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公开(公告)号:US10714559B2
公开(公告)日:2020-07-14
申请号:US15405132
申请日:2017-01-12
发明人: Joon Gu Lee , Yeon Hwa Lee , Se Hoon Jeong , Ji Young Choung , Man Ho Kim , Jae Ik Kim , Jin Baek Choi
摘要: According to an exemplary embodiment of the present disclosure, an organic light emitting element includes: a first electrode; a second electrode overlapping the first electrode; and an emission layer disposed between the first electrode and the second electrode, wherein at least one of the first electrode and the second electrode includes a metal layer including a first material, an oxidation layer including a second material and disposed on two opposing surfaces of the metal layer, and a barrier layer disposed at a surface of the oxidation layer, and the second material has a smaller Gibbs free energy than that of the first material.
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公开(公告)号:US10158094B2
公开(公告)日:2018-12-18
申请号:US15613728
申请日:2017-06-05
发明人: Joon Gu Lee , Jae Sik Kim , Yeon Hwa Lee , Se Hoon Jeong
摘要: Disclosed is an organic light emitting diode, including a cathode electrode and an anode electrode positioned above the cathode electrode. An emitting layer is positioned between the cathode electrode and the anode electrode. An electron transporting unit is positioned between the cathode electrode and the emitting layer. The electron transporting unit is configured to inject and transport electrons to the emitting layer. A buffer layer is disposed between the cathode electrode and the electron transporting unit. The buffer layer includes an organic layer and a metallic layer disposed on the organic layer.
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公开(公告)号:US11882744B2
公开(公告)日:2024-01-23
申请号:US17232876
申请日:2021-04-16
发明人: Seung Wook Kwon , Jeong Seok Lee , Se Hoon Jeong , Woo Yong Sung , Seung Gun Chae , Seung Yeon Chae
IPC分类号: H01L27/32 , G09F9/302 , H10K59/18 , H10K59/131
CPC分类号: H10K59/18 , G09F9/3026 , H10K59/131
摘要: A tiled display includes a first display device comprising a first display area and a first pad area having grooves, and a second display device comprising a second display area and a second pad area overlapping the second display area, the second pad area having protrusions, wherein the protrusions are inserted into the grooves to connect the first pad area with the second pad area.
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公开(公告)号:US11793025B2
公开(公告)日:2023-10-17
申请号:US17336873
申请日:2021-06-02
发明人: Jeong Seok Lee , Seung Wook Kwon , Jae Sik Kim , Woo Yong Sung , Seo Yeon Lee , Ung-Soo Lee , Se Hoon Jeong , Seung Gun Chae , Seung-Yeon Chae
IPC分类号: H01L51/00 , H01L51/52 , H01L27/14 , H01L27/32 , G02F1/13 , G06F1/16 , G09F9/30 , H01L27/146 , G02F1/1333
CPC分类号: H01L51/5253 , H01L51/0097 , G02F1/133331 , G06F1/1641 , G06F1/1652 , H01L27/14678 , H01L27/323 , H01L27/3265 , H01L27/3272 , H01L27/3276 , H01L51/529 , H01L51/5281 , H01L2251/301 , H01L2251/5338
摘要: A display device includes a substrate and a protection film disposed on a rear side of the substrate. The substrate includes a first portion including a display area and having a first width, and a second portion extending from the first portion and having a second width narrower than the first width. The protection film includes a cavity at a border portion of the first portion and the second portion of the substrate.
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公开(公告)号:US11929386B2
公开(公告)日:2024-03-12
申请号:US17349495
申请日:2021-06-16
发明人: Se Hoon Jeong , Seung Wook Kwon , Seo Yeon Lee , Seung Gun Chae , Woo Yong Sung , Seung Yeon Chae
CPC分类号: H01L27/156 , G09F9/33 , H01L33/56 , H01L33/62
摘要: A display device includes a display layer including pixels each including at least one transistor, a connection wiring electrically connected to the at least one transistor and exposed to a lower surface of the display layer through a first contact hole in the display layer, a base member disposed under the display layer and including a first hole exposing the connection wiring exposed to the lower surface of the display layer, a first lower protective layer disposed on a lower surface of the base member and including a second hole overlapping the first hole, a pad portion disposed on a lower surface of the first lower protective layer, and a lead line disposed on the lower surface of the first lower protective layer and electrically connecting the pad portion and the connection wiring. A tiled display device includes multiple display devices.
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公开(公告)号:US11735601B2
公开(公告)日:2023-08-22
申请号:US17370477
申请日:2021-07-08
IPC分类号: H01L27/12 , H01L23/00 , H01L25/16 , H10K50/844 , H10K59/131 , H10K71/00 , H10K59/12
CPC分类号: H01L27/124 , H01L24/02 , H01L24/05 , H01L25/167 , H01L27/1262 , H10K50/844 , H10K59/131 , H10K71/00 , H01L24/08 , H01L2224/02372 , H01L2224/02381 , H01L2224/05569 , H01L2224/08225 , H10K59/1201
摘要: A display device includes a substrate including a first surface and a second surface, pixels and first lines disposed on the first surface of the substrate, a first protective layer disposed on the second surface of the substrate and overlapping the pixels and the first lines, via holes penetrating the substrate and the first protective layer and exposing an area of each of the first lines, second lines disposed on a surface of the first protective layer and electrically connected to the first lines through the via holes, respectively, and pads disposed on the surface of the first protective layer and electrically connected to the second lines, respectively. The first protective layer includes openings corresponding to the via holes and also includes a photoresist material.
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