公开(公告)号：US20150355764A1

公开(公告)日：2015-12-10

申请号：US14708761

申请日：2015-05-11

Applicant: Japan Display Inc.

Inventor： Hiroshi MIZUHASHI ,  Tadayoshi KATSUTA ,  Gen KOIDE ,  Toshiaki FUKUSHIMA

IPC: G06F3/041 ,  G09G3/36 ,  G09G5/00 ,  G09G3/20

CPC classification number: G06F3/0412 ,  G06F3/044 ,  G09G3/3648 ,  G09G3/3685 ,  G09G2300/023 ,  G09G2300/0426 ,  G09G2300/0876 ,  G09G2310/0297 ,  G09G2310/08

Abstract: According to one embodiment, a display device includes first and second substrate units, a display function layer, and a drive element. The first substrate unit includes a first substrate, a display unit, and a circuit unit. The first substrate has a first surface including a display region and a peripheral region. The display unit is provided in the display region, and includes first lines, second lines, switch elements, pixel electrodes, and third lines. The circuit unit is provided in the peripheral region, and is electrically connected to one of the second lines and one of the third lines. The second substrate unit includes a second substrate and fourth lines. The display function layer is provided between the first and second substrate units. The drive element is provided on the peripheral region. At least a portion of the circuit unit is disposed between the drive element and the first substrate.

Abstract translation: 根据一个实施例，显示装置包括第一和第二基板单元，显示功能层和驱动元件。 第一基板单元包括第一基板，显示单元和电路单元。 第一基板具有包括显示区域和周边区域的第一表面。 显示单元设置在显示区域中，并且包括第一行，第二行，开关元件，像素电极和第三行。 电路单元设置在周边区域中，并且电连接到第二线路和第三线路中的一条线路。 第二基板单元包括第二基板和第四线。 显示功能层设置在第一和第二基板单元之间。 驱动元件设置在周边区域上。 电路单元的至少一部分设置在驱动元件和第一基板之间。

公开(公告)号：US20140292711A1

公开(公告)日：2014-10-02

申请号：US14204519

申请日：2014-03-11

Applicant: Japan Display Inc.

Inventor： Yasuyuki TERANISHI ,  Koji NOGUCHI ,  Hidetoshi KOMATSU ,  Gen KOIDE ,  Daisuke ITO

IPC: G09G3/36 ,  G06F3/044 ,  G09G3/34

CPC classification number: G06F3/0412 ,  G06F1/26 ,  G06F3/0416 ,  G06F3/044 ,  G09G3/006 ,  G09G3/3674 ,  G09G3/3696 ,  G09G2310/0297 ,  G09G2330/021

Abstract: According to an aspect, a display device includes: a display section that has a first period to consume predetermined power and a second period to consume less power than in the first period, and power consumption of which periodically changes by repeating the first period and the second period; a smoothing capacitor that stabilizes power supplied to the display section; and a power consumption unit that consumes the supplied power in the second period.

Abstract translation: 根据一个方面，一种显示装置包括：显示部，其具有消耗预定功率的第一周期和与第一周期相比消耗更少功率的第二周期，并且其功耗通过重复第一周期而周期性地变化，并且 第二阶段; 平滑电容器，稳定供给到显示部分的电力; 以及在第二周期中消耗供电的功率消耗单元。

公开(公告)号：US20240423003A1

公开(公告)日：2024-12-19

申请号：US18820946

申请日：2024-08-30

Applicant: Japan Display Inc.

Inventor： Gen KOIDE

IPC: H10K39/32 ,  H10K39/38

Abstract: According to an aspect, a detection device includes: a substrate; a plurality of photodiodes that are arranged on the substrate and each include a lower electrode, a lower buffer layer, an active layer, an upper buffer layer, and an upper electrode that are stacked on the substrate in the order as listed; a plurality of signal lines electrically coupled to the respective lower electrodes of the photodiodes; a detection circuit electrically coupled to the photodiodes through the signal lines; and a shield layer disposed between the signal lines in plan view.

公开(公告)号：US20240411187A1

公开(公告)日：2024-12-12

申请号：US18810878

申请日：2024-08-21

Applicant: Japan Display Inc.

Inventor： Gen KOIDE

IPC: G02F1/1345 ,  G02F1/1333 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368 ,  G06F3/041 ,  G06F3/044 ,  G09G3/36

Abstract: According to one embodiment, a display device includes a first common electrode and a second common electrode arranged in a first direction, a first switch unit selectively supplying a first drive signal or a second drive signal different from the first drive signal to the first common electrode, and a second switch unit selectively supplying the first drive signal or the second drive signal to the second common electrode, wherein the second common electrode and the first switch unit are arranged in a second direction intersecting the first direction, the first switch unit comprises a first switch circuit and a second switch circuit arranged in the second direction.

公开(公告)号：US20240393173A1

公开(公告)日：2024-11-28

申请号：US18791685

申请日：2024-08-01

Applicant: Japan Display Inc.

Inventor： Gen KOIDE

IPC: G01J1/44 ,  G06V40/13 ,  G06V40/145

Abstract: According to an aspect, a detection device includes: a substrate; and a plurality of photodiodes provided in a detection area of the substrate. The photodiodes includes: a plurality of first electrodes provided correspondingly to the photodiodes; a second electrode provided across the photodiodes; and an organic photodiode layer that includes a first carrier transport layer, an active layer, and a second carrier transport layer, and is provided across the photodiodes. In the detection area, the first electrodes, the first carrier transport layer, the active layer, the second carrier transport layer, and the second electrode are stacked in the order as listed. Outside the detection area, a third electrode configured to be supplied with a reference potential is disposed between the second electrode provided so as to cover a side surface of the organic photodiode layer and the first electrodes arranged at an outermost periphery.

