NL7215732A - - Google Patents

Info

Publication number
NL7215732A
NL7215732A NL7215732A NL7215732A NL7215732A NL 7215732 A NL7215732 A NL 7215732A NL 7215732 A NL7215732 A NL 7215732A NL 7215732 A NL7215732 A NL 7215732A NL 7215732 A NL7215732 A NL 7215732A
Authority
NL
Netherlands
Application number
NL7215732A
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 NL7215732A publication Critical patent/NL7215732A/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
    • G01S3/02—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 radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G01S3/46—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference 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
    • 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
    • G01S3/8027—By vectorial composition of signals received by plural, differently-oriented transducers
    • 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)
  • Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
  • Manipulation Of Pulses (AREA)
NL7215732A 1971-12-03 1972-11-21 NL7215732A (cs)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2159977A DE2159977A1 (de) 1971-12-03 1971-12-03 Schaltanordnung zur richtungsbestimmung einfallender wellenenergie, insbesondere von schallwellen, unter verwendung eines gradientenpeilsystems
DE2243031A DE2243031C3 (de) 1971-12-03 1972-09-01 Schaltanordnung zum Differenzbilden und Korrelieren von Empfangssignalen hinter einem Begrenzer

Publications (1)

Publication Number Publication Date
NL7215732A true NL7215732A (cs) 1973-06-05

Family

ID=25762118

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7215732A NL7215732A (cs) 1971-12-03 1972-11-21

Country Status (9)

Country Link
US (1) US3935575A (cs)
CA (1) CA999368A (cs)
DE (2) DE2159977A1 (cs)
FR (2) FR2162149A1 (cs)
GB (2) GB1395599A (cs)
IT (1) IT971379B (cs)
NL (1) NL7215732A (cs)
NO (1) NO133467C (cs)
SE (1) SE390845B (cs)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1037154A (en) * 1975-07-08 1978-08-22 Harold M. Merklinger Acoustic direction finder
US4158843A (en) * 1978-01-23 1979-06-19 The Bendix Corporation Automatic direction finder antenna preamplifier processor
US4207622A (en) * 1978-04-13 1980-06-10 The United States Of America As Represented By The Secretary Of The Navy Direction-finding array of crossed dipoles
US4169257A (en) * 1978-04-28 1979-09-25 The United States Of America As Represented By The Secretary Of The Navy Controlling the directivity of a circular array of acoustic sensors
US4203114A (en) * 1978-11-13 1980-05-13 Anaren Microwave, Inc. Digital bearing indicator
USRE31772E (en) * 1978-11-13 1984-12-18 Anaren Microwave, Incorporated Digital bearing indicator
FR2472192A1 (fr) * 1979-12-21 1981-06-26 Thomson Csf Goniometre acoustique
DE3017797A1 (de) * 1980-05-09 1981-11-12 Fried. Krupp Gmbh, 4300 Essen Verfahren zum bestimmen der einfallsrichtungen
DE3239403A1 (de) * 1981-04-27 1984-04-26 Fried. Krupp Gmbh, 4300 Essen Verfahren zum ermitteln von geschuetzstandorten
GB2140558B (en) * 1982-12-22 1986-09-17 Mcmichael Ltd Acoustic direction finding systems
DE3318763A1 (de) 1983-05-24 2011-03-31 Atlas Elektronik Gmbh Verfahren zur Abwehr akustisch gelenkter Torpedos
GB2147760B (en) * 1983-10-07 1987-04-15 Racal Res Ltd Direction finding systems
DE3420545C2 (de) * 1984-06-01 1993-11-11 Atlas Elektronik Gmbh Verfahren zum Peilen eines Zielverbandes und Vorrichtung zum Ausüben des Verfahrens
US4734702A (en) * 1986-02-25 1988-03-29 Litton Systems, Inc. Passive ranging method and apparatus
US5025493A (en) * 1989-06-02 1991-06-18 Scientific-Atlanta, Inc. Multi-element antenna system and array signal processing method
RU2134429C1 (ru) * 1997-11-12 1999-08-10 Военный инженерно-космический университет им.А.Ф.Можайского Фазовый способ пеленгации
US6208296B1 (en) * 1998-07-24 2001-03-27 Sony Corporation Method and apparatus for training a receiver on a source
RU2175770C1 (ru) * 2000-10-02 2001-11-10 Дикарев Виктор Иванович Фазовый способ пеленгации и фазовый пеленгатор для его осуществления
US7576686B2 (en) * 2006-08-07 2009-08-18 Garmin International, Inc. Method and system for calibrating an antenna array for an aircraft surveillance system
US7439901B2 (en) * 2006-08-08 2008-10-21 Garmin International, Inc. Active phased array antenna for aircraft surveillance systems
US20080055150A1 (en) * 2006-09-06 2008-03-06 Garmin International, Inc. Method and system for detecting and decoding air traffic control reply signals
US20080284637A1 (en) * 2007-02-28 2008-11-20 Garmin International, Inc. Digital tas transmitter and receiver systems and methods
US7825858B2 (en) * 2007-02-28 2010-11-02 Garmin International, Inc. Methods and systems for frequency independent bearing detection
WO2010073212A2 (en) 2008-12-24 2010-07-01 Nxp B.V. Method of, and apparatus for, planar audio tracking
RU2569201C1 (ru) * 2014-06-27 2015-11-20 Российская Федерация, от имени которой выступает Министерство промышленности и торговли Российской Федерации (Минпромторг России) Комбинированный гидроакустический приемник
IL257479B (en) 2018-02-12 2022-02-01 Israel Aerospace Ind Ltd A radar system and a method for determining the direction of an object

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1251827B (de) * 1967-10-12 Telefunken Patentverwertungsgesellschaft m.b.H., Ulm/Donau. Etf.: Dipl.-Phys. Dr. Karl Baur, Ulm/Donau Verfahren zur Bestimmung der Einfallsrichtung einer Raumwelle
DE1061395B (de) * 1956-04-21 1959-07-16 Deutsche Bundespost Verfahren zur Erleichterung der Peilwertablesung
US3121228A (en) * 1961-05-01 1964-02-11 Henry P Kalmus Direction indicator
US3121871A (en) * 1962-02-27 1964-02-18 Servo Corp Of America Direction finding system
US3462729A (en) * 1964-04-13 1969-08-19 Us Navy Passive sonar bearing and frequency detecting and indicating system
US3392392A (en) * 1967-06-05 1968-07-09 Motorola Inc Bearing measurement system using statistical signal processing by analog techniques

Also Published As

Publication number Publication date
NO133467B (cs) 1976-01-26
US3935575A (en) 1976-01-27
IT971379B (it) 1974-04-30
GB1395877A (en) 1975-05-29
NO133467C (cs) 1976-05-05
FR2283446A1 (fr) 1976-03-26
SE390845B (sv) 1977-01-24
DE2159977A1 (de) 1973-06-07
DE2243031C3 (de) 1980-02-14
GB1395599A (en) 1975-05-29
DE2243031B2 (de) 1979-06-13
DE2243031A1 (de) 1974-03-07
FR2283446B1 (cs) 1980-01-11
FR2162149A1 (cs) 1973-07-13
CA999368A (en) 1976-11-02

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