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公开(公告)号：US20230165087A1
公开(公告)日：2023-05-25
申请号：US18151862
申请日：2023-01-09
Applicant: LG Display Co., Ltd.
Inventor： Jonghyeok IM , Hyoung-Su KIM , Gyungmin KIM
IPC: H10K59/131 , H10K59/38 , H10K50/856 , H10K59/35 , H10K50/84
CPC classification number: H10K59/131 , H10K59/38 , H10K50/856 , H10K59/35 , H10K50/84
Abstract: A display device includes a substrate provided with a plurality of pixels, a circuit element layer provided on the substrate and provided with an auxiliary electrode, an insulating layer provided on the circuit element layer and provided with a plurality of connection electrodes spaced apart from one another and a first trench, a fence structure provided on the plurality of connection electrodes, an organic light emitting layer provided on the fence structure, and a second electrode arranged on the organic light emitting layer, wherein the plurality of connection electrodes are electrically connected with the auxiliary electrode, at least one of the plurality of connection electrodes is exposed from the first trench, and the second electrode is in contact with a connection electrode exposed from the first trench. Therefore, a luminance difference between an outer portion of a panel and a center portion of the panel may be reduced.
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公开(公告)号：US20230078147A1
公开(公告)日：2023-03-16
申请号：US18058192
申请日：2022-11-22
Applicant: LG Display Co., Ltd.
Inventor： Hyoung-Su KIM , Jonghyeok IM , Gyungmin KIM
IPC: H01L27/32 , G09G3/3266 , G09G3/3275 , H04N5/225
Abstract: An organic light emitting display apparatus includes an organic light emitting display panel including a display area having a transparent area and an opaque area, and a non-display area. A gate driver is configured to sequentially supply a gate pulse to a plurality of gate lines included in the organic light emitting display panel. An initialization circuit is configured to transfer gate pulses or initialization control signals, output from the gate driver, to a plurality of transparent area gate lines. A camera is configured to photograph a region in a forward direction with respect to the organic light emitting display panel, and the camera may be provided in the transparent area of a rear surface of the organic light emitting display panel. A first pixel driving circuit provided in the transparent area may differ from a second pixel driving circuit provided in the opaque area.
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公开(公告)号：US20210202651A1
公开(公告)日：2021-07-01
申请号：US16990617
申请日：2020-08-11
Applicant: LG Display Co., Ltd.
Inventor： Jonghyeok IM , Hyoung-Su KIM , Gyungmin KIM
Abstract: A display device includes a substrate provided with a plurality of pixels, a circuit element layer provided on the substrate and provided with an auxiliary electrode, an insulating layer provided on the circuit element layer and provided with a plurality of connection electrodes spaced apart from one another and a first trench, a fence structure provided on the plurality of connection electrodes, an organic light emitting layer provided on the fence structure, and a second electrode arranged on the organic light emitting layer, wherein the plurality of connection electrodes are electrically connected with the auxiliary electrode, at least one of the plurality of connection electrodes is exposed from the first trench, and the second electrode is in contact with a connection electrode exposed from the first trench. Therefore, a luminance difference between an outer portion of a panel and a center portion of the panel may be reduced.
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公开(公告)号：US20190189710A1
公开(公告)日：2019-06-20
申请号：US16214713
申请日：2018-12-10
Applicant: LG Display Co., Ltd.
Inventor： Jaesung LEE , Jonghyeok IM , Dohyung KIM , Seungwon YOO
Abstract: Disclosed is an organic light emitting display device including: an organic light emitting diode disposed in a first area of a substrate; and a reflective layer disposed in a second area adjacent to the first area. The reflective layer electrically contacts a cathode of the organic light emitting diode.
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公开(公告)号：US20170141176A1
公开(公告)日：2017-05-18
申请号：US15157327
申请日：2016-05-17
Applicant: LG Display Co., Ltd.
Inventor： Jonghyeok IM , Joonsuk LEE
CPC classification number: H01L27/3276 , H01L27/3246 , H01L51/5212 , H01L51/5218 , H01L51/5221 , H01L51/5228 , H01L2227/323
Abstract: An organic light emitting display device is disclosed that includes a substrate including an active area and a pad area; a thin-film transistor (TFT) including a drain electrode, a source electrode, and a gate electrode; an anode electrode; an organic emitting layer; a cathode electrode; and a pad area of the substrate provided with a signal pad that is in a same layer as the drain electrode and the source electrode, the pad area including a first pad electrode on the signal pad, and a second pad electrode on the first pad electrode.
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Patent Agency Ranking
公开(公告)号：US20170125495A1
公开(公告)日：2017-05-04
申请号：US15332219
申请日：2016-10-24
Applicant: LG Display Co., Ltd.
