JP6057380B2 - 交差偏波補償を備えた反射器アレイアンテナおよびそのようなアンテナを製造するための方法 - Google Patents
交差偏波補償を備えた反射器アレイアンテナおよびそのようなアンテナを製造するための方法 Download PDFInfo
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- 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
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- 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
- H01Q15/0006—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
- H01Q15/006—Selective devices having photonic band gap materials or materials of which the material properties are frequency dependent, e.g. perforated substrates, high-impedance surfaces
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- 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
- H01Q15/12—Refracting or diffracting devices, e.g. lens, prism functioning also as polarisation filter
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- 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
- H01Q15/14—Reflecting surfaces; Equivalent structures
- H01Q15/141—Apparatus or processes specially adapted for manufacturing reflecting surfaces
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- 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
- H01Q15/24—Polarising devices; Polarisation filters
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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
- H01Q19/10—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 reflecting surfaces
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/44—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
- H01Q3/46—Active lenses or reflecting arrays
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- 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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Description
Erx = Rxx Eix + Rxy Eiy
Ery = Ryx Eix + Ryy Eiy
Claims (10)
- 規則的に分布し、反射表面を形成する複数の基本放射素子(20)からなる反射器アレイ(11)と、前記反射器アレイ(11)を照射する目的の一次波源(13)とを含む、交差偏波補償を備えた反射器アレイアンテナであって、前記反射器アレイ(11)は選択した位相法則で選択した伝播方向(45)の2つの直交主偏波による放射図を有し、各基本放射素子(20)はプレーナ技術で製造され、かつ、少なくとも1つの金属パッチ(15)および/または少なくとも1つの放射スロット(18)からなるエッチングされたパターンを含み、前記金属パッチは対称構造の中に、前記エッチングされたパターンの中心(50)に関して対で対向し、前記放射素子(20)の平面XYの2方向X、Yに平行に配置された少なくとも4つの辺を含み、前記放射スロットは前記放射素子の対称構造の中に、前記エッチングされたパターンの前記中心(50)に関して正反対であり、前記放射素子(20)の前記方向Xおよび/またはYのうち少なくとも1つに平行に配置された少なくとも2つの分岐を含む反射器アレイアンテナであり、前記反射器アレイ(11)の少なくとも1つの放射素子(20)が、前記放射素子(20)の前記平面XYの前記方向Xおよび/またはYのうち少なくとも1つに関して非対称の幾何学的形状を有するエッチングされたパターンを含み、前記放射素子(20)の前記エッチングされたパターンの前記非対称性が、前記放射素子の前記面の前記方向Xおよび/またはYに関して前記エッチングされたパターンの前記幾何学的形状のそれぞれの分岐ごとに、互いに無関係な、それぞれの角度傾斜の辺からなることを特徴とする、反射器アレイアンテナ。
- 請求項1に記載のアンテナにおいて、金属パッチと、前記金属パッチの中にエッチングされた少なくとも2つのスロットとを含むエッチングされたパターンの場合であって、前記スロットが、前記放射素子の対称構造の中に前記方向XおよびYに平行に対でそれぞれ方向付けられている少なくとも4つの主分岐(62、63、64、65)を形成する場合、前記角度非対称性が、互いに無関係な、前記平面XY内の前記エッチングされたパターンの前記中心(50)のまわりの前記スロットの前記4つの主分岐の角回転からなることを特徴とする、アンテナ。
- 請求項1に記載のアンテナにおいて、対称構造の中に正方形の幾何学的形状を有する金属パッチを含むエッチングされたパターンの場合、前記正方形をそれぞれ不等辺四辺形に変形させるように、前記角度非対称性が、前記放射素子の前記金属パッチの少なくとも2つの対向する辺(81、82)、(83、84)の同一の向きまたは反対の向きへの角度傾斜からなることを特徴とする、アンテナ。
- 請求項1に記載のアンテナにおいて、前記放射素子(20)の非対称な幾何学的形状が、前記放射素子(20)の前記平面XY内のX方向とY方向の少なくとも一方について傾斜が逆方向となる2つの対向する辺を有する金属パッチを含むことを特徴とする、アンテナ。
- 請求項1に記載のアンテナにおいて、前記放射素子(20)の非対称な幾何学的形状が、
少なくとも1つの放射スロットを有し、該放射スロットの分岐が前記エッチングされたパターンの前記中心(50)に関して正反対の方向に沿って配置され、互いに無関係に、逆向きに傾斜していることを特徴とする、アンテナ。 - 請求項1に記載のアンテナにおいて、前記放射素子(20)の非対称な幾何学的形状が、十字の形状を含み、該十字の形状の4つの分岐は、互いに無関係に傾斜し、該分岐が前記エッチングされたパターンの前記中心(50)に関して正反対の方向に沿って配置され、逆向きに傾斜していることを特徴とする、アンテナ。
- 請求項1〜6のいずれか一項に記載のアンテナにおいて、前記反射器アレイ(11)のいくつかの隣接した放射素子が、前記放射素子それぞれの前記平面XYの少なくとも一方向Xおよび/またはYに関して非対称の幾何学的形状を有するエッチングされたパターンを含み、前記放射素子のそれぞれの前記エッチングされたパターンの前記幾何学的形状の前記辺または前記分岐の前記角度傾斜が、1つの放射素子から別の隣接した放射素子まで連続的に進む値の角度を反射表面上に形成することを特徴とする、アンテナ。
- 請求項1〜7のいずれか一項に記載のアンテナにおいて、前記反射器アレイ(11)が、異なる面によって方向付けられているいくつかの面ファセット(41、42、43)を含み、各々の前記面ファセットが複数の基本放射素子を含むことと、前記反射器アレイの各々の前記面ファセットの少なくとも1つの放射素子が、前記対応する放射素子が属する前記ファセットの前記平面XYの前記少なくとも一方向Xおよび/またはYに関して非対称の幾何学的形状を有するエッチングされたパターンを含むこととを特徴とする、アンテナ。
- 規則的に分布し、反射表面を形成する複数の基本放射素子(20)からなる反射器アレイ(11)を製造することと、一次波源(13)によって前記反射器アレイ(11)を照射することとからなる、交差偏波補償を備えた反射器アレイアンテナを製造する方法において、前記方法が、各基本放射素子がプレーナ技術で製造され、かつ前記放射素子(20)の平面XYの2方向X、Yに関して対称な幾何学的形状を有するエッチングされたパターンを含み、前記エッチングされたパターンが、少なくとも1つの金属パッチ(15)および/または少なくとも1つの放射スロット(18)からなり、前記放射素子(20)の前記エッチングされたパターンの前記非対称性が、前記放射素子の前記面の前記方向Xおよび/またはYに関して前記エッチングされたパターンの前記幾何学的形状のそれぞれの分岐ごとに、互いに無関係な、それぞれの角度傾斜の辺からなる、前記反射器アレイ(11)を製造することからなり、次いで前記方法が、前記方向Xおよび/またはYのうち少なくとも1つに関する非対称性を、前記反射器アレイ(11)の少なくとも1つの前記放射素子(20)の前記エッチングされたパターンの前記幾何学的形状へ導入し、前記非対称性が、前記交差偏波がゼロである所望の遠距離電磁界の放射図に基づいて、かつ、前記反射器アレイ(11)の前記面内の対応する放射電界に基づいて計算されることからなることとを特徴とする方法。
- 請求項9に記載の方法において、前記放射素子へ導入されるべき前記非対称性の前記計算が、
− 第1のステップにおいて、前記交差偏波がゼロである前記所望の遠距離電磁界の前記放射図に基づいて、前記反射器アレイ(11)によって反射された波の伝播方向(45)に垂直な面(44)内の放射電界Erの主成分および交差偏波成分を導き出すことと、
− 第2のステップにおいて、前記反射器アレイ(11)の各前記放射素子(20)について、前記反射器アレイ(11)の前記面内の前記対応する放射電界の成分ErxおよびEryを計算することと、
− 第3のステップにおいて、前記反射器アレイ(11)の各前記放射素子(20)上に、前記一次波源によって引き起こされた入射電界Eiの成分EixおよびEiyを計算することと、
− 第4のステップにおいて、前記第2および前記第3のステップにおいて決定された前記成分Erx、Ery、EixおよびEiyに基づいて、それらから、対応する非対称の前記放射素子(20)によって引き起こされなければならない所望の主反射係数Rxx、Ryyおよび交差反射係数Rxy、Ryxの値を導き出すこと
とからなることを特徴とする、方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1001100A FR2957719B1 (fr) | 2010-03-19 | 2010-03-19 | Antenne reseau reflecteur a compensation de polarisation croisee et procede de realisation d'une telle antenne |
FR1001100 | 2010-03-19 | ||
PCT/EP2011/052048 WO2011113650A2 (fr) | 2010-03-19 | 2011-02-11 | Antenne réseau réflecteur à compensation de polarisation croisée et procédé de réalisation d'une telle antenne |
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JP2013543283A JP2013543283A (ja) | 2013-11-28 |
JP6057380B2 true JP6057380B2 (ja) | 2017-01-11 |
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US (1) | US9112281B2 (ja) |
EP (1) | EP2548261B1 (ja) |
JP (1) | JP6057380B2 (ja) |
KR (1) | KR101780842B1 (ja) |
CA (1) | CA2793126C (ja) |
ES (1) | ES2795045T3 (ja) |
FR (1) | FR2957719B1 (ja) |
RU (1) | RU2012144440A (ja) |
WO (1) | WO2011113650A2 (ja) |
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US9847566B2 (en) | 2015-07-14 | 2017-12-19 | At&T Intellectual Property I, L.P. | Method and apparatus for adjusting a field of a signal to mitigate interference |
US10170840B2 (en) | 2015-07-14 | 2019-01-01 | At&T Intellectual Property I, L.P. | Apparatus and methods for sending or receiving electromagnetic signals |
US9722318B2 (en) | 2015-07-14 | 2017-08-01 | At&T Intellectual Property I, L.P. | Method and apparatus for coupling an antenna to a device |
US9628116B2 (en) | 2015-07-14 | 2017-04-18 | At&T Intellectual Property I, L.P. | Apparatus and methods for transmitting wireless signals |
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US9882257B2 (en) | 2015-07-14 | 2018-01-30 | At&T Intellectual Property I, L.P. | Method and apparatus for launching a wave mode that mitigates interference |
