WO2008108310A1 - イベント検出装置 - Google Patents

イベント検出装置 Download PDF

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Publication number
WO2008108310A1
WO2008108310A1 PCT/JP2008/053693 JP2008053693W WO2008108310A1 WO 2008108310 A1 WO2008108310 A1 WO 2008108310A1 JP 2008053693 W JP2008053693 W JP 2008053693W WO 2008108310 A1 WO2008108310 A1 WO 2008108310A1
Authority
WO
WIPO (PCT)
Prior art keywords
eigenvector
correlation matrix
operation means
event
detecting
Prior art date
Application number
PCT/JP2008/053693
Other languages
English (en)
French (fr)
Inventor
Tomoaki Ohtsuki
Hiroyuki Tsuji
Shouhei Ikeda
Original Assignee
Keio University
National Institute Of Information And Communications Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Keio University, National Institute Of Information And Communications Technology filed Critical Keio University
Priority to US12/449,964 priority Critical patent/US8441390B2/en
Publication of WO2008108310A1 publication Critical patent/WO2008108310A1/ja

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO 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
    • G01S13/0209—Systems with very large relative bandwidth, i.e. larger than 10 %, e.g. baseband, pulse, carrier-free, ultrawideband
    • 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
    • G01S13/886—Radar or analogous systems specially adapted for specific applications for alarm systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)

Abstract

　狭帯域信号を用いても、高精度にイベントを検出できるイベント検出装置は、送信機が送信した電波を受信する複数のアンテナ２１と、該複数のアンテナ２１によって受信した信号を受信ベクトルとして該受信ベクトルから相関行列を演算する相関行列演算手段２２と、該相関行列演算手段２２によって演算された相関行列を固有値展開して信号部分空間を張る固有ベクトルを演算する固有ベクトル演算手段２３と、該固有ベクトル演算手段２３によって演算された固有ベクトルの経時変化を検出してイベントを検出するイベント検出手段２４と有する。  
PCT/JP2008/053693 2007-03-06 2008-02-29 イベント検出装置 WO2008108310A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US12/449,964 US8441390B2 (en) 2007-03-06 2008-02-29 Event detecting apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-056462 2007-03-06
JP2007056462A JP4576515B2 (ja) 2007-03-06 2007-03-06 イベント検出装置

Publications (1)

Publication Number Publication Date
WO2008108310A1 true WO2008108310A1 (ja) 2008-09-12

Family

ID=39738192

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/053693 WO2008108310A1 (ja) 2007-03-06 2008-02-29 イベント検出装置

Country Status (3)

Country Link
US (1) US8441390B2 (ja)
JP (1) JP4576515B2 (ja)
WO (1) WO2008108310A1 (ja)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5406616B2 (ja) * 2009-07-21 2014-02-05 学校法人慶應義塾 イベント検出装置
JP5643554B2 (ja) * 2010-07-06 2014-12-17 学校法人慶應義塾 イベント検出装置
JP5768953B2 (ja) 2010-08-02 2015-08-26 日本電気株式会社 通信衛星、較正システム、及びアレーアンテナの較正方法
JP5567974B2 (ja) * 2010-10-13 2014-08-06 学校法人慶應義塾 イベント検出装置
JP2012155603A (ja) * 2011-01-27 2012-08-16 Sumitomo Electric Ind Ltd 侵入検知装置、侵入検知方法および侵入検知プログラム
JP5978582B2 (ja) 2011-09-28 2016-08-24 住友電気工業株式会社 車両用検知装置、異常検知方法および異常検知プログラム
JP5829142B2 (ja) * 2012-02-17 2015-12-09 Kddi株式会社 電波センサ装置
JP6044147B2 (ja) * 2012-07-19 2016-12-14 株式会社オートネットワーク技術研究所 車両用スマートエントリーシステム
CN102830440A (zh) * 2012-09-04 2012-12-19 宁波大学 一种室内人体探测方法
KR101564086B1 (ko) 2013-09-09 2015-10-28 주식회사 에스원 다중 안테나를 이용한 침입 감지 시스템 및 방법
JP6256681B2 (ja) * 2013-12-17 2018-01-10 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． 校正装置、位置推定装置、校正方法、及び位置推定方法
EP3195541B1 (en) * 2014-07-17 2021-11-03 Origin Wireless, Inc. Wireless positioning systems
US10129853B2 (en) * 2016-06-08 2018-11-13 Cognitive Systems Corp. Operating a motion detection channel in a wireless communication network
JP6951276B2 (ja) * 2018-03-12 2021-10-20 株式会社東芝 無線受信機、無線受信方法及び無線システム

