公开(公告)号：US20240319110A1

公开(公告)日：2024-09-26

申请号：US18732934

申请日：2024-06-04

Applicant: Samsung Display Co., LTD.

Inventor： Gil Yeong PARK ,  Min Kyoung JUNG ,  Hee Young LEE

IPC: G01N21/956 ,  G01M11/02 ,  G01N21/21 ,  G01N21/88 ,  G01N21/95 ,  G02F1/13

CPC classification number: G01N21/956 ,  G01M11/02 ,  G01N21/21 ,  G02F1/1309 ,  G01N2021/218 ,  G01N2021/8848 ,  G01N2021/9511 ,  G01N2021/9513

Abstract: An optical inspection device for an optical performance test of a display device including a lens part configured to transmit external light, a phase film part configured to change a phase difference of the external light and transmit the external light, and an image processor configured to obtain electrical information of the external light, in which a phase difference of the phase film part is at least 7000 nm.

公开(公告)号：US20240338090A1

公开(公告)日：2024-10-10

申请号：US18408644

申请日：2024-01-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Da Som GU ,  Gil Yeong PARK ,  Ki Jun ROH ,  Sung Guk AN ,  Hee Young LEE ,  So Yeon HAN

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/0412 ,  G06F3/0446

Abstract: A display device including: a display unit including a plurality of sub-pixels; a touch sensing unit formed on the display unit and configured to sense a touch position; a code arrangement unit disposed on the touch sensing unit, wherein the code arrangement unit includes code patterns; and a surface protection cover disposed on the code arrangement unit, wherein a distance between the code patterns and a reflective surface formed below the code patterns is equal to or less than 55% of one width of one of the code patterns.

公开(公告)号：US20250107396A1

公开(公告)日：2025-03-27

申请号：US18753757

申请日：2024-06-25

Applicant: Samsung Display Co., LTD.

Inventor： Hee Young LEE ,  Gil Yeong PARK ,  So Yeon HAN ,  Sang Il PARK ,  Sung Guk AN

IPC: H10K59/80 ,  H10K102/00

Abstract: A display device foldable about a folding axis is provided. The display device includes: a display panel; a cover window on the display panel; and an optical film on the cover window. The optical film has a machine direction and a transverse direction, and the one of the machine direction and the transverse direction of the optical film that has a larger crack strain forms an angle in a range of 15° to 120° with the folding axis.

公开(公告)号：US20230418418A1

公开(公告)日：2023-12-28

申请号：US18158951

申请日：2023-01-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Da Som GU ,  Ki Jun ROH ,  Gil Yeong PARK ,  Sung Guk AN ,  Hee Young LEE ,  So Yeon HAN

IPC: G06F3/042 ,  G06F3/041 ,  G06F3/044 ,  G06F3/0354 ,  G02F1/1337 ,  G02F1/1333 ,  H10K59/40

CPC classification number: G06F3/042 ,  G06F3/0416 ,  G06F3/0446 ,  G06F3/03542 ,  G02F1/1337 ,  G02F1/13338 ,  H10K59/40 ,  G06F2203/04106 ,  G06F2203/04111 ,  G02F2203/11

Abstract: A display device includes: a substrate; a display layer disposed on the substrate and including a plurality of light emitting areas; a code pattern layer disposed on the display layer and including a plurality of position code patterns; and a reflective layer that receives first light incident from the outside having a first wavelength band and reflects the first light to generate second light having a second wavelength band, wherein a second peak wavelength of the second light is smaller than a first peak wavelength of the first light.

公开(公告)号：US20240219761A1

公开(公告)日：2024-07-04

申请号：US18221000

申请日：2023-07-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hee Young LEE ,  Da Som GU ,  Ki Jun ROH ,  Gil Yeong PARK ,  Sung Guk AN ,  So Yeon HAN

IPC: G02F1/1333 ,  G02F1/1335 ,  G02F1/137 ,  G06F3/0354

CPC classification number: G02F1/13338 ,  G02F1/133502 ,  G02F1/133504 ,  G02F1/133553 ,  G02F1/13718 ,  G06F3/03542 ,  G06F2203/033

Abstract: A display device includes a display layer emitting light. An infrared reflective layer is disposed on the display layer. An optical pattern is disposed on the infrared reflective layer. The optical pattern absorbs at least a portion of infrared light.

