GB2442796A - Hemispherical lens with a selective reflective planar surface for a multi-beam antenna - Google Patents

Hemispherical lens with a selective reflective planar surface for a multi-beam antenna Download PDF

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Publication number
GB2442796A
GB2442796A GB0620130A GB0620130A GB2442796A GB 2442796 A GB2442796 A GB 2442796A GB 0620130 A GB0620130 A GB 0620130A GB 0620130 A GB0620130 A GB 0620130A GB 2442796 A GB2442796 A GB 2442796A
Authority
GB
United Kingdom
Prior art keywords
antenna
lens
selective
dielectric
selective surface
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.)
Withdrawn
Application number
GB0620130A
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English (en)
Other versions
GB0620130D0 (en
Inventor
John Thornton
Philip Haines
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HOLLYCROFT ASSOCIATES
Original Assignee
HOLLYCROFT ASSOCIATES
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by HOLLYCROFT ASSOCIATES filed Critical HOLLYCROFT ASSOCIATES
Priority to GB0620130A priority Critical patent/GB2442796A/en
Publication of GB0620130D0 publication Critical patent/GB0620130D0/en
Priority to PCT/GB2007/050559 priority patent/WO2008044062A1/fr
Publication of GB2442796A publication Critical patent/GB2442796A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • H01Q15/0053—Selective devices used as spatial filter or angular sidelobe filter
    • 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
    • H01Q19/062—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 for focusing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/007—Antennas or antenna systems providing at least two radiating patterns using two or more primary active elements in the focal region of a focusing device
    • 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
    • H01Q3/24—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 orientation by switching energy from one active radiating element to another, e.g. for beam switching

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
GB0620130A 2006-10-11 2006-10-11 Hemispherical lens with a selective reflective planar surface for a multi-beam antenna Withdrawn GB2442796A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0620130A GB2442796A (en) 2006-10-11 2006-10-11 Hemispherical lens with a selective reflective planar surface for a multi-beam antenna
PCT/GB2007/050559 WO2008044062A1 (fr) 2006-10-11 2007-09-18 Antenne multifaisceau à sélection de fréquence et polarisation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0620130A GB2442796A (en) 2006-10-11 2006-10-11 Hemispherical lens with a selective reflective planar surface for a multi-beam antenna

Publications (2)

Publication Number Publication Date
GB0620130D0 GB0620130D0 (en) 2007-05-30
GB2442796A true GB2442796A (en) 2008-04-16

Family

ID=38135007

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0620130A Withdrawn GB2442796A (en) 2006-10-11 2006-10-11 Hemispherical lens with a selective reflective planar surface for a multi-beam antenna

Country Status (2)

Country Link
GB (1) GB2442796A (fr)
WO (1) WO2008044062A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2939515A1 (fr) * 2008-12-05 2010-06-11 Thales Sa Reflecteur radat a signature variable sur un large domaine angulaire et frequentiel
CN106771767A (zh) * 2017-01-06 2017-05-31 东南大学 测量电磁吸波器件的反射和透射性能的装置和测量方法
CN108173005A (zh) * 2017-11-21 2018-06-15 宁波大学 一种K/Ka双频段多波束扫描透镜天线
EP3342000A4 (fr) * 2015-08-27 2019-04-24 Commscope Technologies LLC Antennes à lentilles à utiliser dans des systèmes de communications cellulaires et autres

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KR100994129B1 (ko) * 2008-10-27 2010-11-15 한국전자통신연구원 음의 유전율, 투자율 및 굴절률을 갖는 평판형 메타 물질, 그 메타 메질을 포함한 평판형 메타 물질 구조체 및 그 구조체를 포함한 안테나 시스템
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