NL7316008A - - Google Patents

Info

Publication number
NL7316008A
NL7316008A NL7316008A NL7316008A NL7316008A NL 7316008 A NL7316008 A NL 7316008A NL 7316008 A NL7316008 A NL 7316008A NL 7316008 A NL7316008 A NL 7316008A NL 7316008 A NL7316008 A NL 7316008A
Authority
NL
Netherlands
Application number
NL7316008A
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 filed Critical
Publication of NL7316008A publication Critical patent/NL7316008A/xx

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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G01S3/808—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
    • G01S3/8083—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems determining direction of source

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
NL7316008A 1972-11-22 1973-11-22 NL7316008A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7241467A FR2207282B1 (enrdf_load_stackoverflow) 1972-11-22 1972-11-22

Publications (1)

Publication Number Publication Date
NL7316008A true NL7316008A (enrdf_load_stackoverflow) 1974-05-27

Family

ID=9107514

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7316008A NL7316008A (enrdf_load_stackoverflow) 1972-11-22 1973-11-22

Country Status (8)

Country Link
JP (1) JPS4997651A (enrdf_load_stackoverflow)
BE (1) BE807214A (enrdf_load_stackoverflow)
DE (1) DE2358085A1 (enrdf_load_stackoverflow)
FR (1) FR2207282B1 (enrdf_load_stackoverflow)
GB (1) GB1430051A (enrdf_load_stackoverflow)
IT (1) IT1016025B (enrdf_load_stackoverflow)
LU (1) LU68793A1 (enrdf_load_stackoverflow)
NL (1) NL7316008A (enrdf_load_stackoverflow)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5961721A (ja) * 1982-10-01 1984-04-09 Bridgestone Corp 音源探索方法および装置
FR2599860B1 (fr) * 1984-03-22 1989-12-01 France Etat Armement Procede et dispositif pour la detection acoustique passive d'aeronefs, notamment d'helicopteres
GB2181546B (en) * 1985-10-14 1989-09-27 Gec Avionics An acoustic device
EP0219339A3 (en) * 1985-10-14 1988-03-23 Gec Avionics Limited Acoustic direction finder for use as an active range finder
GB2202942B (en) * 1987-03-21 1991-08-21 Ferranti Plc Production of directionally limited acoustic power spectra
AUPR612001A0 (en) * 2001-07-04 2001-07-26 Soundscience@Wm Pty Ltd System and method for directional noise monitoring
DE102005049321B4 (de) * 2005-10-12 2007-09-06 Deutsches Zentrum für Luft- und Raumfahrt e.V. Verfahren und Vorrichtung zum Bestimmen der angeregten akustischen Moden der einem Triebwerk zugeordneten Schalldrücke
US7738319B2 (en) * 2007-03-08 2010-06-15 Raytheon Company Determining angles of arrival using multipaths
WO2008112445A1 (en) 2007-03-12 2008-09-18 Raytheon Company Systems and methods for detection and analysis of amplitude modulation of underwater sound
US8107320B2 (en) 2008-03-12 2012-01-31 Raytheon Company Autonomous sonar system and method
EP2159593B1 (en) 2008-08-26 2012-05-02 Nuance Communications, Inc. Method and device for locating a sound source
CN103988090A (zh) * 2011-11-24 2014-08-13 丰田自动车株式会社 声源检测装置

Also Published As

Publication number Publication date
DE2358085A1 (de) 1974-05-30
GB1430051A (en) 1976-03-31
FR2207282A1 (enrdf_load_stackoverflow) 1974-06-14
IT1016025B (it) 1977-05-30
BE807214A (fr) 1974-05-13
JPS4997651A (enrdf_load_stackoverflow) 1974-09-14
FR2207282B1 (enrdf_load_stackoverflow) 1975-01-03
LU68793A1 (enrdf_load_stackoverflow) 1975-08-20

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