JPS5316595A - Radio wave interferometer type detecting system for radio wave arrival - Google Patents

Radio wave interferometer type detecting system for radio wave arrival

Info

Publication number
JPS5316595A
JPS5316595A JP9020476A JP9020476A JPS5316595A JP S5316595 A JPS5316595 A JP S5316595A JP 9020476 A JP9020476 A JP 9020476A JP 9020476 A JP9020476 A JP 9020476A JP S5316595 A JPS5316595 A JP S5316595A
Authority
JP
Japan
Prior art keywords
radio wave
detecting system
type detecting
interferometer type
arrival
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.)
Pending
Application number
JP9020476A
Other languages
Japanese (ja)
Inventor
Ichiro Nakatani
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP9020476A priority Critical patent/JPS5316595A/en
Publication of JPS5316595A publication Critical patent/JPS5316595A/en
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
    • G01S3/46—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

  • 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)

Abstract

PURPOSE:To determine the highly accurate radio wave arrival angle with the carrier wave of a single frequency and a small number of antennas and remove equivocation by using a modulated wave.
JP9020476A 1976-07-30 1976-07-30 Radio wave interferometer type detecting system for radio wave arrival Pending JPS5316595A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9020476A JPS5316595A (en) 1976-07-30 1976-07-30 Radio wave interferometer type detecting system for radio wave arrival

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9020476A JPS5316595A (en) 1976-07-30 1976-07-30 Radio wave interferometer type detecting system for radio wave arrival

Publications (1)

Publication Number Publication Date
JPS5316595A true JPS5316595A (en) 1978-02-15

Family

ID=13991949

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9020476A Pending JPS5316595A (en) 1976-07-30 1976-07-30 Radio wave interferometer type detecting system for radio wave arrival

Country Status (1)

Country Link
JP (1) JPS5316595A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60114983U (en) * 1984-01-13 1985-08-03 日本電気株式会社 Underwater target direction measurement circuit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4884664A (en) * 1972-02-10 1973-11-10

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4884664A (en) * 1972-02-10 1973-11-10

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60114983U (en) * 1984-01-13 1985-08-03 日本電気株式会社 Underwater target direction measurement circuit
JPH0311751Y2 (en) * 1984-01-13 1991-03-20

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