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公开(公告)号：US10446627B2
公开(公告)日：2019-10-15
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
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：US10181573B2
公开(公告)日：2019-01-15
申请号：US14796090
申请日：2015-07-10
Applicant: LG Display Co., Ltd.
Inventor： JongHyeok Im , SeJune Kim , JoonSuk Lee , SoJung Lee , JaeSung Lee
Abstract: An organic light-emitting diode (OLED) display device and a method of fabricating the same can reduce resistance of a cathode by forming an auxiliary electrode. Also, such OLED display device and method can prevent damage on a pad electrode due to an etchant during patterning of an anode by applying a protective structure to the pad electrode of a pad area and by including the pad electrode exposed from a plurality of pad electrode layers.
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公开(公告)号：US09966554B2
公开(公告)日：2018-05-08
申请号：US15347507
申请日：2016-11-09
Applicant: LG Display Co., Ltd.
Inventor： Joonsuk Lee , SeJune Kim , JeongHyeon Choi
CPC classification number: H01L51/5212 , H01L27/3246 , H01L27/326 , H01L27/3276 , H01L51/0031 , H01L51/5206 , H01L51/5215 , H01L51/5218 , H01L51/5228 , H01L51/56 , H01L2251/5315
Abstract: An organic light emitting display device is disclosed, which comprises an anode electrode provided in a light emitting area on a substrate having a plurality of pixels, each pixel including a light emitting area and a transmissive area; an organic light emitting layer on the anode electrode; a cathode electrode on the organic light emitting layer; an auxiliary electrode connected with the cathode electrode; and a connection electrode connected with the anode electrode and provided in the transmissive area of the substrate.
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公开(公告)号：US09620733B2
公开(公告)日：2017-04-11
申请号：US14985483
申请日：2015-12-31
Applicant: LG Display Co., Ltd.
Inventor： SeJune Kim , Joonsuk Lee , SoJung Lee , Jin-Hee Jang , Jonghyeok Im , JaeSung Lee
CPC classification number: H01L51/56 , H01L27/1248 , H01L27/3246 , H01L27/3248 , H01L27/3258 , H01L27/326 , H01L27/3262 , H01L27/3276 , H01L51/0023 , H01L51/5203 , H01L51/5212 , H01L51/5228 , H01L51/5237 , 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：US20230403891A1
公开(公告)日：2023-12-14
申请号：US18314907
申请日：2023-05-10
Applicant: LG DISPLAY CO., LTD.
Inventor： HoJin Ryu , SeJune Kim
IPC: H10K59/124 , H10K59/88 , H10K59/126 , H01L29/417
CPC classification number: H10K59/124 , H10K59/88 , H10K59/126 , H01L29/41733
Abstract: A display apparatus including a substrate; a thin film transistor (TFT) provided on a first emission region of the substrate; a plurality of dummy patterns provided on a second emission region of the substrate adjacent to the first emission region; a planarization layer provided on the TFT and the plurality of dummy patterns; and a light emitting device including a first electrode provided on the planarization layer, an emission layer provided on the first electrode, and a second electrode provided on the emission layer. Further, a drain electrode of the TFT extends from the first emission region to the second emission region and is electrically connected with the first electrode of the light emitting device.
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Patent Agency Ranking
公开(公告)号：US11818910B2
公开(公告)日：2023-11-14
申请号：US17522042
申请日：2021-11-09
Applicant: LG Display Co., Ltd.
Inventor： Joonsuk Lee , SeJune Kim , JeongHyeon Choi
IPC: H10K59/121 , H10K50/814 , H10K50/81 , H10K50/816 , H10K50/818 , H10K50/824 , H10K59/122 , H10K59/131 , H10K71/00 , H10K71/70 , H10K102/00
CPC classification number: H10K50/814 , H10K50/81 , H10K50/816 , H10K50/818 , H10K50/824 , H10K59/121 , H10K59/122 , H10K59/131 , H10K71/00 , H10K71/70 , H10K2102/3026
Abstract: An organic light emitting display device is disclosed, which comprises an anode electrode provided in a light emitting area on a substrate having a plurality of pixels, each pixel including a light emitting area and a transmissive area; an organic light emitting layer on the anode electrode; a cathode electrode on the organic light emitting layer; an auxiliary electrode connected with the cathode electrode; and a connection electrode connected with the anode electrode and provided in the transmissive area of the substrate.
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公开(公告)号：US20230209878A1
公开(公告)日：2023-06-29
申请号：US17993647
申请日：2022-11-23
Applicant: LG Display Co., Ltd.
Inventor： Howon Choi , SeJune Kim
IPC: H01L51/52
CPC classification number: H01L51/5275 , H01L51/5253 , H01L27/3244
Abstract: A display apparatus is provided, which comprises a first substrate, a first electrode provided on the first substrate, a light emitting layer provided on the first electrode, a second electrode provided on the light emitting layer, and an encapsulation layer provided on the second electrode, wherein the encapsulation layer includes a first metal layer, and the first metal layer includes first nano-lens patterns and a first transparent conductive layer surrounding the first nano-lens patterns. Also, a display apparatus is provided, which comprises a first substrate, a first electrode provided on the first substrate, a light emitting layer provided on the first electrode, a second electrode provided on the light emitting layer, an encapsulation layer provided on the second electrode, a color filter provided on the encapsulation layer, and a second substrate provided on the color filter, wherein the encapsulation layer includes a first metal layer formed below the color filter, and the first metal layer includes first nano-lens patterns and a first transparent conductive layer surrounding the first nano-lens patterns.
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8.发明授权公开(公告)号：US11322698B2
公开(公告)日：2022-05-03
申请号：US16573045
申请日：2019-09-17
Applicant: LG DISPLAY CO., LTD.
Inventor： Joonsuk Lee , SeJune Kim , Dohyung Kim , Saemleenuri Lee
Abstract: A transparent organic light emitting display apparatus and a method of manufacturing the same are discussed. The transparent organic light emitting display apparatus can comprise an emission area, a transmission area disposed adjacent to the emission area and configured to pass external light therethrough, and an undercut area formed in the transmission area, wherein the undercut area is filled by an encapsulation layer.
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公开(公告)号：US10777766B2
公开(公告)日：2020-09-15
申请号：US16206124
申请日：2018-11-30
Applicant: LG Display Co., Ltd.
Inventor： JongHyeok Im , SeJune Kim , JoonSuk Lee , SoJung Lee , JaeSung Lee
Abstract: An organic light-emitting diode (OLED) display device and a method of fabricating the same can reduce resistance of a cathode by forming an auxiliary electrode. Also, such OLED display device and method can prevent damage on a pad electrode due to an etchant during patterning of an anode by applying a protective structure to the pad electrode of a pad area and by including the pad electrode exposed from a plurality of pad electrode layers.
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公开(公告)号：US10476034B2
公开(公告)日：2019-11-12
申请号：US15167692
申请日：2016-05-27
Applicant: LG Display Co., Ltd.
Inventor： Jonghyeok Im , SeJune Kim
Abstract: A reflective display device provided with an optical layer which is capable of improving adhesion between a substrate and a reflective layer and controlling a color of reflected light is disclosed. The reflective display device includes first and second substrates facing each other, each of which includes a display area and a reflective area; a display element provided in the display area; a reflective layer provided in the reflective area and arranged on one surface of the second substrate to reflect incident light; and an optical layer arranged between the second substrate and the reflective layer.
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