JP2006005951A5 - - Google Patents

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JP2006005951A5
JP2006005951A5 JP2005201985A JP2005201985A JP2006005951A5 JP 2006005951 A5 JP2006005951 A5 JP 2006005951A5 JP 2005201985 A JP2005201985 A JP 2005201985A JP 2005201985 A JP2005201985 A JP 2005201985A JP 2006005951 A5 JP2006005951 A5 JP 2006005951A5
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Japan
Prior art keywords
radio wave
lens
hemispherical lens
radio
azimuth
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JP2005201985A
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Japanese (ja)
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JP2006005951A (en
JP4679276B2 (en
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Priority to JP2005201985A priority Critical patent/JP4679276B2/en
Priority claimed from JP2005201985A external-priority patent/JP4679276B2/en
Publication of JP2006005951A publication Critical patent/JP2006005951A/en
Publication of JP2006005951A5 publication Critical patent/JP2006005951A5/ja
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Publication of JP4679276B2 publication Critical patent/JP4679276B2/en
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Claims (5)

同心の球面に誘電体が積層されて構成されこれを通過する略平行な電波を一点に集束する球体レンズを二分してなる単一の半球レンズと、
この単一の半球レンズが断面側で載置され、天空側からの入射電波を反射する電波反射板と、
前記半球レンズの任意の電波集束点位置に配置され、電波ビームを形成するアンテナ素子を備える放射器と、
前記半球レンズのアジマス軸周りに前記放射器の位置を調整して前記電波ビームの方位角を制御する方位角調整手段と、
前記半球レンズのエレベーション軸周りに前記放射器の位置を調整して前記電波ビームの仰角を制御する仰角調整手段とを具備し、
前記電波反射板は、電波ビームの反射効率を高めるために、前記単一の半球レンズの二分断面より外側へ広がりを有するように形成されることを特徴とするレンズアンテナ装置。 A single hemispherical lens formed by bisecting a spherical lens that is constructed by laminating dielectrics on concentric spherical surfaces and that focuses substantially parallel radio waves passing through the spherical body;
This single hemispherical lens is placed on the cross-sectional side, and a radio wave reflector that reflects incident radio waves from the sky side,
A radiator including an antenna element which is disposed at an arbitrary radio wave focusing point position of the hemispherical lens and forms a radio wave beam;
Azimuth angle adjusting means for controlling the azimuth angle of the radio beam by adjusting the position of the radiator around the azimuth axis of the hemispherical lens;
An elevation angle adjusting means for controlling the elevation angle of the radio wave beam by adjusting the position of the radiator around the elevation axis of the hemispherical lens ,
2. The lens antenna device according to claim 1, wherein the radio wave reflector is formed to extend outward from a bisected section of the single hemispherical lens in order to increase the reflection efficiency of the radio beam . 前記電波ビームが直線偏波であるとき、前記放射器の偏波軸を調整する偏波軸調整手段を備えることを特徴とする請求項１記載のレンズアンテナ装置。 2. The lens antenna device according to claim 1, further comprising a polarization axis adjusting unit that adjusts a polarization axis of the radiator when the radio wave beam is linearly polarized. 同心の球面に誘電体が積層されて構成されこれを通過する略平行な電波を一点に集束する球体レンズを二分してなる単一の半球レンズと、A single hemispherical lens formed by bisecting a spherical lens that is constructed by laminating dielectrics on concentric spherical surfaces and that focuses substantially parallel radio waves passing through the spherical body;
この単一の半球レンズが断面側で載置され、天空側からの入射電波を反射する電波反射板と、  This single hemispherical lens is placed on the cross-sectional side, and a radio wave reflector that reflects incident radio waves from the sky side,
前記半球レンズの任意の電波集束点位置に配置され、電波ビームを形成するアンテナ素子を備える複数個の放射器と、  A plurality of radiators provided with antenna elements arranged at arbitrary radio wave focusing points of the hemispherical lens and forming radio wave beams;
前記半球レンズのアジマス軸周りに前記複数個の放射器の位置を調整して前記電波ビームの方位角を制御する方位角調整手段と、  Azimuth angle adjusting means for controlling the azimuth angle of the radio beam by adjusting the positions of the plurality of radiators around the azimuth axis of the hemispherical lens;
前記半球レンズのエレベーション軸周りに前記複数個の放射器の位置を調整して前記電波ビームの仰角を制御する仰角調整手段とを具備し、  An elevation angle adjusting means for controlling the elevation angle of the radio wave beam by adjusting the position of the plurality of radiators around the elevation axis of the hemispherical lens;
前記電波反射板は、電波ビームの反射効率を高めるために、前記単一の半球レンズの二分断面より外側へ広がりを有するように形成されることを特徴とするレンズアンテナ装置。  2. The lens antenna device according to claim 1, wherein the radio wave reflector is formed to extend outward from a bisected section of the single hemispherical lens in order to increase the reflection efficiency of the radio wave beam. 前記複数個の放射器は、それぞれ同一静止軌道上の複数の静止衛星と１対１で対応し、通信相手先となる静止衛星の方位及び仰角に合わせて配置されることを特徴とする請求項３記載のレンズアンテナ装置。The plurality of radiators respectively correspond to a plurality of geostationary satellites on the same geostationary orbit in one-to-one correspondence, and are arranged according to the azimuth and elevation angle of a geostationary satellite as a communication partner. 3. The lens antenna device according to 3. さらに、前記半球レンズを覆うレドームを備えることを特徴とする請求項１または３記載のレンズアンテナ装置。 Further, the lens antenna apparatus according to claim 1 or 3, wherein further comprising a radome covering the hemispherical lens.
JP2005201985A 2005-07-11 2005-07-11 Lens antenna device Expired - Fee Related JP4679276B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005201985A JP4679276B2 (en) 2005-07-11 2005-07-11 Lens antenna device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005201985A JP4679276B2 (en) 2005-07-11 2005-07-11 Lens antenna device

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2001025732A Division JP3742303B2 (en) 2001-02-01 2001-02-01 Lens antenna device

Publications (3)

Publication Number Publication Date
JP2006005951A JP2006005951A (en) 2006-01-05
JP2006005951A5 true JP2006005951A5 (en) 2008-03-21
JP4679276B2 JP4679276B2 (en) 2011-04-27

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Family Applications (1)

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JP2005201985A Expired - Fee Related JP4679276B2 (en) 2005-07-11 2005-07-11 Lens antenna device

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JP (1) JP4679276B2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010034754A (en) * 2008-07-28 2010-02-12 National Institute Of Information & Communication Technology Lens antenna apparatus
CN114614268A (en) * 2022-01-28 2022-06-10 中信科移动通信技术股份有限公司 Manufacturing device and manufacturing method of luneberg lens and luneberg lens

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69212807T2 (en) * 1991-01-28 1997-01-30 Thomson Multimedia Sa ANTENNA SYSTEM
WO1992021159A1 (en) * 1991-05-13 1992-11-26 Thomson Consumer Electronics S.A. Radiowave antenna system
JP2581718Y2 (en) * 1993-06-30 1998-09-24 デイエツクスアンテナ株式会社 Antenna device
JP3616267B2 (en) * 1998-12-18 2005-02-02 株式会社東芝 Antenna device

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