公开(公告)号：US20250161521A1

公开(公告)日：2025-05-22

申请号：US19034093

申请日：2025-01-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： Changhyun PARK ,  Sunghyun CHUN ,  Nakhyun KIM ,  Juyoung KIM ,  Huiyoung KIM ,  Juwan PARK ,  Changwoo JUNG ,  Seoyoung CHO

IPC: A61L9/20

Abstract: An air sterilization module according to an example embodiment includes: a housing including an intake port and an exhaust port, a main body module provided inside the housing and including a fan configured to generate airflow, a display module including a display configured to be exposed to outside of the housing, and a fixing assembly comprising a fastener configured to separably fix the display module to the main body module, wherein the fixing assembly may include a fixing member comprising a guide rail or protrusion fixed to the main body module and a support member comprising a support configured to be assembled to the fixing member while supporting the display module, any one of the fixing member and the support member may include a guide rail extending in a direction in which the support member is assembled, and an other of the fixing member and the support member may include a guide protrusion that is inserted into the guide rail and is movable along the guide rail.

公开(公告)号：US20230395016A1

公开(公告)日：2023-12-07

申请号：US18233148

申请日：2023-08-11

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Junhee CHOI ,  Kiho KONG ,  Nakhyun KIM ,  Junghun PARK ,  Jinjoo PARK ,  Yoohun HAN

IPC: G09G3/32 ,  H01L27/15 ,  H01L33/10 ,  H01L33/34

CPC classification number: G09G3/32 ,  H01L27/156 ,  G09G2300/0452 ,  H01L33/346 ,  H01L33/10

Abstract: Provided is a display apparatus including a plurality of subpixels and configured to emit light based on each of the plurality of subpixels, the display apparatus including a substrate, a driving layer provided on the substrate and including a driving element which is configured to apply current to the display apparatus, a first electrode electrically connected to the driving layer, a first semiconductor layer provided on the first electrode, an active layer provided on the first semiconductor layer, a second semiconductor layer provided on the active layer, a second electrode provided on the second semiconductor layer, and a reflective layer provided on the second semiconductor layer, wherein light emitted from the active layer resonates between the first electrode and the reflective layer.

公开(公告)号：US20220406959A1

公开(公告)日：2022-12-22

申请号：US17582172

申请日：2022-01-24

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Junhee CHOI ,  Nakhyun KIM ,  Joosung KIM ,  Eunsung LEE ,  Joohun HAN ,  Kiho KONG ,  Junghun PARK

IPC: H01L33/00 ,  H01L33/12 ,  H01L33/44

Abstract: Provided is a substrate structure including a substrate, a buffer layer disposed on the substrate, a porous semiconductor layer disposed on the buffer layer, the porous semiconductor layer having a plurality of voids, a plurality of semiconductor light emitting structures disposed on the porous semiconductor layer, the plurality of semiconductor light emitting structures having a nanorod shape extending vertically, and a passivation film disposed on a side wall of each of the plurality of semiconductor light emitting structures, the passivation film having an insulation property.

公开(公告)号：US20210118944A1

公开(公告)日：2021-04-22

申请号：US16922147

申请日：2020-07-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Joohun HAN ,  Junhee CHOI ,  Kiho KONG ,  Jinjoo PARK ,  Nakhyun KIM ,  Junghun PARK

IPC: H01L27/15 ,  H01L33/00

Abstract: A micro light emitting diode (LED) device and a method of manufacturing the same are provided. A micro LED device includes a light emitting layer that is provided on a support substrate, a bonding layer, and a driver layer. The light emitting layer includes a stacked structure including a first semiconductor layer, an active layer, and a second semiconductor layer; first and second electrodes provided on a first side and a second side of the stacked structure; and a plurality of light emitting regions. The bonding layer is positioned between the support substrate and the light emitting layer. The drive layer includes a drive element electrically connected to the light emitting layer and is positioned on the light emitting layer to apply power to the plurality of light emitting regions of the light emitting layer.

公开(公告)号：US20240243220A1

公开(公告)日：2024-07-18

申请号：US18223323

申请日：2023-07-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sunil KIM ,  Junhee CHOI ,  Nakhyun KIM ,  Junghun PARK

IPC: H01L33/02 ,  G02B5/00 ,  H01L33/24

CPC classification number: H01L33/025 ,  G02B5/008 ,  H01L33/24 ,  G09G3/32

Abstract: A light-emitting device includes a first semiconductor layer having a first conductive type, an active layer provided on the first semiconductor layer, a second semiconductor layer provided on the active layer and having a second conductive type that is electrically opposite to the first conductive type, an insulating film at least partially surrounding the first semiconductor layer, the active layer, and the second semiconductor layer, and a first plurality of photo-conversion particles provided inside the first semiconductor layer.

