公开(公告)号：US20240334768A1

公开(公告)日：2024-10-03

申请号：US18597964

申请日：2024-03-07

Applicant: Japan Display Inc.

Inventor： Hideyuki TAKAHASHI ,  Hiroyuki KIMURA ,  Hiroshi TABATAKE ,  Tetsuo MORITA

IPC: H10K59/131

CPC classification number: H10K59/131

Abstract: According to one embodiment, a display device includes a display area which includes a plurality of subpixels, a plurality of lower electrodes provided in the subpixels, respectively, a plurality of organic layers which cover the lower electrodes, respectively, and emit light based on applied voltage, and a common electrode which covers the organic layers and overlaps the display area. Further, the common electrode has a slit in which at least an end reaches an outer edge of the common electrode.

公开(公告)号：US20240248556A1

公开(公告)日：2024-07-25

申请号：US18607644

申请日：2024-03-18

Applicant: Japan Display Inc.

Inventor： Hiroshi TABATAKE ,  Hideyuki TAKAHASHI

IPC: G06F3/041 ,  H10K59/131 ,  H10K59/40

CPC classification number: G06F3/0412 ,  G06F3/0416 ,  G06F3/04166 ,  H10K59/1315 ,  H10K59/40

Abstract: According to one embodiment, a display device includes a base, a display unit containing pixels, a power supply circuit, a touch controller and a switching circuit disposed between the display unit, the power supply circuit and the touch controller. The pixels each includes a pixel circuit and a display element including a lower electrode connected to the pixel circuit, an upper electrode disposed to oppose the lower electrode and an organic layer including a light-emitting layer disposed between the lower electrode and the upper electrode. The upper electrode is connected to the switching circuit, and the switching circuit selectively switches between connecting the upper electrode to the power supply circuit and connecting the upper electrode to the touch controller.

公开(公告)号：US20240237443A9

公开(公告)日：2024-07-11

申请号：US18491902

申请日：2023-10-23

Applicant: Japan Display Inc.

Inventor： Hiroshi TABATAKE ,  Hideyuki TAKAHASHI

IPC: H10K59/131 ,  G06F3/041 ,  H10K59/40

CPC classification number: H10K59/131 ,  G06F3/0412 ,  G06F3/04164 ,  H10K59/40

Abstract: According to one embodiment, a display device includes touch electrodes overlapping a display area, first wiring lines connected to the touch electrodes, second wiring lines connected to the first wiring lines, third wiring lines connected to the second wiring lines, third wiring lines connected to the third wiring lines, fourth wiring lines connected to the third wiring lines, and the fifth wiring lines connected to the fourth wiring lines, wherein the second wiring lines are partially exposed, the exposed regions of the second wiring lines constitute connecting portions with a circuit board, and half of the fourth wiring lines and all of the fifth wiring lines extend to an end portion of a base.

公开(公告)号：US20240196693A1

公开(公告)日：2024-06-13

申请号：US18509351

申请日：2023-11-15

Applicant: Japan Display Inc.,

Inventor： Sho YANAGISAWA ,  Ryota TAKASAKI ,  Naoya IWAHASHI ,  Hiroshi TABATAKE ,  Kazuyuki HARADA

IPC: H10K59/80

CPC classification number: H10K59/80515 ,  H10K59/80521

Abstract: According to one embodiment, a display device includes an organic insulating layer, a lower electrode, a rib, a partition including a lower portion and an upper portion protruding from a side surface of the lower portion, an organic layer provided on the lower electrode, an upper electrode, and a terminal electrode. The organic insulating layer comprises a first aperture from which the terminal electrode is exposed. The rib includes a second aperture from which the terminal electrode is exposed. The second aperture is larger than the first aperture in plan view. The organic insulating layer exposed from the rib between the first aperture and the second aperture has a frame-like shape.

公开(公告)号：US20240138217A1

公开(公告)日：2024-04-25

申请号：US18491902

申请日：2023-10-22

Applicant: Japan Display Inc.

Inventor： Hiroshi TABATAKE ,  Hideyuki TAKAHASHI

IPC: H10K59/131 ,  G06F3/041 ,  H10K59/40

CPC classification number: H10K59/131 ,  G06F3/0412 ,  G06F3/04164 ,  H10K59/40

Abstract: According to one embodiment, a display device includes touch electrodes overlapping a display area, first wiring lines connected to the touch electrodes, second wiring lines connected to the first wiring lines, third wiring lines connected to the second wiring lines, third wiring lines connected to the third wiring lines, fourth wiring lines connected to the third wiring lines, and the fifth wiring lines connected to the fourth wiring lines, wherein the second wiring lines are partially exposed, the exposed regions of the second wiring lines constitute connecting portions with a circuit board, and half of the fourth wiring lines and all of the fifth wiring lines extend to an end portion of a base.

