公开(公告)号：US20240188834A1

公开(公告)日：2024-06-13

申请号：US18144645

申请日：2023-05-08

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Ui Kun KWON ,  Young Soo Kim ,  Chang Soon Park ,  Hye Rim Lim

IPC: A61B5/0205 ,  A61B5/029 ,  A61B5/11

CPC classification number: A61B5/0205 ,  A61B5/029 ,  A61B5/1116 ,  A61B5/02108

Abstract: Provided is an apparatus for estimating blood pressure, including a pulse wave sensor configured to measure a pulse wave signal of a user, and a processor configured to obtain, based on the pulse wave signal, one or more feature values corresponding to the blood pressure, detect whether a change in a posture of a user from a first posture to a second posture occurs while measuring the pulse wave signal, based on the change in the posture being detected, correct a reference blood pressure based on a blood pressure variation caused by the change in the posture, correct the one or more feature values based on a variation in one or more pulse wave signal feature values caused by the change in the posture, and estimate the blood pressure based on the corrected reference blood pressure and the corrected one or more feature values.

公开(公告)号：US11751814B2

公开(公告)日：2023-09-12

申请号：US17317524

申请日：2021-05-11

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  POSTECH Research and Business Development Foundation

Inventor： Young Soo Kim ,  Sung-Min Park ,  Youn Ho Kim ,  Vega Pradana Rachim ,  Sang Yun Park ,  JinHyeok Baek

IPC: A61B5/00 ,  A61B5/0205 ,  A61B5/02 ,  A61B5/024 ,  A61B5/021 ,  A61B5/1455 ,  A61B5/16

CPC classification number: A61B5/7203 ,  A61B5/021 ,  A61B5/02007 ,  A61B5/02055 ,  A61B5/02405 ,  A61B5/02416 ,  A61B5/14551 ,  A61B5/165 ,  A61B5/4872

Abstract: An apparatus for estimating biological information of a user may include a light source configured to emit light to an object of the user; an image sensor comprising a pixel array, and configured to acquire successive image frames by detecting light scattered or reflected from the object of the user; and a processor configured to: select a predetermined number of pixel-rows from among pixel-rows of the image sensor, detect signal intensities in the predetermined number of pixel-rows for each image frame of the successive image frames, correct the signal intensities, combine the signal intensities for each image frame of the successive image frames based on correcting the signal intensities, acquire a photoplethysmogram (PPG) signal based on combining the signal intensities, and estimate the biological information of the user based on the PPG signal.

公开(公告)号：US11510580B2

公开(公告)日：2022-11-29

申请号：US16812939

申请日：2020-03-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jong Wook Lee ,  Byung Hoon Ko ,  Young Soo Kim ,  Chang Mok Choi ,  Jeong Eun Hwang ,  Youn Ho Kim

IPC: A61B5/021 ,  A61B5/1455 ,  A61B5/00 ,  G06F3/0354 ,  G06F3/01 ,  A61B5/024

Abstract: An electronic device according to an aspect of the present disclosure includes a touch screen. The electronic device includes a communication interface that may receive, from a touch pen, a pulse wave signal of a user which is measured from a finger of the user by the touch pen while the touch pen is placed on the touch screen. The electronic device includes a processor that may determine whether a measurement posture of the user is appropriate based on whether the finger touches the touch screen, and in response to determining that the user's measurement posture is appropriate, estimate bio-information of the user based on the received pulse wave signal.

公开(公告)号：US20220071568A1

公开(公告)日：2022-03-10

申请号：US17149905

申请日：2021-01-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seung Keun Yoon ,  Ui Kun Kwon ,  Young Soo Kim ,  Dae Geun Jang

IPC: A61B5/00 ,  A61B5/021 ,  A61B5/11 ,  A61B5/0295 ,  A61B5/0535 ,  A61B5/313 ,  A61B5/308

Abstract: A method of determining regularity of a bio-signal is provided. The method of determining regularity of a bio-signal according may include acquiring a plurality of pulse waveforms of the bio-signal, acquiring a plurality of slope waveforms corresponding to the plurality of pulse waveforms, binarizing the plurality of slope waveforms, acquiring synchronization information of the plurality of pulse waveforms based on binarizing the plurality of pulse waveforms; acquiring a synchronization rate of a reference interval based on the synchronization information, and determining whether the bio-signal is regular or irregular based on the synchronization rate of the reference interval.

公开(公告)号：US10667757B2

公开(公告)日：2020-06-02

申请号：US15413940

申请日：2017-01-24

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Chang Soon Park ,  Ui Kun Kwon ,  Young Soo Kim

IPC: A61B5/00 ,  A61B5/021 ,  A61B5/02

Abstract: A feature extraction apparatus configured to perform biometric information detection includes a bio-signal obtainer configured to acquire a bio-signal; and a processor configured to decompose a waveform of the acquired bio-signal into component pulses and extract a feature for the biometric information detection based on characteristic points of the component pulses.

