FR2680006B1 - Procede d'aide a la detection de signaux transitoires notamment dans les signaux acoustiques. - Google Patents

Procede d'aide a la detection de signaux transitoires notamment dans les signaux acoustiques.

Info

Publication number
FR2680006B1
FR2680006B1 FR9109874A FR9109874A FR2680006B1 FR 2680006 B1 FR2680006 B1 FR 2680006B1 FR 9109874 A FR9109874 A FR 9109874A FR 9109874 A FR9109874 A FR 9109874A FR 2680006 B1 FR2680006 B1 FR 2680006B1
Authority
FR
France
Prior art keywords
signals
assisting
detection
transient
acoustic signals
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
FR9109874A
Other languages
English (en)
Other versions
FR2680006A1 (fr
Inventor
Alain Lemer
Jean-Marie Nicolas
Jean-Pierre Pignon
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.)
Thales SA
Original Assignee
Thomson CSF 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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR9109874A priority Critical patent/FR2680006B1/fr
Priority to AU24708/92A priority patent/AU657792B2/en
Priority to CA 2114632 priority patent/CA2114632A1/fr
Priority to PCT/FR1992/000760 priority patent/WO1993003395A1/fr
Priority to EP92918452A priority patent/EP0597040A1/fr
Publication of FR2680006A1 publication Critical patent/FR2680006A1/fr
Application granted granted Critical
Publication of FR2680006B1 publication Critical patent/FR2680006B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/02—Measuring characteristics of individual pulses, e.g. deviation from pulse flatness, rise time or duration
    • G01R29/027—Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values
    • 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
    • G01R23/165—Spectrum analysis; Fourier analysis using filters
    • G01R23/167—Spectrum analysis; Fourier analysis using filters with digital filters
    • 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
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/523—Details of pulse systems
    • G01S7/526—Receivers
    • G01S7/527—Extracting wanted echo signals
    • G01S7/5273—Extracting wanted echo signals using digital techniques

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mathematical Physics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
FR9109874A 1991-08-02 1991-08-02 Procede d'aide a la detection de signaux transitoires notamment dans les signaux acoustiques. Expired - Fee Related FR2680006B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR9109874A FR2680006B1 (fr) 1991-08-02 1991-08-02 Procede d'aide a la detection de signaux transitoires notamment dans les signaux acoustiques.
AU24708/92A AU657792B2 (en) 1991-08-02 1992-07-31 Method for detecting transient signals, particularly in acoustic signals
CA 2114632 CA2114632A1 (fr) 1991-08-02 1992-07-31 Procede d'aide a la detection de signaux transitoires, notamment dans les signaux acoustiques
PCT/FR1992/000760 WO1993003395A1 (fr) 1991-08-02 1992-07-31 Procede d'aide a la detection de signaux transitoires, notamment dans les signaux acoustiques
EP92918452A EP0597040A1 (fr) 1991-08-02 1992-07-31 Procede d'aide a la detection de signaux transitoires, notamment dans les signaux acoustiques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9109874A FR2680006B1 (fr) 1991-08-02 1991-08-02 Procede d'aide a la detection de signaux transitoires notamment dans les signaux acoustiques.

Publications (2)

Publication Number Publication Date
FR2680006A1 FR2680006A1 (fr) 1993-02-05
FR2680006B1 true FR2680006B1 (fr) 1993-10-29

Family

ID=9415882

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9109874A Expired - Fee Related FR2680006B1 (fr) 1991-08-02 1991-08-02 Procede d'aide a la detection de signaux transitoires notamment dans les signaux acoustiques.

Country Status (5)

Country Link
EP (1) EP0597040A1 (fr)
AU (1) AU657792B2 (fr)
CA (1) CA2114632A1 (fr)
FR (1) FR2680006B1 (fr)
WO (1) WO1993003395A1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US188667A (en) * 1877-03-20 Improvement in carbureters
JPS52125251A (en) * 1976-02-23 1977-10-20 Bio Communication Res Electric filter and method of designing same
FR2593608B1 (fr) * 1986-01-28 1988-07-15 Thomson Csf Procede et dispositif de reconnaissance automatique de cibles a partir d'echos " doppler "
US4982150A (en) * 1989-10-30 1991-01-01 General Electric Company Spectral estimation utilizing an autocorrelation-based minimum free energy method

Also Published As

Publication number Publication date
FR2680006A1 (fr) 1993-02-05
WO1993003395A1 (fr) 1993-02-18
AU657792B2 (en) 1995-03-23
EP0597040A1 (fr) 1994-05-18
AU2470892A (en) 1993-03-02
CA2114632A1 (fr) 1993-02-18

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse

Effective date: 20060428