公开(公告)号：US20190018999A1

公开(公告)日：2019-01-17

申请号：US16135775

申请日：2018-09-19

Applicant: Japan Display Inc.

Inventor： Toshinori Uehara ,  Yoshitoshi Kida ,  Hiroshi Mizuhashi ,  Hayato Kurasawa ,  Yuji Suzuki ,  Shoji Hinata ,  Toshiya Yamazaki

IPC: G06K9/00 ,  G06F3/0354 ,  G06F3/041 ,  G06F3/044 ,  G06F21/32

Abstract: A display panel including a display function layer displaying an image in a display area, a cover member including a first face and a second face disposed on an opposite side of the first face and faces the display panel, and a fingerprint sensor including a plurality of first detection electrodes disposed in a sensor base and configured to detect unevenness of an object brought into contact with or approaching the first face of the cover member, a shield electrode disposed to face the plurality of first detection electrodes and configured to suppress a change in capacitance between the first detection electrodes and the shield electrode, and switching elements disposed in correspondence with the first detection electrodes, the fingerprint sensor being arranged between the cover member and the display panel and arranged to overlap with the display area when viewed in a direction perpendicular to the first face are included.

公开(公告)号：US20180260073A1

公开(公告)日：2018-09-13

申请号：US15978890

申请日：2018-05-14

Applicant: Japan Display Inc.

Inventor： Koji Noguchi ,  Yoshitoshi Kida ,  Kohei Azumi ,  Takayuki Nakanishi ,  Hiroshi Mizuhashi

IPC: G06F3/041 ,  G02F1/1368 ,  G02F1/1335 ,  G06F3/044 ,  G02F1/1333 ,  G02F1/1362 ,  G02F1/1343 ,  G02F1/1337

CPC classification number: G06F3/0416 ,  G02F1/13338 ,  G02F1/133514 ,  G02F1/133528 ,  G02F1/133707 ,  G02F1/134336 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/133302 ,  G02F2201/123 ,  G06F3/0412 ,  G06F3/044 ,  G06F2203/04108

Abstract: A display device including a display section having a plurality of pixel electrodes; and a plurality of drive electrodes extending in a first direction and arranged side-by-side in a second direction. Each of the drive electrodes has a width in the second direction corresponding to a size of the two or more pixel electrodes, and has one or more slits extending in the first direction.

公开(公告)号：US20180150159A1

公开(公告)日：2018-05-31

申请号：US15884509

申请日：2018-01-31

Applicant: Japan Display Inc.

Inventor： Koji Noguchi ,  Yoshitoshi Kida

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

CPC classification number: G06F3/044 ,  G02F1/13338 ,  G06F3/0416

Abstract: A display apparatus with a substrate having a long side and a short side, a plurality of driving electrodes arranged on the substrate parallel to the long side of the substrate, a plurality of touch detection electrodes arranged on the substrate parallel to the short side of the substrate, a control unit electrically coupled to each of the plurality of driving electrodes and which sequentially drives the plurality of driving electrodes, and a detection unit electrically coupled to each of the touch detection electrodes.

公开(公告)号：US20180129327A1

公开(公告)日：2018-05-10

申请号：US15698712

申请日：2017-09-08

Applicant: Japan Display Inc.

Inventor： Hayato Kurasawa ,  Mitsuhide Miyamoto ,  Hiroshi Mizuhashi ,  Takayuki Nakanishi ,  Shuji Hayashi ,  Yoshitoshi Kida

IPC: G06F3/041 ,  G06F3/044 ,  G09G3/3233 ,  H01L27/32 ,  H01L51/52

Abstract: A display device includes a plurality of sub pixels; a plurality of first electrodes, the sub pixel including the first electrode; a plurality of second electrodes, the second electrode being provided commonly for at least one row pixel group, the row pixel group including sub pixels arrayed in a line in a first direction, the plurality of second electrodes being arrayed in a second direction; a light emitting layer between the first electrode and the second electrode, the sub pixel including the light emitting layer; an output transistor connected with the first electrode, the output transistor capable of blocking supply of an electric current to the first electrode, the light emitting layer, and the second electrode; and a plurality of third electrodes facing the second electrodes, the third electrode and the second electrode forming capacitance, the third electrode being connected with a plurality of output terminals respectively.

公开(公告)号：US09952701B2

公开(公告)日：2018-04-24

申请号：US15819075

申请日：2017-11-21

Applicant: Japan Display Inc.

Inventor： Hayato Kurasawa ,  Hiroshi Mizuhashi ,  Yoshitoshi Kida

IPC: G06F3/041 ,  G02F1/1343 ,  G02F1/1333 ,  G06F3/044

CPC classification number: G06F3/0412 ,  G02F1/13338 ,  G02F1/134309 ,  G02F2201/121 ,  G02F2201/123 ,  G06F3/0416 ,  G06F3/044 ,  G06F2203/04107 ,  G06F2203/04108

Abstract: A sensor-equipped display device includes a display panel comprising a common electrode; a sensor comprising a plurality of detection electrodes extending in a first direction and arranged in a second direction crossing the first direction, each of the detection electrodes including a first electrode and a second electrode which are opposed to the common electrode, are divided and extend in the first direction, each of the first electrode and the second electrode including a gradient in width in the first direction in the detection electrode, the gradient in width of the first electrode and the gradient in width of the second electrode being inclined in opposite directions; and a controller configured to effect switching to either a first mode or a second mode, and to control driving of the common electrode and the detection electrodes, wherein the sensor further comprises a dummy electrode disposed between neighboring detection electrodes.

