公开(公告)号：US12185593B2

公开(公告)日：2024-12-31

申请号：US18224083

申请日：2023-07-20

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunmin Cho ,  Taesung Kim ,  Yunjong Yeo ,  Sanggab Kim ,  Daewon Choi

IPC: H10K59/122 ,  H10K50/813 ,  H10K50/822 ,  H10K71/00 ,  H10K102/00

Abstract: An embodiment of a display device includes a substrate including a display area; an organic layer and having a protrusion protruding in a thickness direction of the substrate and overlapping the display area; a first electrode on the organic layer and overlapping the display area; a pixel defining layer covering the protrusion and an edge of the first electrode and having an opening portion overlapping the first electrode; an emission layer on the first electrode and overlapping the opening portion; and a second electrode on the emission layer, wherein the pixel defining layer includes an inorganic material, and a first distance from an upper surface of the substrate to a lower surface of the first electrode is less than a second distance from the upper surface of the substrate to an upper surface of the protrusion, the lower surface of the first electrode facing the upper surface of the substrate.

公开(公告)号：US11877474B2

公开(公告)日：2024-01-16

申请号：US17167128

申请日：2021-02-04

Applicant: Samsung Display Co., Ltd.

Inventor： Gyungmin Baek ,  Hyuneok Shin ,  Juhyun Lee ,  Hyunmin Cho

IPC: H10K50/86 ,  H10K71/00 ,  H10K59/35 ,  H10K59/122 ,  H10K59/124

CPC classification number: H10K50/865 ,  H10K71/00 ,  H10K59/122 ,  H10K59/124 ,  H10K59/35

Abstract: A display device may include a display panel having a first region and a second region having a transmittance lower than a transmittance of the first region, the display panel including a substrate and a pixel layer disposed on the substrate, and an anti-reflection layer disposed on one side of the substrate in an area corresponding to the first region. The anti-reflection layer may include a first anti-reflection pattern including first metal and
a second anti-reflection pattern disposed on the first anti-reflection pattern and including molybdenum oxide (MoOx) and oxide of second metal other than molybdenum.

公开(公告)号：US11584983B2

公开(公告)日：2023-02-21

申请号：US17025850

申请日：2020-09-18

Applicant: Samsung Display Co., Ltd.

Inventor： Taesung Kim ,  Yunjong Yeo ,  Hyunmin Cho ,  Jihee Son ,  Sungsoon Im

IPC: C23C14/04 ,  H01L51/00 ,  H01L27/32

Abstract: A method of manufacturing a mask, includes forming an organic material layer on a mask substrate and patterning a hard mask on the organic material layer, etching the organic material layer to form a mask sheet including through holes, removing the hard mask on the mask sheet, forming a conductive material layer on the mask sheet, and etching the conductive material layer to form a conductive layer.

公开(公告)号：US20220173177A1

公开(公告)日：2022-06-02

申请号：US17369877

申请日：2021-07-07

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunmin Cho ,  Taesung Kim ,  Yunjong Yeo ,  Sanggab Kim ,  Daewon Choi

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/52

Abstract: An embodiment of a display device includes a substrate including a display area; an organic layer and having a protrusion protruding in a thickness direction of the substrate and overlapping the display area; a first electrode on the organic layer and overlapping the display area; a pixel defining layer covering the protrusion and an edge of the first electrode and having an opening portion overlapping the first electrode; an emission layer on the first electrode and overlapping the opening portion; and a second electrode on the emission layer, wherein the pixel defining layer includes an inorganic material, and a first distance from an upper surface of the substrate to a lower surface of the first electrode is less than a second distance from the upper surface of the substrate to an upper surface of the protrusion, the lower surface of the first electrode facing the upper surface of the substrate.

公开(公告)号：US10854672B2

公开(公告)日：2020-12-01

申请号：US16219707

申请日：2018-12-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyunmin Cho ,  Yonghan Park ,  Sungchul Kim ,  Hyeyong Chu ,  Daehyun Kim ,  Keunkyu Song ,  Jooyeol Lee ,  Bekhyun Lim

IPC: H01L27/15 ,  H01L27/32 ,  H01L33/58 ,  H01L33/32 ,  H01L33/50 ,  H01L33/40 ,  H01L33/46 ,  G09G3/32

Abstract: A display device is capable of improving luminous efficiency and display quality and includes: a substrate; a thin film transistor on the substrate; a first electrode on the substrate and connected to the thin film transistor; a second electrode on the substrate and spaced apart from the first electrode; a plurality of light emitting elements between the first and second electrodes and electrically connected to each of the first and second electrodes; an insulating layer on the plurality of light emitting elements; and a reflective layer on the insulating layer. Each of the plurality of light emitting elements includes: a first semiconductor layer, an active layer on the first semiconductor layer, and a second semiconductor layer on the active layer.

公开(公告)号：US10551671B2

公开(公告)日：2020-02-04

申请号：US15073849

申请日：2016-03-18

Applicant: Samsung Display Co., Ltd.

Inventor： Hyundeok Im ,  Jonghyuk Kang ,  Daehyun Kim ,  Jaebyung Park ,  Hyunmin Cho ,  Sung-jin Hong ,  Jaewoong Kang ,  Jooyeol Lee

IPC: G02F1/1335 ,  G02F1/1333

Abstract: A display device includes a display panel including a first display substrate and a backlight unit. The first display substrate includes a base substrate in which a groove is recessed from a first surface thereof, a light converting layer in the groove, and a protection layer overlapping the light converting layer in the groove and the first surface of the base substrate.

公开(公告)号：US10025139B2

公开(公告)日：2018-07-17

申请号：US14994885

申请日：2016-01-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jonghyuk Kang ,  Daehyun Kim ,  Hyundeok Im ,  Jaewoong Kang ,  Jaebyung Park ,  Hyunmin Cho ,  Sungjin Hong

IPC: G02F1/1335 ,  F21V8/00 ,  G02F1/13357 ,  H01L33/50 ,  H01L33/56 ,  F21V9/30

Abstract: A display device includes: a display panel; a light source which supplies light to the display panel; and a light converting member which converts a portion of the light emitted from the light source into light in a wavelength range of about 500 nanometers (nm) to about 580 nm, where the light source includes: a light emitting diode; and red phosphors.

公开(公告)号：US12125863B2

公开(公告)日：2024-10-22

申请号：US17364951

申请日：2021-07-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Gee-Bum Kim ,  Chaungi Choi ,  Byung Han Yoo ,  Dae-Young Lee ,  Yunjong Yeo ,  Hyunmin Cho

IPC: H01L27/146 ,  G06V40/13 ,  H01L25/00 ,  H01L25/18 ,  H10K59/12 ,  H10K59/40

CPC classification number: H01L27/14623 ,  G06V40/1318 ,  H01L25/18 ,  H01L25/50 ,  H01L27/14685 ,  H10K59/12 ,  H10K59/40

Abstract: A display apparatus includes a biometric information sensing layer including a sensor, a display module disposed on the biometric information sensing layer and including a plurality of pixels, and an optical pattern layer disposed between the biometric information sensing layer and the display module and including a light shielding part and a transmission part. The light shielding part includes a plurality of light shielding layers. The transmission part has a light transmittance greater than a light transmittance of the light shielding part. A plurality of holes is defined in each of the light shielding layers. The transmission part fills the holes and portions between the light shielding layers.

公开(公告)号：US20230363210A1

公开(公告)日：2023-11-09

申请号：US18224083

申请日：2023-07-20

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunmin Cho ,  Taesung Kim ,  Yunjong Yeo ,  Sanggab Kim ,  Daewon Choi

IPC: H10K59/122 ,  H10K50/813 ,  H10K50/822 ,  H10K71/00

CPC classification number: H10K59/122 ,  H10K50/813 ,  H10K50/822 ,  H10K71/00 ,  H10K2102/351

Abstract: An embodiment of a display device includes a substrate including a display area; an organic layer and having a protrusion protruding in a thickness direction of the substrate and overlapping the display area; a first electrode on the organic layer and overlapping the display area; a pixel defining layer covering the protrusion and an edge of the first electrode and having an opening portion overlapping the first electrode; an emission layer on the first electrode and overlapping the opening portion; and a second electrode on the emission layer, wherein the pixel defining layer includes an inorganic material, and a first distance from an upper surface of the substrate to a lower surface of the first electrode is less than a second distance from the upper surface of the substrate to an upper surface of the protrusion, the lower surface of the first electrode facing the upper surface of the substrate.

公开(公告)号：US20220149108A1

公开(公告)日：2022-05-12

申请号：US17366976

申请日：2021-07-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： BYUNG HAN YOO ,  Hongsick Park ,  Kijune Lee ,  Seokhyun Lim ,  Hyunmin Cho ,  Dae-Young Lee

IPC: H01L27/146 ,  H01L25/18 ,  H01L25/00 ,  G06K9/00

Abstract: Provided is a display device including a display layer which includes an active area and a peripheral area adjacent to the active area, a biometric information sensing layer disposed below the display layer and including a sensor, and an optical pattern layer disposed on an optical pattern plane between the biometric information sensing layer and the display layer and including a light blocking part and a transmission part having higher light transmittance than the light blocking part, wherein an upper surface of the light blocking part is concave, and recessed away from the optical pattern plane.