JP5216107B2 - 誘電体アンテナ - Google Patents
誘電体アンテナ Download PDFInfo
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- JP5216107B2 JP5216107B2 JP2010545416A JP2010545416A JP5216107B2 JP 5216107 B2 JP5216107 B2 JP 5216107B2 JP 2010545416 A JP2010545416 A JP 2010545416A JP 2010545416 A JP2010545416 A JP 2010545416A JP 5216107 B2 JP5216107 B2 JP 5216107B2
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- 230000005855 radiation Effects 0.000 claims description 28
- 230000005540 biological transmission Effects 0.000 claims description 25
- 239000003989 dielectric material Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000002184 metal Substances 0.000 description 4
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- 238000011109 contamination Methods 0.000 description 2
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- 239000004743 Polypropylene Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
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- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
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Classifications
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- 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
- H01Q19/06—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 refracting or diffracting devices, e.g. lens
- H01Q19/09—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 refracting or diffracting devices, e.g. lens wherein the primary active element is coated with or embedded in a dielectric or magnetic material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/06—Waveguide mouths
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
- H01Q15/08—Refracting or diffracting devices, e.g. lens, prism formed of solid dielectric material
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Description
Claims (7)
- 電磁給電素子(2)と、誘電材料からなるレンズ(3)とを備える誘電体アンテナであって、
前記給電素子(2)は電磁ビーム(4)を放射し、前記レンズ(3)に給電領域(5)内で電磁ビーム(4)を印加し、
前記レンズ(3)は電磁ビーム(4)をさらに導き、送信領域(6)で放射する誘電体アンテナであって、
前記レンズ(3)は少なくとも送信領域(6)内で楕円体に成形されており、
該レンズ(3)は給電素子(2)に対して、レンズ(3)から放射される電磁ビーム(4)が主放射方向(7)に、平坦な位相フロント(8)を有するように配置されている誘電体アンテナにおいて、
前記電磁給電素子(2)が電磁ビーム源(10)と導波管(11)を取り囲んでおり、
該ビーム源(10)から放射された電磁ビーム(4)が導波管(11)からレンズ(3)に導かれ、
該導波管(11)はレンズの主軸(9)に対して同心に配置されており、
前記レンズ(3)は、その給電領域(5)から主放射方向(7)に楕円体に構成されており、主放射方向(7)とは反対の方向には、給電素子(2)または導波管(11)を収容するようにソケット状に構成されており、
前記レンズのソケット状に構成された部分(14)によって前記アンテナが製造工程でカプセル化されており、その際、前記ソケット状に構成された部分(14)が、電磁給電素子(2)を包囲する、ことを特徴とする誘電体アンテナ。 - 請求項1記載の誘電体アンテナにおいて、
前記レンズ(3)は、少なくとも楕円体に成形されたレンズ(3)の送信領域(6)によって規定される楕円体の主軸(9)に対して軸対称であり、
前記楕円体の主軸(9)は、アンテナの主放射方向(7)に向いている誘電体アンテナ。 - 請求項1または2記載の誘電体アンテナにおいて、
少なくとも楕円体に成形されたレンズ(3)の送信領域(6)によって規定される複数の楕円体の主軸(9)は、互いに重なって整列されており、
当該複数の楕円体は共通の焦点を有する誘電体アンテナ。 - 請求項1から3までのいずれか一項記載の誘電体アンテナにおいて、
前記電磁給電素子(2)は、レンズ(3)の少なくとも楕円体に成形された送信領域(6)によって規定される楕円体の1つの焦点に配置されているか、または
レンズ(3)の少なくとも楕円体に成形された送信領域(6)によって規定される複数の楕円体の共通の焦点に配置されている誘電体アンテナ。 - 請求項1から4までのいずれか一項記載の誘電体アンテナにおいて、
前記レンズ(3)は、電磁給電素子(2)の外側(12)または導波管(11)の外側(12)に固定されており、
前記レンズ(3)は、前記電磁給電素子(2)または導波管(11)の外側(12)を少なくとも部分的に取り囲み、電磁給電素子(2)または導波管(11)に装着またはねじ留めされている誘電体アンテナ。 - 請求項1から5までのいずれか一項記載の誘電体アンテナにおいて、
前記レンズのソケット状に構成された部分(14)は、シリンダ状に構成されている誘電体アンテナ。 - 請求項1から5までのいずれか一項記載の誘電体アンテナにおいて、
前記レンズのソケット状に構成された部分(14)は、皿状に構成されている誘電体アンテナ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200810008715 DE102008008715A1 (de) | 2008-02-11 | 2008-02-11 | Dielektrische Antenne |
DE102008008715.7 | 2008-02-11 | ||
PCT/EP2009/000948 WO2009100891A1 (de) | 2008-02-11 | 2009-02-11 | Dielektrische antenne |
Publications (2)
Publication Number | Publication Date |
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JP2011512090A JP2011512090A (ja) | 2011-04-14 |
JP5216107B2 true JP5216107B2 (ja) | 2013-06-19 |
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Application Number | Title | Priority Date | Filing Date |
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JP2010545416A Active JP5216107B2 (ja) | 2008-02-11 | 2009-02-11 | 誘電体アンテナ |
Country Status (7)
Country | Link |
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US (1) | US8917215B2 (ja) |
EP (1) | EP2243194B1 (ja) |
JP (1) | JP5216107B2 (ja) |
CN (1) | CN101971423B (ja) |
DE (1) | DE102008008715A1 (ja) |
DK (1) | DK2243194T3 (ja) |
WO (1) | WO2009100891A1 (ja) |
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DE102013222963B4 (de) * | 2012-11-12 | 2022-07-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Radarantenne |
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JP2011512090A (ja) | 2011-04-14 |
CN101971423A (zh) | 2011-02-09 |
EP2243194A1 (de) | 2010-10-27 |
US8917215B2 (en) | 2014-12-23 |
EP2243194B1 (de) | 2013-10-30 |
DK2243194T3 (da) | 2014-02-03 |
DE102008008715A1 (de) | 2009-08-13 |
US20100321262A1 (en) | 2010-12-23 |
WO2009100891A1 (de) | 2009-08-20 |
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