WO2009038056A1 - 信号解析方法、信号解析装置、及び信号解析プログラム - Google Patents

信号解析方法、信号解析装置、及び信号解析プログラム Download PDF

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Publication number
WO2009038056A1
WO2009038056A1 PCT/JP2008/066689 JP2008066689W WO2009038056A1 WO 2009038056 A1 WO2009038056 A1 WO 2009038056A1 JP 2008066689 W JP2008066689 W JP 2008066689W WO 2009038056 A1 WO2009038056 A1 WO 2009038056A1
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WIPO (PCT)
Prior art keywords
signal analysis
analysis
signal
frequency
amplitude
Prior art date
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Ceased
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PCT/JP2008/066689
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English (en)
French (fr)
Inventor
Shigeki Hirobayashi
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University of Toyama NUC
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University of Toyama NUC
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Application filed by University of Toyama NUC filed Critical University of Toyama NUC
Priority to JP2009533139A priority Critical patent/JP5590547B2/ja
Priority to EP08832622A priority patent/EP2192415A4/en
Priority to US12/733,812 priority patent/US20100274511A1/en
Priority to KR1020097027112A priority patent/KR101107992B1/ko
Publication of WO2009038056A1 publication Critical patent/WO2009038056A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • G06F17/141—Discrete Fourier transforms
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/16—Spectrum analysis; Fourier analysis

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Algebra (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Discrete Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Complex Calculations (AREA)

Abstract

　周波数分解能が解析窓長に依存せずに高い周波数分解能を有し、驚くべき高精度に周波数解析を行うことができる信号解析装置を提供する。信号解析装置は、解析対象となる解析対象信号を入力すると、その解析対象信号と、周波数ｆ’及び初期位相φ’を用いた位相と振幅Ａ’とによって表される正弦波モデル信号との差の二乗和が最小値になるような周波数ｆ’、振幅Ａ’、及び初期位相φ’を求める。
PCT/JP2008/066689 2007-09-20 2008-09-17 信号解析方法、信号解析装置、及び信号解析プログラム Ceased WO2009038056A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2009533139A JP5590547B2 (ja) 2007-09-20 2008-09-17 信号解析方法
EP08832622A EP2192415A4 (en) 2007-09-20 2008-09-17 SIGNAL ANALYSIS PROCEDURE, SIGNAL ANALYSIS DEVICE AND SIGNAL ANALYSIS PROGRAM
US12/733,812 US20100274511A1 (en) 2007-09-20 2008-09-17 Signal analysis method, signal analysis device and signal analysis program
KR1020097027112A KR101107992B1 (ko) 2007-09-20 2008-09-17 신호 해석 방법, 신호 해석 장치, 및 신호 해석 프로그램

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-243858 2007-09-20
JP2007243858 2007-09-20

Publications (1)

Publication Number Publication Date
WO2009038056A1 true WO2009038056A1 (ja) 2009-03-26

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PCT/JP2008/066689 Ceased WO2009038056A1 (ja) 2007-09-20 2008-09-17 信号解析方法、信号解析装置、及び信号解析プログラム

Country Status (5)

Country Link
US (1) US20100274511A1 (ja)
EP (1) EP2192415A4 (ja)
JP (1) JP5590547B2 (ja)
KR (1) KR101107992B1 (ja)
WO (1) WO2009038056A1 (ja)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010039215A (ja) * 2008-08-05 2010-02-18 Nippon Telegr & Teleph Corp <Ntt> 信号処理装置、信号処理方法、信号処理プログラムおよび記録媒体
WO2011048744A1 (ja) * 2009-10-23 2011-04-28 日本ビクター株式会社 画像符号化装置、画像符号化方法、画像復号装置、及び、画像復号方法
WO2011087083A1 (ja) * 2010-01-14 2011-07-21 国立大学法人富山大学 データ処理方法、データ処理装置、及びデータ処理プログラム
JP2015004573A (ja) * 2013-06-20 2015-01-08 株式会社デンソーウェーブ 周波数解析装置
JP2015045631A (ja) * 2013-08-01 2015-03-12 株式会社デンソーウェーブ 周波数変動信号解析装置
JP2015224898A (ja) * 2014-05-26 2015-12-14 株式会社デンソーウェーブ 電波到来方向推定装置および電波到来方向推定システム
JP2016008913A (ja) * 2014-06-25 2016-01-18 株式会社デンソーウェーブ 電波到来方向推定装置、電波到来方向推定システム
JP2016121894A (ja) * 2014-12-24 2016-07-07 アイコム株式会社 スペクトラムアナライザおよびその表示制御方法
JP2019092697A (ja) * 2017-11-21 2019-06-20 公立大学法人首都大学東京 心拍変動の周波数解析方法およびプログラム
JP2020063971A (ja) * 2018-10-17 2020-04-23 横河電機株式会社 光ファイバ特性測定装置及び光ファイバ特性測定方法

Families Citing this family (6)

