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公开(公告)号：US20230017957A1
公开(公告)日：2023-01-19
申请号：US17948745
申请日：2022-09-20
Applicant: Japan Display Inc.
Inventor： Gen KOIDE , Yoshinori AOKI
IPC: H01L25/075 , G09G3/32 , H01L33/62
Abstract: According to an aspect, a display device includes: a substrate; a plurality of pixels provided to the substrate; a light-emitting element and a transistor provided to each of the pixels; an insulating film covering the transistor; a mounting electrode provided on the insulating film and on which the light-emitting element is mounted; and an anode electrode facing at least a part of the mounting electrode and electrically coupled to the transistor. The insulating film has a first groove extending along at least one side of an outer periphery of the mounting electrode in plan view seen from a direction perpendicular to the substrate. The mounting electrode is coupled to the anode electrode in a linear part along an extending direction of the first groove at a bottom surface of the first groove.
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公开(公告)号：US20210210474A1
公开(公告)日：2021-07-08
申请号：US17212100
申请日：2021-03-25
Applicant: Japan Display Inc.
Inventor： Masanobu IKEDA , Yasuhiro KANAYA , Yoshinori AOKI
Abstract: A display device includes a substrate, a plurality of pixels provided to the substrate, a light emitting element and a plurality of transistors provided to each of the pixels, signal lines configured to supply a signal to the pixels, a first semiconductor layer and a second semiconductor layer provided in different layers in a direction perpendicular to the substrate and overlap at least partially in planar view, first gate electrodes each of which is provided in a region overlapping a part of the first semiconductor layer, a first insulating film provided between the first gate electrodes and the first semiconductor layer, and a second insulating film provided between the first semiconductor layer and the second semiconductor layer.
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公开(公告)号：US20210109622A1
公开(公告)日：2021-04-15
申请号：US17132442
申请日：2020-12-23
Applicant: Japan Display Inc.
Inventor： Yoshinori AOKI , Hiroyuki ABE
Abstract: According to one embodiment, a touch panel display device includes sensor electrodes, an electrode driver, and lines for connection between the electrode driver and the sensor electrodes. The sensor electrodes include first and second electrodes. The lines include first and second lines connected to the first and second electrodes. The second line includes first portions drawn in a direction opposite to terminals of the electrode driver, and a second portion drawn in a direction to the terminals. The first portions are connected to one another via a coupling line.
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公开(公告)号：US20200159360A1
公开(公告)日：2020-05-21
申请号：US16748868
申请日：2020-01-22
Applicant: Japan Display Inc.
Inventor： Yoshinori AOKI
Abstract: A display device includes a first organic insulating layer covering video signal lines; a first metal layer provided above the first organic insulating layer; a first conductive layer provided above the first organic insulating layer and connected to a switching element via a first contact hole; a first inorganic insulating layer covering the first conductive layer and the first metal layer; a second conductive layer provided above the first inorganic insulating layer and connected to the first metal layer; a second inorganic insulating layer provided above the second conductive layer; a third conductive layer provided above the second inorganic insulating layer and connected to the first conductive layer via a second contact hole; and a fourth conductive layer provided above the second inorganic insulating layer, connected to the first metal layers via a third contact hole, and connected to the second conductive layer via a fourth contact hole.
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公开(公告)号：US20180307109A1
公开(公告)日：2018-10-25
申请号：US15936832
申请日：2018-03-27
Applicant: Japan Display Inc.
Inventor： Motoharu MIYAMOTO , Yoshinori AOKI
IPC: G02F1/1362 , G02F1/1368 , G02F1/1335 , H01L27/12
CPC classification number: G02F1/136286 , G02F1/133512 , G02F1/133514 , G02F1/1368 , G02F2001/13606 , G02F2201/121 , G02F2201/123 , H01L27/124
Abstract: A display device includes, on an insulating substrate, a plurality of scanning lines, a plurality of signal lines, a plurality of sub-pixel regions each surrounded by a pair of scanning lines and a pair of signal lines, a plurality of semiconductor layers in the sub-pixel regions, and a base electrode connected to one end of the semiconductor layer. The other end of the same is connected to one of the pair of signal lines. When it is assumed that a signal connected to the semiconductor layer is a first signal line while a signal line not connected to the semiconductor layer is a second signal line in each sub-pixel region, a distance between the first signal line and the semiconductor layer is larger than a distance between the second signal line and the semiconductor layer at a connecting position between the semiconductor layer and the base electrode in plan view.
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Patent Agency Ranking
公开(公告)号：US20160266714A1
公开(公告)日：2016-09-15
申请号：US15162050
申请日：2016-05-23
Applicant: Japan Display Inc.
