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公开(公告)号：US20190252634A1
公开(公告)日：2019-08-15
申请号：US16368366
申请日：2019-03-28
Applicant: LG Display Co., Ltd.
Inventor： SeJune KIM , Joonsuk Lee , SoJung Lee , Jin-Hee Jang , Jonghyeok Im , JaeSung Lee
CPC classification number: H01L51/5212 , H01L27/124 , H01L27/1248 , H01L27/3246 , H01L27/3248 , H01L27/3258 , H01L27/326 , H01L27/3262 , H01L27/3276 , H01L51/0023 , H01L51/5203 , H01L51/5221 , H01L51/5228 , H01L51/5237 , H01L51/56 , H01L2227/323
Abstract: Provided are an organic light-emitting display apparatus and a method of manufacturing the same. An organic light-emitting display apparatus includes: a substrate including an active area and a pad area, an anode electrode in the active area, an organic emission layer on the anode electrode, a cathode electrode on the organic emission layer, an auxiliary electrode connected to the cathode electrode, a signal pad in the pad area, and a first pad electrode connected to the signal pad, the first pad electrode covering a top of the signal pad, the first pad electrode being configured to prevent the top of the signal pad from being corroded, wherein the auxiliary electrode includes a first auxiliary electrode and a second auxiliary electrode connected to the first auxiliary electrode through a contact hole, and wherein the first pad electrode includes a same material as the first auxiliary electrode.
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公开(公告)号：US20180204894A1
公开(公告)日：2018-07-19
申请号：US15918817
申请日：2018-03-12
Applicant: LG Display Co., Ltd.
Inventor： Jin-Hee JANG , SeJune KIM , SoJung LEE
CPC classification number: H01L27/3246 , H01L51/0023 , H01L51/5203 , H01L51/5228 , H01L51/56
Abstract: A method of manufacturing an organic light emitting display (OLED) device can include providing an anode electrode and an auxiliary electrode on a substrate; providing a first bank on the auxiliary electrode; providing a second bank between the auxiliary electrode and the anode electrode, in which the second bank is spaced apart from the first bank; providing an organic emitting layer on the anode electrode; and providing a cathode electrode on the organic emitting layer, in which a width of an upper surface of the first bank is larger than a width of a lower surface of the first bank, and the cathode electrode is connected with the auxiliary electrode via a gap space between the first bank and the second bank.
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3.发明申请公开(公告)号：US20160351638A1
公开(公告)日：2016-12-01
申请号：US15166970
申请日：2016-05-27
Applicant: LG DISPLAY CO., LTD.
Inventor： Jonghyeok IM , SeJune KIM , Joonsuk LEE , SoJung LEE , Jin-Hee JANG , JaeSung LEE
CPC classification number: H01L27/3246 , H01L27/3276 , H01L27/3279 , H01L51/5228 , H01L51/5237 , H01L2251/5315
Abstract: Discussed is an organic light emitting display device that may include an active area and a pad area on a substrate, wherein the active area includes an anode electrode, an organic emitting layer, a cathode electrode, and an auxiliary electrode connected with the cathode electrode and provided in the same layer as the anode electrode, and the pad area includes a signal pad, and a passivation layer for covering a lateral surface of the signal pad, wherein the passivation layer has a contact hole for exposing an upper surface of the signal pad. Also, the signal pad includes a lower signal pad, a central signal pad and an upper signal pad, and the central signal pad is surrounded by the lower signal pad, the upper signal pad and the passivation layer.
Abstract translation: 讨论了可以在基板上包括有源区域和焊盘区域的有机发光显示装置，其中有源区域包括阳极电极，有机发光层，阴极电极和与阴极连接的辅助电极，以及 提供在与阳极电极相同的层中，并且焊盘区域包括信号焊盘和用于覆盖信号焊盘的侧表面的钝化层，其中钝化层具有用于暴露信号焊盘的上表面的接触孔 。 此外，信号焊盘包括下信号焊盘，中央信号焊盘和上信号焊盘，并且中心信号焊盘被下信号焊盘，上信号焊盘和钝化层包围。
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4.发明公开公开(公告)号：US20240040922A1
公开(公告)日：2024-02-01
申请号：US18378468
申请日：2023-10-10
Applicant: LG DISPLAY CO., LTD.
Inventor： Joonsuk LEE , SeJune KIM , Dohyung KIM , Saemleenuri LEE
IPC: H10K77/10 , H10K50/844 , H10K50/86 , H10K59/38 , H10K59/124 , H10K71/00 , H10K71/20
CPC classification number: H10K77/111 , H10K50/844 , H10K50/865 , H10K59/38 , H10K59/124 , H10K71/00 , H10K71/233 , H10K59/1201
Abstract: A transparent organic light emitting display apparatus includes a pixel area having an emission area and a transmission area disposed adjacent to the emission area, where the emission area is configured to display an image and the transmission area configured to pass external light. The transmission area includes a planarization layer covering a thin film transistor of the emission area, and including an overhanging portion, an encapsulation layer disposed on the planarization layer, and an undercut area disposed below the overhanging portion of the planarization layer and filled by the encapsulation layer. The transmission area further includes an emission layer, a cathode electrode, and the encapsulation layer covering the overhanging portion of the planarization layer. The emission layer, the cathode electrode and the encapsulation layer are disposed on the undercut area.
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公开(公告)号：US20230077299A1
公开(公告)日：2023-03-09
申请号：US17939240
申请日：2022-09-07
Applicant: LG Display Co., Ltd.
