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WO2008120502A1 - アンテナおよび無線通信機 - Google Patents

アンテナおよび無線通信機 Download PDF

Info

Publication number
WO2008120502A1
WO2008120502A1 PCT/JP2008/052516 JP2008052516W WO2008120502A1 WO 2008120502 A1 WO2008120502 A1 WO 2008120502A1 JP 2008052516 W JP2008052516 W JP 2008052516W WO 2008120502 A1 WO2008120502 A1 WO 2008120502A1
Authority
WO
WIPO (PCT)
Prior art keywords
radiation electrode
feeding
resonance
electrode
parasitic
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.)
Ceased
Application number
PCT/JP2008/052516
Other languages
English (en)
French (fr)
Inventor
Atsushi Morita
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.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co 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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Priority to JP2009507429A priority Critical patent/JP5056846B2/ja
Priority to EP08711346A priority patent/EP2071668A4/en
Publication of WO2008120502A1 publication Critical patent/WO2008120502A1/ja
Priority to US12/369,149 priority patent/US8031123B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
    • 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
    • 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
    • H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole

Landscapes

  • Details Of Aerials (AREA)
  • Waveguide Aerials (AREA)
  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)

Abstract

　誘電体基体（２０）の手前側面から上面にかけて給電放射電極（２１）および無給電放射電極（２２）を設け、給電放射電極（２１）には給電端（２５）から内部方向に延びるスリット（２３）、無給電放射電極（２２）にはグランド端（２６）から内部方向へ延びるスリット（２４）をそれぞれ形成する。さらに無給電放射電極（２２）には給電放射電極（２１）側へ分岐電極（２７）を延出形成する。この構成により、給電放射電極と無給電放射電極によるそれぞれの基本波共振同士および高調波共振同士の複共振を利用して２つの周波数帯域で利得を持たせるとともに高調波共振同士の結合によるリターンロス特性を良好にする。
PCT/JP2008/052516 2007-03-29 2008-02-15 アンテナおよび無線通信機 Ceased WO2008120502A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009507429A JP5056846B2 (ja) 2007-03-29 2008-02-15 アンテナおよび無線通信機
EP08711346A EP2071668A4 (en) 2007-03-29 2008-02-15 ANTENNA AND APPARATUS FOR WIRELESS COMMUNICATION
US12/369,149 US8031123B2 (en) 2007-03-29 2009-02-11 Antenna and radio communication apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007087106 2007-03-29
JP2007-087106 2007-03-29

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/369,149 Continuation US8031123B2 (en) 2007-03-29 2009-02-11 Antenna and radio communication apparatus

Publications (1)

Publication Number Publication Date
WO2008120502A1 true WO2008120502A1 (ja) 2008-10-09

Family

ID=39808086

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/052516 Ceased WO2008120502A1 (ja) 2007-03-29 2008-02-15 アンテナおよび無線通信機

Country Status (4)

Country Link
US (1) US8031123B2 (ja)
EP (1) EP2071668A4 (ja)
JP (1) JP5056846B2 (ja)
WO (1) WO2008120502A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009124355A (ja) * 2007-11-13 2009-06-04 Furukawa Electric Co Ltd:The 平行２線アンテナ

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4645729B2 (ja) * 2008-11-26 2011-03-09 Ｔｄｋ株式会社 アンテナ装置、無線通信機、表面実装型アンテナ、プリント基板、並びに表面実装型アンテナ及びプリント基板の製造方法
IT1401200B1 (it) * 2010-07-15 2013-07-12 Clu Tech Srl Monopolo miniaturizzato con induttori a striscia capacitori stampati e multi-aperture a spirale.
US8698674B2 (en) * 2010-08-09 2014-04-15 Blackberry Limited Mobile wireless device with multi-band loop antenna and related methods
US8587481B2 (en) * 2010-08-09 2013-11-19 Blackberry Limited Mobile wireless device with enlarged width portion multi-band loop antenna and related methods
TWI508368B (zh) * 2013-02-06 2015-11-11 Inpaq Technology Co Ltd 雙頻段天線結構及其製作方法
TWM478253U (zh) * 2014-01-14 2014-05-11 Wistron Neweb Corp 寬頻天線
USD802564S1 (en) * 2014-02-09 2017-11-14 Redpine Signals, Inc. Compact multi-band antenna
US9520646B1 (en) * 2014-06-21 2016-12-13 Redpine Signals, Inc. Dual-band compact printed circuit antenna for WLAN use
US9755310B2 (en) 2015-11-20 2017-09-05 Taoglas Limited Ten-frequency band antenna
CN212676477U (zh) * 2018-04-25 2021-03-09 株式会社村田制作所 天线装置以及通信终端装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001024316A1 (en) 1999-09-30 2001-04-05 Murata Manufacturing Co., Ltd. Surface-mount antenna and communication device with surface-mount antenna
JP2002050919A (ja) * 2000-08-02 2002-02-15 Taiyo Yuden Co Ltd アンテナ素子
JP2003008326A (ja) * 2001-06-20 2003-01-10 Murata Mfg Co Ltd 表面実装型アンテナおよびそれを用いた無線機
JP2004201278A (ja) 2002-12-06 2004-07-15 Sharp Corp パターンアンテナ
WO2004109857A1 (ja) 2003-06-09 2004-12-16 Matsushita Electric Industrial Co., Ltd. アンテナとそれを用いた電子機器
JP2005064945A (ja) * 2003-08-14 2005-03-10 Murata Mfg Co Ltd 誘電体アンテナおよびそれを備えた通信機

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5610619A (en) * 1995-11-20 1997-03-11 Delco Electronics Corporation Backlite antenna for AM/FM automobile radio having broadband FM reception
JPH11127014A (ja) 1997-10-23 1999-05-11 Mitsubishi Materials Corp アンテナ装置
FI120606B (fi) * 2003-10-20 2009-12-15 Pulse Finland Oy Sisäinen monikaista-antenni

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001024316A1 (en) 1999-09-30 2001-04-05 Murata Manufacturing Co., Ltd. Surface-mount antenna and communication device with surface-mount antenna
JP2002050919A (ja) * 2000-08-02 2002-02-15 Taiyo Yuden Co Ltd アンテナ素子
JP2003008326A (ja) * 2001-06-20 2003-01-10 Murata Mfg Co Ltd 表面実装型アンテナおよびそれを用いた無線機
JP2004201278A (ja) 2002-12-06 2004-07-15 Sharp Corp パターンアンテナ
WO2004109857A1 (ja) 2003-06-09 2004-12-16 Matsushita Electric Industrial Co., Ltd. アンテナとそれを用いた電子機器
JP2005064945A (ja) * 2003-08-14 2005-03-10 Murata Mfg Co Ltd 誘電体アンテナおよびそれを備えた通信機

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009124355A (ja) * 2007-11-13 2009-06-04 Furukawa Electric Co Ltd:The 平行２線アンテナ

Also Published As

Publication number Publication date
EP2071668A1 (en) 2009-06-17
EP2071668A4 (en) 2009-09-02
US8031123B2 (en) 2011-10-04
JP5056846B2 (ja) 2012-10-24
JPWO2008120502A1 (ja) 2010-07-15
US20090146905A1 (en) 2009-06-11

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