-
公开(公告)号：US09335882B2
公开(公告)日：2016-05-10
申请号：US14703462
申请日：2015-05-04
Applicant: Japan Display Inc.
Inventor： Hayato Kurasawa , Makoto Hayashi , Naosuke Furutani
CPC classification number: G06F3/0416 , G02F1/13338 , G02F1/1339 , G06F3/0412 , G06F3/044 , G06F3/047 , G09G5/006 , G09G2300/0426
Abstract: According to an aspect, a display device with a touch sensor has a display function and a touch sensor function. The display device includes: a panel unit that comprises a first substrate, a second substrate, and a display function layer between the first substrate and the second substrate; a first electrode on the first substrate; a second electrode on the second substrate; a third electrode on the second substrate; and a capacitor for the touch sensor function. The capacitor is formed between either of the first electrode and the second electrode and the third electrode, or between both the first electrode and the second electrode and the third electrode. The frame portion outside the display area comprises, on the first substrate side thereof, a peripheral circuit, and the second electrode is provided in a position more distant upward from the peripheral circuit than the first electrode.
-
公开(公告)号：US20140292677A1
公开(公告)日：2014-10-02
申请号：US14182432
申请日：2014-02-18
Applicant: Japan Display Inc.
Inventor： Michio Yamamoto , Jouji Yamada , Hirofumi Nakagawa , Kohei Azumi , Makoto Hayashi , Hiroshi Mizuhashi , Kozo Ikeno , Yoshitoshi Kida
IPC: G06F3/041
CPC classification number: G06F3/0412 , G06F3/0416 , G06F3/044
Abstract: According to one embodiment, an electronic device includes a display device includes a plurality of first electrodes arranged in a matrix form, second electrodes opposite to the first electrodes, the second electrodes including a plurality of electrode patterns extending in a first direction and aligned in a second direction to cross the first direction, and third electrodes opposite to the second electrodes, the third electrodes including a plurality of electrode patterns extending in the second direction and aligned in the first direction, a display driver applying a sensor drive signal to the second electrodes, a detection circuit transmitting a detection data including physical quantity data detected from the plurality of electrode patterns of the third electrodes at each time when the sensor drive signal is applied to the second electrodes, and an application processor processing the detection data received from the detection circuit.
Abstract translation: 根据一个实施例，电子设备包括显示设备，其包括以矩阵形式布置的多个第一电极，与第一电极相对的第二电极，第二电极包括沿第一方向延伸并对齐于第一电极的多个电极图案 与第二电极相对的第二方向，第三电极包括沿第二方向延伸并沿第一方向排列的多个电极图案;显示驱动器，将传感器驱动信号施加到第二电极 检测电路，其在将传感器驱动信号施加到第二电极的每个时间发送包括从第三电极的多个电极图案检测到的物理量数据的检测数据，以及处理从检测接收到的检测数据的应用处理器 电路。
-
公开(公告)号：US12223139B2
公开(公告)日：2025-02-11
申请号：US18534214
申请日：2023-12-08
Applicant: Japan Display Inc.
Inventor： Naosuke Furutani , Hayato Kurasawa , Makoto Hayashi
IPC: G06F3/041 , G02F1/1333 , G02F1/1335 , G02F1/1337 , G02F1/1343 , G02F1/1362 , G06F3/044 , G09G3/36 , 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.
-
公开(公告)号：US11487385B1
公开(公告)日：2022-11-01
申请号：US17723712
申请日：2022-04-19
Applicant: Japan Display Inc.
Inventor： Yuto Kakinoki , Takaaki Kono , Makoto Hayashi
IPC: G06F3/041 , G06F3/044 , G06F3/039 , G06F3/0362 , G06F3/02
Abstract: An input detection system includes a detection device including a plurality of sensor electrodes arrayed in a detection region, an input support device including an LC circuit, a first electrode coupled to one end side of the LC circuit, and a second electrode coupled to another end side of the LC circuit, and a control circuit including a drive signal supply circuit supplying a drive signal to the sensor electrodes and an adjustment circuit coupled to the sensor electrodes. The adjustment circuit adjusts a circuit constant that is added to a capacitance between the sensor electrode and the first electrode or the second electrode facing the sensor electrode.
-
公开(公告)号：US11347362B2
公开(公告)日：2022-05-31
申请号：US16781470
申请日：2020-02-04
Applicant: Japan Display Inc.
Inventor： Hayato Kurasawa , Makoto Hayashi , Naosuke Furutani
IPC: G06F3/00 , G06F3/044 , G06F3/041 , G02F1/1333 , G06F3/047 , G09G5/00 , G02F1/1339
Abstract: According to an example aspect, an electronic device comprises a substrate, pixels on the substrate, a first electrode overlapping the pixels in a plan view, and a second electrode overlapping an edge of the first electrode in a plan view. The first electrode has a first region that overlaps the second electrode in a plan view and a second region that does not overlap the second electrode in a plan view.
