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公开(公告)号：US12016667B2
公开(公告)日：2024-06-25
申请号：US17540799
申请日：2021-12-02
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Chang Mok Choi , Byung Hoon Ko , Jong Wook Lee , Youn Ho Kim , Young Soo Kim , Jeong Eun Hwang
CPC classification number: A61B5/02416 , A61B5/0075 , A61B5/0082 , A61B5/02125 , A61B5/6826 , A61B5/0261
Abstract: An apparatus for obtaining bio-information may include a pulse wave sensor including a light source and a detector. The light source is configured to emit multi-wavelength light to an object of interest and the detector is configured to detect light reflected from the object. In addition, the apparatus may include a processor configured to obtain a change in volume of a blood vessel based on one or more of quantity of detected multi-wavelength light and absorbance coefficients of respective wavelengths of the multi-wavelength light and obtain bio-information based on the measured change in volume of the blood vessel.
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公开(公告)号：US20230119697A1
公开(公告)日：2023-04-20
申请号：US17670684
申请日：2022-02-14
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Ui Kun KWON , Dae Geun Jang , Chang Soon Park , Young Soo Kim
Abstract: A method of evaluating quality of a bio-signal includes receiving an input bio-signal; setting a quality evaluation region in thebio-signal; dividing a signal of the quality evaluation region into a plurality of sub-signals; extracting a representative waveform by using the plurality of sub-signals; evaluating a quality of each sub-signal based on the representative waveform; and evaluating a quality of the signal in the quality evaluation region based on quality evaluation results of the plurality of sub-signals.
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公开(公告)号：US20230056434A1
公开(公告)日：2023-02-23
申请号：US17835577
申请日：2022-06-08
Applicant: Samsung Electronics Co., Ltd
Inventor： Dae Geun JANG , Chang Soon Park , Ui Kun Kwon , Young Soo Kim
Abstract: An apparatus for estimating blood pressure according to an example embodiment of the present disclosure includes: a pulse wave sensor configured to measure a pulse wave signal from an object; and a processor configured to obtain a first feature and a heart rate based on the pulse wave signal, estimate a mean arterial pressure (MAP) based on the first feature and the heart rate, and estimate a first blood pressure based on the MAP and a pulse pressure (PP).
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公开(公告)号：US20220087556A1
公开(公告)日：2022-03-24
申请号：US17540799
申请日：2021-12-02
Applicant: Samsung Electronics Co., Ltd.
Inventor： Chang Mok Choi , Byung Hoon Ko , Jong Wook Lee , Youn Ho Kim , Young Soo Kim , Jeong Eun Hwang
Abstract: An apparatus for obtaining bio-information may include a pulse wave sensor including a light source and a detector. The light source is configured to emit multi-wavelength light to an object of interest and the detector is configured to detect light reflected from the object. In addition, the apparatus may include a processor configured to obtain a change in volume of a blood vessel based on one or more of quantity of detected multi-wavelength light and absorbance coefficients of respective wavelengths of the multi-wavelength light and obtain bio-information based on the measured change in volume of the blood vessel.
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公开(公告)号：US11213216B2
公开(公告)日：2022-01-04
申请号：US16254004
申请日：2019-01-22
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Chang Mok Choi , Byung Hoon Ko , Jong Wook Lee , Youn Ho Kim , Young Soo Kim , Jeong Eun Hwang
Abstract: An apparatus for obtaining bio-information may include a pulse wave sensor including a light source and a detector. The light source is configured to emit multi-wavelength light to an object of interest and the detector is configured to detect light reflected from the object. In addition, the apparatus may include a processor configured to obtain a change in volume of a blood vessel based on one or more of quantity of detected multi-wavelength light and absorbance coefficients of respective wavelengths of the multi-wavelength light and obtain bio-information based on the measured change in volume of the blood vessel.
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Patent Agency Ranking
公开(公告)号：US10735226B2
公开(公告)日：2020-08-04
申请号：US16504633
申请日：2019-07-08
Applicant: Samsung Electronics Co., Ltd.
