JP6900390B2 - バイタルサインを検出及び監視する方法、装置、サーバ及びシステム - Google Patents

バイタルサインを検出及び監視する方法、装置、サーバ及びシステム Download PDF

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JP6900390B2
JP6900390B2 JP2018547988A JP2018547988A JP6900390B2 JP 6900390 B2 JP6900390 B2 JP 6900390B2 JP 2018547988 A JP2018547988 A JP 2018547988A JP 2018547988 A JP2018547988 A JP 2018547988A JP 6900390 B2 JP6900390 B2 JP 6900390B2
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csi
respiratory rate
respiratory
clusters
vital signs
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JP2019512304A5 (enExample
JP2019512304A (ja
Inventor
チェン チェン，
チェン チェン，
ベイベイ ワン，
ベイベイ ワン，
イ ハン，
イ ハン，
フェン チャン，
フェン チャン，
ハン−コック， デュック ライ，
ハン−コック， デュック ライ，
ヤン チェン，
ヤン チェン，
ケー． ジェイ．， レイ リウ，
ケー． ジェイ．， レイ リウ，
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Origin Research Wireless Inc
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Origin Wireless Inc
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Measuring devices for evaluating the respiratory organs
    • A61B5/0816—Measuring devices for examining respiratory frequency
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
    • A61B5/0507—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves using microwaves or terahertz waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/003—Bistatic radar systems; Multistatic radar systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/04—Systems determining presence of a target
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/536—Discriminating between fixed and moving objects or between objects moving at different speeds using transmission of continuous unmodulated waves, amplitude-, frequency-, or phase-modulated waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/56—Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/024—Measuring pulse rate or heart rate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/103—Measuring devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb
    • A61B5/1113—Local tracking of patients, e.g. in a hospital or private home
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7246—Details of waveform analysis using correlation, e.g. template matching or determination of similarity
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7253—Details of waveform analysis characterised by using transforms

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  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Surgery (AREA)
  • Pulmonology (AREA)
  • Biophysics (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physiology (AREA)
  • Electromagnetism (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
JP2018547988A 2016-03-11 2017-03-10 バイタルサインを検出及び監視する方法、装置、サーバ及びシステム Active JP6900390B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662307081P 2016-03-11 2016-03-11
US62/307,081 2016-03-11
US201662316850P 2016-04-01 2016-04-01
US62/316,850 2016-04-01
PCT/US2017/021963 WO2017156492A1 (en) 2016-03-11 2017-03-10 Methods, apparatus, servers, and systems for vital signs detection and monitoring

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JP2019512304A JP2019512304A (ja) 2019-05-16
JP2019512304A5 JP2019512304A5 (enExample) 2020-04-23
JP6900390B2 true JP6900390B2 (ja) 2021-07-07

