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公开(公告)号：US20220140291A1
公开(公告)日：2022-05-05
申请号：US17501703
申请日：2021-10-14
Applicant: LG Display Co., Ltd.
Inventor： Jintae KIM , Sookang KIM , Mingeun CHOI
Abstract: Disclosed is a display apparatus including a plurality of subpixels configured to include a light emission area, a planarization layer configured to include a plurality of light extraction patterns having a plurality of concave portions and protruding portions in each of the subpixels, a light emitting device layer at the planarization layer of each of the subpixels, and a bank layer disposed between the planarization layer and the light emitting device layer to open the light emission area in each of the plurality of subpixels, an end of the bank layer is disposed at the concave portion of the outermost light extraction pattern of at least one of the subpixels.
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公开(公告)号：US20180247983A1
公开(公告)日：2018-08-30
申请号：US15965705
申请日：2018-04-27
Applicant: LG DISPLAY CO., LTD.
Inventor： Jihyang JANG , KangJu LEE , SeungRyong JOUNG , Hansun PARK , Sookang KIM , Soyoung JO , Seongsu JEON , Wonhoe KOO , Hyunsoo LIM , JeaHo PARK , Mingeun CHOI , Hyunjoo KIM , Wooram YOUN
CPC classification number: H01L27/3213 , H01L27/322 , H01L27/3272 , H01L51/5275 , H01L51/56
Abstract: An organic light-emitting display device. A substrate is divided into a plurality of subpixels generating different colors of light. A light leakage prevention layer is disposed on a portion of the substrate corresponding to a light-emitting area of at least one subpixel of the plurality of subpixels. An overcoat layer is disposed on a portion of the substrate corresponding to at least one subpixel of the plurality of subpixels, and includes microlenses having a plurality of concave portions or a plurality of convex portions. An organic electroluminescent device is disposed on the overcoat layer.
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公开(公告)号：US20190393450A1
公开(公告)日：2019-12-26
申请号：US16563363
申请日：2019-09-06
Applicant: LG DISPLAY CO., LTD.
Inventor： Sookang KIM , KangJu LEE , Wonhoe KOO , Hyunsoo LIM , Mingeun CHOI
Abstract: An organic light-emitting display device can include a substrate including a display area and a non-display area; a thin film transistor disposed on the substrate in the non-display area; an electroluminescent device disposed in the display area; and an overcoat layer disposed on the substrate and including two or more concave portions and two or more convex portions in the display area, in which the two or more concave portions and the two or more convex portions form a honeycomb pattern in a plan view, and the electroluminescent device includes: a first electrode disposed on the overcoat layer and connecting the electroluminescent device to the thin film transistor; an organic light-emitting layer disposed on the first electrode and configured to emit light; and a second electrode disposed on the organic light-emitting layer.
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公开(公告)号：US20190157621A1
公开(公告)日：2019-05-23
申请号：US16239125
申请日：2019-01-03
Applicant: LG DISPLAY CO., LTD.
Inventor： Sookang KIM , KangJu LEE , Wonhoe KOO , Hyunsoo LIM , Mingeun CHOI
CPC classification number: H01L51/5275 , H01L27/3218 , H01L27/3248 , H01L27/3258 , H01L27/326 , H01L27/3262 , H01L51/5209 , H01L51/5268
Abstract: An organic light-emitting display device can include a substrate including a display area and a non-display area; a thin film transistor disposed on the substrate in the non-display area; an electroluminescent device disposed in the display area; and an overcoat layer disposed on the substrate and including two or more concave portions and two or more convex portions in the display area, in which the two or more concave portions and the two or more convex portions form a plan-view pattern including one of a polygonal pattern having same centers, a polygonal pattern having different centers, a circular pattern having same centers, a circular pattern having different centers, an oval pattern having same centers, an oval pattern having different centers, a spiral pattern, and combinations thereof, and the electroluminescent device includes: a first electrode disposed on the overcoat layer and connecting the electroluminescent device to the thin film transistor; an organic light-emitting layer disposed on the first electrode and configured to emit light; and a second electrode disposed on the organic light-emitting layer.
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公开(公告)号：US20180323286A1
公开(公告)日：2018-11-08
申请号：US16035249
申请日：2018-07-13
Applicant: LG DISPLAY CO., LTD.
Inventor： Hyunsoo LIM , KangJu LEE , Sookang KIM , Wonhoe KOO , Jihyang JANG , Mingeun CHOI
IPC: H01L29/66 , H05B33/08 , H01L27/12 , G02F1/1343 , G02F1/1335 , G02F1/1333 , G02F1/1362 , H01L25/075
Abstract: An array substrate for a display device is disclosed. The array substrate includes a substrate comprising a plurality of subpixels, at least one of which is a white subpixel. The array substrate also includes an insulating layer disposed on the substrate in each of the subpixels and a plurality of color filter layers disposed on the insulating layer, each of the color filter layers being disposed respectively in a corresponding one of the subpixels. At least two of the color filter layers have a same color and are respectively disposed in the white subpixel and in at least one of the subpixels adjacent to the white subpixel. The insulating layer has a slope at a boundary between the white subpixel and the at least one of the subpixels adjacent to the white subpixel.
