公开(公告)号：US20220069043A1

公开(公告)日：2022-03-03

申请号：US17406068

申请日：2021-08-18

Applicant: Samsung Display Co., LTD.

Inventor： Beom Joon KIM ,  Hyo Min KO ,  Sang Gyun KIM ,  Bo Ra LEE

IPC: H01L27/32

Abstract: A display device includes a first substrate on which a thin film transistor is disposed, a planarization layer disposed on the first substrate, where the planarization layer includes a plurality of protrusions, a first electrode disposed on the planarization layer, a pixel defining layer disposed on the first electrode, where the pixel defining layer includes a plurality of insulating patterns corresponding to the protrusions, a light emitting layer disposed on the first electrode and the pixel defining layer, and a second electrode disposed on the light emitting layer.

公开(公告)号：US20170104038A1

公开(公告)日：2017-04-13

申请号：US15232383

申请日：2016-08-09

Applicant: Samsung Display Co., Ltd.

Inventor： Chang-Min LEE ,  Beom Joon KIM ,  Hyun Ju CHOI

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

CPC classification number: H01L27/3213 ,  H01L27/3216 ,  H01L27/3218 ,  H01L27/3244 ,  H01L51/5056 ,  H01L51/5088 ,  H01L51/5218 ,  H01L51/5234 ,  H01L51/5265 ,  H01L2251/558

Abstract: An organic light emitting element including a first electrode; an auxiliary layer disposed on the first electrode; a yellow emission layer disposed on the auxiliary layer; and a second electrode disposed on the yellow emission layer, wherein a distance between the first electrode and the yellow emission layer is within one among a first range of 20 nanometers to 30 nanometers, a second range of 170 nanometers to 220 nanometers, and a third range of 280 nanometers to 380 nanometers.

公开(公告)号：US20150008404A1

公开(公告)日：2015-01-08

申请号：US14315854

申请日：2014-06-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Il Soo OH ,  Chang Ho LEE ,  Ji Hwan YOON ,  Dae Yup SHIN ,  Hee Joo KO ,  Se Jin CHO ,  Jin Young YUN ,  Bora LEE ,  Yeon-Woo LEE ,  Beom Joon KIM ,  Pyung Eun JEON ,  Hyun Ju CHOI ,  Joong Won SIM ,  In Jae LEE

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/50

CPC classification number: H01L27/3258 ,  H01L27/3211 ,  H01L27/3216 ,  H01L27/3244 ,  H01L27/3262 ,  H01L51/0059 ,  H01L51/0061 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0078 ,  H01L51/0085 ,  H01L51/009 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5096 ,  H01L51/5203 ,  H01L2251/558

Abstract: An organic light emitting diode (OLED) display includes a substrate, a thin film transistor disposed on the substrate, a first electrode disposed on the thin film transistor and electrically connected to the thin film transistor, a first auxiliary layer disposed on the first electrode, an emission layer disposed on the first auxiliary layer, an electron transport layer disposed on the emission layer, a first buffer layer disposed on the electron transport layer, and a second electrode disposed on the first buffer layer.

Abstract translation: 有机发光二极管（OLED）显示器包括：衬底，设置在衬底上的薄膜晶体管，设置在薄膜晶体管上并电连接到薄膜晶体管的第一电极，设置在第一电极上的第一辅助层， 设置在第一辅助层上的发射层，设置在发射层上的电子传输层，设置在电子传输层上的第一缓冲层和设置在第一缓冲层上的第二电极。