FI120427B - Reglerbar flerbandsantenn - Google Patents

Reglerbar flerbandsantenn Download PDF

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Publication number
FI120427B
FI120427B FI20075597A FI20075597A FI120427B FI 120427 B FI120427 B FI 120427B FI 20075597 A FI20075597 A FI 20075597A FI 20075597 A FI20075597 A FI 20075597A FI 120427 B FI120427 B FI 120427B
Authority
FI
Finland
Prior art keywords
antenna
radiating element
point
antenna according
operating band
Prior art date
Application number
FI20075597A
Other languages
English (en)
Finnish (fi)
Other versions
FI20075597A0 (sv
FI20075597A (sv
Inventor
Zlatoljub D Milosavljevic
Original Assignee
Pulse Finland Oy
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 Pulse Finland Oy filed Critical Pulse Finland Oy
Priority to FI20075597A priority Critical patent/FI120427B/sv
Publication of FI20075597A0 publication Critical patent/FI20075597A0/sv
Priority to PCT/FI2008/050469 priority patent/WO2009027579A1/en
Priority to CN2008801047915A priority patent/CN101809813B/zh
Priority to EP08787742A priority patent/EP2183816A1/en
Priority to US12/673,966 priority patent/US8629813B2/en
Publication of FI20075597A publication Critical patent/FI20075597A/sv
Application granted granted Critical
Publication of FI120427B publication Critical patent/FI120427B/sv

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
    • 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
    • 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
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
    • H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in 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
    • H01Q1/38—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
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/10—Resonant slot 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
    • 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
    • H01Q9/06—Details
    • H01Q9/14—Length of element or elements adjustable
    • H01Q9/145—Length of element or elements adjustable by varying the electrical length

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Waveguide Aerials (AREA)

Claims (10)

1. Reglerbar antenn (200) av en radioanordning, vilken antenn har ätminstone ett iägre och ett övre funktionsband och i vilken finns det ett strälande element (210) och en reglerkrets (220) som omfattar en omkopplare (SW) för flyttning av 5 ätminstone en funktionsband av antennen, och det finns ätminstone tvä alternativa matningspunkter (FP1, FP2, ...) i strälande elementet, kännetecknad av att var och en matningspunkt är kopplad till en utgäng av den nämnda omkopplaren (SW; SW1) genom en reaktivkrets (X1, X2, ...), och omkopplarens intag är avsett för att kopplas till radioanordningens antennport (AP) genom antennens matarledning 10 (FC).
2. Antenn enligt patentkrav 1, kännetecknad av att det nämnda strälande elementet (310; 410; 610) är kortslutet till jorden (GND) frän sin kortslutningspunkt (SP), varvid antennen är av IFA-typ.
3. Antenn enligt patentkrav 2, kännetecknad av att i det finns det ytterligare en 15 andra omkopplare (SW2) och i strälande elementet (610) finns det ytterligare en jordningspunkt (GP), som är kopplad till ett intag av en andra omkopplare, och var och en utgäng av en andra omkopplare är kopplade till jorden (GND) genom en krets (X6) med olik impedans för att oka mängden av alternativa platser av funktionsbanden.
4. Antenn enligt patentkrav 1, kännetecknad av att i stälande elementet (310; 410. finns det en första del (311; 411) och en väsentligt parallell andra del (312; 412) som dess fortsättning sä att det finns en springa (SL1) mellan delarna, vilken springa är dimensionerad att resonera pä frekvenser av antennens övre funktionsband, varvid övre funktionsband baserar sig pä springans (SL1) resonans 25 öch Iägre funktionsband baserar sig pä strälande elementets (310; 410) resonans.
5. Antenn enligt patentkrav 1, kännetecknad av att ätminstone en reaktivkrets omfattar en seriekondensator (C41) för att öka strälande elementets (410) elektrisk längd.
6. Antenn enligt patentkrav 1, kännetecknad av att ätminstone en reaktivkrets 30 omfattar ett lägpassfilter (FLT) för att förhindra strälningen som framträder pä harmoniska frekvenser av ätminstone en funktionsband motsvarande resonans-frekvens.
7. Antenn enligt patentkrav 2, kännetecknad av att det finns ytterligare en avstämningsspringa (SL2) i strälande elementet (410), som börjar mellan tvä matningspunkter (FP2, FP3), för att öka elektrisk distans av matningspunkten pä yttre sidan av avstämningsspringan sett frän kortslutningspunkten (SP) till 5 ätminstone en matningspunkt pä inre sidan av avstämningsspringan och till kortslutningspunkten och för att säledes öka flyttning av funktionsbandet.
8. Antenn enligt patentkrav 1, kännetecknad av att ätminstone ett kapacitivt organ som ingär i reaktivkretsar är utfört med en kort planar överföringsledning.
9. Antenn enligt patentkrav 1, kännetecknad av att det nämnda strälande 10 elementet (710) är kopplat till radioanordningen endast frän sinä matningspunkter, varvid antennen är av ILA-typ.
10. Antenn enligt patentkrav 1, kännetecknad av att den nämnda kopplaren (SW1) är av typ FET, PHEMT eller MEMS.
FI20075597A 2007-08-30 2007-08-30 Reglerbar flerbandsantenn FI120427B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI20075597A FI120427B (sv) 2007-08-30 2007-08-30 Reglerbar flerbandsantenn
PCT/FI2008/050469 WO2009027579A1 (en) 2007-08-30 2008-08-20 Adjustable multiband antenna
CN2008801047915A CN101809813B (zh) 2007-08-30 2008-08-20 可调节多频带天线
EP08787742A EP2183816A1 (en) 2007-08-30 2008-08-20 Adjustable multiband antenna
US12/673,966 US8629813B2 (en) 2007-08-30 2008-08-20 Adjustable multi-band antenna and methods

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20075597A FI120427B (sv) 2007-08-30 2007-08-30 Reglerbar flerbandsantenn
FI20075597 2007-08-30

Publications (3)

Publication Number Publication Date
FI20075597A0 FI20075597A0 (sv) 2007-08-30
FI20075597A FI20075597A (sv) 2009-03-01
FI120427B true FI120427B (sv) 2009-10-15

Family

ID=38468763

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20075597A FI120427B (sv) 2007-08-30 2007-08-30 Reglerbar flerbandsantenn

Country Status (5)

Country Link
US (1) US8629813B2 (sv)
EP (1) EP2183816A1 (sv)
CN (1) CN101809813B (sv)
FI (1) FI120427B (sv)
WO (1) WO2009027579A1 (sv)

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* Cited by examiner, † Cited by third party
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CN105655722A (zh) * 2015-12-25 2016-06-08 宇龙计算机通信科技(深圳)有限公司 一种移动通讯终端及其天线系统
CN105655710A (zh) * 2015-12-25 2016-06-08 宇龙计算机通信科技(深圳)有限公司 一种移动通讯终端及其天线系统及天线调整方法

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US8629813B2 (en) 2014-01-14
WO2009027579A1 (en) 2009-03-05
US20110102290A1 (en) 2011-05-05
FI20075597A (sv) 2009-03-01
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