DE602004020121D1 - Impedanzanpassschaltung für ein mobilkommunikationsgerät - Google Patents

Impedanzanpassschaltung für ein mobilkommunikationsgerät

Info

Publication number
DE602004020121D1
DE602004020121D1 DE602004020121T DE602004020121T DE602004020121D1 DE 602004020121 D1 DE602004020121 D1 DE 602004020121D1 DE 602004020121 T DE602004020121 T DE 602004020121T DE 602004020121 T DE602004020121 T DE 602004020121T DE 602004020121 D1 DE602004020121 D1 DE 602004020121D1
Authority
DE
Germany
Prior art keywords
communication device
mobile communication
impedance fitting
impedance
fitting
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
DE602004020121T
Other languages
English (en)
Inventor
Scott L Vance
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.)
Sony Mobile Communications AB
Original Assignee
Sony Ericsson Mobile Communications AB
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 Sony Ericsson Mobile Communications AB filed Critical Sony Ericsson Mobile Communications AB
Publication of DE602004020121D1 publication Critical patent/DE602004020121D1/de
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
    • 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
    • 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
    • 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
    • H01Q9/0442—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with particular tuning means
    • 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
    • H01Q9/32—Vertical arrangement of element
    • H01Q9/36—Vertical arrangement of element with top loading

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Support Of Aerials (AREA)
DE602004020121T 2004-05-03 2004-11-12 Impedanzanpassschaltung für ein mobilkommunikationsgerät Expired - Fee Related DE602004020121D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/837,829 US20050245204A1 (en) 2004-05-03 2004-05-03 Impedance matching circuit for a mobile communication device
PCT/US2004/038029 WO2005112280A1 (en) 2004-05-03 2004-11-12 Impedance matching circuit for a mobile communication device

Publications (1)

Publication Number Publication Date
DE602004020121D1 true DE602004020121D1 (de) 2009-04-30

Family

ID=34959526

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004020121T Expired - Fee Related DE602004020121D1 (de) 2004-05-03 2004-11-12 Impedanzanpassschaltung für ein mobilkommunikationsgerät

Country Status (6)

Country Link
US (2) US20050245204A1 (de)
EP (1) EP1743432B1 (de)
JP (1) JP2007536797A (de)
CN (1) CN101015128A (de)
DE (1) DE602004020121D1 (de)
WO (1) WO2005112280A1 (de)

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Also Published As

Publication number Publication date
US20050245204A1 (en) 2005-11-03
WO2005112280A1 (en) 2005-11-24
EP1743432B1 (de) 2009-03-18
EP1743432A1 (de) 2007-01-17
CN101015128A (zh) 2007-08-08
US20070241977A1 (en) 2007-10-18
JP2007536797A (ja) 2007-12-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee