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公开(公告)号:US10928248B2
公开(公告)日:2021-02-23
申请号:US16288752
申请日:2019-02-28
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Jineun Kim , Younggeun Roh , Yeonsang Park , Hyochul Kim , Moonil Jung
IPC: G01J3/18 , G01J3/45 , G02B5/28 , G01J3/26 , G02B5/20 , G01J3/28 , G01J3/02 , H01L27/146 , H01L31/0216 , G02F1/21 , G01J3/12
Abstract: A light filter and a spectrometer including the light filter are disclosed. The light filter includes a plurality of filter units having different resonance wavelengths, wherein each of the plurality of filter units includes a cavity layer configured to output light of constructive interference, a Bragg reflection layer provided on a first surface of the cavity layer, and a pattern reflection layer provided on a second surface of the cavity layer opposite to the first surface and configured to cause guided mode resonance of light incident on the pattern reflection layer, the pattern reflection layer including a plurality of reflection structures that are periodically arranged.
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公开(公告)号:US20200271843A1
公开(公告)日:2020-08-27
申请号:US16676027
申请日:2019-11-06
Applicant: SAMSUNG ELECTRONICS CO., LTD. , INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
Inventor: Unjeong KIM , Yeonsang Park , Seungwan Cho , Hyunyong Choi , Younggeun Roh , Chihun In
Abstract: Provided are a quarter wave plate, a method of manufacturing the quarter wave plate, and a detection apparatus including the quarter wave plate. The quarter wave plate includes a transparent substrate, and a plurality of meta-patterns provided on the transparent substrate, wherein the plurality of meta-patterns are configured to convert linearly polarized light incident thereon into circularly polarized light.
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公开(公告)号:US20170082907A1
公开(公告)日:2017-03-23
申请号:US15270769
申请日:2016-09-20
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Yeonsang Park , Younggeun Roh
CPC classification number: G02F1/292 , G02B1/002 , G02B5/008 , G02B5/3016 , G02B5/3058 , G02B6/126 , G02B26/08 , G02B27/0087 , G02B27/286 , G02F1/0136 , G02F2203/07 , G02F2203/24
Abstract: A beam steering device, an optical apparatus including the beam steering device, and a beam steering method are provided. The beam steering device includes a polarization converter adjusting a polarization direction of light that is emitted from a light source, and an antenna array receiving the light from the polarization converter and emitting light in different propagating direction depending on the polarization direction of the light from the polarization converter.
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公开(公告)号:US12147096B2
公开(公告)日:2024-11-19
申请号:US18334838
申请日:2023-06-14
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Junghyun Park , Yeonsang Park , Sunil Kim , Duhyun Lee , Byunggil Jeong
Abstract: Provided is a light modulator including a substrate, and a resonator configured to modulate a phase of incident light by modulating a refractive index based on an external stimulus, the resonator comprising a first reflective structure provided on the substrate, a cavity layer provided on the first reflective structure, and a second reflective structure provided on the cavity layer, wherein at least one of the first reflective structure or the second reflective structure comprises first material layers, second material layers that are alternately stacked with the first material layers, and a third material layer, and wherein each of the first material layers has a first refractive index, each of the second material layers has a second refractive index that is different from the first refractive index, and the third material layer has a third refractive index that is different from the first refractive index.
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公开(公告)号:US11714301B2
公开(公告)日:2023-08-01
申请号:US16880350
申请日:2020-05-21
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Junghyun Park , Yeonsang Park , Sunil Kim , Duhyun Lee , Byunggil Jeong
CPC classification number: G02F1/0311 , G02B26/10 , G02F1/0147 , G02F1/0316 , G02F1/09 , G02F2201/307 , G02F2201/346
Abstract: Provided is a light modulator including a substrate, and a resonator configured to modulate a phase of incident light by modulating a refractive index based on an external stimulus, the resonator comprising a first reflective structure provided on the substrate, a cavity layer provided on the first reflective structure, and a second reflective structure provided on the cavity layer, wherein at least one of the first reflective structure or the second reflective structure comprises first material layers, second material layers that are alternately stacked with the first material layers, and a third material layer, and wherein each of the first material layers has a first refractive index, each of the second material layers has a second refractive index that is different from the first refractive index, and the third material layer has a third refractive index that is different from the first refractive index.
