公开(公告)号：US20250089428A1

公开(公告)日：2025-03-13

申请号：US18824413

申请日：2024-09-04

Applicant: SEOUL VIOSYS CO., LTD.

Inventor： Chung Hoon Lee ,  Nam Goo Cha

IPC: H01L27/15 ,  H01L33/50

Abstract: Disclosed is a light emitting apparatus. The light emitting apparatus includes a substrate, a plurality of emitters disposed on the substrate and configured to emit light, at least one color-determining layer disposed on the plurality of emitters, and a barrier layer surrounding the color-determining layer.

公开(公告)号：US12199133B2

公开(公告)日：2025-01-14

申请号：US18527987

申请日：2023-12-04

Applicant: SEOUL VIOSYS CO., LTD.

Inventor： Chung Hoon Lee ,  Dae Sung Cho

IPC: H01L27/15 ,  H01L25/075 ,  H01L33/00 ,  H01L33/38 ,  H01L33/44 ,  H01L33/58 ,  H01L33/62

Abstract: A display apparatus including a display substrate, light emitting devices disposed on the display substrate, circuit electrodes disposed between the light emitting devices and the display substrate, and a transparent layer covering the light emitting devices and the circuit electrodes, in which at least one of the light emitting devices includes a first LED sub-unit configured to emit light having a first wavelength, a second LED sub-unit adjacent to the first LED sub-unit and configured to emit light having a second wavelength, a third LED sub-unit adjacent to the second LED sub-unit and configured to emit light having a third wavelength, and a substrate disposed on the third LED sub-unit, in which a difference in refractive indices between the transparent layer and air is less than a difference in refractive indices between the substrate and a semiconductor layer of the third LED sub-unit.

公开(公告)号：US12183773B2

公开(公告)日：2024-12-31

申请号：US18226780

申请日：2023-07-27

Applicant: SEOUL VIOSYS CO., LTD.

Inventor： Chung Hoon Lee ,  Jong Hyeon Chae ,  Seong Gyu Jang ,  Ho Joon Lee

IPC: H01L27/15 ,  G09G3/20 ,  G09G3/32 ,  H01L25/075 ,  H01L25/16 ,  H01L33/30 ,  H01L33/40 ,  H01L33/50

Abstract: A display device including a substrate, a light emitting stacked structure disposed on the substrate and including a plurality of epitaxial sub-units disposed one over another, a first adhesive layer bonding the epitaxial sub-units to the substrate; and a line part disposed on the substrate and configured to apply a light emitting signal to each of the epitaxial sub-units, in which the light emitting stacked structure is configured to provide light having various colors by a combination of light emitted from each of the epitaxial sub-units, and the first adhesive layer includes a conductive and non-transparent material.

公开(公告)号：US11992698B2

公开(公告)日：2024-05-28

申请号：US16821024

申请日：2020-03-17

Applicant: SEOUL VIOSYS CO., LTD.

Inventor： Yeong Min Yoon ,  Hee Ho Bae ,  A Young Lee ,  Chung Hoon Lee

IPC: A61N5/06 ,  H05B47/155 ,  H05B47/16

CPC classification number: A61N5/0624 ,  A61N5/0616 ,  H05B47/155 ,  H05B47/16 ,  A61N2005/0626 ,  A61N2005/0629 ,  A61N2005/0645 ,  A61N2005/0659 ,  A61N2005/0663

Abstract: A light irradiation device includes a light source unit emitting a light to a wounded are of a skin and a controller controlling the light source unit. The light source unit includes a substrate, at least one first light source disposed on the substrate and emitting a first light in a blue wavelength band, and at least one second light source disposed on the substrate and emitting a second light in a red wavelength band to a near-infrared wavelength band. The first and second lights have different skin penetration depths from each other depending on a wavelength.

公开(公告)号：US11824141B2

公开(公告)日：2023-11-21

申请号：US17700395

申请日：2022-03-21

Applicant: SEOUL VIOSYS CO., LTD.

Inventor： Chung Hoon Lee

IPC: H01L33/44 ,  H01L27/15 ,  H01L33/08 ,  H01L33/38 ,  H01L33/62

CPC classification number: H01L33/44 ,  H01L27/156 ,  H01L33/08 ,  H01L33/382 ,  H01L33/62

Abstract: A light emitting device including a cell area, a peripheral area surrounding the cell area, a light source disposed in the cell area and including at least one light emitting layer, a first light shielding layer disposed in the cell area and the peripheral area, a portion of the first light shielding layer overlapping with the light source, and a rough structure disposed in the cell area and overlapping with the light source.

公开(公告)号：US11751554B2

公开(公告)日：2023-09-12

申请号：US16477131

申请日：2018-01-05

Applicant: SEOUL VIOSYS CO., LTD.

