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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：US20170125742A1
公开(公告)日：2017-05-04
申请号：US15339388
申请日：2016-10-31
Applicant: LG DISPLAY CO., LTD.
Inventor： Hansun PARK , KangJu LEE , SeungRyong JOUNG , Seongsu JEON , Wonhoe KOO
CPC classification number: H01L51/5275 , H01L27/3244 , H01L51/5209 , H01L51/5225
Abstract: An organic light-emitting display device and a method of fabricating the same. The organic light-emitting display device includes a substrate including a plurality of subpixels and an overcoat layer disposed in light-emitting areas of the plurality of subpixels. The overcoat layer includes microlenses composed of a plurality of concave portions or a plurality of convex portions. Organic electroluminescent devices are disposed on the overcoat layer. At least one subpixel of the plurality of subpixels includes first microlenses and second microlenses of the microlenses, the second microlenses being different from the first microlenses.
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公开(公告)号：US20200020755A1
公开(公告)日：2020-01-16
申请号：US16582678
申请日：2019-09-25
Applicant: LG DISPLAY CO., LTD.
Inventor： SeungRyong JOUNG , ChangWook HAN , KangJu LEE , Hongseok CHOI , Hansun PARK , SoYeon AHN , Seongsu JEON , Wonhoe KOO , JeaHo PARK
Abstract: There is provided an organic light emitting diode display device. The organic light emitting diode display device includes a substrate divided into an emission area and a non-emission area, an overcoating layer disposed on the substrate and including a plurality of micro lenses, a plurality of first electrode patterns disposed on the overcoating layer and spaced away from each other in the emission area, an organic emission layer disposed on the plurality of first electrodes, and a second electrode disposed on the organic emission layer.
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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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Patent Agency Ranking
公开(公告)号：US20210313546A1
公开(公告)日：2021-10-07
申请号：US17351061
申请日：2021-06-17
Applicant: LG Display Co., Ltd.
Inventor： Jintae KIM , Sookang KIM , Soyoung JO , Wonhoe KOO , Jihyang JANG , Hyunsoo LIM , Mingeun CHOI
IPC: H01L51/52
Abstract: Disclosed is an organic light emitting diode display device. The disclosed organic light emitting diode display device includes an overcoat layer disposed on a substrate that is divided into an emissive area and a non-emissive area, and has multiple micro lenses in the emissive area and at least one depression in the non-emissive area. The organic light emitting diode display device further includes: a first electrode disposed on the overcoat layer, wherein the first electrode is disposed in the entire emissive area and in a part of the non-emissive area; a bank pattern disposed in the non-emissive area so as to be superposed on the depression; an organic light emitting layer disposed on the substrate; and a second electrode disposed on the organic light emitting layer. Accordingly, the organic light emitting diode display device may prevent light leakage.
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公开(公告)号：US20180358581A1
公开(公告)日：2018-12-13
申请号：US16106281
申请日：2018-08-21
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.
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公开(公告)号：US20180254429A1
公开(公告)日：2018-09-06
申请号：US15971798
申请日：2018-05-04
Applicant: LG DISPLAY CO., LTD.
Inventor： KangJu LEE , Sookang KIM , Wonhoe KOO , Hyunsoo LIM , Mingeun CHOI , Yonghoon CHOI
CPC classification number: H01L51/5212 , H01L27/3246 , H01L27/3279 , H01L27/3288 , H01L51/0014 , H01L51/5008 , H01L51/5032 , H01L2227/323
Abstract: An organic light-emitting display device includes a substrate defining an emission area and a non-emission area; an insulating layer on the substrate and having at least two grooves being defined at a portion of the insulating layer corresponding to the non-emission area; a first electrode on the insulating layer at a portion of the insulating layer corresponding to the emission area; an auxiliary electrode on the insulating layer and spaced apart from the first electrode, the auxiliary electrode being on at least a portion of the insulating layer having the at least two grooves; a bank pattern on portions of the first and auxiliary electrodes; a barrier on the auxiliary electrode and separated from the bank pattern, the barrier being formed of a same material as the bank pattern; an organic light-emitting layer on the first electrode; and a second electrode on the organic light-emitting layer.
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公开(公告)号：US20180006273A1
公开(公告)日：2018-01-04
申请号：US15639299
申请日：2017-06-30
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 including 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. Further, the two or more concave portions and the two or more convex portions form a linear pattern in a plan view. In addition, 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. Also, the linear pattern of the two or more concave portions and the two or more convex portions comprise one of a zigzag pattern, a streamlined pattern, and combinations thereof.
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公开(公告)号：US20170125738A1
公开(公告)日：2017-05-04
申请号：US15337517
申请日：2016-10-28
Applicant: LG DISPLAY CO., LTD.
Inventor： Jintae KIM , Sookang KIM , Soyoung JO , Wonhoe KOO , Jihyang JANG , Hyunsoo LIM , Mingeun CHOI
CPC classification number: H01L51/5268 , H01L27/3246 , H01L51/5209 , H01L51/5225 , H01L51/5271 , H01L51/5275
Abstract: Disclosed is an organic light emitting diode display device. The disclosed organic light emitting diode display device includes an overcoat layer disposed on a substrate that is divided into an emissive area and a non-emissive area, and has multiple micro lenses in the emissive area and at least one depression in the non-emissive area. The organic light emitting diode display device further includes: a first electrode disposed on the overcoat layer, wherein the first electrode is disposed in the entire emissive area and in a part of the non-emissive area; a bank pattern disposed in the non-emissive area so as to be superposed on the depression; an organic light emitting layer disposed on the substrate; and a second electrode disposed on the organic light emitting layer. Accordingly, the organic light emitting diode display device may prevent light leakage.
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