasuyuki Teranishi ,  Takeya Takeuchi

IPC: G06F3/044 ,  G06F3/047 ,  G06F3/041 ,  G09G3/36 ,  G09G3/298 ,  G06F3/0354 ,  H01J11/12 ,  G02F1/1343

Abstract: A touch panel, a display panel, and a display unit achieving prevention of erroneous detection caused by external noise. The touch panel includes: a plurality of detection scan electrodes extending in a first direction and a plurality of detection electrodes facing the plurality of detection scan electrodes and extending in a second direction which intersects the first direction. A ratio of fringe capacitance to total capacitance between one or more selected detection scan electrodes and a first detection electrode is different from a ratio of fringe capacitance to total capacitance between the one or more selected detection scan electrodes and a second detection electrode. The one or more selected detection scan electrodes are selected, in a desired unit, from the plurality of detection scan electrodes, to be supplied with a selection pulse, and each of the first and the second detection electrodes is selected from the plurality of detection electrodes.

公开(公告)号：US11536991B2

公开(公告)日：2022-12-27

申请号：US17302875

申请日：2021-05-14

Applicant: Japan Display Inc.

Inventor： Takayuki Nakanishi

IPC: G02F1/01 ,  G02F1/137 ,  G02B27/01 ,  G02F1/1335 ,  B60K35/00

Abstract: According to one embodiment, a display device includes an illumination device, a display panel modulating light from the illumination device and emitting image light, a polarized light modulation element transmitting the image light from the display panel and diffusing external light, and a magnification mirror magnifying an image by the image light transmitted through the polarized light modulation element. The polarized light modulation element is a liquid crystal lens including a first substrate, a second substrate, a liquid crystal layer held between the first substrate and the second substrate, and a first control electrode and a second control electrode applying voltage to the liquid crystal layer.

公开(公告)号：US11249335B2

公开(公告)日：2022-02-15

申请号：US17167087

申请日：2021-02-04

Applicant: Japan Display Inc.

Inventor： Koji Yoshida ,  Hirofumi Ohira ,  Soichiro Ohama ,  Naoki Takada ,  Takayuki Nakanishi

IPC: G02F1/1333 ,  G02F1/1343 ,  G02F1/137 ,  G02F1/155 ,  G02F1/163

Abstract: The display device includes a display panel and a front surface panel that is superimposed with the display panel, and that is switched between a reflective state in which incident light is reflected and a transmissive state in which incident light is transmitted. The front surface panel can detect presence of an object to be detected.

公开(公告)号：US11009733B2

公开(公告)日：2021-05-18

申请号：US16423980

申请日：2019-05-28

Applicant: Japan Display Inc.

Inventor： Koji Ishizaki ,  Kouji Noguchi ,  Tsutomu Harada ,  Takeya Takeuchi ,  Yoshitoshi Kida ,  Takayuki Nakanishi

IPC: G06F3/041 ,  G02F1/1333 ,  G06F3/044 ,  G09G3/36

Abstract: A detection device includes a plurality of drive electrodes, wherein: in a first mode, a first drive electrode block including a first number of the drive electrodes are supplied with a first drive signal; in a second mode, a second drive electrode block including a second number of the drive electrodes are supplied with a second drive signal; and the first number is different from the second number.

公开(公告)号：US10788720B2

公开(公告)日：2020-09-29

申请号：US15975920

申请日：2018-05-10

Applicant: Japan Display Inc.

Inventor： Tatsuya Yata ,  Takayuki Nakanishi ,  Takeo Koito

IPC: G02F1/1343 ,  G02F1/1368 ,  G02F1/1362 ,  G02F1/1335 ,  G02F1/1337 ,  H01L27/12 ,  G02F1/1339 ,  G02F1/137 ,  G02F1/29 ,  G02F1/1347

Abstract: According to one embodiment, a display device includes a display panel including a reflective layer, a liquid crystal element opposing the display panel and a controller that controls the liquid crystal element. The liquid crystal element includes a first substrate, a second substrate, a liquid crystal layer, a first control electrode, a second control electrode, a third control electrode, and a fourth control electrode. The controller applies a first voltage for forming a first lens of a first shape, to the first control electrode and the second control electrode, and a second voltage for forming a second lens of a second shape, to the third control electrode and the fourth control electrode. The first shape is different from the second shape.