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公开(公告)号:US11686620B2
公开(公告)日:2023-06-27
申请号:US17501496
申请日:2021-10-14
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Hyochul Kim , Younggeun Roh , Yeonsang Park , Suyeon Lee
CPC classification number: G01J3/2823 , G02B5/201
Abstract: Provided is a spectral imaging apparatus. The spectral imaging apparatus includes: an optical filter including a plurality of band filter units having different center wavelengths; a sensing device configured to receive light passing through the optical filter; an imaging lens array including a plurality of lens units which respectively correspond to the plurality of band filter units and each implement imaging on the sensing device; and a transparent substrate which is apart from the sensing device. At least one of the optical filter and the imaging lens array is provided on the transparent substrate.
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公开(公告)号:US20220077363A1
公开(公告)日:2022-03-10
申请号:US17466791
申请日:2021-09-03
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Hyochul Kim , Yeonsang Park
Abstract: A polarized light emitting device and a polarization analysis apparatus including the same are disclosed. The polarized light emitting device includes a first reflective layer and a second reflective layer disposed to face each other in a first direction, a gain medium layer between the first reflective layer and the second reflective layer, and a linear polarizer layer, wherein the linear polarizer layer includes a plurality of first grating elements alternately arranged with a plurality of second grating elements along a second direction perpendicular to the first direction, wherein each of the first grating elements includes a first dielectric material having a first refractive index, and wherein each of the second grating elements includes a second dielectric material having a second refractive index different from the first refractive index.
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公开(公告)号:US10288479B2
公开(公告)日:2019-05-14
申请号:US15487549
申请日:2017-04-14
Inventor: Jineun Kim , Younggeun Roh , Q Han Park , Yeonsang Park , Suyeon Lee
Abstract: An optical device including slots and an apparatus employing the optical device are provided. An optical unit device for selectively transmitting electromagnetic waves of a wavelength range, includes a material layer including slots. A gap between the slots has a distance such that the optical unit device has a Q-factor of about 5 or more.
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公开(公告)号:US09904077B2
公开(公告)日:2018-02-27
申请号:US14916052
申请日:2014-08-29
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Yeonsang Park , Jineun Kim , Younggeun Roh , Changwon Lee , Sangmo Cheon , Unjeong Kim , Chanwook Baik , Youngzoon Yoon , Jaesoong Lee
IPC: B82Y20/00 , G02F1/01 , H01Q13/18 , B82Y40/00 , H01Q13/10 , H01Q13/28 , G02B6/12 , H01Q5/22 , G02F1/00
CPC classification number: G02F1/0102 , B82Y20/00 , B82Y40/00 , G02B6/12007 , G02B2006/12142 , G02F1/0018 , G02F1/0045 , G02F1/011 , H01Q5/22 , H01Q13/103 , H01Q13/18 , H01Q13/28
Abstract: Provided are an optical nano-antenna including a tunable material layer and methods of manufacturing and operating the optical nano-antenna. The optical nano-antenna includes a substrate; and a plurality of material layers sequentially laminated on the substrate. The plurality of material layers include at least one tunable material layer and at least one slot. A first tunable material layer and a metal layer are sequentially laminated on the substrate, and a first slot is formed in the metal layer. A metal layer and a first tunable material layer are sequentially laminated on the substrate, and a first slot is formed in the metal layer. A first tunable material layer, a metal layer, and a second tunable material layer are sequentially laminated on the substrate, and a first slot is formed in the metal layer. A second slot tilted with respect to the first slot is formed in the metal layer.
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公开(公告)号:US12272775B2
公开(公告)日:2025-04-08
申请号:US17466791
申请日:2021-09-03
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Hyochul Kim , Yeonsang Park
Abstract: A polarized light emitting device and a polarization analysis apparatus including the same are disclosed. The polarized light emitting device includes a first reflective layer and a second reflective layer disposed to face each other in a first direction, a gain medium layer between the first reflective layer and the second reflective layer, and a linear polarizer layer, wherein the linear polarizer layer includes a plurality of first grating elements alternately arranged with a plurality of second grating elements along a second direction perpendicular to the first direction, wherein each of the first grating elements includes a first dielectric material having a first refractive index, and wherein each of the second grating elements includes a second dielectric material having a second refractive index different from the first refractive index.
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