公开(公告)号：US20240103662A1

公开(公告)日：2024-03-28

申请号：US18534745

申请日：2023-12-11

Applicant: Japan Display Inc.

Inventor： Hideyuki TAKAHASHI ,  Hiroshi TABATAKE ,  Sho YANAGISAWA

IPC: G06F3/041 ,  H10K59/131 ,  H10K59/80

CPC classification number: G06F3/04164 ,  G06F3/0412 ,  H10K59/131 ,  H10K59/873 ,  G06F3/0446

Abstract: Provided is a display device including a first dam surrounding the display area, a second dam surrounding the first dam, a first sensor electrode and a second sensor electrode overlapping the display area, a first sensor wiring and a second sensor wiring over the first dam and electrically connected to the first sensor electrode and the second sensor electrode, respectively, a first wiring under the second dam and electrically connected to the first sensor wiring at a first contact portion, and a second wiring under the second dam and electrically connected to the second sensor wiring at a second contact portion.

公开(公告)号：US20240087515A1

公开(公告)日：2024-03-14

申请号：US18516161

申请日：2023-11-21

Applicant: Japan Display Inc.

Inventor： Hiroshi TABATAKE ,  Tetsuo MORITA

IPC: G09G3/3225 ,  H10K59/131

CPC classification number: G09G3/3225 ,  H10K59/1315 ,  G09G3/3258 ,  G09G2310/061 ,  G09G2330/02

Abstract: According to one embodiment, a display device includes a base, a plurality of pixels, a power supply line and a power supply line drive circuit. The pixels each include a pixel circuit, a display element including a lower electrode, an upper electrode and an organic layer including a light-emitting layer. The upper electrode is connected to the power supply line that provides a predetermined potential to the upper electrode. The power supply line drive circuit supplies, to the power supply line, a first potential to the upper electrode during a light-emitting period and supplies, to the power supply line, a second potential to the upper electrode during a non-light-emitting period.

公开(公告)号：US20220157900A1

公开(公告)日：2022-05-19

申请号：US17455042

申请日：2021-11-16

Applicant: Japan Display Inc.

Inventor： Sho YANAGISAWA ,  Tetsuo MORITA ,  Kenji HARADA ,  Hiroshi TABATAKE ,  Hideyuki TAKAHASHI

IPC: H01L27/32

Abstract: According to one embodiment, a display device includes a base, a first insulating layer, a first pixel electrode on the first insulating layer in a pixel, a second pixel electrode on the first insulating layer in a dummy pixel, a second insulating layer on the first insulating layer, a first organic layer in the pixel and in contact with the first pixel electrode, a second organic layer in the dummy pixel, a partition wall on the second insulating layer and between the organic layers and a common electrode covering the organic layers and the partition wall. An end portion of the first organic layer is in contact with a side surface of the partition wall.

公开(公告)号：US20220157899A1

公开(公告)日：2022-05-19

申请号：US17451502

申请日：2021-10-20

Applicant: Japan Display Inc.

Inventor： Sho YANAGISAWA ,  Tetsuo MORITA ,  Kenji HARADA ,  Hiroshi TABATAKE ,  Hideyuki TAKAHASHI

IPC: H01L27/32

Abstract: According to one embodiment, a display device includes a substrate, first and second insulating layers, first and second pixel electrodes, first and second organic layers, first and second feed lines, first and second partitions, and a common electrode including first and second parts covering the first and second organic layers. The first organic layer is between the partitions. The second feed line and the second partition are located between the organic layers. The partitions are shaped such that a width of an upper part is greater than a width of a lower part. The first part is in contact with the first feed line between the first partition and the first organic layer.

公开(公告)号：US20210280131A1

公开(公告)日：2021-09-09

申请号：US17315771

申请日：2021-05-10

Applicant: JAPAN DISPLAY INC.

Inventor： Kazuyoshi OMATA ,  Hiroyuki KIMURA ,  Makoto SHIBUSAWA ,  Hiroshi TABATAKE

IPC: G09G3/3233 ,  G09G3/32 ,  H01L27/32 ,  H05B45/00 ,  H05B45/20 ,  H05B33/08 ,  G09G3/20 ,  G09G3/325 ,  G09G3/3258

Abstract: According to one embodiment, a display apparatus includes a plurality of semiconductor layers, a first insulation film, a first conductive layer, a second insulation film and a display element includes a second conductive layer. The first conductive layer and the second conductive layer are opposed to each other to form a capacitance unit.