JP2005124061A - ループアンテナ装置 - Google Patents
ループアンテナ装置 Download PDFInfo
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- JP2005124061A JP2005124061A JP2003359423A JP2003359423A JP2005124061A JP 2005124061 A JP2005124061 A JP 2005124061A JP 2003359423 A JP2003359423 A JP 2003359423A JP 2003359423 A JP2003359423 A JP 2003359423A JP 2005124061 A JP2005124061 A JP 2005124061A
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Abstract
【解決手段】 導電体平板上に設置された誘電体基体と、該基体に形成された導電体パターンを含むアンテナ素子とを有するループアンテナ装置であって、導電体パターンは、両端部が導電体平板に接続され、誘電体基体の外周面上に帯状に形成され、アンテナ素子は、誘電体基体内を通り、一端が導電体パターンに接続され、他端が導電体平板上の給電点に接続された導線と、導電体パターンとから構成され、導電体平板に接続された端部から給電点に接続された導線の端部までの半ループ状の一対の素子が対称性を有する形状を有し、誘電体基体は上記帯状の導電体パターンが形成された外周面において、該帯状の導電体パターンより幅広い横幅を有する。
【選択図】 図3
Description
301、301a、301b、301c、301d、301e セラミック基体
302 導電体パターン
303 給電点
304、304a 導線
305 グランド板
401、402、501、502 電磁波
1101 空隙
Claims (8)
- 導電体平板上に設置された誘電体基体と、該基体に形成された導電体パターンを含むアンテナ素子とを有するループアンテナ装置であって、
前記導電体パターンは、両端部が導電体平板に接続され、前記誘電体基体の外周面上に帯状に形成され、
前記アンテナ素子は、前記誘電体基体内を通り、一端が導電体パターンに接続され、他端が導電体平板上の給電点に接続された導線と、前記導電体パターンとから構成され、導電体平板に接続された端部から給電点に接続された導線の端部までの半ループ状の一対の素子が対称性を有する形状を有し、
前記誘電体基体は、前記帯状の導電体パターンが形成された外周面において、該帯状の導電体パターンより幅広い横幅を有する、ことを特徴とするループアンテナ装置。 - 導電体平板上に設置された誘電体基体と、該基体に形成された導電体パターンを含むアンテナ素子とを有するループアンテナ装置であって、
前記導電体パターンは、一端が導電体平板に接続され、他端が導電体平板上に設けられた給電点に接続され、前記誘電体基体の外周面上に帯状に形成され、
前記アンテナ素子は、半ループ状の形状を有し、
前記誘電体基体は、前記帯状の導電体パターンが形成された外周面において、該帯状の導電体パターンより幅広い横幅を有する、ことを特徴とするループアンテナ装置。 - 誘電体基体に形成された導電体パターンを含むアンテナ素子を有するループアンテナ装置であって、
前記導電体パターンは、所定位置にて給電点に接続され、前記誘電体基体の外周面上に帯状に形成され、
前記アンテナ素子は、ループ状の形状を有し、
前記誘電体基体は、前記帯状の導電体パターンが形成された外周面において、該帯状の導電体パターンより幅広い横幅を有する、ことを特徴とするループアンテナ装置。 - 請求項1乃至3のいずれか一項記載のループアンテナ装置であって、
所望の水平面指向性に応じて前記誘電体基体の誘電率が選定される、ことを特徴とするループアンテナ装置。 - 請求項1乃至3のいずれか一項記載のループアンテナ装置であって、
所望の水平面指向性に応じて前記横幅の長さが設定される、ことを特徴とするループアンテナ装置。 - 請求項1乃至3のいずれか一項記載のループアンテナ装置であって、
前記誘電体基体の外周面に帯状の溝を設け、該溝に前記導電体パターンを形成する、ことを特徴とするループアンテナ装置。 - 請求項6記載のループアンテナ装置であって、
所望の垂直面指向性に応じて前記溝の深さが設定される、ことを特徴とするループアンテナ装置。 - 請求項1記載のループアンテナ装置を2つ組み合わせた2周波数対応ループアンテナ装置であって、
一方の前記ループアンテナ装置の前記導電体平板との接触面に凹部を設け、
他方の前記ループアンテナ装置を前記導電体平板に設置したときに前記凹部内に収容されるように設計し、
前記ループアンテナ装置双方について、給電線及び給電点を共有化すると共に、インピーダンス整合をとった、ことを特徴とする2周波数対応ループアンテナ装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003359423A JP4062233B2 (ja) | 2003-10-20 | 2003-10-20 | ループアンテナ装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003359423A JP4062233B2 (ja) | 2003-10-20 | 2003-10-20 | ループアンテナ装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2005124061A true JP2005124061A (ja) | 2005-05-12 |
| JP4062233B2 JP4062233B2 (ja) | 2008-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2003359423A Expired - Fee Related JP4062233B2 (ja) | 2003-10-20 | 2003-10-20 | ループアンテナ装置 |
Country Status (1)
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| JP (1) | JP4062233B2 (ja) |
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-
2003
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