IT1107994B - Apparecchio radio rivelatore di direzione - Google Patents

Apparecchio radio rivelatore di direzione

Info

Publication number
IT1107994B
IT1107994B IT51887/78A IT5188778A IT1107994B IT 1107994 B IT1107994 B IT 1107994B IT 51887/78 A IT51887/78 A IT 51887/78A IT 5188778 A IT5188778 A IT 5188778A IT 1107994 B IT1107994 B IT 1107994B
Authority
IT
Italy
Prior art keywords
radio device
directional detector
detector radio
directional
radio
Prior art date
Application number
IT51887/78A
Other languages
English (en)
Other versions
IT7851887A0 (it
Original Assignee
Hollandse Signaalapparaten Bv
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 Hollandse Signaalapparaten Bv filed Critical Hollandse Signaalapparaten Bv
Publication of IT7851887A0 publication Critical patent/IT7851887A0/it
Application granted granted Critical
Publication of IT1107994B publication Critical patent/IT1107994B/it

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
    • G01S3/28—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived simultaneously from receiving antennas or antenna systems having differently-oriented directivity characteristics
    • G01S3/30—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived simultaneously from receiving antennas or antenna systems having differently-oriented directivity characteristics derived directly from separate directional systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Image Analysis (AREA)
IT51887/78A 1977-11-14 1978-11-13 Apparecchio radio rivelatore di direzione IT1107994B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7712482A NL7712482A (nl) 1977-11-14 1977-11-14 Peilinrichting.

Publications (2)

Publication Number Publication Date
IT7851887A0 IT7851887A0 (it) 1978-11-13
IT1107994B true IT1107994B (it) 1985-12-02

Family

ID=19829525

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51887/78A IT1107994B (it) 1977-11-14 1978-11-13 Apparecchio radio rivelatore di direzione

Country Status (10)

Country Link
US (1) US4227196A (it)
EP (1) EP0002076A1 (it)
CA (1) CA1112342A (it)
CH (1) CH652509A5 (it)
DE (1) DE2857347A1 (it)
FR (1) FR2436402B1 (it)
GB (1) GB2041686B (it)
IT (1) IT1107994B (it)
NL (1) NL7712482A (it)
SE (1) SE8001068L (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS544235B1 (it) * 1968-09-05 1979-03-03
DE2929254C2 (de) * 1979-07-19 1982-05-06 Siemens AG, 1000 Berlin und 8000 München Antennensystem zur Peilung einer Mikrowellen-Signalquelle
US4766439A (en) * 1984-01-18 1988-08-23 Sanders Associates, Inc. Direction finding system
DE3632114A1 (de) * 1986-09-22 1988-03-31 Plath Naut Elektron Tech Verfahren zur fehlerfreien ermittlung von peilwinkeln nach dem watson-watt-prinzip mittels kreisgruppen von richtantennen
EP0432294A1 (de) * 1989-12-12 1991-06-19 LITEF GmbH Verfahren zur Bestimmung des Azimut- und Elevationswinkels der Einfallsrichtung von Hochfrequenzpulsen mittels Monopuls-Amplitudenauswertung
DE4007453A1 (de) * 1990-03-09 1991-09-12 Telefunken Electronic Gmbh Vorrichtung zum ueberwachen von objekten
US5898402A (en) * 1997-05-30 1999-04-27 Federal Communications Commission/Compliance And Information Bureau/Equipment Development Group Wide aperature radio frequency data acquisition system
US8774837B2 (en) 2011-04-30 2014-07-08 John Anthony Wright Methods, systems and apparatuses of emergency vehicle locating and the disruption thereof
EP2551695A1 (en) * 2011-07-25 2013-01-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Concept for determining an orientation of a mobile device
FR3001550B1 (fr) * 2013-01-31 2015-02-06 Eutelsat Sa Dispositif et procede de collecte de donnees pour la localisation d’une source d’interference
US11133876B2 (en) * 2018-06-08 2021-09-28 Disney Enterprises, Inc. Interactive device with multiple antennas

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3094695A (en) * 1960-03-23 1963-06-18 Sperry Rand Corp Antenna side lobe suppression system
GB971562A (en) * 1960-04-27 1964-09-30 Maxson Electronics Corp Improvements in and relating to antenna systems
NL291179A (it) * 1962-04-10
US3947848A (en) * 1962-08-07 1976-03-30 The United States Of America As Represented By The Secretary Of The Navy Anti-jam dual channel video cancellation circuit for first target tracking system
GB1236501A (en) * 1969-07-29 1971-06-23 Marconi Co Ltd Improvements in or relating to radars
US3938154A (en) * 1974-08-16 1976-02-10 The United States Of America As Represented By The Secretary Of The Navy Modified sidelobe canceller system

Also Published As

Publication number Publication date
SE8001068L (sv) 1980-02-11
US4227196A (en) 1980-10-07
FR2436402A1 (fr) 1980-04-11
GB2041686B (en) 1982-12-08
EP0002076A1 (en) 1979-05-30
DE2857347A1 (de) 1980-05-22
IT7851887A0 (it) 1978-11-13
NL7712482A (nl) 1979-05-16
CA1112342A (en) 1981-11-10
GB2041686A (en) 1980-09-10
CH652509A5 (de) 1985-11-15
FR2436402B1 (fr) 1986-03-07

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