公开(公告)号：US20240319531A1

公开(公告)日：2024-09-26

申请号：US18605830

申请日：2024-03-15

Applicant: Japan Display Inc.

Inventor： Kentaro OKUYAMA

IPC: G02F1/1333 ,  G02F1/1334 ,  G02F1/1343 ,  G02F1/1345

CPC classification number: G02F1/133382 ,  G02F1/1334 ,  G02F1/134336 ,  G02F1/13439 ,  G02F1/13454

Abstract: A display device comprises a display panel including a liquid crystal layer between a pair of substrates and a heater including a plurality of electrodes arranged at a distance from each other and disposed adjacent to the display panel. The plurality of electrodes includes a first electrode heated at a first temperature and a second electrode heated at a second temperature lower than the first temperature. Each of the plurality of electrodes may be a transparent electrode on a transparent substrate.

公开(公告)号：US20240319528A1

公开(公告)日：2024-09-26

申请号：US18672387

申请日：2024-05-23

Applicant: Japan Display Inc.

Inventor： Koichi NAGAO ,  Takeo KOITO

IPC: G02F1/1333 ,  G02F1/1347

CPC classification number: G02F1/133308 ,  G02F1/1347 ,  G02F2201/38 ,  G02F2202/28

Abstract: A light adjustment device includes a panel unit in which a plurality of light adjustment panels each including a first substrate and a second substrate overlapping the first substrate on one side in a first direction intersecting the first substrate are stacked in the first direction, an optical sheet bonded to the light adjustment panels in a state of overlapping the light adjustment panels, and a light source positioned on another side relative to the panel unit in the first direction. The optical sheet is bonded to at least one of the second substrate of a first light adjustment panel positioned furthest to the one side in the first direction in the panel unit and the first substrate of a second light adjustment panel positioned furthest to the other side in the first direction.

公开(公告)号：US20240319527A1

公开(公告)日：2024-09-26

申请号：US18735905

申请日：2024-06-06

Applicant: Japan Display Inc.

Inventor： Takayuki IMAI ,  Kazunori YAMAGUCHI ,  Hiroyuki WAKANA

IPC: G02F1/133 ,  G02F1/1335

CPC classification number: G02F1/13306 ,  G02F1/133531

Abstract: An illumination control device includes a storage that is non-transitory and stores setting information for controlling a light emitter configured to emit light, and a controller that writes the setting information as of then to the storage when a request for writing the setting information is input and reads the setting information from the storage when a request for reading the setting information is input. The light emitter is controlled based on the setting information read by the controller.

公开(公告)号：US20240318806A1

公开(公告)日：2024-09-26

申请号：US18657992

申请日：2024-05-08

Applicant: Japan Display Inc.

Inventor： Chiehan CHIEN

IPC: F21V14/00

CPC classification number: F21V14/003

Abstract: A detection device provided with a diffusion degree adjustment region of an illumination device in a detection region where a plurality of detection elements are provided, and a processing device configured to control a diffusion degree change amount of the illumination device in accordance with a movement amount of a touch detection position in the diffusion degree adjustment region are provided. The processing device calculates the diffusion degree change amount corresponding to a first directional component of the movement amount of the touch detection position in the diffusion degree adjustment region, and calculates the diffusion degree change amount corresponding to a second directional component of the movement amount of the touch detection position in the diffusion degree adjustment region, the second directional component being different from the first directional component.

公开(公告)号：US12099278B2

公开(公告)日：2024-09-24

申请号：US18500216

申请日：2023-11-02

Applicant: Japan Display Inc.

Inventor： Gen Koide

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

CPC classification number: G02F1/13454 ,  G02F1/13338 ,  G02F1/134363 ,  G06F3/0412 ,  G06F3/0416 ,  G06F3/04164 ,  G06F3/04184 ,  G06F3/044 ,  G06F3/0445 ,  G06F3/0446 ,  G09G3/3611 ,  G09G3/3648 ,  G09G3/3655 ,  G02F1/134318 ,  G02F1/136218 ,  G02F1/1368 ,  G02F2201/121 ,  G02F2201/123 ,  G02F2201/56 ,  G06F2203/04107 ,  G09G2300/0426 ,  G09G2300/08

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：US20240315085A1

公开(公告)日：2024-09-19

申请号：US18582879

申请日：2024-02-21

Applicant: Japan Display Inc.

