JPH0330111B2 - - Google Patents

Info

Publication number
JPH0330111B2
JPH0330111B2 JP59263198A JP26319884A JPH0330111B2 JP H0330111 B2 JPH0330111 B2 JP H0330111B2 JP 59263198 A JP59263198 A JP 59263198A JP 26319884 A JP26319884 A JP 26319884A JP H0330111 B2 JPH0330111 B2 JP H0330111B2
Authority
JP
Japan
Prior art keywords
arrival
omnidirectional antennas
antennas
signal
omnidirectional
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 - Lifetime
Application number
JP59263198A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61139770A (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 JP26319884A priority Critical patent/JPS61139770A/ja
Publication of JPS61139770A publication Critical patent/JPS61139770A/ja
Publication of JPH0330111B2 publication Critical patent/JPH0330111B2/ja
Granted 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

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)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
JP26319884A 1984-12-12 1984-12-12 簡易形方向探知装置 Granted JPS61139770A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP26319884A JPS61139770A (ja) 1984-12-12 1984-12-12 簡易形方向探知装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP26319884A JPS61139770A (ja) 1984-12-12 1984-12-12 簡易形方向探知装置

Publications (2)

Publication Number Publication Date
JPS61139770A JPS61139770A (ja) 1986-06-27
JPH0330111B2 true JPH0330111B2 (en]) 1991-04-26

Family

ID=17386136

Family Applications (1)

Application Number Title Priority Date Filing Date
JP26319884A Granted JPS61139770A (ja) 1984-12-12 1984-12-12 簡易形方向探知装置

Country Status (1)

Country Link
JP (1) JPS61139770A (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH056548Y2 (en]) * 1986-08-18 1993-02-19
GB0325622D0 (en) 2003-11-03 2003-12-10 Cambridge Consultants System for determining positional information

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS643081Y2 (en]) * 1981-03-26 1989-01-26

Also Published As

Publication number Publication date
JPS61139770A (ja) 1986-06-27

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees