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

IPC: H01L27/32 ,  H01L51/52

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.

公开(公告)号：US20170084875A1

公开(公告)日：2017-03-23

申请号：US15274827

申请日：2016-09-23

Applicant: LG DISPLAY CO., LTD.

Inventor： SeungRyong JOUNG ,  ChangWook HAN ,  KangJu LEE ,  Hongseok CHOI ,  Hansun PARK ,  SoYeon AHN ,  Seongsu JEON ,  Wonhoe KOO ,  JeaHo PARK

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/56 ,  H01L51/50

CPC classification number: H01L27/3244 ,  H01L27/3258 ,  H01L51/5209 ,  H01L51/5225 ,  H01L51/5262

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.

公开(公告)号：US20240049495A1

公开(公告)日：2024-02-08

申请号：US18358858

申请日：2023-07-25

Applicant: LG Display Co., Ltd.

Inventor： Jeongeun WON ,  SeungRyong JOUNG ,  Chunki KIM ,  Yosub LEE

IPC: H10K50/13 ,  H10K50/15

CPC classification number: H10K50/13 ,  H10K50/156 ,  H10K59/12

Abstract: A display apparatus according to an example embodiment of the present disclosure includes a cathode electrode over a substrate, a first emission part over the cathode electrode, the first emission part including a first electron transport layer, a first emission layer, a first hole transport layer, and a first charge generation layer, a second emission part over the first emission part, the second emission part including a second charge generation layer, a second electron transport layer, a second emission layer, a second hole transport layer, and a third charge generation layer, a third emission part over the second emission part, the third emission part including a fourth charge generation layer, a third electron transport layer, a third emission layer, and a third hole transport layer, and an anode electrode over the third emission part. A thickness of the third electron transport layer may be larger than a thickness of the second electron transport layer.

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

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/52

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.

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

IPC: H01L51/52 ,  H01L51/56

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.

公开(公告)号：US20220209191A1

公开(公告)日：2022-06-30

申请号：US17551635

申请日：2021-12-15

Applicant: LG Display Co., Ltd.

Inventor： SeungRyong JOUNG ,  YoonDeok HAN ,  JeongEun WON ,  HeeSu BYEON

IPC: H01L51/52

Abstract: Disclosed are a display panel and a display device including the same. The display panel including: a substrate having first to third subpixels each including a reflective electrode, a first electrode vertically spaced apart from a lower surface of the reflective electrode by a gradually increasing distance, a white organic stack on the first electrode, a second electrode on the white organic stack, the second electrode having reflectivity and transmittance, and a thickness of from 20 nm to 50 nm, a capping layer on the second electrode, and a transparent protective layer on the capping layer.

公开(公告)号：US20180254307A1

公开(公告)日：2018-09-06

申请号：US15969504

申请日：2018-05-02

Applicant: LG DISPLAY CO., LTD.

Inventor： SeungRyong JOUNG ,  ChangWook HAN ,  KangJu LEE ,  Hongseok CHOI ,  Hansun PARK ,  SoYeon AHN ,  Seongsu JEON ,  Wonhoe KOO ,  JeaHo PARK

IPC: H01L27/32 ,  H01L51/52

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.

公开(公告)号：US20170125489A1

公开(公告)日：2017-05-04

申请号：US15296941

申请日：2016-10-18

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

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/52

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.