JPS5515124B1 - - Google Patents

Info

Publication number
JPS5515124B1
JPS5515124B1 JP7543569A JP7543569A JPS5515124B1 JP S5515124 B1 JPS5515124 B1 JP S5515124B1 JP 7543569 A JP7543569 A JP 7543569A JP 7543569 A JP7543569 A JP 7543569A JP S5515124 B1 JPS5515124 B1 JP S5515124B1
Authority
JP
Japan
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.)
Pending
Application number
JP7543569A
Other languages
Japanese (ja)
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
Priority to JP7543569A priority Critical patent/JPS5515124B1/ja
Priority to US00072339A priority patent/US3727227A/en
Publication of JPS5515124B1 publication Critical patent/JPS5515124B1/ja
Pending 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
    • G01S3/28—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
    • G01S3/32—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 from different combinations of signals from separate antennas, e.g. comparing sum with difference
    • G01S3/325—Automatic tracking 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
    • G01S3/02—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
    • G01S3/32—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 from different combinations of signals from separate antennas, e.g. comparing sum with difference

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)
JP7543569A 1969-09-22 1969-09-22 Pending JPS5515124B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP7543569A JPS5515124B1 (it) 1969-09-22 1969-09-22
US00072339A US3727227A (en) 1969-09-22 1970-09-15 Tracking antenna system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7543569A JPS5515124B1 (it) 1969-09-22 1969-09-22

Publications (1)

Publication Number Publication Date
JPS5515124B1 true JPS5515124B1 (it) 1980-04-21

Family

ID=13576131

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7543569A Pending JPS5515124B1 (it) 1969-09-22 1969-09-22

Country Status (2)

Country Link
US (1) US3727227A (it)
JP (1) JPS5515124B1 (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS544235B1 (it) * 1968-09-05 1979-03-03
US3794998A (en) * 1972-04-26 1974-02-26 Raytheon Co Monopulse radar receiver with error correction
US3824596A (en) * 1972-09-27 1974-07-16 Southwest Res Inst Automatic sector indicating direction finder system
GB1605311A (en) * 1972-10-17 1989-07-19 Marconi Co Ltd Improvements in or relating to static split tracking radar systems
US3939477A (en) * 1973-04-06 1976-02-17 Southwest Research Institute Quadrupole adcock direction finder and antenna therefor
US4131889A (en) * 1977-02-08 1978-12-26 National Research Development Corporation Miniature doppler radar systems and microwave receivers suitable therefor
US4231005A (en) * 1979-07-09 1980-10-28 Westinghouse Electric Corp. Constant false alarm rate radar system and method of operating the same
US4806934A (en) * 1987-04-20 1989-02-21 Raytheon Company Tracking circuit for following objects through antenna nulls
US7463191B2 (en) * 2004-06-17 2008-12-09 New Jersey Institute Of Technology Antenna beam steering and tracking techniques

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2897351A (en) * 1953-03-02 1959-07-28 Ben S Melton Apparatus for testing for the existence of signals in the presence of overriding noise
US2975275A (en) * 1958-05-22 1961-03-14 Itt Combining system for diversity communication systems
US2955199A (en) * 1958-08-05 1960-10-04 Itt Radio diversity receiving system
US3148369A (en) * 1959-04-07 1964-09-08 Cubic Corp Electronic acquisition devices for narrow-beamwidth tracking systems
US3138800A (en) * 1960-06-10 1964-06-23 United Aircraft Corp Phase detecting system
US3212089A (en) * 1963-09-30 1965-10-12 Longacre Andrew Monopulse resolution improvement

Also Published As

Publication number Publication date
US3727227A (en) 1973-04-10

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