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公开(公告)号：US20200044177A1
公开(公告)日：2020-02-06
申请号：US16519403
申请日：2019-07-23
Applicant: LG Display Co., Ltd.
Inventor： Ho-Jin KIM , SeungMin BAIK , JiYeon PARK , Sul LEE , Sukhyeun JANG
Abstract: An electroluminescent display device includes: an electroluminescent display device, including: a substrate including: a first subpixel, and a second subpixel, a respective first electrode in each of the first subpixel and the second subpixel on the substrate, a trench in a boundary between the first subpixel and the second subpixel on the substrate, an emission layer on the first electrode, and in the first subpixel, the second subpixel, and the boundary between the first subpixel and the second subpixel, at least some of the emission layer being noncontiguous in the trench, a pore below the emission layer inside the trench, an upper end of the pore being relatively higher than at least some of the emission layer, and a second electrode on the emission layer.
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公开(公告)号：US20200043986A1
公开(公告)日：2020-02-06
申请号：US16526035
申请日：2019-07-30
Applicant: LG Display Co., Ltd.
Inventor： Ho-Jin KIM , Gyungmin KIM , Sul LEE
Abstract: An electroluminescent display apparatus includes: a substrate including: first to third subpixels, a circuit device layer including a driving thin-film transistor respectively in each of the first to third subpixels on the substrate, a first electrode respectively in each of the first to third subpixels, a light-emitting layer on the first electrodes, and a second electrode on the light-emitting layer, wherein the first electrode of the first subpixel includes: a first lower electrode, and a first upper electrode, wherein the first electrode of the second subpixel includes: a second lower electrode, and a second upper electrode, wherein a distance between the first lower electrode and the first upper electrode differs from a distance between the second lower electrode and the second upper electrode, and wherein the first lower electrode and the first upper electrode are electrically connected to each other through a first contact electrode therebetween.
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公开(公告)号：US20210125561A1
公开(公告)日：2021-04-29
申请号：US17082796
申请日：2020-10-28
Applicant: LG Display Co., Ltd.
Inventor： JeongHyeon CHOI , Sul LEE , Eunil CHO
IPC: G09G3/3258 , G09G3/3291 , G09G3/3266 , G09G3/20 , H01L27/32 , H01L51/52
Abstract: A light emitting display panel having a high resolution is provided. The light emitting display panel includes a plurality of pixels. Each of the plurality of pixels includes a first pixel circuit layer, a second pixel circuit layer, and a light emitting device layer. The first pixel circuit layer includes a first pixel circuit that includes a first layer electrode. The second pixel circuit layer includes a second pixel circuit that includes a second layer electrode which configures a first capacitor along with the first layer electrode. The light emitting device layer includes a light emitting device electrically connected to a driving transistor provided in the second pixel circuit layer.
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公开(公告)号：US20200043949A1
公开(公告)日：2020-02-06
申请号：US16521957
申请日：2019-07-25
Applicant: LG Display Co., Ltd.
Inventor： Sul LEE , DongWook CHOI , Minki KIM
Abstract: A light emitting display apparatus is disclosed. The light emitting display apparatus includes: a substrate; and a plurality of pixels disposed on a pixel area on the substrate. Each of the plurality of pixels includes: a first circuit layer including a first pixel circuit including a driving transistor; a second circuit layer overlapping the first circuit layer, wherein the second circuit layer includes a second pixel circuit including a data supply transistor configured to supply a data signal to the first pixel circuit; a circuit insulating layer between the first circuit layer and the second circuit layer; and a light emitting diode layer including a light emitting diode electrically connected with the first pixel circuit.
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公开(公告)号：US20250029968A1
公开(公告)日：2025-01-23
申请号：US18709398
申请日：2022-09-06
Applicant: LG ELECTRONICS INC. , LG DISPLAY CO., LTD.
Inventor： Wonseok CHOI , Sul LEE , Minseok KIM
Abstract: A display device according to an embodiment includes: a substrate; a plurality of assembly lines disposed on the substrate and including first assembly lines and second assembly lines which are alternately arranged; a planarization layer having a plurality of openings which overlap the plurality of assembly lines respectively; a plurality of light-emitting elements disposed in the plurality of openings respectively; and a plurality of conductive connection members disposed in the plurality of openings respectively to electrically connect the plurality of assembly lines and the plurality of light-emitting elements to each other, wherein the planarization layer protrudes more inwardly of the plurality of openings than one end of the respective assembly lines, and one end of the respective assembly lines is exposed from the planarization layer and comes into contact with the plurality of conductive connection members.
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Patent Agency Ranking
公开(公告)号：US20240276792A1
公开(公告)日：2024-08-15
申请号：US18643801
申请日：2024-04-23
Applicant: LG Display Co., Ltd.
Inventor： Sul LEE , Jonghyeok LIM , Hyoungsu KIM
IPC: H10K59/123 , G06F3/041 , G06F3/044 , H10K59/121 , H10K59/131 , H10K59/35 , H10K59/40
CPC classification number: H10K59/123 , G06F3/0412 , G06F3/04164 , G06F3/0448 , H10K59/121 , H10K59/131 , G06F3/0446 , H10K59/351 , H10K59/40
Abstract: A display device can include light emitting parts corresponding to pixel electrodes located in a display area; a plurality of transmission parts, each disposed among the light emitting parts adjacent to each other; and a touch metal including first touch metals extending in a first direction and second touch metals extending in a second direction on the pixel electrodes. Also, each of the pixel electrodes includes sub-pixel electrodes, and each of which is divided into parts, and a portion of the first touch metals is disposed between the divided parts of the sub-pixel electrode, and the other portion of the first touch metals is disposed between the sub-pixel electrodes disposed adjacently to each other in the second direction, and the second touch metals are disposed between the sub-pixel electrodes disposed adjacently to each other in the first direction.
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公开(公告)号：US20240186472A1
公开(公告)日：2024-06-06
申请号：US18285190
申请日：2022-03-31
Applicant: LG DISPLAY CO., LTD. , LG ELECTRONICS INC.
Inventor： Doohyun YOON , Hun JANG , Sul LEE , Hooyoung SONG
IPC: H01L33/62 , H01L25/075 , H01L33/38
CPC classification number: H01L33/62 , H01L25/0753 , H01L33/382
Abstract: A display device including a semiconductor light emitting device according to an embodiment can include a substrate, first assembly wiring and second assembly wiring alternately arranged on the substrate and spaced apart from each other, a planarization layer disposed on the first assembly wiring and the second assembly wiring and having a first opening, and a light emitting device disposed inside the first opening, wherein the first electrode overlaps the plurality of first assembly wirings and the plurality of second assembly wirings. The first electrode may be electrically connected to one of the first assembly wiring and the second assembly wiring.
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公开(公告)号：US20220171484A1
公开(公告)日：2022-06-02
申请号：US17526733
申请日：2021-11-15
Applicant: LG Display Co., Ltd.
Inventor： Sul LEE , Jonghyeok LIM , Hyoungsu KIM
Abstract: A display device is proposed, in which a sub-pixel electrode is divided into a plurality of parts and a touch metal is disposed between the divided plurality of parts, thereby improving transmittance and touch sensitivity of the display device.
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公开(公告)号：US20250023002A1
公开(公告)日：2025-01-16
申请号：US18713565
申请日：2022-10-11
Applicant: LG ELECTRONICS INC. , LG DISPLAY CO., LTD.
Inventor： Youngdo KIM , Juhyun NAM , Hun JANG , Sul LEE , Minseok KIM , Hyeseon EOM , Moonsun LEE
Abstract: A display device including a semiconductor light emitting device according to an embodiment may include a substrate, a first assembly wiring and a second assembly wiring arranged to be spaced apart from each other on the substrate, a planarization layer disposed on the first assembly wiring and the second assembly wiring and having an opening overlapping the first assembly wiring and the second assembly wiring, a light emitting device including a first electrode placed inside the opening and electrically connected to the first assembly wiring, and wherein the opening includes a main opening and one or more auxiliary openings that are connected to the main opening and are smaller than the main opening.
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公开(公告)号：US20240347548A1
公开(公告)日：2024-10-17
申请号：US18293076
申请日：2022-06-30
Applicant: LG ELECTRONICS INC. , LG DISPLAY CO., LTD.
Inventor： Kyuhyun BANG , Sul LEE , Hun JANG , Minseok KIM
CPC classification number: H01L27/1244 , H01L25/167 , H01L27/1248
Abstract: A display device according to an embodiment includes a substrate, a first assembly wiring and second assembly wiring alternately arranged on the substrate and spaced apart from each other, an insulating layer disposed on the first assembly wiring or the second assembly wiring, a planarization layer disposed on the first assembly wiring and the second assembled wiring and having an opening, and a light emitting device disposed inside the opening and the first electrode overlapping the first assembly wiring and the second assembly wiring.
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