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公开(公告)号：US11911157B2
公开(公告)日：2024-02-27
申请号：US17319804
申请日：2021-05-13
发明人： Hyeong Seok Jang , Sung Hyun Nam , Sung Mo Ahn , Jun Ho Lee , Ho Jun Chang
IPC分类号： A61B5/1491 , A61B5/1455 , G16H50/30 , G01K11/12 , G16H50/70 , G05D23/27 , G05B17/02 , G16H40/67
CPC分类号： A61B5/1491 , A61B5/1455 , G01K11/12 , G05B17/02 , G05D23/27 , G16H50/30 , G16H50/70 , A61B2560/0233 , A61B2560/0431 , A61B2562/0242 , A61B2562/0271 , G16H40/67
摘要： Provided is an apparatus for estimating a target component, the apparatus including a temperature controller configured to modulate temperature of an object, a measurer configured to measure a spectrum for each temperature of the object that changes based on the modulation, and a processor configured to obtain effective optical pathlength vectors corresponding to a temperature change based on the spectrum for each temperature of the object, obtain a representative effective optical pathlength based on the obtained effective optical pathlength vectors, and obtain a target component estimation model based on the obtained representative effective optical pathlength.
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公开(公告)号：US11199492B2
公开(公告)日：2021-12-14
申请号：US16682123
申请日：2019-11-13
发明人： Hyeong Seok Jang , Jae Wook Shim , Hyun Seok Moon , Kun Sun Eom , Jun Ho Lee , Myoung Hoon Jung
摘要： An apparatus for measuring a spectrum includes a light source array configured to emit light towards an object, a photodetector configured to detect light reflected by the object; and a processor configured to measure, using the light source array and the photodetector, a plurality of temperature correction spectra based on a temperature change of the light source array, obtain a light source temperature drift vector by analyzing the measured plurality of temperature correction spectra, measure, using the light source array and the photodetector, an analysis spectrum by using the light source array and the photodetector, and adjust the measured analysis spectrum to reduce an effect of the temperature change of the light source array by using the obtained light source temperature drift vector.
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公开(公告)号：US10551312B2
公开(公告)日：2020-02-04
申请号：US16221926
申请日：2018-12-17
发明人： Hyeong Seok Jang , Jae Wook Shim , Hyun Seok Moon , Hyo Sun Hwang
摘要： An optical sensor includes light sources configured to emit light, a substrate on which the light sources are mounted, the substrate comprising holes in regions on which the light sources are mounted, and a first photodetector configured to receive a first light emitted from a front surface of each of the light sources, the first light being reflected or scattered from an object. The optical sensor further includes at least one second photodetector configured to receive a second light emitted from a rear surface of each of the light sources, the second light passing through the holes corresponding to the light sources.
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4.发明授权公开(公告)号：US11982618B2
公开(公告)日：2024-05-14
申请号：US17084296
申请日：2020-10-29
发明人： Sung Hyun Nam , Hyeong Seok Jang , Jin Young Park
IPC分类号： G01N21/47 , A61B5/145 , A61B5/1455 , A61B5/1495 , G01J3/02 , G01J3/10
CPC分类号： G01N21/4785 , A61B5/14532 , A61B5/14546 , A61B5/1455 , A61B5/1495 , G01J3/021 , G01J3/0297 , G01J3/10 , A61B2562/0238
摘要： A method of calibrating an optical sensor may include acquiring a first characteristic for an external light source through a detector of an optical sensor while an internal light source of the optical sensor is turned off; driving the internal light source; acquiring a second characteristic for the internal light source and the external light source through the detector, based on driving the internal light source; and acquiring a reference characteristic of the internal light source, for calculation of an absorbance of an object, based on the first characteristic and the second characteristic.
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公开(公告)号：US11786151B2
公开(公告)日：2023-10-17
申请号：US17119634
申请日：2020-12-11
发明人： Ka Ram Choi , So Young Lee , Jun Ho Lee , Sang Kyu Kim , Hyeong Seok Jang
IPC分类号： A61B5/1455 , A61B5/145 , A61B5/00 , G16H40/60
CPC分类号： A61B5/1455 , A61B5/14532 , A61B5/14546 , A61B5/4866 , A61B5/7203 , A61B5/7257 , G16H40/60 , A61B2560/0431 , A61B2562/0233
摘要： An apparatus for obtaining a target signal spectrum includes: a spectrum measurer configured to measure a plurality of spectra from an object; and a processor configured to obtain a difference spectrum matrix by subtracting a reference spectrum from each of the plurality of spectra, and to obtain a spectrum of a target signal based on the obtained difference spectrum matrix.
