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公开(公告)号：US20180033836A1
公开(公告)日：2018-02-01
申请号：US15635888
申请日：2017-06-28
Applicant: LG DISPLAY CO., LTD.
Inventor： Sang-Bin LEE , Hye-Min HWANG , Hui-Kun YUN , Jun-Ho YOUN , Jun-Young KIM
CPC classification number: H01L27/3206 , G09G3/32 , G09G2300/0842 , H01L27/3211 , H01L27/3246 , H01L27/3258 , H01L51/0004 , H01L51/5012 , H01L51/5225 , H01L51/5265 , H01L2227/323 , H01L2251/558
Abstract: An electroluminescent display device includes a substrate on which first and second pixel regions are defined, a passivation layer over the substrate, a first electrode in each of the first and second pixel regions on the passivation layer, a bank layer exposing the first electrode, a light emitting layer on the first electrode exposed by the bank layer, and a second electrode on the light emitting layer, wherein the bank layer includes first and second openings exposing the first electrodes corresponding to the first and second pixel regions, respectively, and a depth of the second opening is larger than a depth of the first opening.
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公开(公告)号：US20230025996A1
公开(公告)日：2023-01-26
申请号：US17961398
申请日：2022-10-06
Applicant: LG Display Co., Ltd.
Inventor： Jun-Ho YOUN
Abstract: A transparent display device includes a substrate having an emission area and a transparent area, a light-emitting diode provided in the emission area and including a first electrode, a light-emitting layer and a second electrode, a first connection pattern provided between the emission area and the transparent area and formed of a same material and on a same layer as the first electrode, and a second connection pattern provided in the transparent area and connected to the first connection pattern, wherein the second electrode overlaps the first and second connection patterns and are electrically connected to the first and second connection patterns.
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公开(公告)号：US20200212148A1
公开(公告)日：2020-07-02
申请号：US16727713
申请日：2019-12-26
Applicant: LG Display Co., Ltd.
Inventor： Jun-Ho YOUN , Sang-Bin LEE , Yun-Joo CHO
IPC: H01L27/32
Abstract: An organic light emitting display device according to an example comprises a substrate; a plurality of first bank layers disposed on the substrate in a first direction and a second direction different from the first direction to define a plurality of pixels; a plurality of second bank layers disposed on the first bank layers in the first direction to partition pixel columns of different colors; and a third bank layer formed in each of the pixel columns in the second direction to divide each of the pixel columns into a plurality of groups each including a plurality of the pixels
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公开(公告)号：US20220208865A1
公开(公告)日：2022-06-30
申请号：US17513590
申请日：2021-10-28
Applicant: LG DISPLAY CO., LTD.
Inventor： Jun-Ho YOUN , HEUME-IL BAEK , In-Sun YOO , Sang-Bin LEE
Abstract: A transparent display device includes a substrate on which a pixel including first, second, and third emission areas and first and second transparent areas arranged along a first direction is defined, a light-emitting diode disposed in each of the first, second, and third emission areas and including a first electrode, a light-emitting layer, and a second electrode, and an auxiliary electrode extending in a second direction perpendicular to the first direction and electrically connected to the second electrode. The first emission area and the auxiliary electrode are disposed between the first transparent area and the second transparent area, and the second transparent area includes a first portion between the first emission area and the second emission area. Further, the first transparent area has a higher transmittance than the second transparent area.
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公开(公告)号：US20180182990A1
公开(公告)日：2018-06-28
申请号：US15844018
申请日：2017-12-15
Applicant: LG DISPLAY CO., LTD.
Inventor： Jun-Ho YOUN , Heume-Il BAEK
CPC classification number: H01L51/5044 , H01L27/322 , H01L51/5056 , H01L51/5072 , H01L51/5088 , H01L51/5092 , H01L51/5253 , H01L51/5265 , H01L51/5278
Abstract: An organic light emitting diode display device includes a substrate on which first, second and third pixel regions are defined; a first electrode in each of the first, second and third pixel regions on the substrate; a hole auxiliary layer on the first electrode; a first light emitting material layer on the hole auxiliary layer and emitting first light; an electron auxiliary layer on the first light emitting material layer; a second electrode on the electron auxiliary layer; and a color changing layer under the first electrode or on the second electrode, wherein the color changing layer includes first, second and third portions corresponding to the first, second and third pixel regions, respectively, and wherein the first portion absorbs the first light and outputs second light, the second portion absorbs the first light and outputs third light, and the third portion passes the first light as it is.