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EP (1) EP3426137B1 (enExample)
JP (1) JP6900390B2 (enExample)
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Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11025475B2 (en) 2012-12-05 2021-06-01 Origin Wireless, Inc. Method, apparatus, server, and systems of time-reversal technology
US10447094B2 (en) 2016-05-03 2019-10-15 Origin Wireless, Inc. Method, system, and apparatus for wireless power transmission based on power waveforming
US10291460B2 (en) 2012-12-05 2019-05-14 Origin Wireless, Inc. Method, apparatus, and system for wireless motion monitoring
US10270642B2 (en) 2012-12-05 2019-04-23 Origin Wireless, Inc. Method, apparatus, and system for object tracking and navigation
US10495725B2 (en) 2012-12-05 2019-12-03 Origin Wireless, Inc. Method, apparatus, server and system for real-time vital sign detection and monitoring
US10735298B2 (en) 2012-12-05 2020-08-04 Origin Wireless, Inc. Method, apparatus, server and system for vital sign detection and monitoring
US10374863B2 (en) 2012-12-05 2019-08-06 Origin Wireless, Inc. Apparatus, systems and methods for event recognition based on a wireless signal
CN107822617B (zh) * 2017-10-23 2020-10-16 上海百芝龙网络科技有限公司 一种基于WiFi信号的心率异常检测方法
CN107822645B (zh) * 2017-10-23 2020-01-17 上海百芝龙网络科技有限公司 一种基于WiFi信号的情绪识别方法
JP7353006B2 (ja) * 2017-12-01 2023-09-29 オリジン ワイヤレス， インコーポレイテッド 無線信号に基づいてイベントを認識するための装置、システム及び方法
CN108553108B (zh) * 2018-03-05 2020-04-14 上海百芝龙网络科技有限公司 一种基于Wi-Fi中CSI信号的人体动作与呼吸的检测方法和系统
CN109171731B (zh) * 2018-09-04 2020-08-21 北京大学（天津滨海）新一代信息技术研究院 一种无接触呼吸检测方法
US12340295B2 (en) * 2018-10-05 2025-06-24 The Regents Of The University Of California Intelligent IoT device with wireless-enabled device-free occupancy sensing
CN109473166A (zh) * 2018-11-14 2019-03-15 山东中医药大学 一种基于多网融合的智能远程医疗护理系统及方法
KR102173588B1 (ko) * 2018-11-16 2020-11-06 동아대학교 산학협력단 정보 획득과 타켓의 상태 센싱을 동시에 수행하는 모니터링 방법 및 장치
TWI722347B (zh) 2018-12-11 2021-03-21 財團法人工業技術研究院 基於通道狀態資訊量測生理狀態資訊的方法、裝置及其系統
CN111381227B (zh) * 2018-12-28 2024-04-26 松下知识产权经营株式会社 推测方法以及推测装置
EP3692898A1 (en) * 2019-02-11 2020-08-12 Nokia Technologies Oy Sleep/motion determination based on wi-fi signals
EP3695783A1 (en) * 2019-02-15 2020-08-19 Origin Wireless, Inc. Method, apparatus, and system for wireless gait recognition
CN111580086B (zh) 2019-02-19 2023-08-25 富士通株式会社 生命体检测方法、检测装置和电子设备
CN110013252B (zh) * 2019-04-18 2021-03-23 北京邮电大学 获取呼吸状态的方法、装置、电子设备及可读存储介质
KR102235982B1 (ko) * 2019-05-02 2021-04-02 재단법인대구경북과학기술원 생체 fmcw 레이더를 위한 생체 심장 박동 파라미터 추정 장치 및 그 방법
JP7623106B2 (ja) * 2019-05-12 2025-01-28 オリジン リサーチ ワイヤレス， インコーポレイテッド 無線追跡、スキャニング、及び監視のための方法、装置及びシステム
CN110301917B (zh) * 2019-06-14 2020-09-08 北京大学 一种无接触呼吸检测方法及装置
CN110123328B (zh) * 2019-06-26 2022-04-15 南京苗米科技有限公司 一种基于无线识别的呼吸频率检测方法
WO2021007293A1 (en) * 2019-07-08 2021-01-14 Strong Force Vcn Portfolio 2019, Llc Systems and methods for detecting occupancy using radio signals
JP7186887B2 (ja) * 2019-08-23 2022-12-09 データソリューションズ株式会社 呼吸検出システム及び呼吸検出方法
CN110737201B (zh) * 2019-10-11 2020-10-09 珠海格力电器股份有限公司 一种监护方法、装置、存储介质及空调
CN111131454B (zh) * 2019-12-24 2020-12-08 国家计算机网络与信息安全管理中心 基于usrp的物联网设备流量分析装置
CN111481203B (zh) * 2020-05-22 2023-05-05 哈尔滨工程大学 一种基于信道状态信息的室内静态被动人体检测方法
CN111568425B (zh) * 2020-06-08 2021-08-03 北京大学 一种非接触式的多人呼吸检测方法
CN111839521A (zh) * 2020-06-11 2020-10-30 华中科技大学 一种基于双天线WiFi信号的人体呼吸监测方法和装置
CN111657897A (zh) * 2020-07-02 2020-09-15 武汉领科新云科技有限公司 一种检测人体体征的人工智能算法
CN112315452B (zh) * 2020-10-29 2021-10-01 中国科学技术大学 基于多路径相位相消的人体呼吸追踪方法、装置及系统
DE102020006878A1 (de) 2020-11-09 2022-05-12 Daimler Ag Fahrzeug mit einem Anwesenheitserkennungssystem und Verfahren zum Warnen bezüglich eines in einem Fahrzeug vergessenen Lebewesens
CN112494031A (zh) * 2020-11-26 2021-03-16 咸宁职业技术学院 一种呼吸率计算方法及装置
CN112741611B (zh) * 2020-12-25 2025-01-03 上海交通大学 基于毫米波感知的多人体生命体征同步监测系统及方法