公开(公告)号：US20230317768A1

公开(公告)日：2023-10-05

申请号：US18308895

申请日：2023-04-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Joohun HAN ,  Junhee CHOI ,  Kiho KONG ,  Jinjoo PARK ,  Nakhyun KIM ,  Junghun PARK

IPC: H01L27/15 ,  H01L33/00

CPC classification number: H01L27/156 ,  H01L33/0093 ,  H01L33/0095 ,  H01L33/007

Abstract: A micro light emitting diode (LED) device and a method of manufacturing the same are provided. A micro LED device includes a light emitting layer that is provided on a support substrate, a bonding layer, and a driver layer. The light emitting layer includes a stacked structure including a first semiconductor layer, an active layer, and a second semiconductor layer; first and second electrodes provided on a first side and a second side of the stacked structure; and a plurality of light emitting regions. The bonding layer is positioned between the support substrate and the light emitting layer. The drive layer includes a drive element electrically connected to the light emitting layer and is positioned on the light emitting layer to apply power to the plurality of light emitting regions of the light emitting layer.

公开(公告)号：US20230290904A1

公开(公告)日：2023-09-14

申请号：US18200399

申请日：2023-05-22

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Nakhyun KIM ,  Junhee Choi ,  Jinjoo Park ,  Joohun Han

IPC: H01L33/24 ,  H01L25/16 ,  H01L33/32 ,  H01L25/075 ,  H01L29/06

CPC classification number: H01L33/24 ,  H01L25/167 ,  H01L33/32 ,  H01L25/0753 ,  H01L29/0676 ,  H01L33/44

Abstract: A nanorod semiconductor layer having a flat upper surface, a micro-LED including the nanorod semiconductor layer, a pixel plate including the micro-LED , a display device including the pixel plate, and an electronic device including the pixel plate are provided. The nanorod semiconductor layer includes: a main body; and an upper end formed from the main body, wherein the upper end includes: a first inclined surface; a second inclined surface facing the first inclined surface; and a flat upper surface between the first inclined surface and the second inclined surface, and a width of the upper end becomes narrower in an upward direction, and when a length of the upper end protruded from the main body (a thickness of the upper end) is L1, an inclination angle between a surface extending parallel to a surface selected from the first and second inclined surfaces and the flat upper surface is β, and a width of the main body is D, a width D1 of the flat upper surface satisfies Equation 1.


D1=D−(2×L1×tanβ)   

公开(公告)号：US20220246092A1

公开(公告)日：2022-08-04

申请号：US17725935

申请日：2022-04-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Junhee CHOI ,  Kiho KONG ,  Nakhyun KIM ,  Junghun PARK ,  Jinjoo PARK ,  Joohun HAN

IPC: G09G3/32 ,  H01L27/15 ,  H01L33/10 ,  H01L33/34

Abstract: Provided is a display apparatus including a plurality of subpixels and configured to emit light based on each of the plurality of subpixels, the display apparatus including a substrate, a driving layer provided on the substrate and including a driving element which is configured to apply current to the display apparatus, a first electrode electrically connected to the driving layer, a first semiconductor layer provided on the first electrode, an active layer provided on the first semiconductor layer, a second semiconductor layer provided on the active layer, a second electrode provided on the second semiconductor layer, and a reflective layer provided on the second semiconductor layer, wherein light emitted from the active layer resonates between the first electrode and the reflective layer.

公开(公告)号：US20220109022A1

公开(公告)日：2022-04-07

申请号：US17227981

申请日：2021-04-12

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Junhee CHOI ,  Kiho KONG ,  Nakhyun KIM ,  Dongho KIM ,  Junghun PARK ,  Jinjoo PARK ,  Eunsung LEE ,  Joohun HAN

IPC: H01L27/15

Abstract: A micro light-emitting display apparatus and a method of manufacturing the same are disclosed The micro light-emitting display apparatus includes a first semiconductor layer, an isolation structure provided on the first semiconductor layer and configured to define a plurality of sub-pixels each configured to emit light, a first light-emitting unit including a first active layer provided in a first sub-pixel among the plurality of sub-pixels, and a second semiconductor layer provided on the first active layer, and a second light-emitting unit including a rod semiconductor layer provided in a second sub-pixel among the plurality of sub-pixels, a second active layer provided on the rod semiconductor layer, and a third semiconductor layer provided on the second active layer. The first active layer is configured to emit blue light and the second active layer is configured to emit green light.

公开(公告)号：US20250164128A1

公开(公告)日：2025-05-22

申请号：US18825588

申请日：2024-09-05

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jisu LEE ,  Taeyong LEE ,  Heesoo JUNG ,  Euysung CHU ,  Younghoon KIM ,  Nakhyun KIM ,  Seongsu KIM ,  Mingi CHO

IPC: F24F8/10 ,  F24F6/00 ,  F24F11/46

Abstract: An air purifying device includes a main body including: at least one filter unit including a filter, a blower unit including a blower, a main controller configured to control operation of the blower unit, a power supply configured to supply power to the main controller, and an output terminal configured to output power received from the power supply to outside, and at least one function module detachably assembled onto the main body and including a function unit including circuitry configured to perform a function of assisting the main body or a function different from a function of the main body, an auxiliary controller configured to control operation of the function unit, a connection terminal electrically connectable to the output terminal, and a second power supply configured to receive power separate from the power supplied to the power supply.