JPH0231883B2 - - Google Patents

Info

Publication number
JPH0231883B2
JPH0231883B2 JP57006424A JP642482A JPH0231883B2 JP H0231883 B2 JPH0231883 B2 JP H0231883B2 JP 57006424 A JP57006424 A JP 57006424A JP 642482 A JP642482 A JP 642482A JP H0231883 B2 JPH0231883 B2 JP H0231883B2
Authority
JP
Japan
Prior art keywords
antenna
axial ratio
circularly polarized
waves
wave
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
JP57006424A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58123203A (ja
Inventor
Noryuki Akaha
Akio Ooga
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.)
Tokyo Keiki Inc
Original Assignee
Tokyo Keiki 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 Tokyo Keiki Co Ltd filed Critical Tokyo Keiki Co Ltd
Priority to JP642482A priority Critical patent/JPS58123203A/ja
Publication of JPS58123203A publication Critical patent/JPS58123203A/ja
Publication of JPH0231883B2 publication Critical patent/JPH0231883B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
    • H01Q9/27—Spiral antennas

Landscapes

  • Waveguide Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Aerials With Secondary Devices (AREA)
JP642482A 1982-01-19 1982-01-19 二条スパイラルアンテナ Granted JPS58123203A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP642482A JPS58123203A (ja) 1982-01-19 1982-01-19 二条スパイラルアンテナ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP642482A JPS58123203A (ja) 1982-01-19 1982-01-19 二条スパイラルアンテナ

Publications (2)

Publication Number Publication Date
JPS58123203A JPS58123203A (ja) 1983-07-22
JPH0231883B2 true JPH0231883B2 (enrdf_load_html_response) 1990-07-17

Family

ID=11637992

Family Applications (1)

Application Number Title Priority Date Filing Date
JP642482A Granted JPS58123203A (ja) 1982-01-19 1982-01-19 二条スパイラルアンテナ

Country Status (1)

Country Link
JP (1) JPS58123203A (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008031751B3 (de) * 2008-07-04 2009-08-06 Batop Gmbh Photoleitende Antenne zur Abstrahlung oder zum Empfang von Terahertz-Strahlung
EP2466686A1 (de) 2010-12-15 2012-06-20 Philipps-Universität Marburg Antenne zum Senden und Empfangen von GHz- und oder THz-Strahlung mit optimierter Frequenzcharakteristik

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3241148A (en) * 1960-04-04 1966-03-15 Mcdonnell Aircraft Corp End loaded planar spiral antenna
FR1370691A (fr) * 1963-07-04 1964-08-28 Csf Antenne unidirectionnelle à large bande

Also Published As

Publication number Publication date
JPS58123203A (ja) 1983-07-22

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