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公开(公告)号：US11756975B2
公开(公告)日：2023-09-12
申请号：US16834428
申请日：2020-03-30
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Yang Ho Cho , Seunghoon Han , Kyuhwan Choi
IPC: H01L27/146 , G02B3/00 , H04N23/55 , H04N23/84 , H04N25/133 , G02B5/18 , G02B5/20
CPC classification number: H01L27/14627 , G02B3/0056 , H01L27/14603 , H01L27/14645 , H01L27/14647 , H04N23/55 , H04N23/84 , G02B5/1819 , G02B5/1866 , G02B5/1876 , G02B5/201 , H04N25/133
Abstract: An image sensor includes a plurality of thin lens elements, each of the plurality of thin lens elements including a plurality of scatterers configured to concentrate light of a partial wavelength band among light incident on the image sensor. The image sensor further includes a micro lens array configured to concentrate light of another wavelength band wider than the partial wavelength band, and a sensing element configured to sense light passing through the plurality of thin lens elements and the micro lens array.
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公开(公告)号：US11353626B2
公开(公告)日：2022-06-07
申请号：US16199759
申请日：2018-11-26
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jangwoo You , Namseop Kwon , Byunghoon Na , Minkyung Lee , Seunghoon Han
Abstract: Provided are meta illuminators. The meta illuminators according to embodiments include a first light emitter configured to emit pattern light, and a second light emitter configured to emit non-patterned light, wherein the first and second light emitters forms a single body. The first and second light emitters respectively include meta-surfaces that are different from each other, and the different meta-surfaces may be formed on a single material layer. The first light emitter includes a pattern region that transmits a portion of incident light, and the second light emitter does not include the pattern region. A mask may be arranged between the light source and the transparent substrate.
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公开(公告)号：US11327204B2
公开(公告)日：2022-05-10
申请号：US15992829
申请日：2018-05-30
Applicant: Samsung Electronics Co., Ltd.
Inventor： Jangwoo You , Byunghoon Na , Seunghoon Han
IPC: G02B3/08 , G02B1/00 , G01S17/48 , G01S7/481 , G02B5/08 , G02B27/42 , G01B11/25 , G03B21/14 , G02B5/18 , G02B5/00 , G03B21/20 , G02B3/06 , G02B19/00
Abstract: Provided are projectors, each including a light source configured to emit laser light, a substrate spaced apart from the light source by a distance, a pattern mask including a pattern on a first surface of the substrate, the first surface facing the light source, and a meta-lens including a plurality of first nanostructures on a second surface of the substrate, the second surface facing the first surface, the nanostructures having a shape dimension of a sub-wavelength that is less than a wavelength of light emitted from the light source.
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公开(公告)号：US11276987B2
公开(公告)日：2022-03-15
申请号：US16248276
申请日：2019-01-15
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Seunghoon Han , Byunghoon Na
Abstract: Vertical cavity surface-emitting lasers (VCSELs) includes a vertical cavity surface-emitting laser including a gain layer configured to generate light, a distributed Bragg reflector disposed on a first surface of the gain layer, and a nanostructure reflector disposed on a second surface of the gain layer opposite from the first surface, the nanostructure reflector including a plurality of nanostructures having a sub-wavelength dimension, wherein the plurality of nanostructures include a plurality of anisotropic nanoelements and are configured to emit a circularly polarized laser light through the nanostructure reflector based on distributions and arrangement directions of the plurality of anisotropic nanoelementss.
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公开(公告)号：US20210159670A1
公开(公告)日：2021-05-27
申请号：US17141792
申请日：2021-01-05
Applicant: Samsung Electronics Co., Ltd.
Inventor： Byunghoon NA , Seunghoon Han
Abstract: A vertical cavity surface emitting laser includes a gain layer configured to generate light; a distributed Bragg reflector below the gains layer; and a meta structure reflector above the gain layer and comprising a plurality of nano structures having a sub wavelength dimension.
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Patent Agency Ranking
公开(公告)号：US10982954B2
公开(公告)日：2021-04-20
申请号：US16243742
申请日：2019-01-09
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Namseop Kwon , Jangwoo You , Minkyung Lee , Byunghoon Na , Seunghoon Han
Abstract: A structured light projectors includes an illuminator configured to emit illumination light, a pattern mask configured to project structured light by partially transmitting the illumination light, and a lens configured to project the structured light, wherein the pattern mask includes a first lens distortion compensation region including a plurality of opaque first light shielding patterns having a first pattern width, respectively, and a second lens distortion compensation region surrounding the first lens distortion compensation region, the second lens distortion compensation region including a plurality of opaque second light shielding patterns having a second pattern width, respectively, wherein the second pattern width is less than the first pattern width.
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公开(公告)号：US10916916B2
公开(公告)日：2021-02-09
申请号：US16192158
申请日：2018-11-15
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Byunghoon Na , Seunghoon Han
IPC: H01S5/183 , H01S5/187 , G02B27/28 , G01B11/24 , G01D5/30 , H01S5/024 , G01B11/25 , H01S5/343 , H01S5/042
Abstract: A vertical cavity surface emitting laser includes a gain layer configured to generate light; a distributed Bragg reflector below the gains layer; and a meta structure reflector above the gain layer and comprising a plurality of nano structures having a sub wavelength dimension.
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公开(公告)号：US20210014394A1
公开(公告)日：2021-01-14
申请号：US16924973
申请日：2020-07-09
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Seunghoon Han , Hyunsung Park , Hyeonsoo Park , Bongyong Jang
Abstract: Provided is a meta-optical device including a meta-lens including a plurality of nano-structures, a band pass filter configured to transmit light of predetermined wavelengths within an operation wavelength band of the meta-lens, and a spacer layer provided between the meta-lens and the band pass filter to support the plurality of nano-structures and to form a separation distance between the meta-lens and the band pass filter.
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公开(公告)号：US20190383601A1
公开(公告)日：2019-12-19
申请号：US16243742
申请日：2019-01-09
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Namseop KWON , Jangwoo You , Minkyung Lee , Byunghoon Na , Seunghoon Han
Abstract: A structured light projectors includes an illuminator configured to emit illumination light, a pattern mask configured to project structured light by partially transmitting the illumination light, and a lens configured to project the structured light, wherein the pattern mask includes a first lens distortion compensation region including a plurality of opaque first light shielding patterns having a first pattern width, respectively, and a second lens distortion compensation region surrounding the first lens distortion compensation region, the second lens distortion compensation region including a plurality of opaque second light shielding patterns having a second pattern width, respectively, wherein the second pattern width is less than the first pattern width.
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公开(公告)号：US10483414B2
公开(公告)日：2019-11-19
申请号：US15830166
申请日：2017-12-04
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Seunghoon Han , Lilong Shi , Kwanghee Lee , Changgyun Shin
IPC: H01L31/0232 , H01L27/146 , H01L27/30 , H01L51/42 , H01L31/103 , H01L31/101
Abstract: A stack-type image sensor may include a photodiode and a meta-filter. The photodiode may include a first photodiode configured to absorb first light of a first wavelength band and a second photodiode disposed on the first photodiode and configured to absorb second light of a second wavelength band. The meta-filter may include a first meta-filter disposed in a lower portion of the first photodiode and configured to reflect the first light of the first wavelength band to the first photodiode.
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