GB1372934A - Method for determining the amplitude and or the direction of incidence of two hf oscillations of different frequencies arriving at a receiver - Google Patents

Method for determining the amplitude and or the direction of incidence of two hf oscillations of different frequencies arriving at a receiver

Info

Publication number
GB1372934A
GB1372934A GB1348272A GB1348272A GB1372934A GB 1372934 A GB1372934 A GB 1372934A GB 1348272 A GB1348272 A GB 1348272A GB 1348272 A GB1348272 A GB 1348272A GB 1372934 A GB1372934 A GB 1372934A
Authority
GB
United Kingdom
Prior art keywords
oscillations
incidence
amplitude
phase
determining
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
Application number
GB1348272A
Other languages
English (en)
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Publication of GB1372934A publication Critical patent/GB1372934A/en
Expired 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
    • 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
    • G01S3/143—Systems for determining direction or deviation from predetermined direction by vectorial combination of signals derived from differently oriented antennae

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB1348272A 1971-03-23 1972-03-22 Method for determining the amplitude and or the direction of incidence of two hf oscillations of different frequencies arriving at a receiver Expired GB1372934A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712113857 DE2113857C3 (de) 1971-03-23 1971-03-23 Verfahren zur Bestimmung der Amplitude und/oder der Einfallsrichtung zweier in einem Nachrichtenkanal einfallender HF-Schwingungen unterschiedlicher Frequenz

Publications (1)

Publication Number Publication Date
GB1372934A true GB1372934A (en) 1974-11-06

Family

ID=5802408

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1348272A Expired GB1372934A (en) 1971-03-23 1972-03-22 Method for determining the amplitude and or the direction of incidence of two hf oscillations of different frequencies arriving at a receiver

Country Status (5)

Country Link
CA (1) CA957077A (enExample)
DE (1) DE2113857C3 (enExample)
FR (1) FR2130562B1 (enExample)
GB (1) GB1372934A (enExample)
IT (1) IT949768B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4626859A (en) * 1983-10-07 1986-12-02 Racal Research Limited Direction finding systems

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4626859A (en) * 1983-10-07 1986-12-02 Racal Research Limited Direction finding systems

Also Published As

Publication number Publication date
IT949768B (it) 1973-06-11
FR2130562B1 (enExample) 1977-03-18
DE2113857A1 (de) 1972-09-28
FR2130562A1 (enExample) 1972-11-03
DE2113857B2 (de) 1979-02-15
CA957077A (en) 1974-10-29
DE2113857C3 (de) 1979-10-04

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee