公开(公告)号：US20250147364A1

公开(公告)日：2025-05-08

申请号：US18922665

申请日：2024-10-22

Applicant: Japan Display Inc.

Inventor： Tenfu NAKAMURA

IPC: G02F1/1343 ,  G02F1/1334 ,  G02F1/1362 ,  G02F1/1368

Abstract: According to one embodiment, in a display device, the display panel includes pixels each including first pixels and second pixels, each of the first pixels has a transparent layer that has a refractive index lower than those of a first substrate and a second substrate and is in contact with a common electrode, each of the second pixels includes a first insulating layer that has a refractive index higher than that of the transparent layer and is in contact with the common electrode.

公开(公告)号：US20250147356A1

公开(公告)日：2025-05-08

申请号：US19002964

申请日：2024-12-27

Applicant: Japan Display Inc.

Inventor： Shunichi KIMURA ,  Toshiharu MATSUSHIMA ,  Jin HIROSAWA ,  Yuji MAEDE

IPC: G02F1/1335 ,  G02F1/1343

Abstract: According to one embodiment, an optical control element includes a plurality of lens forming regions along a first direction and a second direction orthogonal to the first direction, each of the lens forming regions includes an annularly shaped second electrode and a circularly shaped first electrode provided on an inner side of the second electrode, a plurality of first wiring lines connected to the first electrodes each include a first stem portion extending in a zigzag shape along the second direction and a plurality of first branch portions extending from the first stem, and each of the first branch portions overlap the plurality of first electrodes, respectively.

公开(公告)号：US20250146125A1

公开(公告)日：2025-05-08

申请号：US19017907

申请日：2025-01-13

Applicant: Japan Display Inc.

Inventor： Masanobu IKEDA ,  Masumi NISHIMURA

IPC: C23C14/34 ,  C23C14/50 ,  C23C14/54

Abstract: A film formation apparatus includes a vacuum chamber, a substrate support portion and a target support portion provided in the vacuum chamber, a sputtering gas supply unit for supplying a sputtering gas to the vacuum chamber, a sputtering power supply, a first radical supply source connected to the vacuum chamber and configured to be capable of supplying at least one of nitrogen radicals generated from an N2 gas and hydrogen radicals generated from an H2 gas to the vacuum chamber, a second radical supply source connected to the vacuum chamber and configured to be capable of supplying SiH3 radicals to the vacuum chamber, and a control unit configured to control the sputtering gas supply unit, the sputtering power supply, the first radical supply source, and the second radical supply source.

公开(公告)号：US12292658B2

公开(公告)日：2025-05-06

申请号：US17221089

申请日：2021-04-02

Applicant: Japan Display Inc.

Inventor： Tadayoshi Katsuta ,  Shunsuke Noichi ,  Yasuyuki Teranishi ,  Satoshi Uchino ,  Hayato Kurasawa ,  Yoshiharu Nakajima

IPC: H10D30/67 ,  G02F1/1343 ,  G02F1/1345 ,  G02F1/1362 ,  G02F1/1368 ,  H10D86/40 ,  H10D86/60

Abstract: A display device includes a display region having a plurality of pixels, a driver IC provided in a frame region on an outer side of the display region and configured to drive the pixels, a first power source wiring line and a second power source wiring line each electrically coupled to the driver IC, and a first electrode that is arranged so as to face the first power source wiring line and the second power source wiring line via a first insulating layer, and is electrically coupled to the first power source wiring line.

公开(公告)号：US20250142733A1

公开(公告)日：2025-05-01

申请号：US19007808

申请日：2025-01-02

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Daisuke SONODA ,  Toshimasa ISHIGAKI

IPC: H05K3/28 ,  G02F1/1333 ,  G06F3/041 ,  G06F3/044 ,  H05K1/11

Abstract: A detection device is provided including first substrate including first region, second region and third region arranged in first direction, second region arranged between first and third regions; first detection electrode arranged on first substrate; second detection electrode arranged on first substrate and being adjacent to first detection electrode; first electrode coupled to first detection electrode and continuously formed from first to third regions; second electrode coupled to second detection electrode, and continuously formed from first to third regions, convex portions located between first electrode and second electrode in second region and spaced away from first and second electrodes; and protective layer formed on first and second electrodes in first region and not formed on first electrode and second electrode in third region, wherein at least one of convex portions is covered with protective layer, and at least another one of convex portions is not covered with protective layer.

公开(公告)号：US20250140190A1

公开(公告)日：2025-05-01

申请号：US18931526

申请日：2024-10-30

Applicant: Japan Display Inc.

Inventor： Tetsuo MORITA ,  Hiroshi TABATAKE

IPC: G09G3/3233 ,  H10K59/131

Abstract: A display device can include a base, a plurality of pixels arranged in a display area on the base, and a data signal line supplying a data signal to each of the plurality of pixels. Each of the plurality of pixels can include a pixel circuit including a plurality of transistors and a light emitting element driven by the pixel circuit. The pixel circuit can drive the light emitting element to emit light in time division. The first transistor can be connected to the data signal line, among the plurality of transistors including the pixel circuit, can be an oxide transistor.

公开(公告)号：US20250134462A1

公开(公告)日：2025-05-01

申请号：US19009680

申请日：2025-01-03

Applicant: Japan Display Inc. ,  The University of Tokyo

Inventor： Kento Himoto ,  Takashi Nakamura ,  Takao Someya ,  Tomoyuki Yokota ,  Dongkai Cheng

IPC: A61B5/00 ,  A61B5/1455

Abstract: According to an aspect, a detection device includes: a plurality of optical sensors arranged in a detection area; a light source configured to emit light to the optical sensors; an analog front-end (AFE) circuit configured to acquire a detection value of each of the optical sensors; and a signal processing circuit configured to acquire predefined biometric information based on first time-domain data obtained by acquiring the detection values in chronological order. The signal processing circuit is configured to: convert the first time-domain data into a time-domain matrix and perform singular value decomposition on the time-domain matrix, and inversely calculate second time-domain data based on a predetermined singular value among a plurality of singular values obtained as a result of the singular value decomposition; and acquire the biometric information that changes in chronological order as image information using the second time-domain data.

公开(公告)号：US12289842B2

公开(公告)日：2025-04-29

申请号：US18302840

申请日：2023-04-19

Applicant: Japan Display Inc.

Inventor： Takumi Sano

IPC: B29C65/00 ,  H05K1/02 ,  H05K3/28 ,  H05K3/46 ,  B29C65/02 ,  B29C65/48 ,  B29C65/50 ,  B29C65/52 ,  B29C65/74 ,  B29C65/78 ,  H05K3/00

Abstract: According to one embodiment, a method of manufacturing a flexible substrate, includes forming a release layer on a glass substrate, forming an insulating base, forming a plurality of insulating layers, wiring lines and electrical elements, asking the release layer, the insulating base and the plurality of insulating layers from above to the glass substrate via a mask, forming an upper resin layer, removing the glass substrate and the release layer by peeling off an interface between the release layer and the insulating base and forming a lower resin layer so as to be in contact with a lower surface of the insulating base and a lower surface of the upper resin layer.

公开(公告)号：US20250133916A1

公开(公告)日：2025-04-24

申请号：US18915402

申请日：2024-10-15

Applicant: Japan Display Inc.

Inventor： Naoya IWAHASHI ,  Sho YANAGISAWA ,  Hideyuki TAKAHASHI

IPC: H10K59/122

Abstract: According to one embodiment, a display device includes a substrate having display and surrounding areas, an organic insulating layer, a lower electrode above the organic insulating layer, a rib layer having a pixel aperture, a first partition in the display area, an organic layer contacting the lower electrode, an upper electrode covering the organic layer, and a second partition in the surrounding area. Each of the first and second partitions includes a lower portion and an upper portion having an end portion which protrudes from a side surface of the lower portion. The second partition includes segments spaced apart from each other. The rib layer has a slit surrounding at least one of the segments.

公开(公告)号：US20250133913A1

公开(公告)日：2025-04-24

申请号：US18909964

申请日：2024-10-09

Applicant: Japan Display Inc.

Inventor： Sho YANAGISAWA

IPC: H10K59/122

Abstract: According to one embodiment, a display device includes a substrate having a display area and a surrounding area, an organic insulating layer formed of an organic insulating material, a rib layer which covers the organic insulating layer and has pixel apertures, and display elements overlapping the pixel apertures. The substrate has a first side. The organic insulating layer has a second side between the first side and the display area as seen in plan view, and a protrusion which protrudes from the second side toward the first side as seen in plan view and is provided at a position distant from an end portion of the second side. Further, the rib layer has a first slit overlapping the protrusion.