公开(公告)号：US20180019432A1

公开(公告)日：2018-01-18

申请号：US15626286

申请日：2017-06-19

Applicant: Japan Display Inc.

Inventor： Hayato Kurasawa ,  Mitsuhide Miyamoto ,  Hiroshi Mizuhashi ,  Takayuki Nakanishi ,  Shuji Hayashi ,  Yoshitoshi Kida

IPC: H01L51/50 ,  G02F1/1362 ,  G02F1/1333 ,  G02F1/03

Abstract: A display device includes a plurality of sub pixels; a plurality of first electrodes, the sub pixel having the plurality of first electrodes; a plurality of second electrodes, the second electrode being provided commonly for at least one row pixel group, the row pixel group including sub pixels arrayed in a line in a first direction among the plurality of sub pixels, the plurality of second electrodes being arrayed in a second direction crossing the first direction; a light emitting layer between the first electrode and the second electrode, the sub pixel having the light emitting layer; and a plurality of third electrodes facing the second electrodes, the third electrodes and the second electrodes forming capacitances, the third electrodes being connected with a plurality of output terminals respectively.

公开(公告)号：US09823776B2

公开(公告)日：2017-11-21

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

IPC: G06F3/041 ,  G06F3/044

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.

公开(公告)号：US20170315660A1

公开(公告)日：2017-11-02

申请号：US15468114

申请日：2017-03-24

Applicant: Japan Display, Inc

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

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

CPC classification number: G06F3/0416 ,  G02F1/13338 ,  G06F3/0412 ,  G06F3/044 ,  G09G3/3614 ,  G09G3/3696 ,  G09G2310/06

Abstract: A capacitance-type touch panel, allowing disturbance noise and touch detection time to be reduced and having a simple configuration, is provided. The capacitance-type touch panel including: a plurality of drive electrodes each having a strip shape; a drive control circuit performing control such that a drive signal for touch detection is selectively applied to the drive electrodes; a plurality of touch detection electrodes arranged to intersect with the drive electrodes in such a manner that capacitance is formed in each intersecting part, and each outputting a detection signal in synchronization with the drive signal; and a detection circuit detecting an external proximity object based on the detection signal. The drive control circuit controls application of the drive signal in such a manner that the detection signal is a polarity-alternating signal including a positive-negative asymmetrical signal component which is due to presence of the external proximity object.

公开(公告)号：US09557873B2

公开(公告)日：2017-01-31

申请号：US14878755

申请日：2015-10-08

Applicant: Japan Display Inc.

Inventor： Makoto Hayashi ,  Jouji Yamada ,  Hirofumi Nakagawa ,  Michio Yamamoto ,  Kohei Azumi ,  Hiroshi Mizuhashi ,  Kozo Ikeno ,  Yoshitoshi Kida

IPC: G06F3/041 ,  G06F3/044 ,  G06F3/0484 ,  G06F3/0488 ,  G06F3/048

CPC classification number: G06F3/0418 ,  G06F3/0412 ,  G06F3/0416 ,  G06F3/044 ,  G06F3/04845 ,  G06F3/04886 ,  G06F2203/04108

Abstract: A sensor-integrated display panel including an operation surface for performing an input operation and an image display surface which are formed integrally with a sensor as one piece. A data transfer device supplies the sensor-integrated display panel with a drive signal for driving the sensor and outputs sensing data corresponding to a potential of a sensor signal output from the sensor. A contact electrode is provided in a frame formed around the sensor-integrated display panel to vary the potential of the sensor signal when a conductor touches or does not touch to the frame. An application executing device receives and analyzes the sensing data and generates a signal to select an operating function in accordance with an analysis result.

Abstract translation: 一种传感器集成显示面板，包括用于执行输入操作的操作表面和与传感器一体地形成为一体的图像显示表面。 数据传输装置向传感器集成显示面板提供用于驱动传感器的驱动信号，并输出与从传感器输出的传感器信号的电位相对应的感测数据。 接触电极设置在形成在传感器集成显示面板周围的框架中，以在导体接触或不接触框架时改变传感器信号的电位。 应用执行装置接收并分析感测数据，并根据分析结果生成用于选择操作功能的信号。

公开(公告)号：US09495044B2

公开(公告)日：2016-11-15

申请号：US13743024

申请日：2013-01-16

Applicant: Japan Display Inc.

Inventor： Yoshitoshi Kida ,  Koji Noguchi ,  Koji Ishizaki ,  Kohei Azumi

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/044 ,  G06F3/0412 ,  G06F3/0416

Abstract: An image display device includes: a first substrate which has a first surface and a second surface facing the first surface; a second substrate which has a first surface and a second surface facing the first surface, the first surface being arranged to face the second surface of the first substrate, and is made of a transparent material; and an image display layer which is arranged between the first substrate and the second substrate, wherein a driving electrode is provided on the first surface of the second substrate, a plurality of first detection electrodes are provided on the second surface of the second substrate, a second detection electrode is provided on the first substrate, the first detection electrodes and the driving electrode constitute a capacitance-type first touch panel unit, and the second detection electrode and the driving electrode constitute a capacitance-type second touch panel unit.

Abstract translation: 图像显示装置包括：第一基板，其具有第一表面和与第一表面相对的第二表面; 第二基板，其具有第一表面和面向第一表面的第二表面，第一表面布置成面对第一基板的第二表面，并且由透明材料制成; 以及布置在第一基板和第二基板之间的图像显示层，其中驱动电极设置在第二基板的第一表面上，多个第一检测电极设置在第二基板的第二表面上， 第二检测电极设置在第一基板上，第一检测电极和驱动电极构成电容型第一触摸面板单元，第二检测电极和驱动电极构成电容式第二触摸面板单元。