GB0704299D0 - Circularly polarized antenna - Google Patents

Circularly polarized antenna

Info

Publication number
GB0704299D0
GB0704299D0 GB0704299A GB0704299A GB0704299D0 GB 0704299 D0 GB0704299 D0 GB 0704299D0 GB 0704299 A GB0704299 A GB 0704299A GB 0704299 A GB0704299 A GB 0704299A GB 0704299 D0 GB0704299 D0 GB 0704299D0
Authority
GB
United Kingdom
Prior art keywords
circularly polarized
polarized antenna
antenna
circularly
polarized
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.)
Withdrawn
Application number
GB0704299A
Other versions
GB2447244A (en
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.)
Advanced Connectek Inc
Original Assignee
Advanced Connectek Inc
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 Advanced Connectek Inc filed Critical Advanced Connectek Inc
Priority to GB0704299A priority Critical patent/GB2447244A/en
Publication of GB0704299D0 publication Critical patent/GB0704299D0/en
Publication of GB2447244A publication Critical patent/GB2447244A/en
Withdrawn legal-status Critical Current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
    • H01Q1/12—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
    • 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
    • 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
    • H01Q9/0428—Substantially flat resonant element parallel to ground plane, e.g. patch antenna radiating a circular polarised wave
    • 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
    • H01Q9/045—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with particular feeding means
    • H01Q9/0457—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with particular feeding means electromagnetically coupled to the feed line
    • 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
    • H01Q9/0464—Annular ring patch
GB0704299A 2007-03-06 2007-03-06 Circularly polarized antenna with a radiating element surrounding a coupling element Withdrawn GB2447244A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0704299A GB2447244A (en) 2007-03-06 2007-03-06 Circularly polarized antenna with a radiating element surrounding a coupling element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0704299A GB2447244A (en) 2007-03-06 2007-03-06 Circularly polarized antenna with a radiating element surrounding a coupling element

Publications (2)

Publication Number Publication Date
GB0704299D0 true GB0704299D0 (en) 2007-04-11
GB2447244A GB2447244A (en) 2008-09-10

Family

ID=37966006

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0704299A Withdrawn GB2447244A (en) 2007-03-06 2007-03-06 Circularly polarized antenna with a radiating element surrounding a coupling element

Country Status (1)

Country Link
GB (1) GB2447244A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110163921A1 (en) 2010-01-06 2011-07-07 Psion Teklogix Inc. Uhf rfid internal antenna for handheld terminals

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4943809A (en) * 1985-06-25 1990-07-24 Communications Satellite Corporation Electromagnetically coupled microstrip antennas having feeding patches capacitively coupled to feedlines
ES2021522A6 (en) * 1990-04-20 1991-11-01 Consejo Superior Investigacion microstrip radiator for circular polarization free of welds and floating potentials.
JPH1028012A (en) * 1996-07-12 1998-01-27 Harada Ind Co Ltd Planar antenna
JP3420233B2 (en) * 2001-11-28 2003-06-23 日本アンテナ株式会社 Composite antenna
JP2004007559A (en) * 2002-04-25 2004-01-08 Matsushita Electric Ind Co Ltd Multiple-resonance antenna, antenna module, and radio device using the multiple-resonance antenna

Also Published As

Publication number Publication date
GB2447244A (en) 2008-09-10

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)