ZA976615B - Dual-band coupled segment helical antenna - Google Patents

Dual-band coupled segment helical antenna

Info

Publication number
ZA976615B
ZA976615B ZA976615A ZA976615A ZA976615B ZA 976615 B ZA976615 B ZA 976615B ZA 976615 A ZA976615 A ZA 976615A ZA 976615 A ZA976615 A ZA 976615A ZA 976615 B ZA976615 B ZA 976615B
Authority
ZA
South Africa
Prior art keywords
dual
helical antenna
band coupled
coupled segment
segment helical
Prior art date
Application number
ZA976615A
Other languages
English (en)
Inventor
Daniel Filipovic
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of ZA976615B publication Critical patent/ZA976615B/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • 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
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H01Q1/362—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith for broadside radiating helical antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/10—Resonant antennas
    • H01Q5/15—Resonant antennas for operation of centre-fed antennas comprising one or more collinear, substantially straight or elongated active elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Details Of Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Support Of Aerials (AREA)
  • Aerials With Secondary Devices (AREA)
ZA976615A 1996-07-31 1997-07-24 Dual-band coupled segment helical antenna ZA976615B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/690,117 US5986620A (en) 1996-07-31 1996-07-31 Dual-band coupled segment helical antenna

Publications (1)

Publication Number Publication Date
ZA976615B true ZA976615B (en) 1999-01-22

Family

ID=24771173

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA976615A ZA976615B (en) 1996-07-31 1997-07-24 Dual-band coupled segment helical antenna

Country Status (16)

Country Link
US (1) US5986620A (xx)
EP (1) EP0916167B1 (xx)
JP (1) JP2000516071A (xx)
KR (1) KR100470001B1 (xx)
CN (1) CN1107992C (xx)
AR (1) AR008414A1 (xx)
AT (1) ATE236461T1 (xx)
AU (1) AU718294B2 (xx)
BR (1) BR9710634A (xx)
CA (1) CA2261906C (xx)
DE (1) DE69720467T2 (xx)
HK (1) HK1019964A1 (xx)
RU (1) RU99104158A (xx)
TW (1) TW345761B (xx)
WO (1) WO1998005087A1 (xx)
ZA (1) ZA976615B (xx)

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US5990847A (en) * 1996-04-30 1999-11-23 Qualcomm Incorporated Coupled multi-segment helical antenna
US5986620A (en) * 1996-07-31 1999-11-16 Qualcomm Incorporated Dual-band coupled segment helical antenna
US6278414B1 (en) 1996-07-31 2001-08-21 Qualcomm Inc. Bent-segment helical antenna
US5920292A (en) * 1996-12-20 1999-07-06 Ericsson Inc. L-band quadrifilar helix antenna
US5896113A (en) * 1996-12-20 1999-04-20 Ericsson Inc. Quadrifilar helix antenna systems and methods for broadband operation in separate transmit and receive frequency bands
US5909196A (en) * 1996-12-20 1999-06-01 Ericsson Inc. Dual frequency band quadrifilar helix antenna systems and methods
JP3314654B2 (ja) * 1997-03-14 2002-08-12 日本電気株式会社 ヘリカルアンテナ
WO1998044590A1 (en) * 1997-03-27 1998-10-08 Qualcomm Incorporated An antenna and a feed network for an antenna
US6184844B1 (en) * 1997-03-27 2001-02-06 Qualcomm Incorporated Dual-band helical antenna
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US6621458B1 (en) 2002-04-02 2003-09-16 Xm Satellite Radio, Inc. Combination linearly polarized and quadrifilar antenna sharing a common ground plane
US20030216729A1 (en) * 2002-05-20 2003-11-20 Marchitto Kevin S. Device and method for wound healing and uses therefor
US6653987B1 (en) * 2002-06-18 2003-11-25 The Mitre Corporation Dual-band quadrifilar helix antenna
JP2007060617A (ja) * 2005-07-28 2007-03-08 Mitsumi Electric Co Ltd アンテナ装置
JP2007221185A (ja) * 2006-02-14 2007-08-30 Mitsumi Electric Co Ltd 円偏波アンテナ
US8022890B2 (en) * 2006-07-12 2011-09-20 Mobile Satellite Ventures, Lp Miniaturized quadrifilar helix antenna
KR100821981B1 (ko) * 2007-02-02 2008-04-15 이성철 무지향성 안테나
KR101383465B1 (ko) * 2007-06-11 2014-04-10 삼성전자주식회사 휴대 단말기에 적용되는 다중대역 안테나
KR100981883B1 (ko) * 2008-04-30 2010-09-14 주식회사 에이스테크놀로지 지연파 구조를 이용한 광대역 내장형 안테나
JP2012520594A (ja) * 2009-03-12 2012-09-06 サランテル リミテッド 誘電体装荷アンテナ
US8106846B2 (en) 2009-05-01 2012-01-31 Applied Wireless Identifications Group, Inc. Compact circular polarized antenna
US8456375B2 (en) * 2009-05-05 2013-06-04 Sarantel Limited Multifilar antenna
US8618998B2 (en) 2009-07-21 2013-12-31 Applied Wireless Identifications Group, Inc. Compact circular polarized antenna with cavity for additional devices
GB201109000D0 (en) * 2011-05-24 2011-07-13 Sarantel Ltd A dielectricaly loaded antenna
CN103427147B (zh) * 2012-05-25 2016-08-31 中安消物联传感（深圳）有限公司 一种天线装置及包括该装置的安防系统
CN107234393B (zh) * 2017-07-21 2023-03-10 天津航天机电设备研究所 四臂螺旋天线的加工工装
US10700428B2 (en) 2018-02-06 2020-06-30 Harris Solutions NY, Inc. Dual band octafilar antenna
CN109255165B (zh) * 2018-08-24 2022-06-28 中国电子科技集团公司第二十九研究所 一种提高螺旋天线带宽的方法

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US5793338A (en) * 1995-08-09 1998-08-11 Qualcomm Incorporated Quadrifilar helix antenna and feed network
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US5990847A (en) * 1996-04-30 1999-11-23 Qualcomm Incorporated Coupled multi-segment helical antenna
US6278414B1 (en) * 1996-07-31 2001-08-21 Qualcomm Inc. Bent-segment helical antenna
US5986620A (en) * 1996-07-31 1999-11-16 Qualcomm Incorporated Dual-band coupled segment helical antenna
GB2322011A (en) * 1997-02-04 1998-08-12 Ico Services Ltd Antenna and fabrication method
US6184844B1 (en) * 1997-03-27 2001-02-06 Qualcomm Incorporated Dual-band helical antenna
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Also Published As

Publication number Publication date
BR9710634A (pt) 2001-11-20
DE69720467T2 (de) 2004-03-18
EP0916167B1 (en) 2003-04-02
DE69720467D1 (de) 2003-05-08
TW345761B (en) 1998-11-21
KR20000029756A (ko) 2000-05-25
HK1019964A1 (en) 2000-03-03
AR008414A1 (es) 2000-01-19
CN1231773A (zh) 1999-10-13
CA2261906A1 (en) 1998-02-05
RU99104158A (ru) 2001-01-27
JP2000516071A (ja) 2000-11-28
WO1998005087A1 (en) 1998-02-05
CN1107992C (zh) 2003-05-07
KR100470001B1 (ko) 2005-02-04
ATE236461T1 (de) 2003-04-15
EP0916167A1 (en) 1999-05-19
AU3969297A (en) 1998-02-20
AU718294B2 (en) 2000-04-13
CA2261906C (en) 2004-07-06
US5986620A (en) 1999-11-16

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