Inventor： JaeSung LEE , Jonghyeok IM
CPC classification number: H01L27/3246 , H01L51/5212 , H01L51/5221 , H01L51/5228 , H01L2251/5315
Abstract: An organic light emitting display device includes a substrate; an anode electrode on the substrate; an auxiliary electrode on the substrate in a same layer as the anode electrode; a partition supporter on the auxiliary electrode; a partition on the partition supporter; an organic emitting layer on the anode electrode and on the partition such that portions separated on the partition are separated from other portions; and a cathode electrode connected with the organic emitting layer and the auxiliary electrode. A lower surface of the partition supporter includes a pair of short sides; and a pair of long sides connecting the pair of short sides and including at least one inclined surface.
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公开(公告)号：US20240248558A1
公开(公告)日：2024-07-25
申请号：US18624885
申请日：2024-04-02
Applicant: LG Display Co., Ltd.
Inventor： Jonghyeok IM , JaeHee PARK , MiReum LEE
CPC classification number: G06F3/0412 , G06F3/0416 , G06F3/044
Abstract: A transparent display device is provided, which may reduce or minimize loss of light transmittance due to a touch sensor and a touch line, and may detect a defective touch sensor. The device includes a substrate provided with a plurality of transmissive areas and a non-transmissive area, a plurality of touch sensors respectively provided in the plurality of transmissive areas, including a touch sensor electrode, a plurality of pixels provided in the non-transmissive area, including a plurality of subpixels, a plurality of driving transistors respectively connected to the plurality of subpixels, a plurality of touch transistors respectively connected to the plurality of touch sensors, and a reference line applying a reference voltage to the plurality of driving transistors in accordance with a control signal or transferring a voltage of each of the plurality of touch sensors to an analog-to-digital converter through the plurality of touch transistors.
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公开(公告)号：US20210193755A1
公开(公告)日：2021-06-24
申请号：US17119647
申请日：2020-12-11
Applicant: LG Display Co., Ltd.
Inventor： Hyoung-Su KIM , Jonghyeok IM , Gyungmin KIM
IPC: H01L27/32 , G09G3/3266 , H04N5/225 , G09G3/3275
Abstract: An organic light emitting display apparatus includes an organic light emitting display panel including a display area having a transparent area and an opaque area, and a non-display area. A gate driver is configured to sequentially supply a gate pulse to a plurality of gate lines included in the organic light emitting display panel. An initialization circuit is configured to transfer gate pulses or initialization control signals, output from the gate driver, to a plurality of transparent area gate lines. A camera is configured to photograph a region in a forward direction with respect to the organic light emitting display panel, and the camera may be provided in the transparent area of a rear surface of the organic light emitting display panel. A first pixel driving circuit provided in the transparent area may differ from a second pixel driving circuit provided in the opaque area.
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公开(公告)号：US20210126172A1
公开(公告)日：2021-04-29
申请号：US17028605
申请日：2020-09-22
Applicant: LG Display Co., Ltd.
Inventor： HyeSeon EOM , Jonghyeok IM , DooHyun YOON
IPC: H01L33/62 , H01L25/075 , H01L27/12 , H01L23/538
Abstract: A stretchable display device according to present disclosure may include a base substrate, a plurality of first substrates on the base substrate, a plurality of second substrates connecting adjacent first substrates, inorganic insulating layers on the first substrates, an organic insulating layer disposed on the first substrates so as to cover top surfaces and side surfaces of the inorganic insulating layers. The device includes first connection lines disposed on the organic insulating layer on the first substrates and disposed on a second substrate extending in a first direction, second connection lines disposed between the inorganic insulating layers and the organic insulating layer on the first substrates and disposed on a second substrate extending in a second direction, and a step alleviating layer disposed between the second connection lines and the inorganic insulating layers.
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公开(公告)号：US20190198812A1
公开(公告)日：2019-06-27
申请号：US16225174
申请日：2018-12-19
Applicant: LG DISPLAY CO., LTD.
Inventor： Jaesung LEE , Jonghyeok IM , Dohyung KIM , Seungwon YOO
CPC classification number: H01L51/5256 , G09G3/3233 , G09G2310/08 , H01L27/3246 , H01L51/0005 , H01L51/5012 , H01L51/5212 , H01L51/5218 , H01L51/5228 , H01L51/56
Abstract: An organic light-emitting display device can include a first passivation layer that covers a first area of a substrate and a second area adjacent to the first area, an organic light-emitting diode that lies on the first passivation layer in the first area of the substrate, and a protective layer that covers the organic light-emitting diode and is located in the first area of the substrate.
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