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Patent Agency Ranking
公开(公告)号：US20210175461A1
公开(公告)日：2021-06-10
申请号：US17109040
申请日：2020-12-01
Applicant: LG Display Co., Ltd.
Inventor： Jun-Ho YOUN
Abstract: A transparent display device includes a substrate having an emission area and a transparent area, a light-emitting diode provided in the emission area and including a first electrode, a light-emitting layer and a second electrode, a first connection pattern provided between the emission area and the transparent area and formed of a same material and on a same layer as the first electrode, and a second connection pattern provided in the transparent area and connected to the first connection pattern, wherein the second electrode overlaps the first and second connection patterns and are electrically connected to the first and second connection patterns.
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公开(公告)号：US20180174515A1
公开(公告)日：2018-06-21
申请号：US15832632
申请日：2017-12-05
Applicant: LG Display Co., Ltd.
Inventor： Myung-O JOO , Nack-Youn JUNG , Jun-Ho YOUN , Jeong-Mook CHOI , Jun-Young KIM
IPC: G09G3/3233 , H01L27/32 , H01L51/52 , H05B33/10
CPC classification number: G09G3/3233 , H01L27/3246 , H01L27/326 , H01L27/3262 , H01L27/3283 , H01L51/0003 , H01L51/5203 , H01L51/5262 , H05B33/10
Abstract: An electroluminescent display device includes first and second pixels arranged along a first direction on a substrate; a first groove positioned at a side of the first and second pixels and including a first portion extending along the first direction and a second portion corresponding to a space between the first and second pixels; and a light emitting diode in each of the first and second pixels.
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公开(公告)号：US20220181395A1
公开(公告)日：2022-06-09
申请号：US17513511
申请日：2021-10-28
Applicant: LG Display Co., Ltd.
Inventor： Jun-Ho YOUN , HEUME-IL BAEK
Abstract: A transparent display device includes a substrate on which a pixel including an emission area and a first transparent area is defined, and a light-emitting diode provided in the emission area and including a first electrode, a light-emitting layer, and a second electrode. The transparent display device further includes an anti-deposition layer provided in the first transparent area. The height of the light-emitting layer at an edge area of the emission area is higher than the height of the light-emitting layer at a center area of the emission area. Further, the second electrode is disposed over the entire surface excluding the first transparent area, and the height of the anti-deposition layer at an edge area of the first transparent area is higher than the height of the anti-deposition layer at a center area of the first transparent area.
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公开(公告)号：US20220173351A1
公开(公告)日：2022-06-02
申请号：US17515780
申请日：2021-11-01
Applicant: LG DISPLAY CO., LTD.
Inventor： Heume-Il BAEK , Jun-Ho YOUN , Jeong-Mook CHOI , Hee-Tae LIM , Ji-Ho KANG , Kyoung-Ji BAE , Jin-Ah KWAK , Sang-Bin LEE
Abstract: An electroluminescent display device includes: a substrate, a first electrode on the substrate, a connection pattern on the substrate, the connection pattern including a same material as the first electrode, a bank covering edges of the first electrode and the connection pattern, a light-emitting layer on the first electrode, a second electrode on the light-emitting layer, the bank, and the connection pattern, and an auxiliary pattern between the connection pattern and the second electrode, the auxiliary pattern including one or more of: a metal oxide, conductive nanoparticles, and a work function-modifying polymer.
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公开(公告)号：US20210202613A1
公开(公告)日：2021-07-01
申请号：US17135831
申请日：2020-12-28
Applicant: LG Display Co., Ltd.
Inventor： Hyuk-Chan GEE , Sang-Bin LEE , Nack-Youn JUNG , Jun-Ho YOUN , Jeong-Mook CHOI
IPC: H01L27/32
Abstract: An electroluminescent display device includes a substrate on which a display area and a non-display area are defined; first, second and third sub-pixel rows in the display area each including a plurality of sub-pixels arranged along a first direction and disposed along a second direction; a light-emitting diode disposed at each of the plurality of sub-pixels and including a first electrode, a light-emitting layer and a second electrode; a dummy sub-pixel in the non-display area and corresponding to the second sub-pixel row; and a partition wall across the third sub-pixel row along the first direction and disposed on the first electrodes of the third sub-pixel row, wherein a width of the second sub-pixel row along the second direction is larger than a width of the first sub-pixel row and smaller than a width of the third sub-pixel row.
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