Inventor： Chang Soon Park , Young Jun Hong , Sujit Jos , Young Soo Kim , Chandrashekhar Thejaswi Ps , Kiran Bynam , Manoj Choudhary
Abstract: A method and a transmitter for transmitting a pay load sequence are provided. The transmitter includes a ternary sequence mapper configured to map a binary data sequence to a ternary sequence stored in the transmitter, and a pulse shaping filter configured to generate a first signal based on the mapped ternary sequence. The ternary sequence includes elements of −1, 0, and 1.
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公开(公告)号：US20180177465A1
公开(公告)日：2018-06-28
申请号：US15833727
申请日：2017-12-06
Applicant: Samsung Electronics Co., LTD.
Inventor： Ui Kun Kwon , Chang Soon Park , Dae Geun Jang , Young Soo Kim
IPC: A61B5/00 , A61B5/0402 , A61B5/0488 , A61B5/11 , A61B5/04 , A61B5/0205
CPC classification number: A61B5/7278 , A61B5/0205 , A61B5/021 , A61B5/04012 , A61B5/0402 , A61B5/0488 , A61B5/0816 , A61B5/1102 , A61B2560/0223
Abstract: A bio-signal feature scaling apparatus may include: a processor configured to execute instructions to: extract a feature from a bio-signal of an object; estimate a cause of change in a bio-state of the object; calibrate a scale factor based on the estimated cause of change in the bio-state; and scale the extracted feature by applying the calibrated scale factor to the extracted feature.
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公开(公告)号：US09635611B2
公开(公告)日：2017-04-25
申请号：US14602798
申请日：2015-01-22
Applicant: Samsung Electronics Co., Ltd.
Inventor： Ui Kun Kwon , Young Soo Kim
IPC: H04W52/02
CPC classification number: H04W52/0222 , H04W52/0235 , Y02D70/142 , Y02D70/144 , Y02D70/164
Abstract: Provided is a communication method of a reception apparatus and a transmission apparatus that may decrease consumption of power by changing an operation state of a corresponding reception apparatus from an awake state to a sleep state when a stream to be transmitted is absent during all or a portion of a transmission opportunity (TXOP).
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19.发明申请公开(公告)号：US20150280799A1
公开(公告)日：2015-10-01
申请号：US14739131
申请日：2015-06-15
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Ui Kun Kwon , Tae Rim Park , Young Soo Kim , Eung Sun Kim
CPC classification number: H04B7/0456 , H04B7/0413 , H04B7/0452 , H04B7/06 , H04B7/0697 , H04L5/0023 , H04L5/0053 , H04L5/0092 , H04L25/0202 , H04L25/0204 , H04L25/0226 , H04L25/03343 , H04L27/08 , H04L27/368 , H04L2025/03426
Abstract: Provided is a communication system using a space division multi-user multiple input multiple output (SD-MIMO) communication method. A transmission apparatus may transmit, to each of terminals included within a coverage, common control information commonly transmitted to the terminals and individual control information individually transmitted to each of the terminals. The transmission apparatus does not precode the common control information and transmits the non-precoded common control information. The transmission apparatus precodes the individual control information and transmits the precoded individual control information.
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公开(公告)号：US20240225457A1
公开(公告)日：2024-07-11
申请号：US18141765
申请日：2023-05-01
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Hye Rim LIM , Ui Kun Kwon , Young Soo Kim , Chang Soon Park , Dae Geun Jang
CPC classification number: A61B5/021 , A61B5/02416 , A61B5/4561 , A61B5/7278
Abstract: Apparatus and method for estimating blood pressure, including a plurality of sensors; and at least one processor configured to: determine situation information and posture information prior to estimation of blood pressure of a user based on data acquired using the plurality of sensors, select a cardiovascular feature from among a plurality of predetermined cardiovascular features based on the situation information and the posture information, generate a blood pressure estimation model based on the cardiovascular feature, the situation information, and the posture information, and estimate the blood pressure of the user based on the generated blood pressure estimation model.
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