公开(公告)号：US20220082794A1

公开(公告)日：2022-03-17

申请号：US17371387

申请日：2021-07-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seaum KIM ,  Hyunsung PARK ,  Seunghoon HAN ,  Hyeonsoo PARK

IPC: G02B13/00 ,  G02B1/00 ,  G02B27/00

Abstract: An optical hybrid lens includes a refractive lens having a curved lens surface, a metalens including at least one metasurface formed on the curved lens surface to follow the curved lens surface of the refractive lens and including a plurality of nanostructures having a shape dimension of a sub-wavelength of incident light, and an adhesive layer between the curved lens surface of the refractive lens and the metalens. The metalens includes at least one metasurface including a plurality of nanostructures having a shape dimension of a sub-wavelength of incident light.

公开(公告)号：US20210270601A1

公开(公告)日：2021-09-02

申请号：US17322385

申请日：2021-05-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seunghoon HAN ,  Byunghoon NA ,  Jangwoo YOU

IPC: G01B11/22 ,  H01S5/183 ,  H01S5/12 ,  G02B3/08 ,  H01S5/40 ,  G02B3/00 ,  H01S5/42 ,  G02B1/00 ,  G02B5/18 ,  G02B27/42

Abstract: Provided are a nanostructured optical element, a depth sensor, and an electronic device. The nanostructured optical element includes: a light source in which a plurality of laser sources irradiating light are configured as an array; a meta-pattern layer including a plurality of first nano-posts that are two-dimensionally configured while satisfying a sub-wavelength condition, wherein the plurality of first nano-posts are configured to change the light from the light source into structured light; and a deflecting layer between the light source and the meta-pattern layer, and configured to change a proceeding direction of the light to make the light from the light source be incident to the meta-pattern layer.

公开(公告)号：US20200174163A1

公开(公告)日：2020-06-04

申请号：US16665687

申请日：2019-10-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seunghoon HAN ,  Suyeon LEE

IPC: G02B3/00

Abstract: Provided is a meta-lens including a first region including a plurality of first nanostructures that are two-dimensionally provided in a circumferential direction and a radial direction, wherein the plurality of first nanostructures are provided based on a first rule, and a plurality of second regions surrounding the first region, each of the plurality of second regions including a plurality of second nanostructures that are two-dimensionally provided in a circumferential direction and a radial direction, wherein the plurality of second nanostructures are provided in each of the plurality of second regions based on a plurality of second rules, respectively, that are different from the first rule.

公开(公告)号：US20200096171A1

公开(公告)日：2020-03-26

申请号：US16577621

申请日：2019-09-20

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seunghoon HAN ,  Jangwoo YOU ,  Minkyung LEE

IPC: F21V5/00 ,  F21V5/04 ,  H05B37/02

Abstract: Provided are an illumination device and an electronic apparatus. The illumination device includes a light source configured to emit light, a surface light source layer configured to convert the light emitted from the light source to surface light, a focusing lens configured to focus the surface light from the surface light source layer, and a display panel including an aperture through which light focused by the focusing lens passes.

公开(公告)号：US20200073029A1

公开(公告)日：2020-03-05

申请号：US16441661

申请日：2019-06-14

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  UNIVERSITY OF MASSACHUSETTS

Inventor： Seunghoon HAN ,  Byunghoon Na ,  Babak Mirzapourbeinekalaye ,  Amir Arbabi

IPC: G02B5/08 ,  G02B1/00 ,  G02B27/28 ,  H01S5/183

Abstract: Provided is a metamaterial-based reflector including a first metamaterial layer including an array of first nanostructures, and a second metamaterial layer provided on the first metamaterial layer, the second metamaterial layer including an array of second nanostructures, wherein an arrangement of the second nanostructures is different from an arrangement the first nanostructures.

