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公开(公告)号:US20240248349A1
公开(公告)日:2024-07-25
申请号:US18414567
申请日:2024-01-17
Applicant: Japan Display Inc.
Inventor: Koichi OKUDA , Shinichi KOMURA
IPC: G02F1/13357 , G02F1/13363 , G06F3/01
CPC classification number: G02F1/133615 , G02F1/13363 , G06F3/011
Abstract: A display device includes a display panel, a lighting device configured to illuminate the display panel, an optical element configured to collect light transmitted through the display panel to user's eyes, and a drive circuit configured to drive the display panel based on an image signal having information on an image. The lighting device comprises a plurality of light-emitting elements emitting light having colors different from each other, and the drive circuit generates a plurality of color resolved images obtained by resolving the image for each color of the light, based on the image signal, adjusts sizes of the color resolved images based on the colors of the light, and displays the color resolved images on the display panel.
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公开(公告)号:US20240244888A1
公开(公告)日:2024-07-18
申请号:US18420770
申请日:2024-01-24
Applicant: Japan Display Inc.
Inventor: Masaru TAKAYAMA
IPC: H10K59/122 , H10K59/12 , H10K59/80
CPC classification number: H10K59/122 , H10K59/1201 , H10K59/80521 , H10K59/873
Abstract: According to one embodiment, a display device includes a substrate, a lower electrode, a rib, a partition including a lower portion and an upper portion, an organic layer provided on the lower electrode and including a light emitting layer, and an upper electrode provided on the organic layer and in contact with the lower portion of the partition. The organic layer includes a first end portion located on the rib, and a second end portion located on the rib on an opposite side of the first end portion. A thickness of the upper electrode immediately above the second end portion is greater than a thickness of the upper electrode immediately above the first end portion.
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公开(公告)号:US20240241579A1
公开(公告)日:2024-07-18
申请号:US18405086
申请日:2024-01-05
Applicant: Japan Display Inc.
Inventor: Makoto MIYAO
IPC: G06F3/01 , G02F1/1347
CPC classification number: G06F3/013 , G02F1/13471
Abstract: A transparent display apparatus includes a first substrate having a first surface, a second substrate having a second surface, a display layer having pixels, a display region provided in a region where the first substrate, the second substrate, and the display layer overlap, a controller, and a sensor device for detecting a viewpoint of the first user. The controller displays a plurality of individually selectable selection images toward the first user in the display region (screen), determines a gaze image, which is the selection image gazed by the first user, from detection information of the sensor device, and controls a state of pixels so that the corresponding image based on the gaze image is displayed to the second user on an opposite side to the first user.
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公开(公告)号:US12038653B2
公开(公告)日:2024-07-16
申请号:US17305403
申请日:2021-07-07
Applicant: Japan Display Inc.
Inventor: Hitoshi Tanaka
IPC: H01L27/12 , G02F1/1343 , G02F1/1362 , G02F1/1368 , H01L29/417
CPC classification number: G02F1/134309 , G02F1/136227 , G02F1/1368 , H01L27/1225 , H01L27/1248 , H01L29/41733
Abstract: According to one embodiment, a display device includes a first inorganic insulating film covering an oxide semiconductor layer and a protective metal layer, a second inorganic insulating film covering a gate electrode, a first connection electrode in contact with the protective metal layer at a first opening portion which penetrates through the first inorganic insulating film and the second inorganic insulating film, a first organic insulating film covering the first connection electrode, and a second connection electrode in contact with the first connection electrode at a second opening portion which penetrates through the first organic insulating film, wherein the second opening portion is located above the first opening portion.
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公开(公告)号:US12038648B2
公开(公告)日:2024-07-16
申请号:US18342841
申请日:2023-06-28
Applicant: Japan Display Inc.
Inventor: Masafumi Okada , Shinichi Komura , Ken Onoda
IPC: G02F1/13357 , G02F1/1335
CPC classification number: G02F1/133621 , G02F1/133609 , G02F1/133613 , G02F1/133603
Abstract: According to one embodiment, an illumination device includes red light emitting elements, green light emitting elements and blue light emitting elements opposing a first side surface of a first light guide, and the red light emitting elements, the green light emitting elements and the blue light emitting elements are disposed along the first side surface in a third direction that intersects the first direction and the second direction, and, arranged to be symmetrical with respect to a central axis of the third direction of the first side surface.
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公开(公告)号:US20240231136A9
公开(公告)日:2024-07-11
申请号:US18490130
申请日:2023-10-19
Applicant: Japan Display Inc.
Inventor: Masayuki IKARI , Akihiko FUJISAWA
CPC classification number: G02F1/1309 , G09G3/006
Abstract: A method for inspecting a semiconductor device in which each of a plurality of reflective elements includes a liquid crystal. The method includes the steps of acquiring a first capacitance corresponding to each of the plurality of reflective elements after inputting a first voltage signal to the semiconductor device so that a dielectric constant of the liquid crystal is in a predetermined first state in each of the plurality of reflective elements, acquiring a second capacitance corresponding to each of the plurality of reflective elements after inputting a second voltage signal to the semiconductor device so that a dielectric constant of the liquid crystal is in a predetermined second state in each of the plurality of reflective elements, calculating a difference value between the first capacitance and the second capacitance, and determining whether the difference value is less than or equal to a predetermined threshold value.
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公开(公告)号:US20240227375A9
公开(公告)日:2024-07-11
申请号:US18379885
申请日:2023-10-13
Applicant: Japan Display Inc.
Inventor: Shuichi OSAWA , Yoshikatsu IMAZEKI , Yoichi KAMIJO , Koichi MIYASAKA , Yoshifumi KAMEI
IPC: B32B37/12 , G02F1/1335
CPC classification number: B32B37/12 , G02F1/133514 , B32B2457/20 , G02F2202/28
Abstract: A method for manufacturing a display device includes applying an adhesive to a display panel having a display surface where an image is displayed and an opposite surface on an opposite side of the display surface, on the opposite surface, sprinkling a gap member of a given size on the opposite surface of the display panel to which the adhesive has been applied, and sticking together a board surface of a color separation element and the opposite surface of the display panel on which the gap member has been sprinkled, with the adhesive between the board surface and the opposite surface, the color separation element dispersing light from a light source and emitting a plurality of rays of separated light with wavelengths different from each other.
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公开(公告)号:US20240220041A1
公开(公告)日:2024-07-04
申请号:US18604859
申请日:2024-03-14
Applicant: Japan Display Inc.
Inventor: Koji Ishizaki , Kouji Noguchi
IPC: G06F3/041 , G02F1/133 , G02F1/1333 , G02F1/1335 , G02F1/1343 , G06F3/044
CPC classification number: G06F3/0412 , G02F1/13306 , G02F1/13338 , G02F1/133514 , G02F1/133528 , G02F1/134309 , G06F3/0445 , G06F3/0446
Abstract: A display device including a substrate, a plurality of pixel electrodes arranged in a form of a matrix in a plane parallel with the substrate, a display functional layer exerting an image display function on a basis of an image signal supplied to the plurality of pixel electrodes, a driving electrode opposed to the plurality of pixel electrodes, and a plurality of detecting electrodes arranged in a form of a plane opposed to the driving electrode, separated and arranged at a pitch of a natural number multiple of an arrangement pitch of the pixel electrodes in one direction in the arrangement plane, and each capacitively coupled with the driving electrode.
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公开(公告)号:US12027531B2
公开(公告)日:2024-07-02
申请号:US17501014
申请日:2021-10-14
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.
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公开(公告)号:US12025898B2
公开(公告)日:2024-07-02
申请号:US18322024
申请日:2023-05-23
Applicant: Japan Display Inc.
Inventor: Hideki Shiina
IPC: G02F1/1368 , G02F1/1362
CPC classification number: G02F1/1368 , G02F1/136227 , G02F2201/121 , G02F2201/123
Abstract: According to one embodiment, a display device includes a switching element, a common electrode, an insulating film covering the common electrode, a first pixel electrode electrically connected to the switching element in a first contact hole penetrating the insulating film, and a transparent conductive film electrically connected to the common electrode in a second contact hole penetrating the insulating film. The first pixel electrode and the transparent conductive film are arranged in a first direction in a same layer. A size of the first contact hole and a size of the second contact hole are different from each other in planar view.
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