公开(公告)号：US20190198578A1

公开(公告)日：2019-06-27

申请号：US16288002

申请日：2019-02-27

Applicant: Samsung Display Co., Ltd.

Inventor： Hee Seong JEONG ,  Won Ju KWON ,  Dal Ho KIM ,  Gi-Na YOO ,  Dong Jin LEE

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

CPC classification number: H01L27/3211 ,  H01L27/3262 ,  H01L27/3265 ,  H01L27/3276 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/504 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5092 ,  H01L51/5237 ,  H01L51/5253 ,  H01L51/5275 ,  H01L2251/558

Abstract: An OLED display including first, second, and third color pixels each including a first electrode, an organic emission layer, a second electrode, and a capping layer disposed on the disposed on the substrate, in which the first color pixel is configured to emit green light, and the second and third color pixels are each configured to emit a color of light other than green, the organic emission layer of the first color pixel includes a first emission layer and a second emission layer each being configured to emit light, the organic emission layer of the second color pixel or in the third color pixel includes a third emission layer configured to emit light, the second emission layer and the third emission layer include both a host and a dopant, and the first emission layer includes the host, and does not include any dopants therein.

公开(公告)号：US20240122020A1

公开(公告)日：2024-04-11

申请号：US18204396

申请日：2023-06-01

Applicant: Samsung Display Co., Ltd.

Inventor： Young Tae KIM ,  Hyun Gue SONG ,  Hyun Ho JUNG ,  Hee Seong JEONG ,  Sun Jin JOO ,  Sang Min HONG

IPC: H10K59/179 ,  H10K59/122 ,  H10K59/35

CPC classification number: H10K59/179 ,  H10K59/122 ,  H10K59/353 ,  H10K2102/311

Abstract: Provided is a display device comprising a substrate, a first data line and a second data line disposed on the substrate and extended in a first direction, an anode electrode disposed on the first data line and the second data line, a pixel-defining film disposed over the anode electrode and defining an emission area, an organic light-emitting layer disposed on the anode electrode, and a cathode electrode disposed on the organic light-emitting layer, wherein each of the first data line and the second data line has a curved shape when viewed from a top where the first anode electrode and the second anode electrode overlap the anode electrode.

公开(公告)号：US20230354638A1

公开(公告)日：2023-11-02

申请号：US18333515

申请日：2023-06-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun Gue SONG ,  Hee Seong JEONG ,  Sun Hwa KIM ,  Hyun Ho JUNG ,  Sang Min HONG

IPC: H10K59/124 ,  H10K50/844 ,  H10K50/858

CPC classification number: H10K50/8445 ,  H10K50/858 ,  H10K59/124 ,  H10K2102/351

Abstract: A display device includes: a substrate; a display element on the substrate; a capping layer on the display element; an optical layer on the capping layer, and including: a first optical layer on the display element; and a second optical layer on the first optical layer; and a thin film encapsulation layer on the optical layer, and including: a first inorganic encapsulation layer on the second optical layer; an auxiliary layer on the first inorganic encapsulation layer; an organic encapsulation layer on the auxiliary layer; and a second inorganic encapsulation layer on the organic encapsulation layer. A refractive index of the second optical layer is smaller than a refractive index of the capping layer, and a refractive index of the first optical layer is between the refractive index of the second optical layer and the refractive index of the capping layer.

公开(公告)号：US20210305537A1

公开(公告)日：2021-09-30

申请号：US17087520

申请日：2020-11-02

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun Gue SONG ,  Hee Seong JEONG ,  Sun Hwa KIM ,  Hyun Ho JUNG ,  Sang Min HONG

IPC: H01L51/52 ,  H01L27/32

Abstract: A display device includes: a substrate; a display element on the substrate; a capping layer on the display element; an optical layer on the capping layer, and including: a first optical layer on the display element; and a second optical layer on the first optical layer; and a thin film encapsulation layer on the optical layer, and including: a first inorganic encapsulation layer on the second optical layer; an auxiliary layer on the first inorganic encapsulation layer; an organic encapsulation layer on the auxiliary layer; and a second inorganic encapsulation layer on the organic encapsulation layer. A refractive index of the second optical layer is smaller than a refractive index of the capping layer, and a refractive index of the first optical layer is between the refractive index of the second optical layer and the refractive index of the capping layer.

公开(公告)号：US20200243639A1

公开(公告)日：2020-07-30

申请号：US16666595

申请日：2019-10-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： SANG MIN HONG ,  Hee Seong JEONG

IPC: H01L27/32

Abstract: A light emitting display device includes: a substrate; a semiconductor layer disposed on the substrate; a first insulating layer disposed on the semiconductor layer; a first gate conductor disposed on the first insulating layer; a second insulating layer disposed on the first gate conductor; a second gate conductor disposed on the second insulating layer; an interlayer insulating layer disposed on the second gate conductor; a data conductor disposed on the interlayer insulating layer; a passivation layer disposed on the data conductor; a diode first electrode disposed on the passivation layer; a partition wall disposed on the diode first electrode and including an opening overlapping the diode first electrode; a light emitting layer; and a diode second electrode. The data conductor includes a first inclined surface and a second inclined surface, and an area of the first inclined surface is different from an area of the second inclined surface.

公开(公告)号：US20170098686A1

公开(公告)日：2017-04-06

申请号：US15097871

申请日：2016-04-13

Applicant: Samsung Display Co., Ltd.

Inventor： Hee Seong JEONG ,  Won Ju KWON ,  Dal Ho KIM ,  Gi-Na YOO ,  Dong Jin LEE

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

CPC classification number: H01L27/3211 ,  H01L27/3262 ,  H01L27/3265 ,  H01L27/3276 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/504 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5092 ,  H01L51/5237 ,  H01L51/5253 ,  H01L51/5275 ,  H01L2251/558

Abstract: An organic light emitting diode (OLED) display includes a substrate, a first electrode disposed on the substrate, an organic emission layer disposed on the first electrode, a second electrode disposed on the organic emission layer, and a capping layer disposed on the second electrode, in which an optical thickness of the capping layer is in a range of about 1100 Å to about 1400 Å.

公开(公告)号：US20250107380A1

公开(公告)日：2025-03-27

申请号：US18971914

申请日：2024-12-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyang Yul KIM ,  Hee Seong JEONG ,  Hyun-Gue SONG ,  Jong Beom HONG

IPC: H10K59/35 ,  H10K50/86 ,  H10K59/122 ,  H10K59/38 ,  H10K59/80

Abstract: A display device includes a substrate, a partition wall disposed on the substrate and having a plurality of openings, a first emission layer, a second emission layer, and a third emission layer respectively disposed in an opening of the partition wall and emitting light of different colors, a light blocker disposed on the emission layers and including a plurality of openings respectively overlapping the first emission layer, the second emission layer, and the third emission layer, and a color filter disposed in the opening of the light blocker. A separation distance between one edge of the partition wall contacting the second emission layer and the light blocker is greater than a separation distance between the one edge of the partition wall contacting the first emission layer and the light blocker.

公开(公告)号：US20240268200A1

公开(公告)日：2024-08-08

申请号：US18381373

申请日：2023-10-18

Applicant: Samsung Display Co., LTD.

Inventor： Na Ri HEO ,  Hyun Gue SONG ,  Hee Seong JEONG ,  Sang Min HONG

IPC: H10K59/80 ,  H10K59/122

CPC classification number: H10K59/879 ,  H10K59/122 ,  H10K59/873 ,  H10K59/8792

Abstract: A display device includes a pixel defining film on a substrate with openings in which light emitting elements are disposed, a capping layer on a common electrode of the light emitting elements, an auxiliary layer on the capping layer and including bismuth, a thin film encapsulation layer including first to third encapsulation layers, a light blocking layer disposed on the thin film encapsulation layer with opening holes overlapping the openings, and an antireflection layer on the light blocking layer. The first encapsulation layer includes first to third inorganic insulating layers including silicon oxynitride. The capping layer and the first to third inorganic insulating layers have different thicknesses or refractive indices from each other. A first opening interval between a first opening and a first opening hole overlapping the first opening is greater than a second opening interval between a second opening and a second opening hole overlapping the second opening.

公开(公告)号：US20220246882A1

公开(公告)日：2022-08-04

申请号：US17586223

申请日：2022-01-27

Applicant: Samsung Display Co., LTD.

Inventor： Hyun Gue SONG ,  Hyun Ho JUNG ,  Chul Hyun CHOI ,  Hee Seong JEONG ,  Sang Min HONG

IPC: H01L51/52

Abstract: A display device includes: a substrate; a display element on the substrate; a capping layer on the display element; a first auxiliary layer on the capping layer; and a thin-film encapsulation layer on the first auxiliary layer, wherein the thin-film encapsulation layer comprises a (1-1)-th inorganic encapsulation layer on the first auxiliary layer and a (1-2)-th inorganic encapsulation layer on the (1-1)-th inorganic encapsulation layer, wherein a refractive index of the first auxiliary layer is smaller than a refractive index of the capping layer and a refractive index of the (1-1)-th inorganic encapsulation layer, and a refractive index of the (1-2)-th inorganic encapsulation layer is smaller than the refractive index of the (1-1)-th inorganic encapsulation layer.

公开(公告)号：US20210359274A1

公开(公告)日：2021-11-18

申请号：US17226554

申请日：2021-04-09

Applicant: Samsung Display Co., Ltd.

Inventor： Dal Ho KIM ,  Hee Seong JEONG ,  Won Ju KWON ,  Sun Hwa KIM ,  Hyang Ki SUNG ,  Na Ri HEO ,  Sang Min HONG

IPC: H01L51/52

Abstract: A display device includes: a substrate; a display element on the substrate; a capping layer on the display element; and a thin film encapsulation layer on the capping layer, wherein the capping layer includes: a first capping layer on the display element; a second capping layer on the first capping layer, the second capping layer having a refractive index greater than that of the first capping layer; and a third capping layer on the second capping layer, the third capping layer having a refractive index smaller than that of the second capping layer, wherein the second capping layer has a thickness of 30 nanometers (nm) to 60 nm.