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公开(公告)号:US10068538B2
公开(公告)日:2018-09-04
申请号:US14795565
申请日:2015-07-09
Applicant: Japan Display Inc.
Inventor: Chihiro Tanaka , Toshihiko Tanaka , Toshinori Uehara
IPC: G09G3/36
Abstract: According to an aspect, a display device comprising: a display unit; a plurality of electrodes arranged side by side in a first direction along a display surface of the display unit; a detecting unit that detects one of an electric resistance of the electrodes, a voltage, and a current; and a specifying unit that specifies temperature distribution of the display surface based on the one of the electric resistance of the electrodes, the voltage, and the current. The electrodes are tapered in a second direction along the display surface and orthogonal to the first direction, and the electrodes include a first electrode tapered toward one side in the second direction and a second electrode tapered toward the other side opposite to the one side. The first and second electrodes are alternately arranged side by side in the first direction.
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公开(公告)号:US20160202525A1
公开(公告)日:2016-07-14
申请号:US14992662
申请日:2016-01-11
Applicant: Japan Display Inc.
Inventor: Chihiro Tanaka , Koji Noguchi , Naosuke Furutani , Toshihiko Tanaka
IPC: G02F1/1333 , G02F1/1343 , G02F1/1335
CPC classification number: G02F1/13338 , G02F2202/22 , G02F2202/28
Abstract: According to one embodiment, a display device includes a display panel including a first surface and a second surface on an opposite side to the first surface, configured to display an image on the second surface, a cover glass includes a third surface and a fourth surface on an opposite side to the third surface, the third surface facing the second surface of the display panel, an adhesive layer configured to fix the display panel and the cover glass to each other and an optical film fixed to the fourth surface of the cover glass.
Abstract translation: 根据一个实施例,显示装置包括:显示面板,包括第一表面和与第一表面相反的一侧的第二表面,被配置为在第二表面上显示图像,盖玻璃包括第三表面和第四表面 在与第三表面相对的第三表面上,面向显示面板的第二表面的第三表面,被配置为将显示面板和盖玻璃彼此固定的粘合剂层和固定到盖玻璃的第四表面的光学膜 。
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公开(公告)号:US12039118B2
公开(公告)日:2024-07-16
申请号:US18135856
申请日:2023-04-18
Applicant: JAPAN DISPLAY INC.
Inventor: Chihiro Tanaka , Naoki Takada , Toshihiko Tanaka , Hayato Kurasawa , Koji Ishizaki , Tatsuya Wakimoto , Masaki Miyatake
IPC: G06F3/041 , G02F1/1333 , G02F1/1343 , G06F3/044 , G02F1/1339
CPC classification number: G06F3/0412 , G02F1/133345 , G02F1/13338 , G02F1/134309 , G06F3/04164 , G06F3/04184 , G06F3/0445 , G06F3/0446 , G02F1/1339 , G06F2203/04107 , G06F2203/04111
Abstract: According to one embodiment, a touch detection device includes first detection electrodes in a detection area, second detection electrodes in the detection area, extending to intersect the first detection electrodes, first control lines connected to the first detection electrodes, respectively, and provided in a non-detection area, and second control lines connected to the second detection electrodes, respectively, and provided in the non-detection area. The second control lines overlap the first control lines at a plurality of positions as seen in plan view, such that areas of overlapping portions in which the first control lines overlap the second control lines are substantially equalized.
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公开(公告)号:US11442568B2
公开(公告)日:2022-09-13
申请号:US17328409
申请日:2021-05-24
Applicant: Japan Display Inc.
Inventor: Hayato Kurasawa , Toshihiko Tanaka , Naoki Takada , Chihiro Tanaka , Koji Ishizaki
IPC: G06F3/045 , G06F3/041 , G02F1/1343 , G02F1/1333 , G06F3/044 , G02F1/133
Abstract: A sensor device is provided and includes electrodes each including first parts and a second part connected to the first parts, the first parts each extending in a first direction, the second part extending in a second direction different from the first direction; and a lead line including a third part connected to the second part and a fourth part connected to the third part, the third part extending in the first direction, the fourth part extending in a third direction different from the first direction, wherein the electrodes are arranged in the second direction, the second part is located between the lead line and the first parts, and the third part is located between the second part and the fourth part.
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公开(公告)号:US10606390B2
公开(公告)日:2020-03-31
申请号:US15799306
申请日:2017-10-31
Applicant: Japan Display Inc.
Inventor: Chihiro Tanaka , Naoki Takada , Toshihiko Tanaka , Hayato Kurasawa , Koji Ishizaki , Tatsuya Wakimoto , Masaki Miyatake
IPC: G06F3/041 , G06F3/044 , G02F1/1333 , G02F1/1343 , G02F1/1339
Abstract: According to one embodiment, a touch detection device includes first detection electrodes in a detection area, second detection electrodes in the detection area, extending to intersect the first detection electrodes, first control lines connected to the first detection electrodes, respectively, and provided in a non-detection area, and second control lines connected to the second detection electrodes, respectively, and provided in the non-detection area. The second control lines overlap the first control lines at a plurality of positions as seen in plan view, such that areas of overlapping portions in which the first control lines overlap the second control lines are substantially equalized.