US10033108B2 (en) | 2015-07-14 | 2018-07-24 | At&T Intellectual Property I, L.P. | Apparatus and methods for generating an electromagnetic wave having a wave mode that mitigates interference |
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US10374316B2 (en) | 2016-10-21 | 2019-08-06 | At&T Intellectual Property I, L.P. | System and dielectric antenna with non-uniform dielectric |
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US10224634B2 (en) | 2016-11-03 | 2019-03-05 | At&T Intellectual Property I, L.P. | Methods and apparatus for adjusting an operational characteristic of an antenna |
US10225025B2 (en) | 2016-11-03 | 2019-03-05 | At&T Intellectual Property I, L.P. | Method and apparatus for detecting a fault in a communication system |
US10291334B2 (en) | 2016-11-03 | 2019-05-14 | At&T Intellectual Property I, L.P. | System for detecting a fault in a communication system |
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US9838896B1 (en) | 2016-12-09 | 2017-12-05 | At&T Intellectual Property I, L.P. | Method and apparatus for assessing network coverage |
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US10298293B2 (en) | 2017-03-13 | 2019-05-21 | At&T Intellectual Property I, L.P. | Apparatus of communication utilizing wireless network devices |
CN107104287A (zh) * | 2017-04-18 | 2017-08-29 | 南京航空航天大学 | 基于重叠反射单元的宽带单层极化分束平面反射阵列天线 |
US11183769B2 (en) | 2017-10-27 | 2021-11-23 | Thales Canada Inc. | Near-grazing retroreflectors for polarization |
US10516216B2 (en) | 2018-01-12 | 2019-12-24 | Eagle Technology, Llc | Deployable reflector antenna system |
KR101900839B1 (ko) * | 2018-02-12 | 2018-09-20 | 주식회사 에이티코디 | 배열 안테나 |
US11342682B2 (en) | 2018-05-24 | 2022-05-24 | Metawave Corporation | Frequency-selective reflector module and system |
KR101939948B1 (ko) * | 2018-06-18 | 2019-01-17 | 홍익대학교 산학협력단 | 원형편파 특성이 개선된 소형 예루살렘 십자형 패치 안테나 |
US10707552B2 (en) | 2018-08-21 | 2020-07-07 | Eagle Technology, Llc | Folded rib truss structure for reflector antenna with zero over stretch |
CN109216934A (zh) * | 2018-09-18 | 2019-01-15 | 重庆金美通信有限责任公司 | 一种宽角覆盖的单螺旋天线 |
US11804658B2 (en) | 2018-11-09 | 2023-10-31 | Hughes Network Systems, Llc | Mitigation of polarization mismatch between reflector and feed antennas by feed predistortion |
US11258182B2 (en) * | 2019-05-31 | 2022-02-22 | Metawave Corporation | Meta-structure based reflectarrays for enhanced wireless applications |
CN110600884B (zh) * | 2019-08-20 | 2020-07-07 | 南京理工大学 | 基于带有凹形臂的单层开槽贴片单元的宽带反射阵列天线 |
CN110838613B (zh) * | 2019-10-28 | 2020-09-25 | 南京理工大学 | 基于单层准自互补结构单元的宽带反射阵列天线 |
TWI808333B (zh) * | 2020-07-24 | 2023-07-11 | 國立中正大學 | 電磁波反射結構及其製造方法 |
Family Cites Families (5)
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US6081234A (en) * | 1997-07-11 | 2000-06-27 | California Institute Of Technology | Beam scanning reflectarray antenna with circular polarization |
JP2005191715A (ja) * | 2003-12-24 | 2005-07-14 | Hitachi Cable Ltd | スロット給電型アンテナ |
JP2007312082A (ja) * | 2006-05-18 | 2007-11-29 | Nippon Telegr & Teleph Corp <Ntt> | マイクロストリップアンテナ |
TW200807809A (en) * | 2006-07-28 | 2008-02-01 | Tatung Co Ltd | Microstrip reflection array antenna |
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US9112281B2 (en) | 2015-08-18 |
EP2548261A2 (fr) | 2013-01-23 |
EP2548261B1 (fr) | 2020-03-25 |
WO2011113650A3 (fr) | 2013-08-29 |
FR2957719A1 (fr) | 2011-09-23 |
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