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公开(公告)号：US10753797B2
公开(公告)日：2020-08-25
申请号：US16251290
申请日：2019-01-18
发明人： Sang Kyu Kim , Jun Ho Lee , Hyeong Seok Jang
IPC分类号： G01J3/26 , G01N21/359 , G01J3/28
摘要： Provided is a spectrum processing apparatus for removing noise, caused by a change in external environment, from a spectrum obtained by a spectrometer. The spectrum processing apparatus includes: a spectrometer configured to measure a first spectrum according to a change in external environment from a first object, and to measure a second spectrum for component analysis from a second object; and a processor configured to extract, based on the first spectrum, an eigenvector for each wavelength according to the change in external environment, and to obtain a final spectrum by correcting the second spectrum based on the extracted eigenvector for each wavelength.
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公开(公告)号：US12005447B2
公开(公告)日：2024-06-11
申请号：US17889085
申请日：2022-08-16
发明人： Won Jong Jung , Hyeong Seok Jang , Kak Namkoong , Hyung Jun Youn , Jae Hong Lee
IPC分类号： B01L7/00 , B01L3/00 , G01N15/06 , G01N15/01 , G01N15/075
CPC分类号： B01L3/502715 , B01L7/52 , G01N15/06 , B01L2300/0645 , B01L2300/0654 , B01L2300/0681 , B01L2300/1822 , B01L2300/1894 , G01N15/01 , G01N15/075
摘要： An apparatus and method for bio-particle detection are provided. The apparatus for bio-particle detection includes: a bio-particle detection chip including a substrate having a plurality of through-hole groups, each through-hole group of the plurality of through-hole groups including through-holes which pass through the substrate from a first surface of the substrate toward an second surface of the substrate opposite to the first surface, and which are configured to accommodate a sample solution loaded therein; and a processor configured to determine a number of through-holes, among the through holes of at least one through-hole group of the plurality of through-hole groups, having a target material encapsulated therein, based on at least one of an electrical signal and an optical signal corresponding to the through-holes of the at least one through-hole group, and to estimate a concentration of the target material based on the determined number.
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公开(公告)号：US20230145041A1
公开(公告)日：2023-05-11
申请号：US17684884
申请日：2022-03-02
发明人： Won Jong JUNG , Ho-Young Kim , Hyeong Seok Jang , Kak Namkoong , Tae Jeong Kim , Jae Hong Lee , Sohyun Jung
IPC分类号： B01L3/00 , C12Q1/6876 , C12Q1/6844 , G01N21/47
CPC分类号： B01L3/502715 , C12Q1/6876 , C12Q1/6844 , G01N21/47 , B01L2300/0654 , B01L2300/0819 , B01L2300/161 , B01L2400/0406
摘要： The present disclosure relates to an apparatus and method for gene amplification. The apparatus for gene amplification may include: an upper main body comprising a first inlet to receive a sealing solution, a second inlet to receive a sample solution, and an upper passage that allows the sample solution and the sealing solution to move by capillary action; a lower main body disposed to oppose the upper main body, and having a lower passage through which the sealing solution moves by capillary action after being injected from the first inlet of the upper main body; a gene amplification chip configured to be inserted between the upper main body and the lower main body; and a porous medium configured to be inserted between the upper main body and the lower main body.
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公开(公告)号：US11513066B2
公开(公告)日：2022-11-29
申请号：US16885441
申请日：2020-05-28
发明人： Jin Young Park , Sung Mo Ahn , Kun Sun Eom , Hyeong Seok Jang
摘要： An apparatus for estimating bio-information includes an optical sensor including a light source configured to emit light of multiple wavelengths onto an object, and including a plurality of detectors configured to detect light of each wavelength which is scattered or reflected from the object. The apparatus includes a processor configured to obtain spectra based on light of each wavelength which is detected by each detector, determine valid spectra of the obtained spectra, and estimate a bio-information value based on the valid spectra.
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公开(公告)号：US11204276B2
公开(公告)日：2021-12-21
申请号：US16923608
申请日：2020-07-08
摘要： A method and an apparatus for analyzing a component of an object are provided. The apparatus includes an image sensor including an optical module, and the optical module includes a light source configured to emit a source light, a first detector configured to detect a first light that is scattered or reflected from the object on which the emitted source light is incident, and a second detector configured to detect a second light that is emitted by the light source but is not incident on the object. The apparatus further includes a processor configured to calculate a scattering coefficient and an absorption coefficient, based on the detected first light and the detected second light, and analyze the component of the object, based on the calculated scattering coefficient and the calculated absorption coefficient.
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