Inventor： Shuuichirou MATSUMOTO , Yoshinori AOKI
IPC: G06F3/041 , G02F1/1362 , G02F1/1343 , G02F1/1368 , G06F3/044 , G02F1/1333
CPC classification number: G06F3/0416 , G02F1/13338 , G02F1/134336 , G02F1/136286 , G02F1/1368 , G06F3/0412 , G06F3/044 , G09G3/3696
Abstract: In a liquid crystal display device with a touch panel function, a second substrate has detection electrodes of a touch panel, each pixel has a pixel electrode and a counter electrode, the counter electrode is divided into a plurality of blocks, and the counter electrodes of the respective divided blocks are shared to the respective pixels of a plurality of display lines side by side, the counter electrodes of the respective divided blocks is also used as scanning electrodes of the touch panel, and a driver circuit is provided to apply a counter voltage and a touch panel scanning voltage to the counter electrodes of the respective divided blocks, and the driver circuit can adjust a supply start timing of the touch panel scanning voltage to be applied to the counter electrodes of the respective divided blocks.
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公开(公告)号：US20150054781A1
公开(公告)日：2015-02-26
申请号：US14463710
申请日：2014-08-20
Applicant: Japan Display Inc.
Inventor： Motoharu MIYAMOTO , Takahiro OCHIAI , Yoshinori AOKI , Hideo SATO
CPC classification number: G06F3/044 , G06F3/0412 , G06F3/0416 , G09G3/20 , G09G2230/00 , G09G2300/023 , G09G2300/0426 , G09G2310/0267 , G09G2310/062 , G09G2310/063
Abstract: A display device with a touch panel includes: a plurality of scanning signal lines, which are aligned in a rectangular display region and in parallel with a side of the rectangular display region, to which an active potential as a potential for making a pixel transistor conductive is applied; drive pulse output circuits which sequentially apply the active potential to the scanning signal lines in the display region; a clock signal output circuit which applies a first clock signal as a clock signal for the drive pulse output circuits to a first clock signal line and stops the application of the first clock signal to the first clock signal line for a stop period during which the sequential application of the active potential is stopped in the middle thereof; and a touch panel control unit which detects contact with a display surface during the stop period.
Abstract translation: 具有触摸面板的显示装置包括：多个扫描信号线，其在矩形显示区域中排列并与矩形显示区域的一侧平行，作为用于使像素晶体管导通的电位的有源电位 被申请;被应用; 驱动脉冲输出电路，其将有效电位依次施加到显示区域中的扫描信号线; 时钟信号输出电路，其将第一时钟信号作为驱动脉冲输出电路的时钟信号施加到第一时钟信号线，并且停止将第一时钟信号施加到第一时钟信号线用于停止时段，在该停止时段期间， 在其中间停止施加有效电位; 以及触摸面板控制单元，其在停止期间检测与显示表面的接触。
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公开(公告)号：US20220285332A1
公开(公告)日：2022-09-08
申请号：US17750489
申请日：2022-05-23
Applicant: Japan Display Inc.
Inventor： Yoshinori AOKI , Yasuhiro KANAYA , Masanobu IKEDA , Akihiro OGAWA
Abstract: According to one embodiment, a display device includes pixels each including transistors, pixel electrodes, a contact electrode, and light emitting elements, and an insulating basement, a first organic insulating layer, a second organic insulating layer, a resin layer, a common electrode, and first wiring lines. The common electrode is electrically connected to cathodes of the light emitting elements, and electrically connected to the contact electrodes of the pixels. The first wiring lines, each provided between the first organic insulating layer and the second organic insulating layer or between the second organic insulating layer and the resin layer, are electrically connected to the contact electrodes of the pixels, and are formed of a metal.
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公开(公告)号：US20220121304A1
公开(公告)日：2022-04-21
申请号：US17564657
申请日：2021-12-29
Applicant: Japan Display Inc.
Inventor： Yoshinori AOKI , Hiroyuki ABE
Abstract: According to one embodiment, a touch panel display device includes sensor electrodes, an electrode driver, and lines for connection between the electrode driver and the sensor electrodes. The sensor electrodes include first and second electrodes. The lines include first and second lines connected to the first and second electrodes. The second line includes first portions drawn in a direction opposite to terminals of the electrode driver, and a second portion drawn in a direction to the terminals. The first portions are connected to one another via a coupling line.
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公开(公告)号：US20220084991A1
公开(公告)日：2022-03-17
申请号：US17463558
申请日：2021-09-01
Applicant: Japan Display Inc.
Inventor： Masanobu IKEDA , Yoshinori AOKI , Akihiro OGAWA
IPC: H01L25/075 , H01L27/12 , H01L29/786 , H01L33/58 , H01L33/62 , H01L23/498
Abstract: A display device includes a first substrate; a first pixel part provided on the first substrate; a drive circuit provided on the first substrate; a second substrate; a second pixel part provided on the second substrate; and a connecting part electrically connecting the drive circuit to the second pixel part. The first pixel part has pixels each containing a first light-emitting element. The drive circuit is located adjacent to the first pixel part and connected to the first pixel part. The second pixel part has pixels each containing a second light-emitting element and overlaps the drive circuit in a plan view.
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