公开(公告)号：US20190244704A1

公开(公告)日：2019-08-08

申请号：US16266510

申请日：2019-02-04

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Youn Ho Kim ,  Byung Hoon Ko ,  Yunseo Ku ,  Yong Joo Kwon ,  Ui Kun Kwon ,  Young Soo Kim ,  Jin Young Park ,  Jong Wook Lee ,  Dae Geun Jang ,  Chang Mok Choi ,  Jae Min Kang ,  Seung Woo Noh ,  Sang Yun Park ,  Chang Soon Park ,  Seung Keun Yoon

IPC: G16H20/60 ,  A61B5/024 ,  A61B5/029 ,  A61B5/0488 ,  A61B5/145 ,  A61B5/0402 ,  A61B5/00

CPC classification number: G16H20/60 ,  A61B5/0006 ,  A61B5/0205 ,  A61B5/02416 ,  A61B5/029 ,  A61B5/0402 ,  A61B5/0488 ,  A61B5/14532 ,  A61B5/681 ,  A61B5/6823 ,  A61B5/6824 ,  A61B5/6829 ,  G16H50/20

Abstract: A dietary habit management apparatus and method are provided. The dietary habit management apparatus includes a bio-signal acquirer configured to acquire a bio-signal of a user, and a processor configured to obtain a total peripheral resistance (TPR) reflected index, from the bio-signal that is acquired by the bio-signal acquirer, and determine whether the user has eaten food, based on the TPR reflected index.

公开(公告)号：US10348533B2

公开(公告)日：2019-07-09

申请号：US15971825

申请日：2018-05-04

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Chang Soon Park ,  Young Jun Hong ,  Sujit Jos ,  Young Soo Kim ,  Chandrashekhar Thejaswi PS ,  Kiran Bynam ,  Manoj Choudhary

IPC: H04B1/709 ,  H04L25/03 ,  H04L25/49 ,  H04L27/04 ,  H04B1/7163

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.

公开(公告)号：US10084230B2

公开(公告)日：2018-09-25

申请号：US14508602

申请日：2014-10-07

Applicant: Samsung Electronics Co., Ltd.

Inventor： Young Jun Hong ,  Won Bin Hong ,  Byung Hoon Ko ,  Byung Chul Kim ,  Young Soo Kim ,  Yoon Geon Kim ,  Young Ju Lee ,  Jae Chun Lee

IPC: H01Q1/00 ,  H01Q1/27 ,  A61B5/01 ,  A61B5/02 ,  A61B5/024 ,  A61B5/0402 ,  A61B5/0488 ,  A61B5/053 ,  A61B5/00 ,  G08C17/00 ,  H01Q1/48 ,  H04B13/00

CPC classification number: H01Q1/273 ,  A61B5/0006 ,  A61B5/0008 ,  A61B5/0015 ,  A61B5/01 ,  A61B5/02 ,  A61B5/02438 ,  A61B5/0402 ,  A61B5/0488 ,  A61B5/053 ,  A61B5/683 ,  A61B2562/0271 ,  A61B2562/166 ,  G08C17/00 ,  H01Q1/48 ,  H04B13/005

Abstract: A body sensor, a system including the body sensor and a method of transmitting a biosignal are provided. A wearable body sensor includes a conductive electrode configured to conduct a biosignal from a body, a main board comprising a radio frequency (RF) communication circuit to generate an RF signal based on the biosignal, and an antenna disposed on the RF communication circuit to radiate the RF signal.

公开(公告)号：US09985340B2

公开(公告)日：2018-05-29

申请号：US14508602

申请日：2014-10-07

Applicant: Samsung Electronics Co., Ltd.

Inventor： Young Jun Hong ,  Won Bin Hong ,  Byung Hoon Ko ,  Byung Chul Kim ,  Young Soo Kim ,  Yoon Geon Kim ,  Young Ju Lee ,  Jae Chun Lee

IPC: H01Q1/27 ,  A61B5/01 ,  A61B5/02 ,  A61B5/024 ,  A61B5/0402 ,  A61B5/0488 ,  A61B5/053 ,  G08C17/00 ,  H01Q1/48 ,  H04B13/00 ,  A61B5/00

Abstract: A body sensor, a system including the body sensor and a method of transmitting a biosignal are provided. A wearable body sensor includes a conductive electrode configured to conduct a biosignal from a body, a main board comprising a radio frequency (RF) communication circuit to generate an RF signal based on the biosignal, and an antenna disposed on the RF communication circuit to radiate the RF signal.

公开(公告)号：US09806776B2

公开(公告)日：2017-10-31

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

IPC: H04B7/02 ,  H04B7/0456 ,  H04L25/02 ,  H04L25/03 ,  H04L27/08 ,  H04L27/36 ,  H04B7/06 ,  H04B7/0413 ,  H04B7/0452

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.