Inventor： Joonsuk LEE , SeJune KIM
Abstract: Disclosed is a light emitting display device including a circuit layer having a thin film transistor and an auxiliary power electrode over a substrate, a protective layer overlaying the circuit layer, a contact portion configured to expose a portion of the auxiliary power electrode, an eaves structure disposed over a portion of the auxiliary power electrode and configured to have an undercut region, a pixel electrode disposed over the protective layer and connected to the thin film transistor, a light emitting layer disposed over the pixel electrode, and a common electrode disposed over the light emitting layer and connected to the auxiliary power electrode in the undercut region of the eaves structure, wherein the eaves structure is made of a single material.
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Patent Agency Ranking
6.发明申请公开(公告)号：US20220231240A1
公开(公告)日：2022-07-21
申请号：US17712878
申请日：2022-04-04
Applicant: LG DISPLAY CO., LTD.
Inventor： Joonsuk LEE , SeJune KIM , Dohyung KIM , Saemleenuri LEE
Abstract: A method of manufacturing a transparent organic light emitting display apparatus having an emission area, and a transmission area disposed adjacent to the emission area and configured to pass external light therethrough, includes sequentially forming an interlayer dielectric and a first protection layer on a first substrate, patterning a planarization layer over the first protection layer, forming an organic light emitting device over the planarization layer, forming an encapsulation layer and an encapsulation substrate over the organic light emitting device, and exposing and etching at least some portions of the transmission area by using photolithography after the patterning of the planarization layer.
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公开(公告)号：US20180323244A1
公开(公告)日：2018-11-08
申请号：US16035308
申请日：2018-07-13
Applicant: LG DISPLAY CO., LTD.
Inventor： Jonghyeok IM , SeJune KIM , Joonsuk LEE , SoJung LEE , Jin-Hee JANG , JaeSung LEE
CPC classification number: H01L27/3246 , H01L27/3276 , H01L27/3279 , H01L51/5228 , H01L51/5237 , H01L2251/5315
Abstract: A method of manufacturing an organic light emitting display device can include providing a source electrode, a drain electrode and a signal pad on a substrate; providing a passivation layer on the source electrode, the drain electrode and the signal pad, providing a planarization layer on the passivation layer; providing a anode electrode connected with the source electrode or drain electrode, and providing an auxiliary electrode spaced apart from the anode electrode; providing a contact hole for exposing the signal pad by removing a predetermined portion of the passivation layer; providing a bank on one side and the other side of the anode electrode and one side and the other side of the auxiliary electrode; providing an organic emitting layer on the anode electrode; and providing a cathode electrode connected with the auxiliary electrode and provided on the organic emitting layer, in which the signal pad includes a lower signal pad, a central signal pad and an upper signal pad, and the central signal pad is surrounded by the lower signal pad, the upper signal pad and the passivation layer.
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公开(公告)号：US20230217736A1
公开(公告)日：2023-07-06
申请号：US17993669
申请日：2022-11-23
Applicant: LG Display Co., Ltd.
Inventor： Howon CHOI , SeJune KIM
IPC: H01L27/32
CPC classification number: H01L27/3272 , H01L27/3276
Abstract: A thin film transistor array substrate can include a substrate having a plurality of subpixel areas in which a gate line, a data line and a power line are formed to cross one another, a first shielding layer provided on the substrate in any one of the plurality of subpixel areas, a first buffer layer provided on the first shielding layer, a second shielding layer provided on the first buffer layer to overlap the first shielding layer, a second buffer layer provided on the second shielding layer, and a thin film transistor provided in an area overlapped with the first shielding layer and the second shielding layer on the second buffer layer.
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公开(公告)号：US20230209904A1
公开(公告)日：2023-06-29
申请号：US17976772
申请日：2022-10-29
Applicant: LG DISPLAY CO., LTD.
Inventor： Joonsuk LEE , SeJune KIM , DoYoung KUM
IPC: H10K59/122 , H10K59/80
CPC classification number: H10K59/122 , H10K59/8792
Abstract: A display apparatus includes a substrate including a light emission area and a non-light emission area surrounding the light emission area, a circuit element layer provided on the substrate, a passivation layer provided on the circuit element layer, a planarization layer provided on the passivation layer, a first electrode provided on the planarization layer, a bank provided in the non-emission area on the first electrode, a light emitting layer provided on the first electrode and the bank, and a second electrode provided on the light emitting layer, wherein the planarization layer and the bank include a material that absorbs light.
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公开(公告)号：US20200004295A1
公开(公告)日：2020-01-02
申请号：US16454443
申请日：2019-06-27
Applicant: LG Display Co., Ltd.
Inventor： SeungHan PAEK , Seongwoo PARK , SeJune KIM , Joonsuk LEE , Saemleenuri LEE
IPC: G06F1/16
Abstract: Disclosed is a flexible display apparatus with enhanced reliability. The flexible substrate includes a plurality of display areas and a bending area between the plurality of display areas, a display unit provided in in the plurality of display areas and the bending area of the flexible substrate, a cover film covering the display unit, and a supporting member including a plurality of supporting parts respectively supporting the plurality of display areas and an elastic portion supporting the bending area. The plurality of supporting parts and the elastic portion include different materials, and a boundary surface between each of the plurality of supporting parts and the elastic portion has a concave curved shape or a shape inclined at a certain angle.
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