DE2249386C3 - Peiler - Google Patents

Peiler

Info

Publication number
DE2249386C3
DE2249386C3 DE2249386A DE2249386A DE2249386C3 DE 2249386 C3 DE2249386 C3 DE 2249386C3 DE 2249386 A DE2249386 A DE 2249386A DE 2249386 A DE2249386 A DE 2249386A DE 2249386 C3 DE2249386 C3 DE 2249386C3
Authority
DE
Germany
Prior art keywords
antennas
delay
antenna
phase
direction finder
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
DE2249386A
Other languages
German (de)
English (en)
Other versions
DE2249386B2 (de
DE2249386A1 (de
Inventor
Thomas Raymond Chelmsford Essex Blakemore (Grossbritannien)
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.)
BAE Systems Electronics Ltd
Original Assignee
Marconi Co Ltd
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 Marconi Co Ltd filed Critical Marconi Co Ltd
Publication of DE2249386A1 publication Critical patent/DE2249386A1/de
Publication of DE2249386B2 publication Critical patent/DE2249386B2/de
Application granted granted Critical
Publication of DE2249386C3 publication Critical patent/DE2249386C3/de
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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/42—Simultaneous measurement of distance and other co-ordinates
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/765—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted with exchange of information between interrogator and responder
    • 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
    • G01S3/48—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 the waves arriving at the antennas being continuous or intermittent and the phase difference of signals derived therefrom being measured

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
DE2249386A 1971-10-08 1972-10-09 Peiler Expired DE2249386C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4699471 1971-10-08

Publications (3)

Publication Number Publication Date
DE2249386A1 DE2249386A1 (de) 1973-04-26
DE2249386B2 DE2249386B2 (de) 1974-11-07
DE2249386C3 true DE2249386C3 (de) 1975-07-03

Family

ID=10443341

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2249386A Expired DE2249386C3 (de) 1971-10-08 1972-10-09 Peiler

Country Status (5)

Country Link
US (1) US3852753A (https=)
DE (1) DE2249386C3 (https=)
FR (1) FR2156188B1 (https=)
GB (1) GB1347309A (https=)
NL (1) NL7213604A (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1499327A (en) * 1974-07-30 1978-02-01 Standard Telephones Cables Ltd Radio navigation beacon
GB1493732A (en) * 1975-07-24 1977-11-30 Standard Telephones Cables Ltd Radio direction finding equipment
JPS60165566A (ja) * 1984-02-08 1985-08-28 Mitsubishi Electric Corp レ−ダ装置
GB2214748A (en) * 1988-01-22 1989-09-06 Marconi Gec Ltd Bearing measurement
FR2747789B1 (fr) * 1991-05-29 1998-11-13 Onera (Off Nat Aerospatiale) Dispositif de retrodiffusion pour systemes radar a conjugaison de phase et decouplage frequentiel
DE19512787A1 (de) * 1995-02-19 1996-09-12 Horn Wolfgang Ortungssystem mit synthetischer Apertur
US7397427B1 (en) 2005-09-28 2008-07-08 Kevin G. Rhoads Engineering, Inc. Phase event detection and direction of arrival estimation
US9535151B2 (en) 2011-12-28 2017-01-03 Hrl Laboratories, Llc Coded aperture beam analysis method and apparatus
US20130169471A1 (en) * 2011-12-28 2013-07-04 Hrl Laboratories, Llc Coded aperture beam analysis method and apparatus
US9658321B2 (en) 2012-06-07 2017-05-23 Hrl Laboratories, Llc Method and apparatus for reducing noise in a coded aperture radar
EP3809526A1 (en) 2019-10-18 2021-04-21 Rohde & Schwarz GmbH & Co. KG Antenna system and antenna controlling method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB900924A (en) * 1958-03-17 1962-07-11 Nat Res Dev New or improved method of radio scanning
US2992384A (en) * 1959-07-06 1961-07-11 Thompson Ramo Wooldridge Inc Frequency counter
US3295138A (en) * 1963-10-31 1966-12-27 Sylvania Electric Prod Phased array system
US3449711A (en) * 1965-08-30 1969-06-10 Magnavox Co Beam former
US3370267A (en) * 1965-10-23 1968-02-20 Hughes Aircraft Co Beam forming system
US3657693A (en) * 1965-11-15 1972-04-18 Control Data Corp Multiple beam scanned planar array
FR2049666A5 (https=) * 1969-06-16 1971-03-26 Cit Alcatel
US3716853A (en) * 1969-11-13 1973-02-13 Itek Corp Airborne radar detecting and recording system
BE759259A (fr) * 1969-11-24 1971-05-24 Int Standard Electric Corp Procede de mesure de frequence

Also Published As

Publication number Publication date
US3852753A (en) 1974-12-03
DE2249386B2 (de) 1974-11-07
GB1347309A (en) 1974-02-27
FR2156188A1 (https=) 1973-05-25
FR2156188B1 (https=) 1977-04-01
NL7213604A (https=) 1973-04-10
DE2249386A1 (de) 1973-04-26

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee