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公开(公告)号：US20230185404A1
公开(公告)日：2023-06-15
申请号：US18109535
申请日：2023-02-14
Applicant: Japan Display Inc.
Inventor： Naosuke FURUTANI , Hayato KURASAWA , Makoto HAYASHI
IPC: G06F3/041 , G02F1/1333 , G06F3/044 , G09G3/36 , G02F1/1335 , G02F1/1337 , G02F1/1343 , G02F1/1362
CPC classification number: G06F3/04166 , G02F1/13338 , G06F3/0445 , G06F3/0446 , G06F3/0416 , G06F3/044 , G06F3/0412 , G09G3/3607 , G09G3/3648 , G02F1/133514 , G02F1/133707 , G02F1/134309 , G02F1/13439 , G02F1/136286 , G06F2203/04103 , G02F1/133302 , G02F1/134318 , G09G2300/0426 , G09G2330/02 , G02F1/133345 , G02F1/136213 , G02F1/1368
Abstract: A display device with a touch sensor having a display function and a touch sensor function is provided. The display device includes a first substrate including a pixel electrode; a first electrode along a first direction; and a second substrate including a second electrode that includes patterns of electrodes along a second direction crossing the first direction and that faces the first electrode and the pixel electrode, wherein upon the display function being activated, the pixel electrode is supplied with a pixel signal, and the second electrode is supplied with common voltage, and upon the touch sensor function being activated, the first electrode is applied with a first signal and the second electrode is configured to receive the first signal to be a second signal as a touch detecting signal.
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公开(公告)号：US20220113812A1
公开(公告)日：2022-04-14
申请号：US17496137
申请日：2021-10-07
Applicant: Japan Display Inc.
Inventor： Yuto KAKINOKI , Makoto HAYASHI , Takaaki KONO
Abstract: An input detection system includes a plurality of electrodes aligned in a detection region, a drive signal supply circuit configured to supply a drive signal to the electrodes, a detection circuit configured to detect signals from the electrodes, an input support device including an LC circuit and a first electrode and a second electrode coupled to the LC circuit and arranged so as to overlap with the electrodes, a first calculation circuit configured to detect the input support device based on an output signal output from the detection circuit, and a second calculation circuit configured to detect a detection target different from the input support device based on the output signal.
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公开(公告)号：US20210157468A1
公开(公告)日：2021-05-27
申请号：US17165596
申请日：2021-02-02
Applicant: Japan Display Inc.
Inventor： Naosuke FURUTANI , Hayato KURASAWA , Makoto HAYASHI
IPC: G06F3/041 , G02F1/1333 , G06F3/044 , G09G3/36 , G02F1/1335 , G02F1/1337 , G02F1/1343 , G02F1/1362
Abstract: A display device with a touch sensor having a display function and a touch sensor function is provided. The display device includes a first substrate including a pixel electrode; a first electrode along a first direction; and a second substrate including a second electrode that includes patterns of electrodes along a second direction crossing the first direction and that faces the first electrode and the pixel electrode, wherein upon the display function being activated, the pixel electrode is supplied with a pixel signal, and the second electrode is supplied with common voltage, and upon the touch sensor function being activated, the first electrode is applied with a first signal and the second electrode is configured to receive the first signal to be a second signal as a touch detecting signal.
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公开(公告)号：US20210004111A1
公开(公告)日：2021-01-07
申请号：US17025456
申请日：2020-09-18
Applicant: Japan Display Inc.
Inventor： Daisuke ITO , Hiroshi MIZUHASHI , Makoto HAYASHI , Yasuyuki TERANISHI , Tadayoshi KATSUTA
IPC: G06F3/041 , G02F1/133 , G02F1/1343 , G06F3/044 , G09G3/36
Abstract: A touch detection device is provided and includes driving electrodes for detecting an external proximity object, extending in first direction and arranged in second direction; first voltage line extending in second direction; second voltage line extending in second direction; third voltage line extending in second direction, third voltage line being narrower in than first voltage line and second voltage line in width; and switching circuit for electrically connecting driving electrodes and first voltage line, second voltage line, or third voltage line.
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公开(公告)号：US20200012380A1
公开(公告)日：2020-01-09
申请号：US16573442
申请日：2019-09-17
Applicant: Japan Display Inc.
Inventor： Naosuke FURUTANI , Hayato KURASAWA , Makoto HAYASHI
IPC: G06F3/041 , G06F3/044 , G02F1/1333 , G09G3/36 , G02F1/1335 , G02F1/1337 , G02F1/1343 , G02F1/1362
Abstract: A display device with a touch sensor having a display function and a touch sensor function is provided. The display device includes a first substrate including a pixel electrode; a first electrode along a first direction; and a second substrate including a second electrode that includes patterns of electrodes along a second direction crossing the first direction and that faces the first electrode and the pixel electrode, wherein upon the display function being activated, the pixel electrode is supplied with a pixel signal, and the second electrode is supplied with common voltage, and upon the touch sensor function being activated, the first electrode is applied with a first signal and the second electrode is configured to receive the first signal to be a second signal as a touch detecting signal.
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Patent Agency Ranking
公开(公告)号：US20190243490A1
公开(公告)日：2019-08-08
申请号：US16388125
申请日：2019-04-18
Applicant: Japan Display Inc.
Inventor： Hiroshi MIZUHASHI , Makoto HAYASHI , Yasuyuki TERANISHI , Daisuke ITO
Abstract: A display device including: a plurality of pixels arranged in a matrix form and having a first side parallel to a row and a second side opposite to the first side; scanning lines arranged in each row of the pixels to supply a scanning signal to the pixels; signal lines arranged in each column of the pixels to supply an image signal to the pixels; a drive electrode circuit which is arranged along the first side; and a plurality of drive electrodes which are arranged in the direction of column of the pixels and to which a drive signal to detect an object is supplied from the drive electrode circuit, wherein the signal lines transmit the image signal in a display period, and at least one of the signal lines transmits a control signal to control the drive electrode circuit in a touch detection period.
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公开(公告)号：US20180120980A1
公开(公告)日：2018-05-03
申请号：US15856595
申请日：2017-12-28
Applicant: Japan Display Inc.
Inventor： Hiroshi MIZUHASHI , Makoto HAYASHI , Yasuyuki TERANISHI , Daisuke ITO
IPC: G06F3/044
CPC classification number: G06F3/044 , G09G3/3648 , G09G3/3655 , G09G2300/0426
Abstract: A display device includes: a pixel array having pixels arranged in matrix and having a first side parallel to a row and a second side opposite to the first side; scanning lines arranged in each row of the pixel array to supply a scanning signal to the pixels arranged in a corresponding row; signal lines arranged in each column of the pixel array to supply an image signal to the pixels arranged in a corresponding column; drive electrodes arranged in a column of the pixel array and to which a drive signal to detect an external proximate object is supplied; and a first drive electrode circuit arranged along the first side and connected to control lines and the drive electrodes arranged in the pixel array to supply the drive signal to, among the drive electrodes, the drive electrode specified by a selection signal supplied via the control lines.
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公开(公告)号：US20170322668A1
公开(公告)日：2017-11-09
申请号：US15656518
申请日：2017-07-21
Applicant: Japan Display Inc.
Inventor： Naosuke FURUTANI , Hayato KURASAWA , Makoto HAYASHI
IPC: G06F3/041 , G02F1/1335 , G02F1/1337 , G02F1/1343 , G06F3/044 , G09G3/36 , G02F1/1362 , G02F1/1333 , G02F1/1368
CPC classification number: G06F3/0416 , G02F1/133345 , G02F1/13338 , G02F1/133514 , G02F1/133707 , G02F1/134309 , G02F1/13439 , G02F1/136213 , G02F1/136286 , G02F1/1368 , G02F2001/133302 , G02F2001/134318 , G02F2201/121 , G02F2201/123 , G06F3/0412 , G06F3/044 , G06F2203/04103 , G09G3/3607 , G09G3/3648 , G09G2300/0426 , G09G2330/02
Abstract: A display device with a touch sensor having a display function and a touch sensor function is provided. The display device includes a first substrate including a pixel electrode; a first electrode along a first direction; and a second substrate including a second electrode that includes patterns of electrodes along a second direction crossing the first direction and that faces the first electrode and the pixel electrode, wherein upon the display function being activated, the pixel electrode is supplied with a pixel signal, and the second electrode is supplied with common voltage, and upon the touch sensor function being activated, the first electrode is applied with a first signal and the second electrode is configured to receive the first signal to be a second signal as a touch detecting signal.
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公开(公告)号：US20170115815A1
公开(公告)日：2017-04-27
申请号：US15398179
申请日：2017-01-04
Applicant: Japan Display Inc.
Inventor： Yoshitoshi KIDA , Jouji YAMADA , Hirofumi NAKAGAWA , Michio YAMAMOTO , Kohei AZUMI , Makoto HAYASHI , Hiroshi MIZUHASHI , Kozo IKENO
CPC classification number: G06F3/0416 , G06F3/0412 , G06F3/0418 , G06F3/044 , G06F2203/04101 , G09G5/003
Abstract: According to one embodiment, an electronic apparatus, includes a sensor-equipped display device includes a display device and a sensor configured to detect a contact or proximate position, a display driver configured to output an image display signal to the display device and to output a drive signal to the sensor, a detecting circuit configured to generate, based on the information from the sensor, raw data (Raw data) including three-dimensional information of coordinates of a position on the display device and a physical quantity at the coordinates, and an application processor configured to discriminate whether a part of the region in the display area should be further sensed or not, based on the raw data, and if the part of the region is further sensed, to output the range of the display device to be further sensed and the timing of driving the sensor to the display driver.
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公开(公告)号：US20160202820A1
公开(公告)日：2016-07-14
申请号：US14982598
申请日：2015-12-29
Applicant: Japan Display Inc.
Inventor： Daisuke ITO , Hiroshi MIZUHASHI , Makoto HAYASHI , Yasuyuki TERANISHI , Tadayoshi KATSUTA
IPC: G06F3/041 , G06F3/044 , G02F1/1333 , G09G3/36 , G02F1/1343 , G02F1/133
CPC classification number: G06F3/0412 , G02F1/13306 , G02F1/13338 , G02F1/134309 , G06F3/0416 , G06F3/044 , G09G3/3674 , G09G3/3696
Abstract: A liquid crystal display device includes: a liquid crystal element array including liquid crystal display elements arranged in a matrix form; scan lines arranged in each row of the liquid crystal element array and configured to supply scan signals to the liquid crystal display elements arranged in a corresponding row; signal lines arranged in each column of the liquid crystal element array and configured to supply image signals to the liquid crystal display elements arranged in a corresponding column; a plurality of driving electrodes arranged in the liquid crystal element array and supplied with driving signals for detecting an external proximity object; a first voltage line of a first voltage; a second voltage line of a second voltage; and a third voltage line of a third voltage.
Abstract translation: 一种液晶显示装置，包括：液晶显示元件阵列，包括以矩阵形式布置的液晶显示元件; 扫描线布置在液晶元件阵列的每一行中，并被配置为向布置在相应行中的液晶显示元件提供扫描信号; 布置在液晶元件阵列的每列中的信号线，并且被配置为向布置在相应列中的液晶显示元件提供图像信号; 布置在所述液晶元件阵列中并提供有用于检测外部接近物体的驱动信号的多个驱动电极; 第一电压的第一电压线; 第二电压的第二电压线; 和第三电压的第三电压线。
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