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HUE071544T2 (hu) * 2009-10-21 2025-09-28 Dolby Int Ab Túlmintavételezés kombinált transzponáló szûrõbankban
US9450688B1 (en) * 2015-05-22 2016-09-20 Rockwell Collins, Inc. Autonomous spectral harvesting system
CN106443178B (zh) * 2016-09-08 2019-02-01 东南大学 一种基于IQuinn-Rife综合的正弦信号频率估计方法
CN111343540B (zh) * 2020-03-05 2021-07-20 维沃移动通信有限公司 一种钢琴音频的处理方法及电子设备
KR102387313B1 (ko) * 2021-05-26 2022-04-15 서울대학교산학협력단 진동 신호 생성 장치 및 이를 이용한 진동 신호 생성 방법
CN113419110B (zh) * 2021-06-21 2024-08-20 四川都睿感控科技有限公司 基于zpw2000轨道电路的移频信号频率检测系统和方法

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JP2001116780A (ja) * 1999-10-21 2001-04-27 Yamaha Corp 信号分析装置および信号分析方法
JP2003227854A (ja) * 2002-02-04 2003-08-15 Mitsubishi Electric Corp 周波数推定装置および周波数推定方法
WO2006010002A2 (en) * 2004-06-22 2006-01-26 Florida Atlantic University Method and apparatus for nonlinear frequency analysis of structured signals

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JPS61239169A (ja) * 1985-04-16 1986-10-24 Mitsubishi Electric Corp 周波数推定装置
JPH04328471A (ja) * 1991-04-27 1992-11-17 Sony Corp ディジタル信号測定装置
US5870668A (en) * 1995-08-18 1999-02-09 Fujitsu Limited Amplifier having distortion compensation and base station for radio communication using the same
JP3599229B2 (ja) * 1998-12-14 2004-12-08 東海ゴム工業株式会社 周期性信号の適応制御方法
JP2005275588A (ja) * 2004-03-23 2005-10-06 Yaskawa Electric Corp 電動機制御装置制御パラメータ感度解析装置
JP2005275863A (ja) 2004-03-25 2005-10-06 Murata Mach Ltd 複合機
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JP2001116780A (ja) * 1999-10-21 2001-04-27 Yamaha Corp 信号分析装置および信号分析方法
JP2003227854A (ja) * 2002-02-04 2003-08-15 Mitsubishi Electric Corp 周波数推定装置および周波数推定方法
WO2006010002A2 (en) * 2004-06-22 2006-01-26 Florida Atlantic University Method and apparatus for nonlinear frequency analysis of structured signals

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MIKIO TOYAMA ET AL.: "High resolution frequency analysis", JOURNAL OF THE ACOUSTICAL SOCIETY OF JAPAN, vol. 54, no. 8, 1 August 1998 (1998-08-01), pages 568 - 574, XP008130724 *
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SHIGEKI HIROBAYASHI ET AL.: "Improvement of the Spectral Subtraction Method by High-resolution Frequency Analysis", IEEJ TRANSACTION C ON ELECTRONICS, INFORMATION AND SYSTEMS, vol. 125, no. 1, 1 January 2005 (2005-01-01), pages 147 - 148, XP008125398 *

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010039215A (ja) * 2008-08-05 2010-02-18 Nippon Telegr & Teleph Corp <Ntt> 信号処理装置、信号処理方法、信号処理プログラムおよび記録媒体
WO2011048744A1 (ja) * 2009-10-23 2011-04-28 日本ビクター株式会社 画像符号化装置、画像符号化方法、画像復号装置、及び、画像復号方法
WO2011087083A1 (ja) * 2010-01-14 2011-07-21 国立大学法人富山大学 データ処理方法、データ処理装置、及びデータ処理プログラム
JP2015004573A (ja) * 2013-06-20 2015-01-08 株式会社デンソーウェーブ 周波数解析装置
JP2015045631A (ja) * 2013-08-01 2015-03-12 株式会社デンソーウェーブ 周波数変動信号解析装置
JP2015224898A (ja) * 2014-05-26 2015-12-14 株式会社デンソーウェーブ 電波到来方向推定装置および電波到来方向推定システム
JP2016008913A (ja) * 2014-06-25 2016-01-18 株式会社デンソーウェーブ 電波到来方向推定装置、電波到来方向推定システム
JP2016121894A (ja) * 2014-12-24 2016-07-07 アイコム株式会社 スペクトラムアナライザおよびその表示制御方法
JP2019092697A (ja) * 2017-11-21 2019-06-20 公立大学法人首都大学東京 心拍変動の周波数解析方法およびプログラム
JP7060226B2 (ja) 2017-11-21 2022-04-26 東京都公立大学法人 心拍変動の周波数解析方法およびプログラム
JP2020063971A (ja) * 2018-10-17 2020-04-23 横河電機株式会社 光ファイバ特性測定装置及び光ファイバ特性測定方法

Also Published As

Publication number Publication date
JPWO2009038056A1 (ja) 2011-01-06
US20100274511A1 (en) 2010-10-28
EP2192415A1 (en) 2010-06-02
KR20100033491A (ko) 2010-03-30
JP5590547B2 (ja) 2014-09-17
KR101107992B1 (ko) 2012-01-25
EP2192415A4 (en) 2013-03-20

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