CN112817005B (zh) * 2020-12-29 2024-01-12 中国铁路兰州局集团有限公司 一种基于点数据的模式识别方法
CN112971743B (zh) * 2021-02-08 2022-05-27 南京泓鼎感知技术有限责任公司 非接触式新生儿呼吸监测系统、设备和存储介质
JP7617558B2 (ja) * 2021-02-26 2025-01-20 パナソニックＩｐマネジメント株式会社 判別システム、判別方法及びプログラム
CN113133758B (zh) * 2021-03-16 2022-12-06 浙江工业大学 基于csi的非静态环境下呼吸检测系统
US20230109057A1 (en) * 2021-10-04 2023-04-06 Samsung Electronics Co., Ltd. Respiration rate detection using wi-fi
US12474433B2 (en) * 2021-10-04 2025-11-18 Samsung Electronics Co., Ltd. Presence detection and recognition with Wi-Fi
CN114448843A (zh) * 2021-12-23 2022-05-06 天翼云科技有限公司 一种自适应的心跳检测方法及装置、电子设备
CN114470516B (zh) * 2022-01-13 2025-10-21 博睿康医疗科技(上海)有限公司 刺激模式的控制方法、控制系统、电子设备及介质
US12160298B2 (en) 2022-05-24 2024-12-03 Samsung Electronics Co., Ltd. Multi-antenna WiFi based breathing rate estimation
CN115040109B (zh) * 2022-06-20 2024-03-22 徐州工程学院 一种呼吸模式分类方法及系统
TWI816614B (zh) * 2022-12-01 2023-09-21 啟碁科技股份有限公司 睡眠監測系統及睡眠監測方法
US20240259060A1 (en) * 2023-01-27 2024-08-01 Qualcomm Incorporated Breathing rate estimation using radio frequency (rf) sensing
CN116035558B (zh) * 2023-03-02 2023-07-18 中国科学技术大学 基于波束形成的抗干扰呼吸检测方法
JP2024129513A (ja) * 2023-03-13 2024-09-27 オムロン株式会社 処理装置、処理方法及びプログラム
CN117290663B (zh) * 2023-09-20 2025-10-17 华北电力大学（保定） 静态用户呼吸检测方法、装置、电子设备及存储介质
CN117970322B (zh) * 2024-04-02 2024-06-11 中国科学院空天信息创新研究院 一种基于低秩块稀疏分解的生命信号增强方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3334029B2 (ja) * 1996-03-28 2002-10-15 日本電信電話株式会社 クラスタ分類方法及びクラスタ分類装置
GB0204474D0 (en) * 2002-02-26 2002-04-10 Canon Kk Speech recognition system
JP5529378B2 (ja) * 2004-08-31 2014-06-25 ユニヴァーシティ オブ ワシントン 狭窄血管における壁振動を評価するための超音波技法
US7872583B1 (en) * 2005-12-15 2011-01-18 Invisitrack, Inc. Methods and system for multi-path mitigation in tracking objects using reduced attenuation RF technology
US20110309267A1 (en) * 2010-06-16 2011-12-22 California Institute Of Technology Iterative time-reversal enhanced transmission solving approach
CN102046076A (zh) * 2008-04-03 2011-05-04 Kai医药公司 非接触式生理运动传感器及其使用方法
US20100152600A1 (en) * 2008-04-03 2010-06-17 Kai Sensors, Inc. Non-contact physiologic motion sensors and methods for use
US9882675B2 (en) * 2013-08-16 2018-01-30 Origin Wireless, Inc. Time-reversal wireless systems having asymmetric architecture
WO2010099268A1 (en) * 2009-02-25 2010-09-02 Xanthia Global Limited Wireless physiology monitor
KR101161311B1 (ko) * 2010-09-15 2012-07-02 전자부품연구원 의료용 무선 원격 통신방식의 환자 모니터링시스템
WO2012130313A1 (en) * 2011-03-31 2012-10-04 Telefonaktiebolaget L M Ericsson (Publ) Method and network node for determining channel state information in an upcoming time slot
CN102243303B (zh) * 2011-04-13 2013-01-09 电子科技大学 一种基于呼吸特征的静止人体穿墙定位方法
CN102215484A (zh) * 2011-05-27 2011-10-12 中国人民解放军信息工程大学 随机时间反演的宽带无线信道加密方法及装置
CN202859097U (zh) * 2012-10-19 2013-04-10 南京邮电大学 一种用于检测运动员生命体征的装置
WO2015023895A1 (en) * 2013-08-16 2015-02-19 Origin Wireless Communications, Inc. Time-reversal wireless systems having asymmetric architecture
WO2014151133A1 (en) * 2013-03-15 2014-09-25 Kirill Mostov Apparatus and methods for remote monitoring of physiological parameters
US9374245B2 (en) * 2013-08-01 2016-06-21 Broadcom Corporation Observation of the true channel from band-limited frequency domain observations
JP6716466B2 (ja) * 2014-04-28 2020-07-01 マサチューセッツ インスティテュート オブ テクノロジー 無線反射によるバイタルサインの監視
EP3195541B1 (en) * 2014-07-17 2021-11-03 Origin Wireless, Inc. Wireless positioning systems
CN105232022A (zh) * 2015-09-17 2016-01-13 太原理工大学 基于WiFi中CSI信号强度的非侵入式呼吸心跳检测实现方法

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CN108778106A (zh) 2018-11-09
EP3426137B1 (en) 2025-03-05
JP2019512304A (ja) 2019-05-16
WO2017156492A1 (en) 2017-09-14
CN108778106B (zh) 2021-09-07
EP3426137A4 (en) 2020-03-18
EP3426137A1 (en) 2019-01-16

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