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公开(公告)号：US11621399B2
公开(公告)日：2023-04-04
申请号：US17152796
申请日：2021-01-20
Applicant: Japan Display Inc.
Inventor： Takumi Sano
Abstract: According to one embodiment, a flexible substrate includes an insulating basement including an island-like portion and a plurality of belt portions, an organic insulating layer, and an electrical element and a projecting portion provided on the organic insulating layer and overlapping the island-like portion. The electrical element includes a common electrode, a first electrode located between the organic insulating layer and the common electrode, and an active layer located between the common electrode and the first electrode. The projecting portion is located on the first electrode and projects in a direction towards the common electrode from the first electrode.
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公开(公告)号：US11620964B2
公开(公告)日：2023-04-04
申请号：US17343074
申请日：2021-06-09
Applicant: Japan Display Inc.
Inventor： Tomoyuki Ishihara , Kazuhiko Sako
IPC: G09G5/10 , G09G3/3275
Abstract: According to an aspect, a display device includes: a display panel that has a display area in which a plurality of pixels are arranged; a light source configured to illuminate the display area; a first control circuit configured to receive first signals corresponding to a first partial image to be displayed in a portion of the display area; and a second control circuit configured to receive second signals corresponding to a second partial image to be displayed in another portion of the display area. The light source has a plurality of light-emitting areas in each of which a light emission intensity is individually controllable. The first control circuit is configured to transmit lighting quantity information indicating the light emission intensity of each of the light-emitting areas to the second control circuit.
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公开(公告)号：US11620025B2
公开(公告)日：2023-04-04
申请号：US17497070
申请日：2021-10-08
Applicant: Japan Display Inc.
Inventor： Yuto Kakinoki , Makoto Hayashi , Takaaki Kono
Abstract: An input detection system includes a plurality of electrodes arrayed in a detection region, and an input support device including an LC circuit, a first electrode coupled to the LC circuit and arranged so as to overlap with at least equal to or more than one of the electrodes, and a housing accommodating therein at least the LC circuit. The housing is a conductor, and one end side of the LC circuit is coupled to the housing through a coupling member or a capacitor and another end side of the LC circuit is coupled to the first electrode.
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504.发明授权公开(公告)号：US11614838B2
公开(公告)日：2023-03-28
申请号：US17723738
申请日：2022-04-19
Applicant: Japan Display Inc.
Inventor： Makoto Hayashi , Yuto Kakinoki , Takaaki Kono
Abstract: An input detection system includes a display device with a detection function that includes a plurality of detection electrodes arrayed in a display region, an electronic apparatus case including an accommodation portion accommodating the display device with the detection function and a cover covering the display region of the display device with the detection function, and an input device that is mounted on the cover of the electronic apparatus case so as to rotate around a rotating axis extending in a normal direction to a surface of the cover and includes a first electrode and a second electrode facing the detection electrodes.
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公开(公告)号：US11614665B2
公开(公告)日：2023-03-28
申请号：US17159404
申请日：2021-01-27
Applicant: Japan Display Inc.
Inventor： Osamu Itou
IPC: G02F1/1343 , G02F1/1362
Abstract: According to one embodiment, a display device includes a first substrate, a second substrate opposed to the first substrate, and a liquid crystal layer provided between the first substrate and the second substrate. The first substrate includes a first signal line and a second signal line and being adjacent to each other in a first direction, a first scanning line and a second scanning line and being adjacent to each other in a second direction intersecting the first direction, a semiconductor layer connected to the first signal line and the first scanning line, a first transparent electrode in contact with the semiconductor layer, an organic insulating layer including a contact hole, and a second transparent electrode in contact with the first transparent electrode.
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Patent Agency Ranking
公开(公告)号：US11614650B2
公开(公告)日：2023-03-28
申请号：US17670623
申请日：2022-02-14
Applicant: Japan Display Inc.
Inventor： Tenfu Nakamura , Kentaro Okuyama , Kojiro Ikeda
IPC: G02F1/1333 , C09J7/00 , G02F1/1334 , F21V8/00
Abstract: According to one embodiment, a display device includes a first display panel including a first and second transparent substrate, a first liquid crystal layer, and a first light-emitting element, a second display panel including a third and fourth transparent substrate, a second liquid crystal layer and a second light emitting element, a filling member provided between the first and second display panel and having a refractive index equal to that of the first to fourth transparent substrates, a first light guide bonded to the first and second display panel, and a first adhesive member provided between the first display panel and the first light guide and between the second display panel and the first light guide.
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公开(公告)号：US11614569B2
公开(公告)日：2023-03-28
申请号：US17528599
申请日：2021-11-17
Applicant: Japan Display Inc.
Inventor： Kenichi Akutsu , Atsuko Imoto , Yoshio Maruoka
Abstract: According to an aspect, a detection device includes: a substrate that has a detection region; a plurality of photodiodes provided in the detection region; a plurality of lenses provided so as to overlap the respective photodiodes; and a plurality of dummy lenses that are provided in a peripheral region between an outer perimeter of the detection region and edges of the substrate and are provided so as not to overlap the photodiodes.
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公开(公告)号：US20230086503A1
公开(公告)日：2023-03-23
申请号：US17943368
申请日：2022-09-13
Applicant: Japan Display Inc.
Inventor： Makoto HASEGAWA , Nobuyuki SUZUKI , Masafumi OKADA
Abstract: The purpose of the present invention is to realize a lighting device which can be switched between an overall lighting and a local lighting with a single lighting device. The concrete structure is a lighting device including: a first light guide having a first major surface and a first back surface, and a first hole; a second light guide, disposed on the first light guide, and having a second major surface, a second back surface, and a second hole; a reflection sheet disposed under the first back surface of the first light guide; a liquid crystal lens disposed above the second major surface of the second light guide, in which first LEDs and second LEDs are disposed circumferentially along a side wall of the first hole and a side wall of the second hole, respectively, and the first LEDs and the second LEDs are displaced each other in azimuth direction.
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公开(公告)号：US11609463B2
公开(公告)日：2023-03-21
申请号：US17723468
申请日：2022-04-19
Applicant: Japan Display Inc.
Inventor： Akihiro Hanada
IPC: G02F1/1362 , G02F1/1343 , G02F1/1334 , G02F1/1368
Abstract: According to one embodiment, a display device includes a first substrate including a scanning line, a first inorganic insulating film, an oxide semiconductor, and a first light-shielding wall. The first inorganic insulating film, in planer view, includes a first groove formed between the oxide semiconductor and a light-emitting module. The first light-shielding wall is disposed on the first groove.
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公开(公告)号：US20230084997A1
公开(公告)日：2023-03-16
申请号：US17990384
申请日：2022-11-18
Applicant: Japan Display Inc.
Inventor： Shimon ITAKURA
IPC: G02F1/13357 , B60Q3/14 , B60Q3/62 , F21V8/00 , G02F1/01
Abstract: A display device having a curved display surface is provided and includes a back cover; a plurality of light guide plates supported by the back cover; a plurality of light sources configured to cause light to be incident on the light guide plates; and an optical sheet covering the light guide plates, wherein the optical sheet faces the light guide plates.
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