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公开(公告)号：EP4403100A1
公开(公告)日：2024-07-24
申请号：EP22870282.5
申请日：2022-09-14
申请人： Sky Labs Inc.
摘要： A deep learning-based blood pressure estimation system using a photoplethysmography (PPG) signal detection ring is provided. The system may include a server, and the server may include a signal feature extraction component configured to extract PPG features from a PPG signal by using a first deep learning model, a user feature extraction component configured to extract user features, by using a second deep learning model, from a first test PPG signal measured using the PPG signal detection ring, systolic and diastolic test blood pressures measured using a conventional blood pressure monitor simultaneously with the first test PPG signal, and user information, and a blood pressure estimation component configured to estimate systolic and diastolic blood pressures from the PPG features and the user features by using a third deep learning model, wherein the PPG signal is measured using the PPG signal detection ring, and the server receives the PPG signal from the PPG signal detection ring through a terminal.
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公开(公告)号：EP3960068B1
公开(公告)日：2024-05-29
申请号：EP20794677.3
申请日：2020-03-18
IPC分类号： A61B5/024 , A61B5/00 , A61B5/0245
CPC分类号： A61B5/6826 , A61B5/256 , A61B5/02438 , A61B5/0245
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公开(公告)号：EP4403094A1
公开(公告)日：2024-07-24
申请号：EP22870286.6
申请日：2022-09-14
申请人： Sky Labs Inc.
IPC分类号： A61B5/00 , A61B5/024 , A61B5/021 , A61B5/1455 , G16H50/20
摘要： Provided is a biometric data monitoring platform using a biometric signal sensing ring. The platform includes a server, wherein the server includes a signal quality classification system including a first signal quality classification component configured to classify signal quality of a first wavelength photoplethysmography (PPG) signal as being good or bad, a biometric data calculation system including an atrial fibrillation determination component configured to determine whether atrial fibrillation has occurred, from the first wavelength PPG signal by using a deep learning model, and a biometric index calculation system including an atrial fibrillation index calculation component configured to calculate an atrial fibrillation index from a first signal quality classification result generated by the first signal quality classification component and an atrial fibrillation determination result generated by the atrial fibrillation determination component.
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4.发明公开
公开(公告)号：EP4403102A1
公开(公告)日：2024-07-24
申请号：EP22870279.1
申请日：2022-09-14
申请人： Sky Labs Inc.
发明人： CHANG, Hyung Min , KIM, Hae Na , JO, Sung Mi , LEE, Min Hyung , KIM, Chang Hyun , CHOI, Chang Woo , LEE, Byung Hwan
摘要： A deep-learning-based atrial fibrillation determination system using a photoplethysmography (PPG) signal detection ring is provided. The system may include a server, the server may include a signal quality classification component configured to classify the quality of a PPG signal as good or bad by using a first deep learning model, and an atrial fibrillation determination component configured to determine, by using a second deep learning model, from the PPG signal, whether atrial fibrillation has occurred, wherein the PPG signal detection ring includes a plurality of sensors configured to simultaneously measure a plurality of PPG signals at different locations, each of the plurality of sensors includes a light source and a photoelectric conversion device, the PPG signal is measured using the PPG signal detection ring, the server receives the PPG signal from the PPG signal detection ring through a terminal, and the terminal includes a sensor selection component configured to select, from among the plurality of sensors, as a sensor for measuring the PPG signal, a sensor that has measured a test PPG signal having a highest signal quality among a plurality of test PPG signals.
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公开(公告)号：EP4403093A1
公开(公告)日：2024-07-24
申请号：EP22870278.3
申请日：2022-09-14
申请人： Sky Labs Inc.
摘要： A smart ring for sensing a biometric signal is provided. The smart ring for sensing a biometric signal by coming in contact with the skin includes at least one light-emitting circuit including first to third light sources that respectively generate light of first to third wavelengths incident on the inside of the skin at non-overlapping first to third points in time, a switch that controls each of the at least one light-emitting circuit, first to third driving circuits that respectively control the first to third light sources of each light-emitting circuit, and a sensing circuit configured to obtain reflected light that is output from the at least one light-emitting circuit and reflected from the inside of the skin.
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公开(公告)号：EP4403106A1
公开(公告)日：2024-07-24
申请号：EP22870283.3
申请日：2022-09-14
申请人： Sky Labs Inc.
发明人： CHANG, Hyung Min , KIM, Hae Na , LEE, Min Hyung , KIM, Chang Hyun , CHOI, Chang Woo , LEE, Byung Hwan
IPC分类号： A61B5/1455 , A61B5/00 , G16H50/20
CPC分类号： A61B5/00 , G16H50/20 , A61B5/1455
摘要： Provided is a system for estimating oxygen saturation by using a photoplethysmography (PPG) signal sensing ring. The system includes a server, wherein the server includes a signal quality classification component configured to classify qualities of a first wavelength PPG signal and a second wavelength PPG signal as good or bad, and an oxygen saturation estimation component configured to estimate oxygen saturation from the first wavelength PPG signal and the second wavelength PPG signal, the PPG signal sensing ring includes a plurality of sensors at different locations, each of the plurality of sensors is configured to measure the first wavelength PPG signal and the second wavelength PPG signal, each of the plurality of sensors includes a first wavelength light source, a second wavelength light source, and a photoelectric conversion device, and the terminal includes a sensor selection component configured to select, from among the plurality of sensors, as a sensor for measuring the first wavelength PPG signal and the second wavelength PPG signal, a sensor that measured a combination of a first wavelength test PPG signal and a second wavelength test PPG signal, which has a highest signal quality from among a plurality of first wavelength test PPG signals and a plurality of second wavelength test PPG signals.
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