公开(公告)号：US11637268B2

公开(公告)日：2023-04-25

申请号：US17021192

申请日：2020-09-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Woosuk Jung ,  Su Jeong Kim ,  Jaeheung Ha ,  Wonjong Kim ,  Yisu Kim ,  Changyeong Song ,  Hyein Yang ,  Yongchan Ju

IPC: H01L51/52 ,  H01L27/32

Abstract: Provided is a display device including a base layer; a light emitting element layer disposed on the base layer; and a thin-film encapsulation layer disposed on and encapsulating the light emitting element layer, where the thin-film encapsulation layer includes an inorganic layer having at least one inorganic sub-layer pair, where the at least one inorganic sub-layer pair includes a first inorganic sub-layer having a first refractive index and a second inorganic sub-layer disposed on the first inorganic sub-layer and having a second refractive index different from the first refractive index.

公开(公告)号：US20250072208A1

公开(公告)日：2025-02-27

申请号：US18789699

申请日：2024-07-31

Applicant: Samsung Display Co., Ltd.

Inventor： Changyeong Song ,  Yeonguk Kim ,  Heeyeon Park ,  Yongchan Ju ,  Jaeheung Ha

IPC: H10K50/844 ,  B82Y20/00 ,  H10K50/854

Abstract: A display device includes a substrate including a display area and a peripheral area disposed outside the display area, a light-emitting element disposed on the display area of the substrate, and an encapsulation member disposed on the light-emitting element and including at least one inorganic encapsulation layer and at least one organic encapsulation layer. An organic encapsulation layer of the at least one organic encapsulation layer includes surface-enhanced Raman scattering (SERS) active nanoparticles.

公开(公告)号：US12120904B2

公开(公告)日：2024-10-15

申请号：US17379009

申请日：2021-07-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaeheung Ha ,  Jongwoo Kim ,  Changyeong Song ,  Woosuk Jung ,  Yongchan Ju ,  Heeyeon Park ,  Hyein Yang

IPC: H10K50/844 ,  H10K71/00

CPC classification number: H10K50/844 ,  H10K71/00

Abstract: A display device includes a substrate, a light emitting element disposed on the substrate, a capping layer covering the light emitting element, and an encapsulation layer disposed on the capping layer. The capping layer includes a first inorganic layer, a first flexible layer disposed on the first inorganic layer, and a second inorganic layer disposed on the first flexible layer. The first flexible layer includes silicon and carbon. A thickness of the first flexible layer is about 80% or more of a thickness of the capping layer.

公开(公告)号：US11588133B2

公开(公告)日：2023-02-21

申请号：US16905285

申请日：2020-06-18

Applicant: Samsung Display Co., Ltd.

Inventor： Jongwoo Kim ,  Wonjong Kim ,  Yisu Kim ,  Changyeong Song ,  Hyein Yang ,  Woosuk Jung ,  Yongchan Ju ,  Jaeheung Ha

IPC: H01L51/52

Abstract: An organic light-emitting display apparatus includes: a pixel electrode, an intermediate layer on the pixel electrode and including an emission layer, an opposite electrode on the pixel electrode such that the intermediate layer is therebetween, an inorganic encapsulation layer on the opposite electrode, an organic encapsulation layer on the inorganic encapsulation layer, and a protection layer on the organic encapsulation layer and including a first protection layer including silicon nitride and a second protection layer including silicon oxynitride.

公开(公告)号：US12069934B2

公开(公告)日：2024-08-20

申请号：US17496139

申请日：2021-10-07

Applicant: Samsung Display Co., Ltd.

Inventor： Woosuk Jung ,  Jaeheung Ha ,  Wonjong Kim ,  Jongwoo Kim ,  Heeyeon Park ,  Changyeong Song ,  Hyein Yang ,  Yongchan Ju

IPC: H10K71/00 ,  H10K50/844 ,  H10K50/858 ,  H10K102/00

CPC classification number: H10K71/00 ,  H10K50/844 ,  H10K50/858 ,  H10K2102/00 ,  H10K2102/351

Abstract: A method of manufacturing a display device includes forming a light emitting structure on a substrate and forming a thin film encapsulation layer on the light emitting structure by chemical vapor deposition equipment. The forming the thin film encapsulation layer includes forming a first inorganic layer and performing a first plasma treatment on a first portion of the first inorganic layer which is opposite to a second portion of the first inorganic layer facing the light emitting structure. A first raw material in the forming the first inorganic layer includes hydrogen. A second raw material in the performing the first plasma treatment exclusively consists of hydrogen.

公开(公告)号：US11574962B2

公开(公告)日：2023-02-07

申请号：US17022598

申请日：2020-09-16

Applicant: Samsung Display Co., Ltd.

