WO2008126277A1 - アンテナ装置及び無線通信装置 - Google Patents

アンテナ装置及び無線通信装置 Download PDF

Info

Publication number
WO2008126277A1
WO2008126277A1 PCT/JP2007/057175 JP2007057175W WO2008126277A1 WO 2008126277 A1 WO2008126277 A1 WO 2008126277A1 JP 2007057175 W JP2007057175 W JP 2007057175W WO 2008126277 A1 WO2008126277 A1 WO 2008126277A1
Authority
WO
WIPO (PCT)
Prior art keywords
wireless communication
ground
communication apparatus
antenna device
loop part
Prior art date
Application number
PCT/JP2007/057175
Other languages
English (en)
French (fr)
Inventor
Kouji Soekawa
Masaru Kanazawa
Original Assignee
Fujitsu Limited
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 Fujitsu Limited filed Critical Fujitsu Limited
Priority to PCT/JP2007/057175 priority Critical patent/WO2008126277A1/ja
Publication of WO2008126277A1 publication Critical patent/WO2008126277A1/ja

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/2258—Supports; Mounting means by structural association with other equipment or articles used with computer equipment
    • H01Q1/2275—Supports; Mounting means by structural association with other equipment or articles used with computer equipment associated to expansion card or bus, e.g. in PCMCIA, PC cards, Wireless USB
    • 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
    • H01Q9/40—Element having extended radiating surface
    • 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
    • H01Q9/42—Resonant antennas with feed to end of elongated active element, e.g. unipole with folded element, the folded parts being spaced apart a small fraction of the operating wavelength

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Support Of Aerials (AREA)
  • Details Of Aerials (AREA)
  • Transceivers (AREA)

Abstract

　携帯端末装置（２２）等の無線通信機器に搭載されるアンテナ装置（２０）や無線通信装置に関し、アンテナエレメント（２４）の給電点（２６）の近傍に接地ループ部（２８）を備えることにより、その接地ループ部（２８）に接地電流を流して集中させている。このような構成により、接地ループ部に接地電流（ｉｇ）を集中させ、配線導体（細線同軸ケーブル３４）に流れる電流を低減し、筐体側に流れる接地電流の制御により、不要共振が防止される。
PCT/JP2007/057175 2007-03-30 2007-03-30 アンテナ装置及び無線通信装置 WO2008126277A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/057175 WO2008126277A1 (ja) 2007-03-30 2007-03-30 アンテナ装置及び無線通信装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/057175 WO2008126277A1 (ja) 2007-03-30 2007-03-30 アンテナ装置及び無線通信装置

Publications (1)

Publication Number Publication Date
WO2008126277A1 true WO2008126277A1 (ja) 2008-10-23

Family

ID=39863457

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/057175 WO2008126277A1 (ja) 2007-03-30 2007-03-30 アンテナ装置及び無線通信装置

Country Status (1)

Country Link
WO (1) WO2008126277A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3013904A1 (fr) * 2013-11-28 2015-05-29 Commissariat Energie Atomique Appareil electronique avec antenne radio repliee dans un boitier

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05259724A (ja) * 1992-03-13 1993-10-08 Matsushita Electric Works Ltd プリントアンテナ
JP3034032U (ja) * 1996-07-26 1997-02-14 京セラ株式会社 ループアンテナ及びそれを用いた通信端末着信通知装置
JPH11127014A (ja) * 1997-10-23 1999-05-11 Mitsubishi Materials Corp アンテナ装置
JPH11154815A (ja) * 1997-09-19 1999-06-08 Toshiba Corp アンテナ装置
JP2000156607A (ja) * 1998-07-02 2000-06-06 Matsushita Electric Ind Co Ltd アンテナ装置及び通信機システム、デジタルテレビジョン放送受信装置
JP2000196339A (ja) * 1998-12-24 2000-07-14 Sony Corp アンテナ装置及びこれを具備した電子装置、並びに電子機器
JP2000252737A (ja) * 1999-02-26 2000-09-14 Toshiba Corp アンテナ装置及びこれを用いた無線機
JP2002050918A (ja) * 2000-08-01 2002-02-15 Nec Corp チップアンテナ
JP2004229209A (ja) * 2003-01-27 2004-08-12 Ngk Spark Plug Co Ltd 誘電体アンテナ
JP2005252406A (ja) * 2004-03-01 2005-09-15 Advanced Telecommunication Research Institute International アンテナ構造体およびテレビ受像機
JP2006129227A (ja) * 2004-10-29 2006-05-18 Hitachi Cable Ltd 基板搭載薄型アンテナ
JP3838971B2 (ja) * 2002-12-25 2006-10-25 株式会社東芝 無線装置

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3206825B2 (ja) * 1992-03-13 2001-09-10 松下電工株式会社 プリントアンテナ
JPH05259724A (ja) * 1992-03-13 1993-10-08 Matsushita Electric Works Ltd プリントアンテナ
JP3034032U (ja) * 1996-07-26 1997-02-14 京セラ株式会社 ループアンテナ及びそれを用いた通信端末着信通知装置
JPH11154815A (ja) * 1997-09-19 1999-06-08 Toshiba Corp アンテナ装置
JPH11127014A (ja) * 1997-10-23 1999-05-11 Mitsubishi Materials Corp アンテナ装置
JP2000156607A (ja) * 1998-07-02 2000-06-06 Matsushita Electric Ind Co Ltd アンテナ装置及び通信機システム、デジタルテレビジョン放送受信装置
JP2000196339A (ja) * 1998-12-24 2000-07-14 Sony Corp アンテナ装置及びこれを具備した電子装置、並びに電子機器
JP2000252737A (ja) * 1999-02-26 2000-09-14 Toshiba Corp アンテナ装置及びこれを用いた無線機
JP2002050918A (ja) * 2000-08-01 2002-02-15 Nec Corp チップアンテナ
JP3838971B2 (ja) * 2002-12-25 2006-10-25 株式会社東芝 無線装置
JP2004229209A (ja) * 2003-01-27 2004-08-12 Ngk Spark Plug Co Ltd 誘電体アンテナ
JP2005252406A (ja) * 2004-03-01 2005-09-15 Advanced Telecommunication Research Institute International アンテナ構造体およびテレビ受像機
JP2006129227A (ja) * 2004-10-29 2006-05-18 Hitachi Cable Ltd 基板搭載薄型アンテナ

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3013904A1 (fr) * 2013-11-28 2015-05-29 Commissariat Energie Atomique Appareil electronique avec antenne radio repliee dans un boitier
EP2879234A1 (fr) * 2013-11-28 2015-06-03 Commissariat A L'energie Atomique Et Aux Energies Alternatives Appareil électronique avec antenne radio repliée dans un boîtier
US9306269B2 (en) 2013-11-28 2016-04-05 Commissariat A L'energie Atomique Et Aux Energies Alternatives Electronic apparatus with radio antenna folded in a casing

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