JP2010537589A - 多面体アンテナ及びその関連方法 - Google Patents
多面体アンテナ及びその関連方法 Download PDFInfo
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- JP2010537589A JP2010537589A JP2010522106A JP2010522106A JP2010537589A JP 2010537589 A JP2010537589 A JP 2010537589A JP 2010522106 A JP2010522106 A JP 2010522106A JP 2010522106 A JP2010522106 A JP 2010522106A JP 2010537589 A JP2010537589 A JP 2010537589A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49016—Antenna or wave energy "plumbing" making
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- Variable-Direction Aerials And Aerial Arrays (AREA)
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Abstract
Description
σ=G2λ2/4π
として行い得る。
ただし、
σ=レーダー散乱断面積(m2)、
G=等方的なものに関するアンテナ利得=10(dBi/10単位での利得)
λ=波長(m)
であり、
σ(dBsm)=10LOG10(m単位でのσ)
である。利得が1.5(すなわち1.76dBi)に接近する本発明に係る小さい電気的サイズの一例では、λ=1mにてRCSは0.119(m2)になる。
Claims (10)
- 相対する第1及び第2の端部とそれらの間の中間部とを備えた多面体形状を有する導電性アンテナボディを有し;
前記導電性アンテナボディの前記中間部は、前記導電性アンテナボディの前記相対する第1及び第2の端部より幅広であり;且つ
前記導電性アンテナボディは、少なくとも前記第1の端部の近傍から少なくとも前記第2の端部の近傍まで延在するスロットを有する;
アンテナ。 - 前記導電性アンテナボディは、前記多面体形状に配置された複数の導電面を有し、且つ前記スロットは、隣接し合う導電面の対向する辺の間に形作られている、請求項1に記載のアンテナ。
- 前記アンテナボディの前記中間部に前記スロットに隣接してアンテナ給電箇所を更に有する請求項1に記載のアンテナ。
- 前記アンテナボディは、当該アンテナボディの前記中間部で共に接続された第1及び第2の多面体ボディ部を有する、請求項1に記載のアンテナ。
- 前記第1及び第2の多面体ボディ部の各々は、複数の三角形状の導電面を有する、請求項4に記載のアンテナ。
- 相対する第1及び第2の端部とそれらの間の中間部とを備えた多面体形状を有する導電性アンテナボディを形成すること;
前記導電性アンテナボディの前記中間部を、前記導電性アンテナボディの前記相対する第1及び第2の端部より幅広にすること;及び
前記導電性アンテナボディの少なくとも前記第1の端部の近傍から少なくとも前記第2の端部の近傍まで延在する少なくとも1つのスロットを形成すること;
を有するアンテナを製造する方法。 - 前記導電性アンテナボディを形成することは、複数の導電面を前記多面体形状に配置することを有し、且つ前記少なくとも1つのスロットを形成することは、隣接し合う導電面の対向する辺の間に該スロットを形作ることを有する、請求項6に記載の方法。
- 前記導電性アンテナボディを形成することは、第1及び第2の多面体ボディ部を形成することを含み、各多面体ボディ部は頂点と該頂点に対向する底面とを有し、前記第1及び第2の多面体ボディ部の前記底面は共に接続されて前記導電性アンテナボディの前記中間部を形作り;
前記少なくとも1つのスロットを形成することは、該スロットを前記第1の多面体ボディ部の前記頂点から前記第2の多面体ボディ部の前記頂点まで延在させることを有し;且つ
当該方法は更に、前記アンテナボディの前記中間部に前記スロットに隣接させて給電箇所を定めることを有する;
請求項6に記載の方法。 - 前記多面体ボディ部を形成することは、前記第1及び第2の多面体ボディ部の各々を連続した導電層として形成することを有する、請求項8に記載の方法。
- 前記多面体ボディ部を形成することは、前記第1及び第2の多面体ボディ部の各々を、誘電体基板及びその上の導電性配線として形成することを有する、請求項8に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/847,479 | 2007-08-30 | ||
US11/847,479 US7808441B2 (en) | 2007-08-30 | 2007-08-30 | Polyhedral antenna and associated methods |
PCT/US2008/074411 WO2009029642A1 (en) | 2007-08-30 | 2008-08-27 | Polyhedral antenna and associated methods |
Publications (2)
Publication Number | Publication Date |
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JP2010537589A true JP2010537589A (ja) | 2010-12-02 |
JP5148704B2 JP5148704B2 (ja) | 2013-02-20 |
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Application Number | Title | Priority Date | Filing Date |
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JP2010522106A Expired - Fee Related JP5148704B2 (ja) | 2007-08-30 | 2008-08-27 | 多面体アンテナ及びその関連方法 |
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US (1) | US7808441B2 (ja) |
EP (1) | EP2198480B1 (ja) |
JP (1) | JP5148704B2 (ja) |
CA (1) | CA2697531C (ja) |
WO (1) | WO2009029642A1 (ja) |
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US20100066627A1 (en) | 2010-03-18 |
EP2198480A1 (en) | 2010-06-23 |
WO2009029642A1 (en) | 2009-03-05 |
CA2697531C (en) | 2013-05-28 |
US7808441B2 (en) | 2010-10-05 |
JP5148704B2 (ja) | 2013-02-20 |
EP2198480B1 (en) | 2014-03-19 |
CA2697531A1 (en) | 2009-03-05 |
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