公开(公告)号：US20250169332A1

公开(公告)日：2025-05-22

申请号：US18747092

申请日：2024-06-18

Applicant: Samsung Display Co., LTD.

Inventor： So Young OH ,  Jong Woo KIM ,  Hyun Sup YOON ,  Woo Suk JUNG ,  Jae Heung HA

IPC: H10K59/80 ,  H10K102/00

Abstract: A display device includes a light emitting element layer disposed on a substrate, and an encapsulation layer including a first inorganic encapsulation layer, an organic encapsulation layer, and a second inorganic encapsulation layer sequentially stacked on the light emitting element layer. At least one of the first and the second inorganic encapsulation layer includes a first inorganic layer and a second inorganic layer disposed on the first inorganic layer, the second inorganic layer includes a first surface facing the first inorganic layer, and a second surface opposite to the first surface, a first film density in a region adjacent to the first surface of the second inorganic layer is greater than a second film density in a region adjacent to the second surface of the second inorganic layer, and a film density of the first inorganic layer is greater than the second film density of the second inorganic layer.

公开(公告)号：US20240215301A1

公开(公告)日：2024-06-27

申请号：US18599589

申请日：2024-03-08

Applicant: Samsung Display Co., LTD.

Inventor： Chang Yeong SONG ,  Won Jong KIM ,  Yi Su KIM ,  Jong Woo KIM ,  Hye In YANG ,  Woo Suk JUNG ,  Yong Chan JU ,  Jae Heung HA

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

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

Abstract: A display apparatus includes a base substrate, a light emitting structure disposed on the base substrate, and a thin film encapsulation layer disposed on the light emitting structure and including at least one inorganic layer and at least one organic layer. The at least one inorganic layer includes a high density layer having a density of greater than or equal to about 2.0 g/cm3 and a low density layer having a density of less than about 2.0 g/cm3. The high density layer and the low density layer are in contact with each other.

公开(公告)号：US20240122037A1

公开(公告)日：2024-04-11

申请号：US18339148

申请日：2023-06-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jae Heung HA ,  Jong Woo KIM ,  So Young OH ,  Woo Suk JUNG ,  Hee Yeon PARK ,  Chang Yeong SONG ,  Jong Kwang YUN

IPC: H10K59/80 ,  H10K71/00

CPC classification number: H10K59/8722 ,  H10K71/851 ,  H10K2102/351

Abstract: A display device includes a substrate that includes a display area and a non-display area, a display element layer disposed on the display area of the substrate, an opposing substrate that faces the substrate and the display element layer, a sealing member disposed on the non-display area and that couples the substrate and the opposing substrate, and a filler disposed between the substrate and the opposing substrate. A thickness of the filler varies in the range of 60% to 400% of a thickness of the sealing member.

公开(公告)号：US20210359275A1

公开(公告)日：2021-11-18

申请号：US17178588

申请日：2021-02-18

Applicant: Samsung Display Co., LTD.

Inventor： Beong-Hun BEON ,  Duk Jin LEE ,  Woo Suk JUNG ,  Dong-Wook CHOI

IPC: H01L51/52 ,  G02B1/115 ,  G02B1/14 ,  G02B5/30 ,  H01L27/32

Abstract: An optical film includes a polarizing layer including a polymer dyed with iodine, a phase-retardation layer disposed under the polarizing layer, and an inorganic barrier layer including a non-polar inorganic material. The inorganic barrier layer is disposed on at least a surface of the polarizing layer, has a water vapor transmission rate (WVTR) equal to or less than about 100 g/day·m2, and has a thickness equal to or less than about 5 μm. A display device comprising the optical film is also provided.

公开(公告)号：US20210175471A1

公开(公告)日：2021-06-10

申请号：US16934122

申请日：2020-07-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yi Su KIM ,  Young Gu KIM ,  Chang Yeong SONG ,  Hye In YANG ,  Woo Suk JUNG ,  Yong Chan JU ,  Jae Heung HA

IPC: H01L51/52 ,  H01L27/32 ,  G06F3/044 ,  G06F3/041

Abstract: A display device may include a substrate and a light emitting element disposed on the substrate. An encapsulation layer covers the light emitting element. The encapsulation layer includes at least two inorganic encapsulation layers and at least one organic encapsulation layer. The at least one organic encapsulation layer includes a first organic material having a permittivity less than or equal to about 3.0. A low permittivity layer is disposed on the encapsulation layer. The low permittivity layer includes a second organic material and first hollow particles dispersed in the second organic material. An input sensing layer is disposed on the low permittivity layer.

