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CA2030886C - Microstrip antenna of two-frequency separate-feeding type for circularly polarized waves - Google Patents

Microstrip antenna of two-frequency separate-feeding type for circularly polarized waves

Info

Publication number
CA2030886C
CA2030886C CA 2030886 CA2030886A CA2030886C CA 2030886 C CA2030886 C CA 2030886C CA 2030886 CA2030886 CA 2030886 CA 2030886 A CA2030886 A CA 2030886A CA 2030886 C CA2030886 C CA 2030886C
Authority
CA
Canada
Prior art keywords
short
antenna
radiation
ground plane
microstrip antenna
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.)
Expired - Fee Related
Application number
CA 2030886
Other languages
English (en)
French (fr)
Other versions
CA2030886A1 (en
Inventor
Kazunori Takeuchi
Masayuki Yasunaga
Takayasu Shiokawa
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.)
KDDI Corp
Original Assignee
Kokusai Denshin Denwa KK
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 Kokusai Denshin Denwa KK filed Critical Kokusai Denshin Denwa KK
Publication of CA2030886A1 publication Critical patent/CA2030886A1/en
Application granted granted Critical
Publication of CA2030886C publication Critical patent/CA2030886C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H01Q21/061—Two dimensional planar arrays
    • H01Q21/065—Patch antenna array
    • 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
    • H01Q5/42—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements using two or more imbricated arrays
    • 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
    • H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
    • H01Q9/0421—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with a shorting wall or a shorting pin at one end of the element

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Waveguide Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
CA 2030886 1989-11-27 1990-11-26 Microstrip antenna of two-frequency separate-feeding type for circularly polarized waves Expired - Fee Related CA2030886C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP307258/89 1989-11-27
JP30725889A JPH03166803A (ja) 1989-11-27 1989-11-27 二周波分離給電円偏波用マイクロストリップアンテナ

Publications (2)

Publication Number Publication Date
CA2030886A1 CA2030886A1 (en) 1991-05-28
CA2030886C true CA2030886C (en) 1998-04-14

Family

ID=17966941

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2030886 Expired - Fee Related CA2030886C (en) 1989-11-27 1990-11-26 Microstrip antenna of two-frequency separate-feeding type for circularly polarized waves

Country Status (3)

Country Link
JP (1) JPH03166803A (ja)
CA (1) CA2030886C (ja)
GB (1) GB2238665B (ja)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4135828A1 (de) * 1991-10-30 1993-05-06 Deutsche Forschungsanstalt Fuer Luft- Und Raumfahrt E.V., 5300 Bonn, De Antennenanordnung
JP3192252B2 (ja) * 1992-12-08 2001-07-23 電気興業株式会社 マイクロ波電力分配回路
EP0697138B1 (en) * 1994-03-08 2003-01-29 Telit Mobile Terminals S.p.A. Hand-held transmitting and/or receiving apparatus
CA2164669C (en) 1994-12-28 2000-01-18 Martin Victor Schneider Multi-branch miniature patch antenna having polarization and share diversity
JPH11239020A (ja) * 1997-04-18 1999-08-31 Murata Mfg Co Ltd 円偏波アンテナおよびそれを用いた無線装置
US6314275B1 (en) 1997-08-19 2001-11-06 Telit Mobile Terminals, S.P.A. Hand-held transmitting and/or receiving apparatus
JP3252786B2 (ja) * 1998-02-24 2002-02-04 株式会社村田製作所 アンテナ装置およびそれを用いた無線装置
GB2385467B (en) * 2002-02-19 2005-09-14 Harada Ind Integrated vehicular antenna system with selectable feedline positioning
JP2003332840A (ja) * 2002-05-13 2003-11-21 Toshiba Corp アンテナ装置及びこれを用いた無線機
DE10231961B3 (de) * 2002-07-15 2004-02-12 Kathrein-Werke Kg Niedrig bauende Dual- oder Multibandantenne, insbesondere für Kraftfahrzeuge
JP4070645B2 (ja) * 2003-03-20 2008-04-02 クラリオン株式会社 平面アンテナ
EP2015396A3 (en) 2004-02-11 2009-07-29 Sony Deutschland GmbH Circular polarised array antenna
EP1564843A1 (en) * 2004-02-11 2005-08-17 Sony International (Europe) GmbH Circular polarised array antenna
JP2005278220A (ja) * 2005-05-20 2005-10-06 Fec Inc 携帯通信端末用のアンテナエレメント
JP4662070B2 (ja) * 2006-11-30 2011-03-30 日本無線株式会社 ２周波複直交偏波導波管スロットアレーアンテナおよび複直交偏波通信システム
JP2009088625A (ja) * 2007-09-27 2009-04-23 Dx Antenna Co Ltd アンテナ
EP2159878A1 (en) * 2008-08-28 2010-03-03 ERA Technology Limited Stacked patch antenna array
US20110128201A1 (en) * 2009-11-30 2011-06-02 Electronics And Telecommunications Research Institute Circularly polarized antenna in wireless communication system and method for manufacturing the same
JP2014027417A (ja) * 2012-07-25 2014-02-06 Denso Wave Inc アンテナ
JP6083142B2 (ja) * 2012-07-25 2017-02-22 株式会社デンソーウェーブ アンテナ装置
WO2015081476A1 (zh) 2013-12-02 2015-06-11 广东通宇通讯股份有限公司 基站天线馈电网络
JP2016226056A (ja) * 2016-10-04 2016-12-28 株式会社デンソーウェーブ アンテナ装置
JP6787041B2 (ja) * 2016-10-28 2020-11-18 株式会社デンソーウェーブ アンテナ
JP7118556B2 (ja) * 2018-12-27 2022-08-16 アルパイン株式会社 アンテナ装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2198290B (en) * 1986-11-29 1990-05-09 Stc Plc Dual band circularly polarised antenna with hemispherical coverage
GB2229319B (en) * 1989-01-20 1993-10-20 Antenna Products Ltd Antenna

Also Published As

Publication number Publication date
GB9025672D0 (en) 1991-01-09
GB2238665B (en) 1993-12-22
JPH03166803A (ja) 1991-07-18
CA2030886A1 (en) 1991-05-28
GB2238665A (en) 1991-06-05

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