FR2766575B1 - Procede et dispositif operant par interpolation dans un spectre discret pour determiner des caracteristiques d'un signal et applications - Google Patents

Procede et dispositif operant par interpolation dans un spectre discret pour determiner des caracteristiques d'un signal et applications

Info

Publication number
FR2766575B1
FR2766575B1 FR9709253A FR9709253A FR2766575B1 FR 2766575 B1 FR2766575 B1 FR 2766575B1 FR 9709253 A FR9709253 A FR 9709253A FR 9709253 A FR9709253 A FR 9709253A FR 2766575 B1 FR2766575 B1 FR 2766575B1
Authority
FR
France
Prior art keywords
interpolation
applications
signal
device operating
determining characteristics
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR9709253A
Other languages
English (en)
Other versions
FR2766575A1 (fr
Inventor
Jean Paul Petillon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Airbus Helicopters SAS
Original Assignee
Eurocopter France SA
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 Eurocopter France SA filed Critical Eurocopter France SA
Priority to FR9709253A priority Critical patent/FR2766575B1/fr
Priority to US09/116,800 priority patent/US6347286B1/en
Publication of FR2766575A1 publication Critical patent/FR2766575A1/fr
Application granted granted Critical
Publication of FR2766575B1 publication Critical patent/FR2766575B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/35—Details of non-pulse systems
    • G01S7/352—Receivers
    • G01S7/354—Extracting wanted echo-signals
    • 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
    • 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
    • G01S13/882—Radar or analogous systems specially adapted for specific applications for altimeters
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/35—Details of non-pulse systems
    • G01S7/352—Receivers
    • G01S7/356—Receivers involving particularities of FFT processing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/006—Demodulation of angle-, frequency- or phase- modulated oscillations by sampling the oscillations and further processing the samples, e.g. by computing techniques

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mathematical Physics (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR9709253A 1997-07-22 1997-07-22 Procede et dispositif operant par interpolation dans un spectre discret pour determiner des caracteristiques d'un signal et applications Expired - Fee Related FR2766575B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9709253A FR2766575B1 (fr) 1997-07-22 1997-07-22 Procede et dispositif operant par interpolation dans un spectre discret pour determiner des caracteristiques d'un signal et applications
US09/116,800 US6347286B1 (en) 1997-07-22 1998-07-16 Method and device operating by interpolation in a discrete spectrum to determine characteristics of a signal and application thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9709253A FR2766575B1 (fr) 1997-07-22 1997-07-22 Procede et dispositif operant par interpolation dans un spectre discret pour determiner des caracteristiques d'un signal et applications

Publications (2)

Publication Number Publication Date
FR2766575A1 FR2766575A1 (fr) 1999-01-29
FR2766575B1 true FR2766575B1 (fr) 1999-10-01

Family

ID=9509446

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9709253A Expired - Fee Related FR2766575B1 (fr) 1997-07-22 1997-07-22 Procede et dispositif operant par interpolation dans un spectre discret pour determiner des caracteristiques d'un signal et applications

Country Status (2)

Country Link
US (1) US6347286B1 (fr)
FR (1) FR2766575B1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003240842A (ja) * 2002-02-14 2003-08-27 Murata Mfg Co Ltd レーダ
US6959037B2 (en) 2003-09-15 2005-10-25 Spirent Communications Of Rockville, Inc. System and method for locating and determining discontinuities and estimating loop loss in a communications medium using frequency domain correlation
DE10350224B4 (de) * 2003-10-27 2007-07-26 Sartorius Ag Verfahren zur Bestimmung von Feuchte und Dichte eines dielelektrischen Materials
JP2007322153A (ja) * 2006-05-30 2007-12-13 Ono Sokki Co Ltd スペクトル内挿方法、スペクトル内挿装置、および、スペクトル内挿プログラム
FR2919129B1 (fr) * 2007-07-17 2012-07-13 Thales Sa Procede d'optimisation des mesures de signaux radioelectriques
DE102008008293A1 (de) * 2008-02-07 2009-08-13 Adc Automotive Distance Control Systems Gmbh Verfahren zur Parameterschätzung für ein Radarsystem
US8604970B1 (en) * 2010-06-04 2013-12-10 Rockwell Collins, Inc. Systems and methods for generating data in a digital radio altimeter and detecting transient radio altitude information
US9179328B2 (en) * 2011-12-06 2015-11-03 Telefonaktiebolaget L M Ericsson (Publ) Doppler shift compensation apparatus and method
CN104182997B (zh) * 2014-08-15 2017-05-10 浙江科技学院 高光谱图像压缩方法及应用
CN108072868A (zh) * 2016-11-11 2018-05-25 中国科学院沈阳自动化研究所 一种基于fmcw雷达信号频率细化的高精度测距方法
RU188982U1 (ru) * 2019-02-05 2019-05-06 Акционерное общество "Российский институт мощного радиостроения", Патентное бюро Устройство оценки допплеровского смещения частоты гармонического сигнала

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB399704A (en) 1933-02-16 1933-10-12 Int Button Hole Sewing Machine Improvements in and relating to thread-trimming devices for buttonhole sewing machines
US2391411A (en) * 1941-01-24 1945-12-25 Leo M Harvey Terrain-level altimeter
US3876946A (en) * 1973-10-31 1975-04-08 Singer Co Radio frequency digital fourier analyzer
US4568938A (en) * 1981-12-14 1986-02-04 Rockwell International Corporation Radar altimeter nearest return tracking
US4730257A (en) * 1985-01-25 1988-03-08 Szeto Lai Wan M Apparatus for analyzing signals, to obtain parameters of constituents
US4901244A (en) 1985-01-25 1990-02-13 Szeto Lai Wan M Apparatus for, and method of, analyzing signals
US4717951A (en) * 1985-10-31 1988-01-05 Rca Corporation Adaptive digital filter
GB2232494B (en) * 1989-05-24 1993-01-27 Marconi Instruments Ltd Frequency spectrum determination using interpolation
JP3305496B2 (ja) 1994-04-28 2002-07-22 株式会社アドバンテスト 高分解能周波数分析装置を用いたドップラ補償装置
DE4417406C2 (de) 1994-05-18 2000-09-28 Advantest Corp Hochauflösender Frequenzanalysator und Vektorspektrumanalysator
US5598441A (en) 1994-10-13 1997-01-28 Westinghouse Electric Corp. Carrier acquisition technique for mobile radio QPSK demodulator

Also Published As

Publication number Publication date
FR2766575A1 (fr) 1999-01-29
US6347286B1 (en) 2002-02-12

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Effective date: 20130329