Inventor： Sang Hyun Chang ,  Hoon Sik Eom ,  Si Ho Yu ,  Gwang Ryong Lee ,  Chung Hoon Lee ,  Sung Il Park

IPC: A01M1/14 ,  A01M1/02 ,  A01M1/16 ,  A01M1/10 ,  G01J1/44 ,  G01V8/12

CPC classification number: A01M1/14 ,  A01M1/02 ,  A01M1/106 ,  A01M1/145 ,  A01M1/165 ,  G01J1/44 ,  G01V8/12

Abstract: An adhesive-type insect trap includes a main body having an adhesive sheet insertion hole; a light source mounting unit disposed on the main body; a cover which is detachably mounted on the main body and has a through-hole in at least a part thereof; an adhesive sheet including a sticky substance and a sheet. The main body includes a guide unit by which the adhesive sheet is guided, and an adhesive sheet support unit for supporting the adhesive sheet.

公开(公告)号：US11611021B2

公开(公告)日：2023-03-21

申请号：US16646537

申请日：2018-09-27

Applicant: SEOUL VIOSYS CO., LTD.

Inventor： Chung Hoon Lee ,  Sung Su Son ,  Jong Ik Lee ,  Jae Hee Lim ,  Motonobu Takeya ,  Seung Sik Hong

IPC: H01L33/50 ,  H01L25/075 ,  H01L33/62

Abstract: A light emitting device including a first light emitting cell, a second light emitting cell, and a third light emitting cell each including a first conductivity type semiconductor layer, an active layer, and a second conductivity type semiconductor layer, pads electrically connected to the first, second, and third light emitting cells, a first wavelength converter configured to convert a wavelength of light emitted from the first light emitting cell into a first wavelength, and a second wavelength converter configured to convert a wavelength of light emitted from the second light emitting cell into a second wavelength longer than the first wavelength, in which the first light emitting cell has a larger area than the third light emitting cell, and the second light emitting cell has a larger area than the first light emitting cell.

公开(公告)号：US20230040991A1

公开(公告)日：2023-02-09

申请号：US17971639

申请日：2022-10-23

Applicant: SEOUL VIOSYS CO., LTD.

Inventor： Chung Hoon Lee

IPC: H01L33/58 ,  H01L27/15 ,  H01L33/62 ,  H01L33/38

Abstract: A display apparatus including a panel, a substrate disposed on the panel and having a first surface and a second surface opposing each other, a light shielding layer disposed on the second surface of the substrate, a plurality of nitride semiconductor layers directly disposed on the first surface of the substrate and defining a light emitting area, and a plurality of pads disposed on the nitride semiconductor layers, in which the light shielding layer has a thickness greater than a length of the longest wavelength among wavelengths of light generated from the light emitting area, and an upper surface of the light shielding layer has a concaved surface.

公开(公告)号：US11532664B2

公开(公告)日：2022-12-20

申请号：US16915384

申请日：2020-06-29

Applicant: SEOUL VIOSYS CO., LTD.

Inventor： Jong Hyeon Chae ,  Chung Hoon Lee ,  Seong Gyu Jang ,  Chang Yeon Kim ,  Ho Joon Lee

IPC: H01L27/15 ,  H01L27/32 ,  H01L25/07 ,  H01L25/16 ,  H01L33/10 ,  H01L33/30 ,  H01L33/40 ,  H01L33/50 ,  H01L33/08 ,  H01L33/38 ,  H01L33/60 ,  H01L27/12 ,  G09G3/32 ,  H01L25/075 ,  H01L33/00 ,  H01L33/22 ,  H01L33/24 ,  H01L33/42 ,  H01L33/46 ,  H01L33/58

Abstract: A light emitting diode (LED) stack for a display including a first LED sub-unit configured to emit a first colored light, a second LED sub-unit disposed on the first LED sub-unit and configured to emit a second colored light, and a third LED sub-unit disposed on at least one of the first LED sub-unit and the second LED sub-unit and configured to emit a third colored light, in which the first LED sub-unit is configured to emit light through the second LED sub-unit and the third LED sub-unit, and the second LED sub-unit is configured to emit light through the third LED sub-unit.

公开(公告)号：US11355482B2

公开(公告)日：2022-06-07

申请号：US16200036

申请日：2018-11-26

Applicant: Seoul Viosys Co., Ltd.

Inventor： Jong Hyeon Chae ,  Chang Yeon Kim ,  Ho Joon Lee ,  Seong Gyu Jang ,  Chung Hoon Lee ,  Dae Sung Cho

IPC: H01L25/13 ,  H01L25/075 ,  H01L33/00 ,  H01L27/15 ,  H01L33/40 ,  H01L33/50 ,  H01L33/62 ,  H01L33/38

Abstract: A light emitting diode pixel for a display including a first LED sub-unit, a second LED sub-unit disposed on a portion of the first LED sub-unit, a third LED sub-unit disposed on a portion of the second LED sub-unit, and a reflective electrode disposed adjacent to the first LED sub-unit, in which each of the first to third LED sub-units comprises an n-type semiconductor layer and a p-type semiconductor layer, each of the n-type semiconductor layers of the first, second, and third LED stacks is electrically connected to the reflective electrode, and the first LED sub-unit, the second LED sub-unit, and the third LED sub-unit are configured to be independently driven.