Inventor： Kazumi IIZAWA ,  Ryota TAKASAKI ,  Sho YANAGISAWA

IPC: H10K59/122 ,  H10K59/12 ,  H10K59/131

CPC classification number: H10K59/122 ,  H10K59/1201 ,  H10K59/131

Abstract: According to one embodiment, a mother substrate includes a substrate including a linear first side, a plurality of panel portions, a margin portion provided on an external side relative to the panel portions, and a first partition including a first lower portion provided in the margin portion, and a first upper portion provided on the first lower portion and protruding from a side surface of the first lower portion. The first partition has a shape which is not orthogonal to an extension direction of the first side.

公开(公告)号：US20240313004A1

公开(公告)日：2024-09-19

申请号：US18673892

申请日：2024-05-24

Applicant: Japan Display Inc.

Inventor： Daichi HOSOKAWA ,  Naoki MIYANAGA ,  Masakatsu KITANI

IPC: H01L27/12 ,  G02F1/1362 ,  G09G3/36 ,  H10K59/131

CPC classification number: H01L27/124 ,  G02F1/136286 ,  G09G3/3674 ,  G09G3/3677 ,  G02F2201/56 ,  G09G2300/0426 ,  G09G2310/0232 ,  G09G2320/0233 ,  H10K59/131

Abstract: A display device may include a substrate; a plurality of signal lines on the substrate; a plurality of scan lines on the substrate, the scan lines crossing the signal lines; and a plurality of thin film transistors at crossing positions of the scan lines and the signal lines. The scan lines include some first scan lines and some second scan lines. Each of the second scan lines has an end connected to a load element.

公开(公告)号：US20240306435A1

公开(公告)日：2024-09-12

申请号：US18599269

申请日：2024-03-08

Applicant: Japan Display Inc.

Inventor： Hiroshi TABATAKE ,  Sho YANAGISAWA

IPC: H10K59/122 ,  G09G3/3225

CPC classification number: H10K59/122 ,  G09G3/3225 ,  G09G2300/0842

Abstract: According to one embodiment, a motherboard for display device includes a plurality of panel portions each including a display area where a plurality of display elements are arranged, a margin area around the plurality of panel portions and an alignment mark arranged in the margin area. The panel portion includes an organic insulating layer, a lower electrode, an upper electrode, and an organic layer that emits light in accordance with a potential difference between the lower electrode and the upper electrode. The organic insulating layer extends from the display area to the margin area. The organic insulating layer arranged in the margin area and an inorganic insulating layer covering the organic insulating layer are arranged above the alignment mark.

公开(公告)号：US12087883B2

公开(公告)日：2024-09-10

申请号：US17588431

申请日：2022-01-31

Applicant: Japan Display Inc.

Inventor： Hidemasa Yamaguchi ,  Masanobu Ikeda

IPC: H01L33/62 ,  H01L25/075 ,  H01L33/10 ,  H01L33/38

CPC classification number: H01L33/382 ,  H01L25/0753 ,  H01L33/10 ,  H01L33/62

Abstract: According to one embodiment, a display device includes a substrate, an anode electrode, a light emitting element and a reflector plate. The anode electrode is arranged on the substrate. The light emitting element is mounted on the anode electrode. The reflector plate is arranged under the anode electrode, and is arranged to overlap a region where the light emitting element is mounted, in planar view. An anode terminal is arranged on a bottom part and electrically connected to the anode electrode. A cathode terminal is arranged across an entire upper surface on a side opposite to the anode terminal. The anode electrode being smaller than the cathode terminal in a position overlapping the region where the light emitting element is mounted in planar view.

公开(公告)号：US12085810B2

公开(公告)日：2024-09-10

申请号：US18314135

申请日：2023-05-09

Applicant: Japan Display Inc.

Inventor： Yuta Wakabayashi ,  Yasuyuki Hanazawa ,  Michikazu Noguchi ,  Hiromichi Tanaka

IPC: G02F1/1335 ,  G02F1/1333 ,  G02F1/1334 ,  G02F1/13357

CPC classification number: G02F1/133628 ,  G02F1/133331 ,  G02F1/133385 ,  G02F1/1334 ,  G02F1/133615 ,  G02F1/133322 ,  G02F2201/07 ,  G02F2203/01

Abstract: The following structure mitigates problems caused by heat generated by the LED and the driver IC. A liquid crystal display device including a liquid crystal display panel in which liquid crystal is sandwiched between a TFT substrate, having a pixel, and a counter substrate including: a display area being formed in an area in which the TFT substrate and the counter substrate overlap each other, a terminal area being formed on the TFT substrate, in which the counter substrate does not overlap, the terminal area being formed along a first side of the counter substrate which extends in a first direction, a second cover glass being disposed on the counter substrate, and a first cover glass being disposed under the TFT substrate, in which a width of the first cover glass in the first direction is larger than a width of the second cover glass in the first direction.