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公开(公告)号:US10466825B2
公开(公告)日:2019-11-05
申请号:US16207601
申请日:2018-12-03
Applicant: Japan Display Inc.
Inventor: Hayato Kurasawa , Toshihiko Tanaka , Naoki Takada , Chihiro Tanaka , Koji Ishizaki
IPC: G06F3/045 , G06F3/041 , G06F3/044 , G02F1/133 , G02F1/1333 , G02F1/1343
Abstract: According to one embodiment, a sensor-equipped display device includes a display panel which includes a sensor driving electrode disposed in a display area for displaying an image, detection electrodes each including a body portion opposed to the sensor driving electrode in the display area and a broadened portion connected to the body portion and formed to be wider than the body portion, and a lead line disposed in a non-display area outside the display area and electrically connected to the broadened portion. The broadened portion is disposed in the non-display area without being overlaid on the display area in planar view.
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公开(公告)号:US10133106B2
公开(公告)日:2018-11-20
申请号:US14935613
申请日:2015-11-09
Applicant: Japan Display Inc.
Inventor: Naosuke Furutani , Atsushi Nakamura , Osamu Ishige , Koji Noguchi , Chihiro Tanaka
IPC: G02F1/1335 , G02F1/1333 , G06F3/044
Abstract: An image quality of a display device is improved. The display device includes: a display unit having a display functional layer; a cover member having a front surface and a back surface positioned on an opposite side of the front surface and covering the display unit; and a polarizing plate having a front surface so as to oppose the back surface of the cover member through a space spreading along the back surface of the cover member. Also, a reflection suppressing layer reducing reflected light which is visually recognized on the display surface side is formed on either one of the back surface of the cover member and the front surface of the polarizing plate.
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公开(公告)号:US11669187B2
公开(公告)日:2023-06-06
申请号:US17940169
申请日:2022-09-08
Applicant: Japan Display Inc.
Inventor: Hayato Kurasawa , Toshihiko Tanaka , Naoki Takada , Chihiro Tanaka , Koji Ishizaki
IPC: G06F3/045 , G06F3/041 , G02F1/1343 , G02F1/1333 , G06F3/044 , G02F1/133
CPC classification number: G06F3/0412 , G02F1/133 , G02F1/1343 , G02F1/13338 , G06F3/0445 , G06F3/0446 , G06F3/04164
Abstract: A sensor device is provided and includes detection electrodes each having a mesh shape; and lead lines each including a first part and a second part, wherein the detection electrodes are connected to the lead linens, respectively, the first part has a first end and a second end opposed to the first end, and extends in a first direction, the second part extends in a second direction different from the first direction, the first part is connected to a corresponding one of the detection electrodes at the first end and connected to the second part at the second end, and a width of the first part is different from a width of the second part.
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公开(公告)号:US11662849B2
公开(公告)日:2023-05-30
申请号:US17690122
申请日:2022-03-09
Applicant: JAPAN DISPLAY INC.
Inventor: Chihiro Tanaka , Naoki Takada , Toshihiko Tanaka , Hayato Kurasawa , Koji Ishizaki , Tatsuya Wakimoto , Masaki Miyatake
IPC: G06F3/041 , G06F3/044 , G02F1/1333 , G02F1/1343 , G02F1/1339
CPC classification number: G06F3/0412 , G02F1/13338 , G02F1/133345 , G02F1/134309 , G06F3/0445 , G06F3/0446 , G06F3/04164 , G06F3/04184 , G02F1/1339 , G06F2203/04107 , G06F2203/04111
Abstract: According to one embodiment, a touch detection device includes first detection electrodes in a detection area, second detection electrodes in the detection area, extending to intersect the first detection electrodes, first control lines connected to the first detection electrodes, respectively, and provided in a non-detection area, and second control lines connected to the second detection electrodes, respectively, and provided in the non-detection area. The second control lines overlap the first control lines at a plurality of positions as seen in plan view, such that areas of overlapping portions in which the first control lines overlap the second control lines are substantially equalized.
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公开(公告)号:US11475859B2
公开(公告)日:2022-10-18
申请号:US17213935
申请日:2021-03-26
Applicant: Japan Display Inc.
Inventor: Kohei Kinoshita , Chihiro Tanaka
IPC: G09G3/36 , G06F3/041 , G02F1/1362 , G02F1/1368
Abstract: A display device includes: pixel electrodes including a first pixel electrode and a second pixel electrode adjacent to the first pixel electrode in a first direction; switching elements including a first switching element coupled to the first pixel electrode and a second switching element coupled to the second pixel electrode; gate lines including a first gate line coupled to the first switching element and a second gate line coupled to the second switching element; a gate driver supplying a gate signal to the gate lines; and drive electrodes including a first drive electrode and a second drive electrode adjacent to the first drive electrode in the first direction. The first drive electrode overlaps the first and second pixel electrodes, and the second gate line. The second drive electrode overlaps the first gate line. The gate driver supplies the gate signal to the first and second gate lines simultaneously.
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