Inventor： Jaeheung Ha ,  Wonjong Kim ,  Yisu Kim ,  Jongwoo Kim ,  Changyeong Song ,  Jaejin Lyu ,  Woosuk Jung ,  Yongchan Ju

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

Abstract: A display panel and a manufacturing method of a display panel are provided. A display panel includes: a base substrate in which a pixel area and a peripheral area adjacent to the pixel area are defined; a light emitting element located on the base substrate to overlap the pixel area, and configured to generate first light; a light control layer on the light emitting element; a color filter layer on the light control layer; and a capping layer contacting at least the light control layer and including silicon oxynitride (SiON), and the capping layer contains about 34 at % to about 41 at % of oxygen, and about 18 at % to about 25 at % of nitrogen. Luminous efficiency of the display panel may be increased while maintaining durability of the display panel.

公开(公告)号：US20240260396A1

公开(公告)日：2024-08-01

申请号：US18462399

申请日：2023-09-06

Applicant: Samsung Display Co., Ltd.

Inventor： JONGWOO KIM ,  Jaeheung Ha ,  Yeonguk Kim ,  Heeyeon Park ,  Changyeong Song ,  Soyoung Oh ,  Hyunsup Yoon ,  Woosuk Jung

IPC: H10K59/80 ,  H10K71/40

CPC classification number: H10K59/8722 ,  H10K71/40

Abstract: A display device includes a lower substrate including a plurality of pixels and including a first area and a second area surrounding the first area on a plane, a first filler disposed on the lower substrate, overlapping the first area, and including a first catalyst, a second filler disposed on the lower substrate, overlapping the second area, disposed on a same layer as the first filler, and including a second catalyst, an upper substrate disposed on the first filler and the second filler, and a sealing member disposed between the lower substrate and the upper substrate.

公开(公告)号：US11793020B2

公开(公告)日：2023-10-17

申请号：US16997212

申请日：2020-08-19

Applicant: Samsung Display Co., Ltd.

Inventor： Seung-won Park ,  Wonjong Kim ,  Jongwoo Kim ,  Changyeong Song ,  Woosuk Jung ,  Jaeheung Ha

IPC: H10K50/844 ,  H10K71/00 ,  H10K102/00

CPC classification number: H10K50/844 ,  H10K71/00 ,  H10K2102/00

Abstract: A display panel includes a light emitting element and an encapsulation layer on the light emitting element. The encapsulation layer covers the light emitting element. The encapsulation layer includes a plurality of polymer layers including a block copolymer. The plurality of polymer layers includes a plurality of first polymer layers, each of which has a first refractive index, and a plurality of second polymer layers, each of which has a second refractive index greater than the first refractive index. A difference between the first refractive index and the second refractive index is in a range of about 0.1 to about 0.6.

公开(公告)号：US11703965B2

公开(公告)日：2023-07-18

申请号：US17239792

申请日：2021-04-26

Applicant: Samsung Display Co., LTD.

Inventor： Changyeong Song ,  Jongwoo Kim ,  Yongchan Ju ,  Jaeheung Ha ,  Wonjong Kim ,  Heeyeon Park ,  Hyein Yang ,  Woosuk Jung

IPC: G09G3/30 ,  G06F3/041 ,  G06F3/044 ,  H10K50/844 ,  H10K59/38 ,  H10K59/40 ,  H10K59/122

CPC classification number: G06F3/0412 ,  G06F3/0443 ,  G06F3/0446 ,  H10K50/844 ,  H10K59/122 ,  H10K59/38 ,  H10K59/40 ,  G06F2203/04111

Abstract: A display device includes a light-emitting element, an encapsulation layer covering the light-emitting element and including an organic thin film, an organic dielectric layer on the encapsulation layer and an input-sensing part on the organic dielectric layer. The organic dielectric layer includes an organic material and has a thickness smaller than a thickness of the organic layer of the encapsulation layer.

公开(公告)号：US20220231256A1

公开(公告)日：2022-07-21

申请号：US17404336

申请日：2021-08-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaeheung Ha ,  Jongwoo Kim ,  Changyeong Song ,  Yongchan Ju ,  Heeyeon Park ,  Hyein Yang ,  Woosuk Jung

IPC: H01L51/52 ,  H01L51/56

Abstract: A display apparatus includes: a substrate including a display area and a peripheral area around the display area, a first organic layer arranged in the peripheral area, and a second organic layer arranged in the display area and the peripheral area. A tilt angle of a side surface of the second organic layer is equal to or greater than about 10 degrees and less than or equal to about 90 degrees.