JPS6260030B2 - - Google Patents

Info

Publication number
JPS6260030B2
JPS6260030B2 JP11514481A JP11514481A JPS6260030B2 JP S6260030 B2 JPS6260030 B2 JP S6260030B2 JP 11514481 A JP11514481 A JP 11514481A JP 11514481 A JP11514481 A JP 11514481A JP S6260030 B2 JPS6260030 B2 JP S6260030B2
Authority
JP
Japan
Prior art keywords
signal
azimuth
circuit
gate
switching
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
JP11514481A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5818178A (ja
Inventor
Isoichi Tanaka
Nobuo Sato
Katsuji Miwa
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.)
Koden Electronics Co Ltd
Original Assignee
Koden Electronics 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 Koden Electronics Co Ltd filed Critical Koden Electronics Co Ltd
Priority to JP11514481A priority Critical patent/JPS5818178A/ja
Publication of JPS5818178A publication Critical patent/JPS5818178A/ja
Publication of JPS6260030B2 publication Critical patent/JPS6260030B2/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
    • G01S3/16—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived sequentially from receiving antennas or antenna systems having differently-oriented directivity characteristics or from an antenna system having periodically-varied orientation of directivity characteristic
    • G01S3/18—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived sequentially from receiving antennas or antenna systems having differently-oriented directivity characteristics or from an antenna system having periodically-varied orientation of directivity characteristic derived directly from separate directional antennas

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)
JP11514481A 1981-07-24 1981-07-24 方向探知機 Granted JPS5818178A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11514481A JPS5818178A (ja) 1981-07-24 1981-07-24 方向探知機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11514481A JPS5818178A (ja) 1981-07-24 1981-07-24 方向探知機

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP1877885A Division JPS60247180A (ja) 1985-02-04 1985-02-04 無線方向探知機

Publications (2)

Publication Number Publication Date
JPS5818178A JPS5818178A (ja) 1983-02-02
JPS6260030B2 true JPS6260030B2 (enrdf_load_stackoverflow) 1987-12-14

Family

ID=14655387

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11514481A Granted JPS5818178A (ja) 1981-07-24 1981-07-24 方向探知機

Country Status (1)

Country Link
JP (1) JPS5818178A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2787586B2 (ja) * 1989-03-03 1998-08-20 株式会社光電製作所 無線方向探知装置

Also Published As

Publication number Publication date
JPS5818178A (ja) 1983-02-02

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