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公开(公告)号：US11974467B2
公开(公告)日：2024-04-30
申请号：US17548707
申请日：2021-12-13
申请人： Japan Display Inc.
发明人： Kenta Kajiyama , Masakazu Kaida
IPC分类号： H10K59/123 , H10K59/124 , H10K59/12
CPC分类号： H10K59/123 , H10K59/124 , H10K59/1201
摘要： A display device and manufacturing method thereof with a high level of reliability is provided without increasing the number of manufacturing processes. The display device includes a first conductor, a first insulation layer including a first contact hole exposing a part of the first conductor, a second insulation layer including a second contact hole exposing at least a part of the first contact hole and a part of a surface of the first insulation layer, a pixel electrode overlapping a part of the second contact hole and electrically connected to the first conductor, and a third insulation layer contacting the first insulation layer via the second contact hole.
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公开(公告)号：US11974465B2
公开(公告)日：2024-04-30
申请号：US18194921
申请日：2023-04-03
发明人： Xin Mou , Yongfu Diao
IPC分类号： G09G3/30 , G09G3/20 , G09G3/3233 , H10K59/121 , H10K59/126 , H10K59/131 , H10K71/00 , G06F3/038 , H01L27/12 , H10K59/12 , H10K59/35
CPC分类号： H10K59/1213 , G09G3/2003 , G09G3/3233 , H10K59/1216 , H10K59/126 , H10K59/131 , H10K71/00 , G06F3/038 , G09G3/30 , G09G2300/0426 , G09G2300/0443 , G09G2310/061 , H01L27/1222 , H10K59/1201 , H10K59/352
摘要： A display substrate and a display device are provided. The display substrate includes sub-pixels and a light emitting control signal line. The sub-pixel includes an organic light emitting element and a pixel circuit, the organic light emitting element includes a second electrode, the pixel circuit includes a driving transistor and a first light emitting control transistor, and the pixel circuit further includes a connection structure. In the second color sub-pixel, a first electrode of the first light emitting control transistor is electrically connected with the connection structure through a first connection hole, and the connection structure is electrically connected with the second electrode through a second connection hole, the first connection hole and the second connection hole are located on both sides of the light emitting control signal line. In the third color sub-pixel, the second electrode does not overlap with a channel of the driving transistor.
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公开(公告)号：US11974454B2
公开(公告)日：2024-04-30
申请号：US17437339
申请日：2019-03-11
发明人： Hiroki Kawamura , Keiji Aota , Motoji Shiota
IPC分类号： H01L51/56 , H01L21/32 , H01L51/00 , H10K50/844 , H10K59/12 , H10K71/00 , H10K71/80 , H10K77/10 , H10K102/00
CPC分类号： H10K50/844 , H10K59/12 , H10K71/00 , H10K71/80 , H10K77/111 , H10K59/1201 , H10K2102/311
摘要： A display device is provided with a first adhesive layer formed on a sealing layer in a display region and a flexible sheet formed on a resin layer on an opposite side of a TFT layer, in which a first inorganic insulating layer has a first slit, the flexible sheet has a second slit, and the first adhesive layer is formed in a state of extending from the display region to a frame region, and overlapping with the first slit and the second slit.
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公开(公告)号：US11974451B2
公开(公告)日：2024-04-30
申请号：US17432371
申请日：2020-09-29
发明人： Lili Du , Hongjun Zhou
IPC分类号： H10K50/842 , H10K59/131 , H10K71/00 , H01L25/18 , H10K59/12
CPC分类号： H10K50/8426 , H10K59/131 , H10K71/00 , H01L25/18 , H10K59/1201
摘要： A display substrate, a method for manufacturing the same and a display device. In the display substrate, a sealant region includes: a corner sealant region, a lead-in sealant region, and a first sealant region on a first side of a display area. The corner sealant region is provided with an encapsulation base layer. A non-display area is provided with a second power line, a gate drive circuit and multiple first signal lines configured to provide signals to the gate drive circuit. The second power line includes a power line corner portion and a first power line portion, the first power line portion overlaps the first sealant region, and the first power line portion extends in a first direction. A target portion of each first signal line is at least located in the corner sealant region.
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175.发明公开公开(公告)号：US20240138223A1
公开(公告)日：2024-04-25
申请号：US18277791
申请日：2022-02-09
发明人： Shunpei YAMAZAKI , Kenichi OKAZAKI , Daiki NAKAMURA , Rai SATO
CPC分类号： H10K59/38 , H10K59/1201 , H10K71/60 , H10K2102/103
摘要： A high-definition or high-resolution display apparatus is provided. The display apparatus includes a first light-emitting device, a second light-emitting device, a first insulating layer, and a second insulating layer. The first light-emitting device includes a first pixel electrode, a first light-emitting layer over the first pixel electrode, and a common electrode over the first light-emitting layer. The second light-emitting device includes a second pixel electrode, a second light-emitting layer over the second pixel electrode, and the common electrode over the second light-emitting layer. Each of an end portion of the first pixel electrode and an end portion of the second pixel electrode is covered with the first insulating layer. The second insulating layer is positioned over the first insulating layer. The second insulating layer covers each of a side surface of the first light-emitting layer and a side surface of the second light-emitting layer.
