EP2087552A4 - Kleine antenne mit mehrfachen resonanzen und mehreren zuführungen - Google Patents

Kleine antenne mit mehrfachen resonanzen und mehreren zuführungen

Info

Publication number
EP2087552A4
EP2087552A4 EP07833610.4A EP07833610A EP2087552A4 EP 2087552 A4 EP2087552 A4 EP 2087552A4 EP 07833610 A EP07833610 A EP 07833610A EP 2087552 A4 EP2087552 A4 EP 2087552A4
Authority
EP
European Patent Office
Prior art keywords
power lines
small antenna
resonances
multiple power
multiple resonances
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
EP07833610.4A
Other languages
English (en)
French (fr)
Other versions
EP2087552A1 (de
Inventor
Je-Hoon Yun
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.)
Electronics and Telecommunications Research Institute ETRI
Original Assignee
Electronics and Telecommunications Research Institute ETRI
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 Electronics and Telecommunications Research Institute ETRI filed Critical Electronics and Telecommunications Research Institute ETRI
Publication of EP2087552A1 publication Critical patent/EP2087552A1/de
Publication of EP2087552A4 publication Critical patent/EP2087552A4/de
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
    • H01Q9/27—Spiral antennas
    • 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
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
    • 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
    • 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
    • H01Q5/30—Arrangements for providing operation on different wavebands
    • H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
    • H01Q5/314—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors
    • H01Q5/335—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors at the feed, e.g. for impedance matching
    • 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
    • H01Q5/30—Arrangements for providing operation on different wavebands
    • H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
    • H01Q5/342—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes
    • H01Q5/357—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes using a single feed point
    • 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
    • H01Q9/06—Details
    • H01Q9/14—Length of element or elements adjustable
    • H01Q9/145—Length of element or elements adjustable by varying the electrical length
EP07833610.4A 2006-10-26 2007-10-26 Kleine antenne mit mehrfachen resonanzen und mehreren zuführungen Ceased EP2087552A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20060104643 2006-10-26
KR1020070107739A KR100954378B1 (ko) 2006-10-26 2007-10-25 다중 급전 다중 공진 소형 안테나
PCT/KR2007/005301 WO2008051043A1 (en) 2006-10-26 2007-10-26 A small antenna with multifold resonances and multiple feeders

Publications (2)

Publication Number Publication Date
EP2087552A1 EP2087552A1 (de) 2009-08-12
EP2087552A4 true EP2087552A4 (de) 2013-11-06

Family

ID=39646860

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07833610.4A Ceased EP2087552A4 (de) 2006-10-26 2007-10-26 Kleine antenne mit mehrfachen resonanzen und mehreren zuführungen

Country Status (3)

Country Link
EP (1) EP2087552A4 (de)
KR (1) KR100954378B1 (de)
WO (1) WO2008051043A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201503488A (zh) * 2013-07-02 2015-01-16 Ming-Hao Yeh 多天線饋入埠主動天線系統及其相關控制方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2317271A (en) * 1996-08-30 1998-03-18 Nec Corp Multiple or broad band antenna element arrangement for a portable radio
JPH11163620A (ja) * 1997-11-27 1999-06-18 Sharp Corp 周波数切替式アンテナ
WO2001029927A1 (de) * 1999-10-15 2001-04-26 Siemens Aktiengesellschaft Schaltbare antenne
EP1633018A2 (de) * 2004-09-07 2006-03-08 LG Electronics Inc. Antennenvorrichtung einer mobilen Kommunikationseinheit und zugehöriges Betriebsverfahren
US20060132360A1 (en) * 2004-10-15 2006-06-22 Caimi Frank M Method and apparatus for adaptively controlling antenna parameters to enhance efficiency and maintain antenna size compactness

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6069587A (en) 1998-05-15 2000-05-30 Hughes Electronics Corporation Multiband millimeterwave reconfigurable antenna using RF mem switches
JP4346964B2 (ja) 2003-06-09 2009-10-21 峰光電子株式会社 多周波変形ｔ型アンテナ
JP3903991B2 (ja) 2004-01-23 2007-04-11 ソニー株式会社 アンテナ装置
US7050018B2 (en) 2004-09-07 2006-05-23 Machine Applications Corp. Multi-band antenna system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2317271A (en) * 1996-08-30 1998-03-18 Nec Corp Multiple or broad band antenna element arrangement for a portable radio
JPH11163620A (ja) * 1997-11-27 1999-06-18 Sharp Corp 周波数切替式アンテナ
WO2001029927A1 (de) * 1999-10-15 2001-04-26 Siemens Aktiengesellschaft Schaltbare antenne
EP1633018A2 (de) * 2004-09-07 2006-03-08 LG Electronics Inc. Antennenvorrichtung einer mobilen Kommunikationseinheit und zugehöriges Betriebsverfahren
US20060132360A1 (en) * 2004-10-15 2006-06-22 Caimi Frank M Method and apparatus for adaptively controlling antenna parameters to enhance efficiency and maintain antenna size compactness

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2008051043A1 *

Also Published As

Publication number Publication date
KR100954378B1 (ko) 2010-04-26
EP2087552A1 (de) 2009-08-12
WO2008051043A1 (en) 2008-05-02
KR20080038032A (ko) 2008-05-02

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