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Patent Agency Ranking
公开(公告)号：US20180247980A1
公开(公告)日：2018-08-30
申请号：US15444198
申请日：2017-02-27
Applicant: LG Display Co., Ltd.
Inventor： Jihyang JANG , Sookang KIM , Soyoung JO , Wonhoe KOO , Hyunsoo LIM
CPC classification number: H01L51/5209 , H01L27/322 , H01L27/3258 , H01L51/5281
Abstract: Provided is an organic light emitting device including an overcoat layer on a substrate, a first electrode disposed on the overcoat layer, an organic light emitting layer disposed on the first electrode and including a convex or concave curve; and a second electrode disposed on the organic light emitting layer.
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公开(公告)号：US20190393448A1
公开(公告)日：2019-12-26
申请号：US16453070
申请日：2019-06-26
Applicant: LG Display Co., Ltd.
Inventor： Yonghoon CHOI , Jintae KIM , Dongmin SIM , KangJu LEE , Sookang KIM , Taeshick KIM
Abstract: Disclosed is a light emitting display device that can enhance light extraction efficiency of light which is emitted from a light emitting element. The light emitting display device includes an overcoating layer on a substrate and including a plurality of protruding portions, a first electrode on the plurality of protruding portions, a light emitting layer on the first electrode, and a second electrode on the light emitting layer. The first electrode has a contour which conforms to contour of the plurality of protruding portions. The light emitting layer has a contour different from the contours of the plurality of protruding portions.
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公开(公告)号：US20190109294A1
公开(公告)日：2019-04-11
申请号：US16212459
申请日：2018-12-06
Applicant: LG Display Co., Ltd.
Inventor： Wonhoe KOO , Sookang KIM , Jihyang JANG
Abstract: An exemplary embodiment may provide an organic light emitting diode that includes a first electrode including a concave part or a convex part, an organic light emitting layer disposed on the first electrode, and a second electrode disposed on the organic light emitting layer. Further, the exemplary embodiment may provide an organic light emitting device including the organic light emitting diode.
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公开(公告)号：US20180006137A1
公开(公告)日：2018-01-04
申请号：US15638840
申请日：2017-06-30
Applicant: LG DISPLAY CO., LTD.
Inventor： Hyunsoo LIM , KangJu LEE , Sookang KIM , Wonhoe KOO , Jihyang JANG , Mingeun CHOI
IPC: H01L29/66 , H01L27/12 , H01L25/075 , G02F1/1362 , H05B33/08 , G02F1/1343
CPC classification number: H01L29/66765 , G02F1/133345 , G02F1/133514 , G02F1/134309 , G02F1/1362 , H01L25/0753 , H01L27/12 , H05B33/0803 , H05B33/0821
Abstract: An array substrate for a display device is disclosed. The array substrate includes a substrate comprising a plurality of subpixels, at least one of which is a white subpixel. The array substrate also includes an insulating layer disposed on the substrate in each of the subpixels and a plurality of color filter layers disposed on the insulating layer, each of the color filter layers being disposed respectively in a corresponding one of the subpixels. At least two of the color filter layers have a same color and are respectively disposed in the white subpixel and in at least one of the subpixels adjacent to the white subpixel. The insulating layer has a slope at a boundary between the white subpixel and the at least one of the subpixels adjacent to the white subpixel.
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公开(公告)号：US20170062769A1
公开(公告)日：2017-03-02
申请号：US15252030
申请日：2016-08-30
Applicant: LG DISPLAY CO., LTD.
Inventor： Sookang KIM , Soyoung Jo , Wonhoe Koo , Jihyang Jang , Hyunsoo Lim
CPC classification number: H01L51/5275 , H01L27/3246 , H01L27/3248 , H01L27/3258 , H01L27/326 , H01L51/5203
Abstract: An organic light emitting diode display device is provided. The organic light emitting diode display device includes a first insulating layer disposed on a substrate and having a first refractive index, a refraction inducing layer disposed on the first insulating layer having a second refractive index, a second insulating layer disposed on the refraction inducing layer and having a third refractive index, a first electrode disposed on the second insulating layer and having a fourth refractive index, and an organic light emitting layer and a second electrode disposed on the first electrode. The second insulating layer, the first electrode, the organic light emitting layer, and the second electrode include a plurality of convex parts and a plurality of concave parts.
Abstract translation: 提供了一种有机发光二极管显示装置。 有机发光二极管显示装置包括设置在基板上并具有第一折射率的第一绝缘层，设置在具有第二折射率的第一绝缘层上的折射感应层，设置在折射感应层上的第二绝缘层和 具有第三折射率，设置在第二绝缘层上并具有第四折射率的第一电极以及设置在第一电极上的有机发光层和第二电极。 第二绝缘层，第一电极，有机发光层和第二电极包括多个凸部和多个凹部。
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