JP2000501912A - 中央偏波制御装置を持った二重偏波配列アンテナ - Google Patents
中央偏波制御装置を持った二重偏波配列アンテナInfo
- Publication number
- JP2000501912A JP2000501912A JP9522174A JP52217497A JP2000501912A JP 2000501912 A JP2000501912 A JP 2000501912A JP 9522174 A JP9522174 A JP 9522174A JP 52217497 A JP52217497 A JP 52217497A JP 2000501912 A JP2000501912 A JP 2000501912A
- Authority
- JP
- Japan
- Prior art keywords
- polarization
- antenna system
- antenna
- ground plane
- dual
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
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Classifications
-
- 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
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
-
- 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
- H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
-
- 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
- H01Q21/20—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path
- H01Q21/205—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path providing an omnidirectional coverage
-
- 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
- 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
- H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Radio Transmission System (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 二重同時偏波状態を特徴とし実質的に回転対称的な放射パターンを持つ複 数の二重偏波放射体と; 電磁信号をおのおのの二重偏波放射体との間で転送するために、二重偏波放 射体のおのおのに接続された配電網と; を有することを特徴とする偏波ダイバーシティを持つ電磁信号を送信したり 受信したりするアンテナ・システム。 2. 二重偏波放射体と概して平行で予め定められた距離だけこれと隔たって置 かれる接地面をさらに具備することを特徴とする請求の範囲第1項記載のアンテ ナ・システム。 3. 前記二重偏波放射体が、アンテナの照準器上で45度の共偏波方位以内の なんらかの方位を持つ固定線形偏波電磁信号に反応して回転対称的な放射パター ンを持つことを特徴とする請求の範囲第1項記載のアンテナ・システム。 4. 偏波状態が直交しており、これによって、アンテナ・システムが受信する いかなる電磁信号の交差偏波をも最小にすることを特徴とする請求の範囲第2項 記載のアンテナ・システム。 5. 二重偏波状態が、アンテナ・システム内の同じ位置に存在する電気的中心 を持つことを特徴とする請求の範囲第2項記載のアンテナ・システム。 6. 広い到達範囲にわたって二重偏波放射体を撮像するに充分な放射電気範囲 を接地面がアンテナ・システムを横断する平面内に持ち、これによってアンテナ ・システムの方位面内の放射パターンを二重偏波放射体の分量とは無関係とする ことを可能とすることを特徴とする請求の範囲第2項記載のアンテナ・システム 。 7. 二重偏波放射体のおのおのが、互いに直交する位置に置かれた第1および 第2の双極子を持つ交差双極子対を具備することを特徴とする請求の範囲第2項 記載のアンテナ・システム。 8. 二重偏波放射体の偏波状態が、アンテナ・システムの方位面内の少なくと も45度という広い到達範囲(半値ビーム幅)にわたって維持されることを特徴 とする請求の範囲第7項記載のアンテナ・システム。 9. 二重偏波放射体が線形配列を形成するために接地面に沿って置かれており 、交差双極子対のおのおのが、アンテナ・システムの垂直面内の接地面に沿って 整合されていることを特徴とする請求の範囲第7項記載のアンテナ・システム。 10. 二重偏波放射体が示す偏波状態を制御するために、配電網と少なくとも 1つのアンテナ・ポートの間に接続された中央偏波制御ネットワークをさらに具 備することを特徴とする請求の範囲第7項記載のアンテナ・システム。 11. 配電網が、第1の双極子部品のおのおのに接続 された第1のパワー・デバイダおよび第2の双極子部品のおのおのに接続された 第2のパワー・デバイダを具備し、偏波制御ネットワークが、第1のパワー・デ バイダに接続され第1の受信ポートおよび第1の送信ポートを持つ第1の送受切 換器ならびに、第2のパワー・デバイダに接続され第2の受信ポートおよび第2 の送信ポートを持つ第2の送受切換器を具備し、第1の受信ポートが、左傾斜偏 波状態を持つ受信信号を出力し、第2の受信ポートが右傾斜偏波状態を持つ受信 信号を出力し、第1および第2の送信ポートが、垂直偏波状態を持つ送信信号を 受領するためにパワー・コンバイナに接続されていることを特徴とする請求の範 囲第10項記載のアンテナ・システム。 