公开(公告)号：US20200067278A1

公开(公告)日：2020-02-27

申请号：US16544390

申请日：2019-08-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seunghoon HAN ,  Byunghoon NA

IPC: H01S5/183 ,  H01S5/40 ,  H01S5/343 ,  H01S5/024 ,  H01S5/022

Abstract: Provided is a back side emitting light source array device and an electronic apparatus, the back side emitting light source array device includes a substrate, a distributed Bragg reflector (DBR) provided on a first surface of the substrate, a plurality of gain layers which are provided on the DBR, the plurality of gain layers being spaced apart from one another, and each of the plurality of gain layers being configured to individually generate light, and a nanostructure reflector provided on the plurality of gain layers opposite to the DBR, and including a plurality of nanostructures having a sub-wavelength shape dimension, wherein a reflectivity of the DBR is less than a reflectivity of the nanostructure reflector such that the light generated is emitted through the substrate.

公开(公告)号：US20190319430A1

公开(公告)日：2019-10-17

申请号：US16242427

申请日：2019-01-08

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Byunghoon NA ,  Jangwoo YOU ,  Namseop KWON ,  Minkyung LEE ,  Seunghoon HAN

IPC: H01S5/183 ,  H01S5/42

Abstract: Provided are a structured light projector that generates and projects structured light, and an electronic apparatus including the structured light projector. The structured light projector includes an illuminator configured to emit light, a pattern mask configured to form structured light by partially transmitting and partially blocking incident light from the illuminator based on a pattern of the pattern mask, and a lens configured to project the structured light. The illuminator includes a plurality of illumination areas respectively facing a plurality of areas of the pattern mask, wherein intensities of lights respectively emitted by the plurality of illumination areas are different from one other.

公开(公告)号：US20190058871A1

公开(公告)日：2019-02-21

申请号：US16166580

申请日：2018-10-22

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seunghoon HAN ,  Byunghoon NA ,  Jangwoo YOU

IPC: H04N13/271 ,  G01B11/25

Abstract: Provided are a nanostructured optical element, a depth sensor, and an electronic device. The nanostructured optical element includes: an array of a plurality of laser sources; a meta-pattern layer including a two-dimensional array of plurality of first nano-posts; and a deflecting layer between the light source and the meta-pattern layer. Each of the first nano-posts has a dimension smaller than a wavelength of light output from the plurality of laser sources. The deflecting layer is configured to direct light from the light source onto the meta-pattern layer.

公开(公告)号：US20190049235A1

公开(公告)日：2019-02-14

申请号：US15984831

申请日：2018-05-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seunghoon HAN ,  Byunghoon NA ,  Jangwoo YOU

IPC: G01B11/22 ,  H01S5/183 ,  H01S5/12 ,  G02B3/00 ,  G02B3/08 ,  H01S5/40

Abstract: Provided are a nanostructured optical element, a depth sensor, and an electronic device. The nanostructured optical element includes: a light source in which a plurality of laser sources irradiating light are configured as an array; a meta-pattern layer including a plurality of first nano-posts that are two-dimensionally configured while satisfying a sub-wavelength condition, wherein the plurality of first nano-posts are configured to change the light from the light source into structured light; and a deflecting layer between the light source and the meta-pattern layer, and configured to change a proceeding direction of the light to make the light from the light source be incident to the meta-pattern layer.

公开(公告)号：US20170287151A1

公开(公告)日：2017-10-05

申请号：US15426646

申请日：2017-02-07

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  CALIFORNIA INSTITUTE OF TECHNOLOGY

Inventor： Seunghoon HAN ,  Ali NAQAVI ,  Harry ATWATER

IPC: G06T7/521 ,  G06K9/62 ,  G06T7/246 ,  G06K9/00 ,  G02B1/00 ,  F21V5/00

CPC classification number: G06T7/521 ,  F21V5/002 ,  G01B11/2513 ,  G02B1/002 ,  G02B5/1809 ,  G02B27/106 ,  G02B27/1093 ,  G02B2207/00 ,  G06K9/00201 ,  G06K9/6202 ,  G06T7/248 ,  G06T2207/10028

Abstract: A structured light generator includes a light source configured to emit light, and a first meta optical device including a first metasurface including nanostructures having sub-wavelength dimensions that are less than a wavelength of the light emitted from the light source, the first metasurface being configured to form a distribution of light rays from the light emitted from the light source to thereby radiate structured light.