公开(公告)号：US20240337530A1

公开(公告)日：2024-10-10

申请号：US18742015

申请日：2024-06-13

Applicant: Japan Display Inc. ,  The University of Tokyo

Inventor： Keiichi SAITO ,  Takashi NAKAMURA ,  Gen KOIDE ,  Takao SOMEYA ,  Tomoyuki YOKOTA

IPC: G01J1/44

CPC classification number: G01J1/44 ,  G01J2001/446

Abstract: According to an aspect, a detection device includes: a first detection circuit including a first photodiode sensitive to first light and a second photodiode sensitive to second light; and a second detection circuit including a third photodiode sensitive to third light. The first photodiode and the second photodiode are coupled in series and in opposite directions to form a first detection element. One end side of the first detection element is coupled to a first signal line via a first transistor. Another end side of the first detection element is configured to be supplied with a first drive signal. A cathode of the third photodiode is coupled to a second signal line via a second transistor. An anode of the third photodiode is configured to be supplied with a second drive signal.

公开(公告)号：US20240329469A1

公开(公告)日：2024-10-03

申请号：US18738258

申请日：2024-06-10

Applicant: JAPAN DISPLAY INC.

Inventor： Gen KOIDE

IPC: G02F1/1345 ,  G02F1/1333 ,  G02F1/1362 ,  G02F1/1368 ,  G06F3/041 ,  G06F3/044 ,  H01L27/12 ,  H01L29/786 ,  H10K59/121 ,  H10K59/131 ,  H10K59/40

CPC classification number: G02F1/13454 ,  G02F1/13338 ,  G02F1/136286 ,  G02F1/1368 ,  G06F3/04164 ,  G06F3/04166 ,  G06F3/0443 ,  H01L27/1222 ,  H01L27/124 ,  G06F2203/04101 ,  G06F2203/04102 ,  G06F2203/04107 ,  H01L29/78696 ,  H10K59/1213 ,  H10K59/131 ,  H10K59/1315 ,  H10K59/40

Abstract: A display device is provided and includes display unit comprising common electrodes two dimensionally arrayed on substrate, drive signal lines configured to transmit drive signals for touch detection to common electrodes, and switch circuit comprising transistors connected to drive signal lines to select at least one common electrode; flexible substrate connected to substrate; pads at connections of flexible substrate and substrate; and touch detection circuit configured to transmit drive signals to common electrodes, wherein: transistors comprises: first transistor connected to first electrode of common electrodes via first wiring of first length; and second transistor connected to second electrode of common electrodes via second wiring of second length; channel width of first transistor is narrower than channel width of second transistor; drive signal lines are respectively connected to pads separated at two or more positions.

公开(公告)号：US20240180454A1

公开(公告)日：2024-06-06

申请号：US18442219

申请日：2024-02-15

Applicant: Japan Display Inc.

Inventor： Kento HIMOTO ,  Takashi NAKAMURA ,  Gen KOIDE

IPC: A61B5/1455

CPC classification number: A61B5/14551 ,  A61B2562/185

Abstract: According to an aspect, a detection device includes: a base member having a first principal surface; a detection area provided to the first principal surface; a sensor including a plurality of photodiodes; gate lines; signal lines; and a light emission device. The light emission device includes light sources. A lit area in which the light emission device is lit up is a portion of the detection area overlapping the light sources. A portion of the detection area not overlapping the lit area is an unlit area in which the light emission device is not lit up. Photodiodes that overlap the unlit area are selected from among the photodiodes, and amounts of light received by the selected photodiodes are read.

公开(公告)号：US20240019745A1

公开(公告)日：2024-01-18

申请号：US18372869

申请日：2023-09-26

Applicant: Japan Display Inc.

Inventor： Yoshitaka OZEKI ,  Gen KOIDE ,  Nobutaka OZAKI ,  Koshiro MORIGUCHI

IPC: G02F1/1368 ,  G02F1/1343 ,  G02F1/1362 ,  H01L27/12 ,  H01L29/786

CPC classification number: G02F1/1368 ,  G02F1/134309 ,  G02F1/136286 ,  G02F1/136209 ,  H01L27/124 ,  H01L29/78633 ,  H01L29/7869 ,  H01L27/1225 ,  G02F1/13439 ,  G02F1/133308

Abstract: A display device includes a first transistor provided with an oxide semiconductor layer, a first gate electrode facing the oxide semiconductor layer and a first gate insulatin layer between the oxide semiconductor layer and the first gate electrode, a first transparent conductive layer in contact with the oxide semiconductor layer in a first contact area not overlapping the first gate electrode in a plan view, and a second transparent conductive layer connected to the first transparent conductive layer in a second contact area overlapping the first gate electrode in a plan view and provided in a display area of the pixel.

公开(公告)号：US20230395611A1

公开(公告)日：2023-12-07

申请号：US18365460

申请日：2023-08-04

Applicant: Japan Display Inc.

Inventor： Gen KOIDE

IPC: H01L27/12

CPC classification number: H01L27/124 ,  G02F1/136286

Abstract: According to one embodiment, a semiconductor substrate includes an insulating substrate, a plurality of gate lines, a plurality of source lines, a first electronic circuit formed above the insulating substrate, a first lead line provided with a first signal, a second lead line electrically connected to the first electronic circuit, and a first inductor. The first inductor is provided above the insulating substrate and is electrically connected between the first lead line and the second lead line.