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11133130A (ja) * 1997-10-30 1999-05-21 Koden Electron Co Ltd 電波の到来方向の検出装置及びｆｍーｃｗレーダ
JPH11344517A (ja) * 1998-06-02 1999-12-14 Nec Corp 電波環境分析装置
JP2004108851A (ja) * 2002-09-17 2004-04-08 Toshiba Corp 測角装置及びこの測角装置を用いた通信装置
WO2005050786A1 (fr) * 2003-11-17 2005-06-02 Jean-Marc Cortambert Antenne cruciforme a sous-antennes lineaires et traitement associe
JP2005195339A (ja) * 2003-12-26 2005-07-21 Toshiba Corp レーダ信号処理装置
JP2006047282A (ja) * 2004-07-06 2006-02-16 Denso Corp レーダ装置
JP2006190053A (ja) * 2005-01-06 2006-07-20 Masahiro Nishi 屋内侵入検知システムおよび屋内侵入検知情報発信システム

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6658234B1 (en) * 1995-06-02 2003-12-02 Northrop Grumman Corporation Method for extending the effective dynamic range of a radio receiver system
KR20040102039A (ko) * 2002-03-13 2004-12-03 레이씨언 캐나다 리미티드 레이더의 스펙트럼 생성 시스템 및 방법
JP2004109006A (ja) * 2002-09-19 2004-04-08 Fuji Heavy Ind Ltd 物体検出装置
JP3878103B2 (ja) * 2002-10-15 2007-02-07 三菱電機株式会社 侵入検知装置
JP4754856B2 (ja) * 2005-03-31 2011-08-24 株式会社デンソーアイティーラボラトリ 車載用レーダ装置
US7706478B2 (en) * 2005-05-19 2010-04-27 Signalspace, Inc. Method and apparatus of source separation
JP2008139077A (ja) * 2006-11-30 2008-06-19 Nippon Telegr & Teleph Corp <Ntt> 侵入者検知システム、および、侵入者検知方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11133130A (ja) * 1997-10-30 1999-05-21 Koden Electron Co Ltd 電波の到来方向の検出装置及びｆｍーｃｗレーダ
JPH11344517A (ja) * 1998-06-02 1999-12-14 Nec Corp 電波環境分析装置
JP2004108851A (ja) * 2002-09-17 2004-04-08 Toshiba Corp 測角装置及びこの測角装置を用いた通信装置
WO2005050786A1 (fr) * 2003-11-17 2005-06-02 Jean-Marc Cortambert Antenne cruciforme a sous-antennes lineaires et traitement associe
JP2005195339A (ja) * 2003-12-26 2005-07-21 Toshiba Corp レーダ信号処理装置
JP2006047282A (ja) * 2004-07-06 2006-02-16 Denso Corp レーダ装置
JP2006190053A (ja) * 2005-01-06 2006-07-20 Masahiro Nishi 屋内侵入検知システムおよび屋内侵入検知情報発信システム

Also Published As

Publication number Publication date
US20100164780A1 (en) 2010-07-01
US8441390B2 (en) 2013-05-14
JP4576515B2 (ja) 2010-11-10
JP2008216152A (ja) 2008-09-18

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