JPS5232293A - Directivity compression receiving equipment - Google Patents

Directivity compression receiving equipment

Info

Publication number
JPS5232293A
JPS5232293A JP50107065A JP10706575A JPS5232293A JP S5232293 A JPS5232293 A JP S5232293A JP 50107065 A JP50107065 A JP 50107065A JP 10706575 A JP10706575 A JP 10706575A JP S5232293 A JPS5232293 A JP S5232293A
Authority
JP
Japan
Prior art keywords
directivity
receiving equipment
compression receiving
compression
sharpened
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
JP50107065A
Other languages
Japanese (ja)
Inventor
Tsutomu Suzuki
Michio Hara
Keisuke Hattori
Takashi Hirano
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.)
KOUDEN SEISAKUSHIYO KK
Koden Electronics Co Ltd
Original Assignee
KOUDEN SEISAKUSHIYO KK
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 KOUDEN SEISAKUSHIYO KK, Koden Electronics Co Ltd filed Critical KOUDEN SEISAKUSHIYO KK
Priority to JP50107065A priority Critical patent/JPS5232293A/en
Publication of JPS5232293A publication Critical patent/JPS5232293A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic

Landscapes

  • Radar Systems Or Details Thereof (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)

Abstract

PURPOSE:By using one main antenna and two sub-antennas, a receiving equipment of which directivity is sharpened shall be realized.
JP50107065A 1975-09-05 1975-09-05 Directivity compression receiving equipment Pending JPS5232293A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50107065A JPS5232293A (en) 1975-09-05 1975-09-05 Directivity compression receiving equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50107065A JPS5232293A (en) 1975-09-05 1975-09-05 Directivity compression receiving equipment

Publications (1)

Publication Number Publication Date
JPS5232293A true JPS5232293A (en) 1977-03-11

Family

ID=14449587

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50107065A Pending JPS5232293A (en) 1975-09-05 1975-09-05 Directivity compression receiving equipment

Country Status (1)

Country Link
JP (1) JPS5232293A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54147758A (en) * 1978-05-12 1979-11-19 Koden Electronics Co Ltd Device for compressing beam width
JPS5521718U (en) * 1978-07-28 1980-02-12
EP0602800A1 (en) * 1992-12-15 1994-06-22 National Space Development Agency Of Japan Beam compression method for radar antenna patterns
JPH07241356A (en) * 1994-03-03 1995-09-19 Itakura Boole:Kk Manufacture of balls

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2990544A (en) * 1957-04-30 1961-06-27 Hazeltine Research Inc Radar antenna system providing improved resolution

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2990544A (en) * 1957-04-30 1961-06-27 Hazeltine Research Inc Radar antenna system providing improved resolution

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54147758A (en) * 1978-05-12 1979-11-19 Koden Electronics Co Ltd Device for compressing beam width
JPS5521718U (en) * 1978-07-28 1980-02-12
JPS6226089Y2 (en) * 1978-07-28 1987-07-03
EP0602800A1 (en) * 1992-12-15 1994-06-22 National Space Development Agency Of Japan Beam compression method for radar antenna patterns
US5448247A (en) * 1992-12-15 1995-09-05 National Space Development Agency Of Japan Beam compression method for radar antenna patterns
JPH07241356A (en) * 1994-03-03 1995-09-19 Itakura Boole:Kk Manufacture of balls

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