公开(公告)号：US20250160174A1

公开(公告)日：2025-05-15

申请号：US18742008

申请日：2024-06-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun Sup YOON ,  Jong Woo KIM ,  So Young OH ,  Woo Suk JUNG ,  Jae Heung HA

IPC: H10K59/80 ,  H10K59/12

Abstract: A display device that includes a light emitting element layer disposed on a substrate and including a plurality of light emitting elements and an encapsulation layer including an organic-inorganic hybrid layer disposed on the light emitting element layer, a first inorganic encapsulation layer disposed on the organic-inorganic hybrid layer, a second inorganic encapsulation layer disposed on the first inorganic encapsulation layer, and a third inorganic encapsulation layer disposed on the second inorganic encapsulation layer. The organic-inorganic hybrid layer contains silicon, carbon and nitrogen. The first inorganic encapsulation layer, the second inorganic encapsulation layer and the third inorganic encapsulation layer each contains silicon and nitrogen. An atomic ratio of nitrogen to silicon (N/Si ratio) in the organic-inorganic hybrid layer is greater than an atomic ratio of nitrogen to silicon (N/Si ratio) in the first inorganic encapsulation layer and an atomic ratio of nitrogen to silicon (N/Si ratio) in the third inorganic encapsulation layer.

公开(公告)号：US20250085464A1

公开(公告)日：2025-03-13

申请号：US18651740

申请日：2024-05-01

Applicant: Samsung Display Co., LTD.

Inventor： Beong-Hun BEON ,  Duk Jin LEE ,  Woo Suk JUNG

IPC: G02B5/30 ,  G02B1/11 ,  H01L25/075

Abstract: A light emitting display device includes a display panel including a light emitting diode, a positive C plate disposed in front of the display panel, a positive A plate disposed in front of the positive C plate, a negative A plate disposed in front of the positive A plate, and a polarizer disposed in front of the negative A plate, wherein the polarizer includes, a polarizing layer having an absorption axis, and a negative C plate disposed between the polarizing layer and the negative A plate, wherein the positive C plate, the positive A plate, the negative A plate, and the negative C plate each have positive wavelength dispersion characteristics, and wherein the light emitting display device has negative wavelength dispersion characteristics at the front as a whole.

公开(公告)号：US20240284770A1

公开(公告)日：2024-08-22

申请号：US18473397

申请日：2023-09-25

Applicant: Samsung Display Co., LTD. ,  DONGWOO FINE-CHEM CO., LTD.

Inventor： Beong Hun BEON ,  Min Seok KIM ,  Duk Jin LEE ,  Young Eun CHOI ,  Eun Ok LEE ,  Soo An CHO ,  Sun Hwa KIM ,  Ga Hee PARK ,  Yeon Su WOO ,  Woo Suk JUNG

IPC: H10K59/80 ,  G02B1/08 ,  G02B5/30 ,  H10K59/35

CPC classification number: H10K59/8793 ,  G02B1/08 ,  G02B5/3016 ,  H10K59/352 ,  H10K59/353 ,  H10K59/873 ,  H10K77/111

Abstract: A polarizing plate and a display device including the same are provided. A polarizing plate includes a polarizer comprising an absorption axis and a transmission axis that intersect each other, a first retardation layer disposed on a surface of the polarizer, and a second retardation layer disposed on another surface opposite to the surface of the polarizer. An in-plane retardation value of the second retardation layer is greater than about 20 nm and less than about 100 nm. An angle between the absorption axis of the polarizer and a retardation axis of the second retardation layer is in a range of about 10° to about 45°.

公开(公告)号：US20240134102A1

公开(公告)日：2024-04-25

申请号：US18480582

申请日：2023-10-04

Applicant: Samsung Display Co., LTD.

Inventor： Duk Jin LEE ,  Beong-Hun BEON ,  Je Seon YEON ,  Woo Suk JUNG

IPC: G02B5/30 ,  H10K59/80

CPC classification number: G02B5/3016 ,  H10K59/873 ,  H10K59/8791

Abstract: A polarization film according to an embodiment includes a first wavelength dispersion layer, and a polarization layer that is disposed on the first wavelength dispersion layer. A wavelength dispersion of the first wavelength dispersion layer satisfies both Relational Expression 1 and Relational Expression 2:



[Relational Expression 1]
0.81

公开(公告)号：US20250089528A1

公开(公告)日：2025-03-13

申请号：US18636366

申请日：2024-04-16

Applicant: Samsung Display Co., LTD.

Inventor： Jae Heung HA ,  Jong Woo KIM ,  Woo Suk JUNG

IPC: H10K59/80 ,  H10K59/12 ,  H10K102/00

Abstract: A display device includes a substrate, a light emitting element layer on the substrate and including light emitting elements in a display area, and an encapsulation layer including a first inorganic encapsulation layer on the light emitting element layer, an organic encapsulation layer on the first inorganic encapsulation layer, and a second inorganic encapsulation layer on the organic encapsulation layer, where the first inorganic encapsulation layer or the second inorganic encapsulation layer includes a first inorganic layer, a second inorganic layer on the first inorganic layer and a third inorganic layer on the second inorganic layer, a thickness of each of the first and third inorganic layers is less than a thickness of the second inorganic layer and is about 50 Å or less, and a ratio of the thickness of the first inorganic layer to the thickness of the second inorganic layer is about 0.03 or less.