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公开(公告)号：US20240205552A1
公开(公告)日：2024-06-20
申请号：US18222210
申请日：2023-07-14
Applicant: Samsung Electronics Co., Ltd.
Inventor： Duhyun Lee , Wontaek Seo , Jangwoo You
IPC: H04N23/955 , G02B1/00 , G02B5/20 , H04N23/11
CPC classification number: H04N23/955 , G02B1/002 , G02B5/208 , H04N23/11
Abstract: Provided is an imaging system including a phase mask including a phase modulation meta surface coded with an image reconstruction phase function configured to reconstruct an image, the image reconstruction phase function being obtained by adding a first phase function corresponding to a lens phase to a second phase function which is a random function, and an image sensor configured to convert light, transmitted through the phase mask from an object, into an electrical signal.
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公开(公告)号：US11933916B2
公开(公告)日：2024-03-19
申请号：US17946441
申请日：2022-09-16
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jangwoo You , Namseop Kwon , Byunghoon Na , Minkyung Lee , Suyeon Lee , Seunghoon Han
CPC classification number: G01S7/4815 , G01S17/08 , G02B1/00 , G02B5/1809 , G02F1/13 , G02F1/1313 , G02B2207/101
Abstract: Provided is an illumination device including a display panel including a first surface and a second surface that is opposite to the first surface, the display panel being configured to output light including image information through the first surface, a light source configured to emit light, the light source being spaced apart from the display panel in a direction away from and normal to the second surface of the display panel, a window panel including a first area configured to transmit the light output from the display panel and a second area configured to transmit the light emitted from the light source, and a light transmitting unit provided between the window panel and the light source, the light transmitting unit configured to transmit the light emitted from the light source to an object through the second area, the light transmitting unit including at least one meta-surface.
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公开(公告)号：US11874465B2
公开(公告)日：2024-01-16
申请号：US17095451
申请日：2020-11-11
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jangwoo You , Wontaek Seo , Daeho Yang , Changkun Lee , Hongseok Lee
CPC classification number: G02B27/0103 , B60K35/00 , G02B3/00 , G02B5/10 , G02B5/3083 , G02B27/0093 , G02B27/283 , B60K2370/1529 , B60K2370/21 , B60K2370/29 , B60K2370/31 , B60K2370/332 , B60K2370/333 , B60K2370/347 , B60K2370/785 , G02B2003/0093 , G02B2027/014
Abstract: A head-up display system includes an image generating apparatus configured to emit light having a first polarization and including image information; a polarization beam splitter provided on an optical path of the light having the first polarization and configured to transmit the light having the first polarization; a wave plate configured to transmit the light transmitted through the polarization beam splitter while changing a phase of the light; and a mirror configured to reflect the light sequentially transmitted through the polarization beam splitter and the wave plate back to the polarization beam splitter through the wave plate. The polarization beam splitter may reflect light having a second polarization that is different from the first polarization and obtained by transmitting the light reflected by the mirror back through the wave plate.
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公开(公告)号：US11713962B2
公开(公告)日：2023-08-01
申请号：US17322385
申请日：2021-05-17
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Seunghoon Han , Byunghoon Na , Jangwoo You
IPC: H01S5/40 , G02B1/00 , G02B5/18 , G01B11/22 , H01S5/183 , H01S5/12 , G02B3/08 , G02B3/00 , H01S5/42 , G02B27/42 , B82Y20/00 , H01S5/00 , H01S5/042
CPC classification number: G01B11/22 , G02B1/002 , G02B3/0056 , G02B3/08 , G02B5/1842 , G02B27/425 , H01S5/12 , H01S5/183 , H01S5/4025 , H01S5/423 , B82Y20/00 , H01S5/005 , H01S5/0427
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.
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公开(公告)号：US11698510B2
公开(公告)日：2023-07-11
申请号：US16800468
申请日：2020-02-25
Inventor： Seunghoon Han , Amir Arbabi , Andrei Faraon , Sungwoo Hwang , Jangwoo You , Byounglyong Choi , Hyeonsoo Park
IPC: G02B9/12 , G02B9/14 , G02B13/00 , G02B13/18 , G02B9/10 , G02B5/18 , G02B3/08 , G02B1/00 , G02B27/00 , H04N23/55
CPC classification number: G02B9/12 , G02B1/002 , G02B3/08 , G02B5/1876 , G02B9/10 , G02B9/14 , G02B13/003 , G02B13/0035 , G02B13/0055 , G02B13/18 , G02B27/0025 , H04N23/55 , H05K999/99 , G02B2207/101
Abstract: Provided an imaging apparatus including a first optical device, a second optical device disposed such that light transmitted through the first optical device is incident on the second optical device, and a third optical device disposed such that light transmitted through the second optical device is incident on the third optical device, wherein at least one of the first optical device, the second optical device, and the third optical device includes a plurality of nanostructures, and heights of at least two nanostructures of the plurality of nanostructures are different from each other.
