JP5076054B2 - 高出力且つ多様な偏向のクローバー形フェーズドアレイ - Google Patents
高出力且つ多様な偏向のクローバー形フェーズドアレイ Download PDFInfo
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- JP5076054B2 JP5076054B2 JP2008554401A JP2008554401A JP5076054B2 JP 5076054 B2 JP5076054 B2 JP 5076054B2 JP 2008554401 A JP2008554401 A JP 2008554401A JP 2008554401 A JP2008554401 A JP 2008554401A JP 5076054 B2 JP5076054 B2 JP 5076054B2
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- 241000219793 Trifolium Species 0.000 title description 21
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Classifications
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- 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
- H01Q9/28—Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
- H01Q9/285—Planar dipole
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
- H01Q21/062—Two dimensional planar arrays using dipole aerials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
- H01Q21/245—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction provided with means for varying the polarisation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
- H01Q21/26—Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/108—Combination of a dipole with a plane reflecting surface
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Details Of Aerials (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Secondary Cells (AREA)
Description
Claims (5)
- フェーズドアレイアンテナであって、
基板と、
前記基板上にマイクロストリップとして形状に適応するように取り付けられた複数の放射要素とを有しており、
複数の前記放射要素の各々は、三角形の形状を有しており、且つ、4つの前記放射要素が、交差蝶ネクタイ・クローバー形放射体を形成するべく配列されており、
前記フェーズドアレイアンテナは、複数の前記放射要素の中の1つの放射要素にRF信号を供給するために、前記放射要素の中の1つの放射要素に対して直交するように方向付けられたRF中心導体を有しており、
前記RF中心導体は、前記1つの放射要素から離れた一端にて同軸中心導体を含み、そして、前記1つの放射要素に隣接した他端にて細くなっている中心導体を含んでおり、
前記RF中心導体は、前記細くなっている中心導体と前記同軸中心導体との間に伸びている幅の広い中心導体をも含んでいるフェーズドアレイアンテナ。 - 前記細くなっている中心導体は、前記幅の広い中心導体よりも小さな直径を有している請求項1記載のフェーズドアレイアンテナ。
- 前記細くなっている中心導体は、前記細くなっている中心導体のねじ山が形成されたレセプタクル内に挿入されたねじにより、前記1つの放射要素の発射点に接続されている請求項1記載のフェーズドアレイアンテナ。
- 前記幅の広い中心導体は、前記同軸中心導体を受け入れるための軸方向コアを含んでおり、
前記同軸中心導体は、前記同軸中心導体に接触するべく前記軸方向コア内に半径方向において挿入された止めねじにより、前記幅の広い中心導体に堅固に接続されている請求項1記載のフェーズドアレイアンテナ。 - 前記同軸中心導体は、金属接地層を横切る方向にて前記金属接地層を貫通しており、
前記幅の広い中心導体及び前記細くなっている中心導体は、単一のRF導体であり、該単一のRF導体は、前記金属接地層と前記基板との間に挟持され且つ溝が形成されたコア層を横切る方向にて前記コア層を貫通している請求項1記載のフェーズドアレイアンテナ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/352,785 US7372424B2 (en) | 2006-02-13 | 2006-02-13 | High power, polarization-diverse cloverleaf phased array |
US11/352,785 | 2006-02-13 | ||
PCT/US2007/003593 WO2007095129A1 (en) | 2006-02-13 | 2007-02-09 | High power, polarization-diverse cloverleaf phased array |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009527145A JP2009527145A (ja) | 2009-07-23 |
JP5076054B2 true JP5076054B2 (ja) | 2012-11-21 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008554401A Expired - Fee Related JP5076054B2 (ja) | 2006-02-13 | 2007-02-09 | 高出力且つ多様な偏向のクローバー形フェーズドアレイ |
Country Status (10)
Country | Link |
---|---|
US (1) | US7372424B2 (ja) |
EP (1) | EP1982384B1 (ja) |
JP (1) | JP5076054B2 (ja) |
AT (1) | ATE469448T1 (ja) |
AU (1) | AU2007215252B2 (ja) |
CA (1) | CA2642337C (ja) |
DE (1) | DE602007006762D1 (ja) |
DK (1) | DK1982384T3 (ja) |
IL (1) | IL193146A (ja) |
WO (1) | WO2007095129A1 (ja) |
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US8723731B2 (en) * | 2008-09-25 | 2014-05-13 | Topcon Gps, Llc | Compact circularly-polarized antenna with expanded frequency bandwidth |
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CA2642337C (en) | 2015-03-24 |
EP1982384A1 (en) | 2008-10-22 |
DE602007006762D1 (de) | 2010-07-08 |
ATE469448T1 (de) | 2010-06-15 |
US20070188398A1 (en) | 2007-08-16 |
AU2007215252A1 (en) | 2007-08-23 |
IL193146A (en) | 2012-03-29 |
AU2007215252B2 (en) | 2011-01-06 |
CA2642337A1 (en) | 2007-08-23 |
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