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公开(公告)号：US20220191432A1
公开(公告)日：2022-06-16
申请号：US17366695
申请日：2021-07-02
发明人： Suyeon LEE , Jeongsu HAN , Unjeong KIM , Hyungbin SON , Junhoe CHOI
摘要： Provided is a food monitoring apparatus including at least one light source configured to selectively radiate light of a first wavelength band and light of a second wavelength band that is different from the first wavelength band to food, at least one image sensor configured to obtain a visible image of the food and a hyperspectral image of the food based on light scattered, emitted, or reflected from the food, and at least one processor configured to obtain first information of the food based on the visible image, and to obtain second information of the food based on the first information and the hyperspectral image.
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公开(公告)号：US20220091087A1
公开(公告)日：2022-03-24
申请号：US17479377
申请日：2021-09-20
发明人： Unjeong KIM , Hyungbin SON , Suyeon LEE
摘要： Provided is a meat inspection apparatus including a light source configured to emit a plurality of inspection lights to a plurality of regions of meat, respectively, a light detector configured to generate a plurality of emission spectrum signals based on measuring a plurality of fluorescences emitted from the plurality of regions, and a processor configured to receive the plurality of emission spectrum signals from the light detector, generate hyperspectral images of the meat based on the plurality of emission spectrum signals, and obtain a state of the meat based on the hyperspectral images, wherein the processor is further configured to obtain the state of the meat for a plurality of sub-regions in each of the plurality of regions.
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公开(公告)号：US20220065696A1
公开(公告)日：2022-03-03
申请号：US17501496
申请日：2021-10-14
发明人： Hyochul KIM , Younggeun ROH , Yeonsang PARK , Suyeon LEE
摘要： 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：US20200174163A1
公开(公告)日：2020-06-04
申请号：US16665687
申请日：2019-10-28
发明人： Seunghoon HAN , Suyeon LEE
IPC分类号： G02B3/00
摘要： 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.
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公开(公告)号：US20240094053A1
公开(公告)日：2024-03-21
申请号：US18120781
申请日：2023-03-13
发明人： Suyeon LEE , Q-Han PARK , Unjeong KIM , Hojung KIM , Hyunjun MA
CPC分类号： G01J3/2823 , G01J3/0202 , G01J3/0278 , G01J3/0294 , G01J3/0256 , G01J2003/2826
摘要： Provided are a spectral camera and an electronic apparatus including the same. The spectral camera includes an image sensor including a plurality of channels configured to detect a plurality of central wavelengths; an optical module configured to be movable with respect to the image sensor to provide an image of an object on the image sensor; a memory configured to store first information about a change in an optical characteristic of each of the plurality of channels in the image sensor, the change in the optical characteristic of each of the plurality of channels corresponding to a movement of the optical module; and a processor configured to: obtain the first information from the memory, obtain second information corresponding to the plurality of central wavelengths detected by the image sensor, and obtain third information by correcting the second information based on the first information.
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公开(公告)号：US20230018444A1
公开(公告)日：2023-01-19
申请号：US17946441
申请日：2022-09-16
发明人： Jangwoo YOU , Namseop KWON , Byunghoon NA , Minkyung LEE , Suyeon LEE , Seunghoon HAN
摘要： 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：US20230062193A1
公开(公告)日：2023-03-02
申请号：US17983924
申请日：2022-11-09
发明人： Seunghoon HAN , Mahdad MANSOUREE , Amir ARBABI , Suyeon LEE
摘要： A meta-lens includes a first layer that is arranged on a substrate and that includes a plurality of first nanostructures and a second layer including a plurality of second nanostructures separately arranged from the first nanostructures. The meta-lens may focus light of a plurality of wavelengths or light of a wide wavelength bandwidth due to the arrangement of the nanostructures in a multilayer structure.
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公开(公告)号：US20210048342A1
公开(公告)日：2021-02-18
申请号：US16713131
申请日：2019-12-13
发明人： Hyochul KIM , Younggeun ROH , Yeonsang PARK , Suyeon LEE
摘要： 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：US20200081100A1
公开(公告)日：2020-03-12
申请号：US16557393
申请日：2019-08-30
发明人： Jangwoo YOU , Namseop KWON , Byunghoon NA , Minkyung LEE , Suyeon LEE , Seunghoon HAN
摘要： 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：US20230128654A1
公开(公告)日：2023-04-27
申请号：US17845582
申请日：2022-06-21
发明人： Suyeon LEE , Q-Han Park , Unjeong Kim , Hyunjun Ma
摘要： Provided are a method and a device, for processing spectrum data of an image sensor. The method includes obtaining spectrum response signals corresponding to channels of spectrum data of light, the spectrum data being obtained from an object by an image sensor; determining a set of bases corresponding to the obtained spectrum response signals; performing, based on the determined set of bases, a change of basis on at least one basis included in the determined set of bases; and generating, by using a pseudo inverse, reconstructed spectrum data from the spectrum response signals on which the change of basis has been performed.
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