-
Patent Agency Ranking
公开(公告)号：US10915202B2
公开(公告)日：2021-02-09
申请号：US16573442
申请日：2019-09-17
Applicant: Japan Display Inc.
Inventor： Naosuke Furutani , Hayato Kurasawa , Makoto Hayashi
IPC: G06F3/045 , G06F3/041 , G06F3/044 , G02F1/1333 , G09G3/36 , G02F1/1335 , G02F1/1337 , G02F1/1343 , G02F1/1362 , 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.
-
公开(公告)号：US10671226B2
公开(公告)日：2020-06-02
申请号：US15940085
申请日：2018-03-29
Applicant: Japan Display Inc.
Inventor： Makoto Hayashi
Abstract: A touch-sensor-equipped display device has: a panel unit including a screen area in which units of detection constituting a touch-sensor function and pixels constituting a display function are formed in a matrix pattern; a plurality of shared electrodes which are formed in the screen area, parallel to an X-direction, and for both display drive and touch drive; a plurality of common electrodes for display drive which are parallel to the X-direction and respectively alternately disposed with the plurality of respective shared electrodes in a Y-direction; a plurality of detection electrodes which are parallel to the Y-direction and intersecting with the plurality of shared electrodes and the plurality of common electrodes; and the units of detection corresponding to respective capacitors formed by intersections of the plurality of shared electrodes and the plurality of detection electrodes.
-
公开(公告)号：US10592059B2
公开(公告)日：2020-03-17
申请号：US16005033
申请日：2018-06-11
Applicant: Japan Display Inc.
Inventor： Hayato Kurasawa , Makoto Hayashi , Naosuke Furutani
IPC: G06F3/047 , G06F3/041 , G06F3/044 , G02F1/1333 , G09G5/00 , G02F1/1339
Abstract: According to an aspect, a display device with a touch sensor has a display function and a touch sensor function. The display device includes: a panel unit that comprises a first substrate, a second substrate, and a display function layer between the first substrate and the second substrate; a first electrode on the first substrate; a second electrode on the second substrate; a third electrode on the second substrate; and a capacitor for the touch sensor function. The capacitor is formed between either of the first electrode and the second electrode and the third electrode, or between both the first electrode and the second electrode and the third electrode. The frame portion outside the display area comprises, on the first substrate side thereof, a peripheral circuit, and the second electrode is provided in a position more distant upward from the peripheral circuit than the first electrode.
-
公开(公告)号：US20190138146A1
公开(公告)日：2019-05-09
申请号：US16238833
申请日：2019-01-03
Applicant: Japan Display Inc.
Inventor： Kohei AZUMI , Hidetoshi Komatsu , Jin Ota , Hiroshi Mizuhashi , Makoto Hayashi
CPC classification number: G06F3/0416 , G06F3/0412 , G06F3/044 , G09G3/3648 , G09G3/3655 , G09G2310/0286 , G11C19/28
Abstract: According to one embodiment, the touch drive device includes a plurality of drive electrodes arranged side by side to extend in a single direction, a detection electrode which extends in a direction crossing the direction in which the drive electrodes extend, and generates capacitances at intersections of the detection electrode and the drive electrodes, and a driver (DDI) which groups the drive electrodes into a plurality of drive electrode portions each including at least one drive electrode, and performs a touch scanning drive by supplying a touch drive signal (TSVCOM) having a pulse waveform for detection of a closely situated external object to a target drive electrode portion which is a selected one of the drive electrode portions. The number of the drive electrodes included in each of the drive electrode portions and the target drive electrode portion to which the touch drive signal. (TSVCOM) is supplied can be designated.
-
公开(公告)号：US10216324B2
公开(公告)日：2019-02-26
申请号：US15692727
申请日：2017-08-31
Applicant: Japan Display Inc.
Inventor： Kohei Azumi , Hidetoshi Komatsu , Jin Ota , Hiroshi Mizuhashi , Makoto Hayashi
Abstract: According to one embodiment, the touch drive device includes a plurality of drive electrodes arranged side by side to extend in a single direction, a detection electrode which extends in a direction crossing the direction in which the drive electrodes extend, and generates capacitances at intersections of the detection electrode and the drive electrodes, and a driver (DDI) which groups the drive electrodes into a plurality of drive electrode portions each including at least one drive electrode, and performs a touch scanning drive by supplying a touch drive signal (TSVCOM) having a pulse waveform for detection of a closely situated external object to a target drive electrode portion which is a selected one of the drive electrode portions. The number of the drive electrodes included in each of the drive electrode portions and the target drive electrode portion to which the touch drive signal (TSVCOM) is supplied can be designated.
-
-
-
-
-
-
-
-
-
Search Results
62
records
(took 0.027 seconds)