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Patent Agency Ranking
公开(公告)号：US11042243B2
公开(公告)日：2021-06-22
申请号：US15991005
申请日：2018-05-29
Applicant: Samsung Electronics Co., Ltd.
Inventor： Seunghoon Han , Byunghoon Na , Jangwoo You
IPC: G06F3/042 , H01S5/026 , G01B9/08 , G01B11/22 , G03B21/00 , G03B21/20 , G02B1/00 , G02B1/118 , G02B27/20 , G01B11/25 , H01S5/12 , H01S5/343 , H01S5/30 , G02B5/18 , G02B27/09
Abstract: A meta projector includes an edge emitting device configured to emit light through a side surface thereof, a meta-structure layer spaced apart from the upper surface of the edge emitting device that includes a plurality of nanostructures having a sub-wavelength shape dimension smaller than a wavelength of the light emitted from the edge emitting device, and a path changing member configured to change a path of the light emitted from the edge emitting device so as to direct the path toward the meta-structure layer. The meta projector may thus be configured to emit a light pattern of structured light, based on directing the light emitted from the edge emitting device through the meta-structure layer, while having a relatively compact device size.
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公开(公告)号：US10923625B2
公开(公告)日：2021-02-16
申请号：US16196098
申请日：2018-11-20
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Byunghoon Na , Jangwoo You , Seunghoon Han
Abstract: Provided is a light source device including a substrate, a first light emitting element disposed on the substrate and including a first reflective layer, a second light emitting layer configured to emit light of a second wavelength, a first etch stop layer, a first light emitting layer configured to emit light of a first wavelength different from the second wavelength, and a first nanostructure reflective layer, and a second light emitting element disposed on the substrate, spaced apart from the first light emitting element, and comprising a second reflective layer having same material and thickness as the first reflective layer, a third light emitting layer having same material and structure as the second emitting layer and configured to generate light of the second wavelength, a second etch stop layer having same material and thickness as the first etch stop layer, and a second nanostructure reflective layer.
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28.发明授权公开(公告)号：US10529060B2
公开(公告)日：2020-01-07
申请号：US15690972
申请日：2017-08-30
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Namseop Kwon , Byunghoon Na , Yonghwa Park , Jangwoo You , Heesun Yoon
Abstract: A time of flight (ToF) measuring apparatus and an image processing method for reducing blur of a depth image in the ToF measuring apparatus are provided. The apparatus senses infrared (IR) light reflected by a subject and incident via an optical shutter, models a spread characteristic of the IR light based on an intensity distribution of the sensed IR light, and acquires a sharpening filter by using the modeled spread characteristic.
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公开(公告)号：US20190137856A1
公开(公告)日：2019-05-09
申请号：US15933627
申请日：2018-03-23
Applicant: Samsung Electronics Co., Ltd.
Inventor： Byunghoon Na , Jangwoo You , Seunghoon Han
CPC classification number: G01B11/25 , G01B11/2504 , G01B11/2509 , G01B11/2513 , G01B11/2518 , G01B11/2522 , G01B11/2527 , G01B11/2531 , G01B11/2536 , G01B11/254 , G01B11/2545 , G02B1/002 , G02B5/1809 , G02B5/1819 , G02B5/1828 , G02B5/3058 , G02B5/3083 , G02B27/0905 , G02B27/0938 , G02B27/28 , G02B27/285 , G03B21/2013 , G03B21/2073 , G06F21/31 , G06K9/00221 , G06K9/00288 , G06K9/00617 , G06K9/2027 , G06K9/2036
Abstract: A meta projector includes a light source array configured to emit light along an optical path. The light source array includes a first light-emitting array including a plurality of first light-emitting configured to emit first light having a first set of light properties and a second light-emitting array including a plurality of second light-emitting elements configured to emit a second light having a second set of light properties, the second set of light properties different from the first set of light properties. The meta projector includes a meta-structure layer aligned with the optical path. The meta projector includes a plurality of nanostructures having a sub-wavelength shape dimension that is smaller than a wavelength of light emitted from the light source array. The meta-structure layer is configured to differently modulate the first light and the second light in relation to each other.
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公开(公告)号：US09946051B2
公开(公告)日：2018-04-17
申请号：US15134885
申请日：2016-04-21
Inventor： Seunghoon Han , Amir Arbabi , Andrei Faraon , Sungwoo Hwang , Jangwoo You , Byounglyong Choi
CPC classification number: G02B9/14 , G02B1/002 , G02B3/08 , G02B5/1876 , G02B9/10 , G02B9/12 , G02B13/003 , G02B13/0035 , G02B13/0055 , G02B13/18 , G02B2207/101 , H04N5/2254
Abstract: An imaging apparatus and an image sensor including the same are provided. The imaging apparatus includes first, second, and third optical devices. At least one of the first, second, and third optical devices is a thin-lens including nanostructures.
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