JPH0260272B2 - - Google Patents

Info

Publication number
JPH0260272B2
JPH0260272B2 JP59173130A JP17313084A JPH0260272B2 JP H0260272 B2 JPH0260272 B2 JP H0260272B2 JP 59173130 A JP59173130 A JP 59173130A JP 17313084 A JP17313084 A JP 17313084A JP H0260272 B2 JPH0260272 B2 JP H0260272B2
Authority
JP
Japan
Prior art keywords
output
phase
phase shifter
element antenna
specific element
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
JP59173130A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6151582A (ja
Inventor
Masato Inoe
Takeshi Kitamura
Tooru Nonoyama
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP59173130A priority Critical patent/JPS6151582A/ja
Publication of JPS6151582A publication Critical patent/JPS6151582A/ja
Publication of JPH0260272B2 publication Critical patent/JPH0260272B2/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
    • G01S3/22—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 from different combinations of signals from separate antennas, e.g. comparing sum with difference
    • G01S3/24—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 from different combinations of signals from separate antennas, e.g. comparing sum with difference the separate antennas comprising one directional antenna and one non-directional antenna, e.g. combination of loop and open antennas producing a reversed cardioid directivity characteristic

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)
JP59173130A 1984-08-22 1984-08-22 方探装置 Granted JPS6151582A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59173130A JPS6151582A (ja) 1984-08-22 1984-08-22 方探装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59173130A JPS6151582A (ja) 1984-08-22 1984-08-22 方探装置

Publications (2)

Publication Number Publication Date
JPS6151582A JPS6151582A (ja) 1986-03-14
JPH0260272B2 true JPH0260272B2 (enrdf_load_html_response) 1990-12-14

Family

ID=15954676

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59173130A Granted JPS6151582A (ja) 1984-08-22 1984-08-22 方探装置

Country Status (1)

Country Link
JP (1) JPS6151582A (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2575134Y2 (ja) * 1993-07-22 1998-06-25 株式会社光電製作所 無線方向探知装置

Also Published As

Publication number Publication date
JPS6151582A (ja) 1986-03-14

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Legal Events

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