BR112012000087A2 - antena multifilar - Google Patents

antena multifilar

Info

Publication number
BR112012000087A2
BR112012000087A2 BR112012000087A BR112012000087A BR112012000087A2 BR 112012000087 A2 BR112012000087 A2 BR 112012000087A2 BR 112012000087 A BR112012000087 A BR 112012000087A BR 112012000087 A BR112012000087 A BR 112012000087A BR 112012000087 A2 BR112012000087 A2 BR 112012000087A2
Authority
BR
Brazil
Prior art keywords
multifile
antenna
multifile antenna
Prior art date
Application number
BR112012000087A
Other languages
English (en)
Portuguese (pt)
Inventor
Leisten Oliver
Original Assignee
Sarantel Ltd
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 Sarantel Ltd filed Critical Sarantel Ltd
Publication of BR112012000087A2 publication Critical patent/BR112012000087A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
    • H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
    • H01Q11/08—Helical antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/0006—Particular feeding systems
BR112012000087A 2009-07-03 2010-07-02 antena multifilar BR112012000087A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0911635.1A GB0911635D0 (en) 2009-07-03 2009-07-03 A dielectrically-loaded antenna
PCT/GB2010/001279 WO2011001153A1 (en) 2009-07-03 2010-07-02 A multifilar antenna

Publications (1)

Publication Number Publication Date
BR112012000087A2 true BR112012000087A2 (pt) 2017-02-21

Family

ID=41008748

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012000087A BR112012000087A2 (pt) 2009-07-03 2010-07-02 antena multifilar

Country Status (7)

Country Link
JP (1) JP2012532518A (zh)
KR (1) KR20120042858A (zh)
CN (1) CN102474014A (zh)
BR (1) BR112012000087A2 (zh)
GB (2) GB0911635D0 (zh)
TW (1) TW201112490A (zh)
WO (1) WO2011001153A1 (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201012923D0 (en) * 2010-07-30 2010-09-15 Sarantel Ltd An antenna
CN104094289B (zh) * 2012-10-26 2019-02-19 富士通先端科技株式会社 标签访问装置
GB2508638B (en) 2012-12-06 2016-03-16 Harris Corp A dielectrically loaded multifilar antenna with a phasing ring feed
CN108091995B (zh) * 2018-01-25 2023-09-22 电信科学技术第一研究所有限公司 一种适用于激光直接成型技术的八臂螺旋圆极化双频天线
CN109473770B (zh) * 2018-12-10 2024-01-05 广东工业大学 一种基于平行板电容加载的螺旋天线
CN111740215B (zh) * 2020-07-28 2023-08-18 福州大学 自相移馈电的小型化耦合多频段螺旋天线

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU693616B2 (en) * 1994-12-06 1998-07-02 Andrew Llc A helical antenna
US5572172A (en) * 1995-08-09 1996-11-05 Qualcomm Incorporated 180° power divider for a helix antenna
FR2746547B1 (fr) * 1996-03-19 1998-06-19 France Telecom Antenne helice a alimentation large bande integree, et procedes de fabrication correspondants
SE511450C2 (sv) * 1997-12-30 1999-10-04 Allgon Ab Antennsystem för cirkulärt polariserade radiovågor innefattande antennanordning och gränssnittsnätverk
GB9828768D0 (en) * 1998-12-29 1999-02-17 Symmetricom Inc An antenna
CA2358875A1 (en) * 1999-12-15 2001-06-21 Mitsubishi Denki Kabushiki Kaisha Antenna device
GB0027128D0 (en) * 2000-11-04 2000-12-20 Univ Bradford Multi-band antenna
US6788272B2 (en) * 2002-09-23 2004-09-07 Andrew Corp. Feed network
GB2420230B (en) 2004-11-11 2009-06-03 Sarantel Ltd A dielectrically-loaded antenna
GB0512652D0 (en) * 2005-06-21 2005-07-27 Sarantel Ltd An antenna and an antenna feed structure
JP4960348B2 (ja) 2005-06-21 2012-06-27 サランテル リミテッド アンテナおよびアンテナ給電構造
GB2437998B (en) 2006-05-12 2009-11-11 Sarantel Ltd An antenna system
GB2442998B (en) * 2006-10-20 2010-01-06 Sarantel Ltd A dielectrically-loaded antenna
GB0623774D0 (en) 2006-11-28 2007-01-10 Sarantel Ltd An Antenna Assembly Including a Dielectrically Loaded Antenna
US7999755B2 (en) * 2006-12-08 2011-08-16 Maxtena LLC Method and apparatus for quadrifilar antenna with open circuit element terminations
GB0700276D0 (en) 2007-01-08 2007-02-14 Sarantel Ltd A dielectrically-loaded antenna
US20080316138A1 (en) * 2007-10-26 2008-12-25 X-Ether, Inc. Balance-fed helical antenna

Also Published As

Publication number Publication date
GB2471578B (en) 2013-04-17
KR20120042858A (ko) 2012-05-03
JP2012532518A (ja) 2012-12-13
TW201112490A (en) 2011-04-01
CN102474014A (zh) 2012-05-23
GB2471578A (en) 2011-01-05
WO2011001153A1 (en) 2011-01-06
GB201011226D0 (en) 2010-08-18
GB0911635D0 (en) 2009-08-12

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]