公开(公告)号：US20240085948A1

公开(公告)日：2024-03-14

申请号：US18296070

申请日：2023-04-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： So Yeon HAN ,  Hee Young LEE ,  Da Som GU ,  Ki Jun ROH ,  Gil Yeong PARK ,  Sung Guk AN

IPC: G06F1/16 ,  G02B5/30 ,  H04M1/02 ,  H10K59/80

CPC classification number: G06F1/1616 ,  G02B5/3016 ,  G06F1/1652 ,  H04M1/0222 ,  H04M1/0268 ,  H10K59/8792 ,  H10K59/8793 ,  H10K2102/3026

Abstract: A display device includes a display panel including a plurality of pixels, a folding area, a first non-folding area disposed on one side of the folding area, and a second non-folding area disposed on the other side of the folding area, a first adhesive layer disposed on one surface of the display panel, and a code pattern layer. The code pattern layer includes a light absorption layer disposed on one surface of the first adhesive layer, a base layer disposed on the light absorption layer, and a plurality of code patterns disposed on the base layer. A thickness of the base layer is smaller than a thickness of the first adhesive layer.

公开(公告)号：US20240008305A1

公开(公告)日：2024-01-04

申请号：US18369313

申请日：2023-09-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hee Young LEE ,  Eun Mi SEO ,  Gil Yeong PARK ,  Min Ju OH

IPC: H10K50/86 ,  G01J1/42 ,  G01J1/04 ,  H10K59/12 ,  H10K71/00 ,  H10K71/70

CPC classification number: H10K50/86 ,  G01J1/42 ,  G01J1/0429 ,  H10K59/12 ,  H10K71/00 ,  H10K71/70 ,  G01J2001/4252 ,  G02B5/3025

Abstract: A display device includes: a substrate; a display element layer disposed on the substrate, where the display element layer includes a light emitting element which emits light; a polarizing film disposed on the display element layer, where the polarizing film includes a first polarizer having a first absorption axis extending to a first direction and a first transmission axis extending to a second direction orthogonal to the first direction; and a first layer disposed on one surface of the polarizing film, where the first layer has a first phase difference. Light emitted from the display element layer has a polarizing axis, and an angle between the polarizing axis and one of the first absorption axis and the first transmission axis is in a range of about 25 degrees to about 65 degrees.

公开(公告)号：US20220077429A1

公开(公告)日：2022-03-10

申请号：US17227674

申请日：2021-04-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hee Young LEE ,  Eun Mi SEO ,  Gil Yeong PARK ,  Min Ju OH

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/00 ,  H01L51/56 ,  G01J1/04 ,  G01J1/42

Abstract: A display device includes: a substrate; a display element layer disposed on the substrate, where the display element layer includes a light emitting element which emits light; a polarizing film disposed on the display element layer, where the polarizing film includes a first polarizer having a first absorption axis extending to a first direction and a first transmission axis extending to a second direction orthogonal to the first direction; and a first layer disposed on one surface of the polarizing film, where the first layer has a first phase difference. Light emitted from the display element layer has a polarizing axis, and an angle between the polarizing axis and one of the first absorption axis and the first transmission axis is in a range of about 25 degrees to about 65 degrees.

公开(公告)号：US20250098499A1

公开(公告)日：2025-03-20

申请号：US18655733

申请日：2024-05-06

Applicant: Samsung Display Co., LTD.

Inventor： Hee Young LEE ,  Gil Yeong PARK ,  So Yeon HAN ,  Sang Il PARK ,  Sung Guk AN

IPC: H10K59/80

Abstract: A display device is provided. The display device includes a display panel, a cover window on the display panel, and an optical film on the cover window, wherein the optical film includes a base layer, a hard coating layer on the base layer, a low refraction layer on the hard coating layer, and an anti-fingerprint layer on the low refraction layer, and the optical film has a hardness of 35 Hv or more and has a crack strain of 2% or more.

公开(公告)号：US20240402837A1

公开(公告)日：2024-12-05

申请号：US18528958

申请日：2023-12-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Gil Yeong PARK ,  Hee Young LEE ,  Da Som GU ,  Ki Jun ROH ,  Sung Guk AN ,  So Yeon HAN

IPC: G06F3/0354

Abstract: A display system includes an optical interface. The display system includes an optical pen outputting infrared light. A display device acquires information on a user input based on the infrared light provided by the optical pen. The display device includes a panel layer and a code layer disposed on the panel layer. The code layer includes an optical pattern absorbing at least a portion of the infrared light provided by the optical pen. The optical pen includes a pen body and a nib disposed in the pen body. The nib includes a nib head part including a first end portion and an opposite second end portion. A nib body part is connected to the nib head part. The first end portion forms a curved surface.