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：US20220317357A1

公开(公告)日：2022-10-06

申请号：US17589744

申请日：2022-01-31

Applicant: Samsung Display Co., Ltd.

Inventor： Beonghun Beon ,  Dukjin Lee ,  Woosuk Jung ,  Hyosung Hong

IPC: G02B5/30 ,  G02B1/04 ,  H01L27/32 ,  H01L51/52 ,  B29D11/00 ,  B32B7/12 ,  B32B27/30

Abstract: A polarizing film includes: a polarizing layer; a coating layer at one side of the polarizing layer and to absorb wavelengths in an ultraviolet ray region; and a phase retardation layer at another side of the polarizing layer, wherein the coating layer has a thickness of about 15 nm to about 5 μm.

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：US11226445B2

公开(公告)日：2022-01-18

申请号：US16992006

申请日：2020-08-12

Applicant: Samsung Display Co., Ltd.

Inventor： Beong-hun Beon ,  Dukjin Lee ,  Woosuk Jung

IPC: G02B5/30 ,  G02F1/1335 ,  H01L51/52

Abstract: A display device includes a display module that is folded with respect to a folding axis extending in a first direction, a polarization layer disposed on the display module and having a polarization axis parallel to the first direction, and a phase delay layer disposed on the polarization layer and configured to change linearly polarized light, which passes through the polarization layer, into circularly polarized light.

公开(公告)号：US20200006441A1

公开(公告)日：2020-01-02

申请号：US16522273

申请日：2019-07-25

Applicant: Samsung Display Co., Ltd.

Inventor： Dongwook Choi ,  Taeeun Kim ,  Heeyoung Lee ,  Dukjin Lee ,  Woosuk Jung

IPC: H01L27/32 ,  G02B5/30 ,  H01L51/52 ,  G02B1/08 ,  G02B1/11 ,  H01L51/00

Abstract: A display apparatus includes a display panel configured to display an image. The display panel has a folding axis extending in a first direction. An optical film is disposed over the display panel. The optical film includes a circular polarizer including at least two phase retarders and one polarizer. Slow axes of each of the at least two phase retarders are located in the same quadrant of four quadrants of the optical film.

公开(公告)号：US12276882B2

公开(公告)日：2025-04-15

申请号：US18623343

申请日：2024-04-01

Applicant: Samsung Display Co., LTD.

Inventor： Beong-Hun Beon ,  Dukjin Lee ,  Woosuk Jung

IPC: G02F1/13363 ,  G02F1/1335

Abstract: A display device includes a display panel and an optical panel disposed on the display panel, the display panel includes a light-emitting device part including a light-emitting device, a first phase retardation layer disposed on the light-emitting device part and having reverse wavelength dispersion characteristics, and an absorbing polarizer disposed on the first phase retardation layer, and the optical panel includes a first lens part disposed on the display panel and including a beam splitter and a second lens part disposed on the first lens part and including a reflective polarizer.

公开(公告)号：US20230371347A1

公开(公告)日：2023-11-16

申请号：US18317183

申请日：2023-05-15

Applicant: Samsung Display Co., Ltd.

Inventor： Beonghun Beon ,  Dukjin Lee ,  Hyosung Hong ,  Woosuk Jung

IPC: H10K59/80

CPC classification number: H10K59/8791 ,  H10K59/873 ,  H10K2102/351

Abstract: A display apparatus includes a display panel including a display element and a thin-film encapsulation layer disposed on the display element, and a polarization film disposed on the display panel and including a polarization layer, a phase retardation layer, and a phase compensation layer, wherein a thickness direction phase difference CRth of the phase compensation layer satisfies Equation: CRth = - ((Re x sin2(2Θ) x NZ)/2 + ARth).

公开(公告)号：US11221438B2

公开(公告)日：2022-01-11

申请号：US16717974

申请日：2019-12-17

Applicant: Samsung Display Co., Ltd.

Inventor： Dukjin Lee ,  Woosuk Jung ,  Minha Kim

IPC: G02B5/30 ,  H01L51/52 ,  H01L27/32

Abstract: A polarizing film including a polarizing layer, a reversed wavelength dispersion quarter waveguide (QWP) disposed on the polarizing layer, and a light-absorbing layer disposed on the polarizing layer, in which the light-absorbing layer includes a light absorber to absorb light having a wavelength in a range of about 380 nm to about 430 nm.

公开(公告)号：US10330842B2

公开(公告)日：2019-06-25

申请号：US15935842

申请日：2018-03-26

Applicant: Samsung Display Co., Ltd.

Inventor： Junghee Son ,  Woosuk Jung ,  Hyejung Park ,  Dukjin Lee

IPC: H01L51/00 ,  G02B5/30 ,  G02B27/28 ,  H01L51/52 ,  H01L27/32

Abstract: A polarizer for a display device is disclosed. In one aspect, the polarizer includes a linear polarizer and a phase retardation layer on the linear polarizer and comprising a quarter-wave plate and a half-wave plate. The half-wave plate includes a refractive index anisotropic layer. The refractive index anisotropic layer has a refractive index Nx defined in a direction of an x axis, a refractive index Ny defined in a direction of a y axis, and a refractive index Nz defined in a direction of a z axis, wherein Nx=Nz>Ny.