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公开(公告)号：US20240138215A1
公开(公告)日：2024-04-25
申请号：US18489076
申请日：2023-10-17
发明人： JUCHAN PARK , YOOMIN KO , SUNHO KIM , Hyewon KIM , JONGHEE PARK , PILSUK LEE , CHUNG SOCK CHOI , SUNGJIN HONG
IPC分类号： H10K59/131 , H10K59/12
CPC分类号： H10K59/131 , H10K59/1201
摘要： Provided is a method for manufacturing a display panel, the method includes forming a driving element layer including a transistor and a first insulation layer on a base layer; forming a contact-hole partially exposing the transistor; and providing a connection wiring electrically connected to the transistor through the contact-hole on the first insulation layer. The method includes forming a first tip portion by performing a primary etching on the connection wiring; providing the first tip portion exposed by the first open region as a second preliminary tip portion; and forming a second tip portion by performing a secondary etching on the second preliminary tip portion.
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公开(公告)号：US20240130182A1
公开(公告)日：2024-04-18
申请号：US18395785
申请日：2023-12-26
发明人： Hun KIM , Yong Jin KIM , Soon Jung WANG , Keun Soo LEE , Jae Ho LEE , Kyung Chan CHAE
IPC分类号： H10K59/131 , G01N27/20 , H10K50/844 , H10K59/121 , H10K59/122 , H10K71/70
CPC分类号： H10K59/131 , G01N27/20 , H10K50/844 , H10K59/1213 , H10K59/122 , H10K71/70 , H10K59/1201
摘要： A display is provided. The display device includes a display area and a non-display area located around the display area; a base layer; an organic light-emitting diode (OLED) that is located on the base layer in the display area; and a first crack detection line that is located on the base layer in the non-display area; wherein the first crack detection line comprises a first line that extends substantially in a first direction along a first edge of the display area, a second line that is separated from the first line and extends substantially in the first direction, and a third line that is connected to an end of the first line and an end of the second line, wherein a cross-sectional shape of the first line in a second direction crossing the first direction is inversely tapered.
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公开(公告)号：US20240130170A1
公开(公告)日：2024-04-18
申请号：US18395429
申请日：2023-12-22
发明人： Seongkweon Heo , Chungi You
IPC分类号： H10K59/123 , H10K59/00 , H10K71/00
CPC分类号： H10K59/123 , H10K59/00 , H10K71/00 , H10K59/1201
摘要： A display apparatus includes: a semiconductor layer on a substrate; a gate insulating layer on the substrate and covering the semiconductor layer; a gate electrode on the gate insulating layer and at least partially overlapping the semiconductor layer; an interlayer insulating layer on the gate electrode; and an electrode layer on the interlayer insulating layer and electrically connected to the semiconductor layer, wherein the interlayer insulating layer comprises a first portion and a second portion extending from the first portion, and the electrode layer is on the first portion of the interlayer insulating layer, and a step is provided by a difference in thicknesses of the first portion and the second portion.
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公开(公告)号：US20240130167A1
公开(公告)日：2024-04-18
申请号：US18487143
申请日：2023-10-16
申请人： Japan Display Inc.
发明人： Arichika ISHIDA
IPC分类号： H10K59/122 , H10K59/12 , H10K59/80
CPC分类号： H10K59/122 , H10K59/1201 , H10K59/8722 , H10K2102/351
摘要： According to an embodiment, a display device includes a lower electrode, a rib including a pixel aperture which overlaps the lower electrode, a partition which includes a lower portion provided on the rib, a first layer provided on the lower portion and protruding from a side surface of the lower portion, and a second layer provided on the first layer and having a width less than a width of the first layer, an organic layer which covers the lower electrode through the pixel aperture and emits light based on application of voltage, and an upper electrode which covers the organic layer and is in contact with the side surface of the lower portion.
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公开(公告)号：US20240130160A1
公开(公告)日：2024-04-18
申请号：US18378487
申请日：2023-10-10
申请人： eMagin Corporation
发明人： Fangchao ZHAO , Howard LIN , Ilyas I. KHAYRULLIN , Kerry TICE , Timothy CONSIDINE , Laurie SZIKLAS , Amalkumar P. GHOSH
IPC分类号： H10K59/121 , H10K50/19 , H10K59/12
CPC分类号： H10K59/121 , H10K50/19 , H10K59/1201 , H10K2102/351
摘要： A tandem OLED display is provided, including a substrate backplane, an anode layer, at least two stacked OLED layers, each OLED layer comprising a plurality of pixels, at least one charge generation layer (CGL), wherein each CGL is disposed between two adjacent stacked OLED layers, and a cathode layer. At least one of the CGLs is patterned wherein a pattern provides gaps between each of the plurality of pixels.
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