12. 左傾斜偏波受信信号および右傾斜偏波受信信号を受領して垂直線形偏波 状態の受信信号を出力し、左傾斜偏波受信信号および右傾斜偏波受信信号を受領 して水平線形偏波状態の受信信号を出力する、第1の受信ポートおよび第2の受 信ポートに接続された、0度/180度のハイブリッド・カップラをさらに具備 することを特徴とする請求の範囲第11項記載のアンテナ・システム。 13. 左傾斜偏波受信信号および右傾斜偏波受信信号を受領して左円偏波状態 の受信信号を出力し、左傾斜偏波受信信号および右傾斜偏波受信信号を受領して 右円偏波状態の受信信号を出力するために、第1の受信ポート および第2の受信ポートに接続された、0度/90度のハイブリッド・カップラ をさらに具備することを特徴とする請求の範囲第11項記載のアンテナ・システ ム。 14. おのおのの双極子対の電気平面がアンテナ・システムの垂直軸に対して +/−45度を成すことを特徴とする請求の範囲第7項記載のアンテナ・システ ム。 15. 交差双極子対の偏波状態が左傾斜偏波および右傾斜偏波であることを特 徴とする請求の範囲第7項記載のアンテナ・システム。 16. 放射パターンが、アンテナ・システムの立面中の第1の放射パターンお よびアンテナ・システムの方位面中の第2の放射パターンを具備し、第1の放射 パターンが、アンテナ・システムの形状によってその輪郭が定められ、第2の放 射パターンが、二重偏波放射体および接地面の特性によってその輪郭が定められ ることを特徴とする請求の範囲第7項記載のアンテナ・システム。 17. 前記接地面が、垂直偏波成分にとって好ましい偏波状態を達成するに充 分な横断方向範囲の寸法を持つ固体の導電性表面およびアンテナ・システムの水 平面内で整合され固体導電性表面のおのおのの横断方向範囲に沿って対称的に置 かれた平行な、間隔付けされた導電性部品の配列を具備する非固体の導電性表面 を具備し、導電性部品が、水平成分にとって希望の偏波を達成するに充分な横断 方向範囲の寸法を持つことを特徴とする請求の範囲第7項記載のアンテナ・シス テム。 18. 前記固体伝導体表面の前記横断方向範囲の寸法が、選択された中心周波 数の約1波長分であり、非固体導電性表面の導電性部品のおのおのの中心間隔が 、選択された中心周波数の約1/3から1/2であることを特徴とする請求の範 囲第17項記載のアンテナ・システム。 19. 前記接地面が、導電性材料から成る実質的に平坦なシートであることを 特徴とする請求の範囲第7項記載のアンテナ・システム。 20. 前記接地面が、導電性材料から成る実質的に非平坦なシートであること を特徴とする請求の範囲第7項記載のアンテナ・システム。 21. 二重同時偏波状態を特徴とし実質的に回転対称的な放射パターンを持つ 複数の二重偏波放射体と; 二重偏波放射他との間で電磁信号を転送するための、二重偏波放射体のおの おのに接続された配電網と; 二重偏波放射体から予め定められた距離だけ隔たった接地面と; 配電網によって転送された電磁信号の偏波状態を制御するための、配電網と 少なくとも1つのアンテナ・ポートの間に接続された偏波制御ネットワークと; を具備することを特徴とする、偏波ダイバーシティを持つ電子信号を送信したり 受信したりするアンテナ・システム。 22. 偏波制御ネットワークが、第1のパワー・デバ イダに接続され第1の受信ポートおよび第1の送信ポートを持つ第1の送受切換 器ならびに第1のパワー・デバイダに接続され第2の受信ポートおよび第2の送 信ポートを持つ第2の送受切換器を具備し、第1の受信ポートが、左傾斜偏波状 態の受信信号を出力し、第2の受信ポートが右傾斜偏波状態の受信信号を出力し 、第1および第2の送信ポートが、垂直偏波状態の送信信号を受領するためにパ ワー・コンバイナに接続されることを特徴とする請求の範囲第21項記載のアン テナ・システム。 23. (1)左傾斜偏波受信信号および右傾斜偏波受信信号を受領して、垂直 線形偏波状態の受信信号を出力し、 (2)左傾斜偏波受信信号および右傾斜偏 波受信信号を受領して、水平線形偏波状態の受信信号を出力するための、第1の 受信ポートおよび第2の受信ポートに接続された、0度/180度のハイブリッ ド・カップラをさらに具備することを特徴とする請求の範囲第22項記載のアン テナ・システム。 24. (1)左傾斜偏波受信信号および右傾斜偏波受信信号を受領して、左円 偏波状態の受信信号を出力し、(2)左傾斜偏波受信信号および右傾斜偏波受信 信号を受領して、右円偏波状態の受信信号を出力するための、第1の受信ポート および第2の受信ポートに接続された、0度/90度のハイブリッド・カップラ をさらに具備することを特徴とする請求の範囲第22項記載のアンテナ・システ ム。 25. 二重偏波放射体のおのおのが、互いに直交する位置に置かれた第1の双 極子部品および第2の双極子部品の交差双極子対を具備し、交差双極子対の偏波 状態が、アンテナ・システムの方位面内で少なくとも45度という広い到達範囲 (半値ビーム幅)にわたって維持されることを特徴とする請求の範囲第21項記 載のアンテナ・システム。 26. 前記接地面が、垂直偏波成分にとって希望の偏波状態を達成するに充分 な横断方向範囲の寸法を持つ固体の導電性表面および、アンテナ・システムの水 平面内に整合され固体導電性表面のおのおのの横断方向範囲に沿って対称的に置 かれた平行な、間隔付けされた導電性部品を具備する非固体の導電性表面を具備 することを特徴とする請求の範囲第25項記載のアンテナ・システム。 27. 前記接地面が、導電性材料から成る実質的に平坦なシートであることを 特徴とする請求の範囲第26項記載のアンテナ・システム。 28. 前記接地面が、導電性材料から成る実質的に非平坦なシートであること を特徴とする請求の範囲第26項記載のアンテナ・システム。 29. 二重同時偏波状態を特徴とし、実質的に回転対称的である放射パターン を持つ複数の二重偏波放射体と; 二重偏波放射体のおのおのとの間で電磁信号を転送 するための、二重偏波放射体のおのおのに接続された配電網と; 二重偏波放射体から予め定められた距離だけ隔たった接地面と; 配電網によって転送された電磁信号の偏波状態を制御するための、配電網と 少なくとも1つのアンテナ・ポートの間に接続された、偏波制御ネットワークと ; を具備する、偏波ダイバーシティを持つ電磁信号を送信したり受信したりするア ンテナ・システムにおいて、 二重偏波放射体のおのおのが互いに直交する位置に置かれた第1の双極子部 品および第2の双極子部品を持つ交差双極子対を具備し、交差双極子対の偏波状 態が、アンテナ・システムの方位面内で少なくとも45度という広い到達範囲( 半値ビーム幅)にわたって維持されることを特徴とするアンテナ・システム。 30. 前記接地面が、垂直偏波成分にとって希望の偏波状態を達成するに充分 な横断方向範囲の寸法を持つ固体の導電性表面および、アンテナ・システムの水 平面内で整合され固体導電性表面のおのおのの横断方向範囲に沿って対称的にお かれている平行な、間隔付けされた導電部品の配列を具備する非固体の導電性表 面を具備することを特徴とする請求の範囲第29項記載のアンテナ・システム。 31. 前記接地面が、導電性材料から成る実質的に平坦なシートであることを 特徴とする請求の範囲第30項 記載のアンテナ・システム。 31. 前記接地面が、導電性材料から成る実質的に非平坦なシートであること を特徴とする請求の範囲第30項記載のアンテナ・システム。
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US08/572,529 | 1995-12-14 | ||
US08/572,529 US5966102A (en) | 1995-12-14 | 1995-12-14 | Dual polarized array antenna with central polarization control |
PCT/US1996/019702 WO1997022159A1 (en) | 1995-12-14 | 1996-12-11 | Dual polarized array antenna with central polarization control |
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JP2000501912A5 JP2000501912A5 (ja) | 2004-10-21 |
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JP52217497A Expired - Fee Related JP3856835B2 (ja) | 1995-12-14 | 1996-12-11 | 中央偏波制御装置を持った二重偏波配列アンテナ |
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US (2) | US5966102A (ja) |
EP (1) | EP0867053A4 (ja) |
JP (1) | JP3856835B2 (ja) |
CN (1) | CN1262046C (ja) |
AU (1) | AU1130597A (ja) |
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JP2012521695A (ja) * | 2009-03-23 | 2012-09-13 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | アンテナ配置 |
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WO2015029946A1 (ja) * | 2013-09-02 | 2015-03-05 | 日本電業工作株式会社 | アンテナ及びセクタアンテナ |
JP2015050669A (ja) * | 2013-09-02 | 2015-03-16 | 日本電業工作株式会社 | アンテナ及びセクタアンテナ |
CN109888463A (zh) * | 2019-03-28 | 2019-06-14 | 中天宽带技术有限公司 | 一种双极化5g基站天线 |
CN109888463B (zh) * | 2019-03-28 | 2023-12-05 | 中天宽带技术有限公司 | 一种双极化5g基站天线 |
Also Published As
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JP3856835B2 (ja) | 2006-12-13 |
EP0867053A1 (en) | 1998-09-30 |
US5966102A (en) | 1999-10-12 |
US6067053A (en) | 2000-05-23 |
EP0867053A4 (en) | 1998-12-23 |
CN1262046C (zh) | 2006-06-28 |
CA2240182C (en) | 2002-03-19 |
BR9612664A (pt) | 1999-07-20 |
WO1997022159A1 (en) | 1997-06-19 |
CN1208505A (zh) | 1999-02-17 |
AU1130597A (en) | 1997-07-03 |
CA2240182A1 (en) | 1997-06-19 |
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