GB2383901B - An antenna - Google Patents

An antenna

Info

Publication number
GB2383901B
GB2383901B GB0308447A GB0308447A GB2383901B GB 2383901 B GB2383901 B GB 2383901B GB 0308447 A GB0308447 A GB 0308447A GB 0308447 A GB0308447 A GB 0308447A GB 2383901 B GB2383901 B GB 2383901B
Authority
GB
Grant status
Grant
Patent type
Prior art keywords
antenna
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
GB0308447A
Other versions
GB0308447D0 (en )
GB2383901A (en )
Inventor
Oliver Paul Leisten
Mark R Dowsett
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.)
Sarantel Ltd
Original Assignee
Sarantel Ltd
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
Grant date

Links

Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q11/00Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
    • H01Q11/02Non-resonant antennas, e.g. travelling-wave antenna
    • H01Q11/08Helical antennas
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/30Arrangements for providing operation on different wavebands
    • H01Q5/307Individual or coupled radiating elements, each element being fed in an unspecified way
    • H01Q5/342Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes
    • H01Q5/357Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes using a single feed point
    • H01Q5/364Creating multiple current paths
    • H01Q5/371Branching current paths
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
GB0308447A 1999-05-27 2000-05-24 An antenna Expired - Fee Related GB2383901B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9912441A GB9912441D0 (en) 1999-05-27 1999-05-27 An antenna
GB0012658A GB2351850B (en) 1999-05-27 2000-05-24 An antenna

Publications (3)

Publication Number Publication Date
GB0308447D0 GB0308447D0 (en) 2003-05-21
GB2383901A true GB2383901A (en) 2003-07-09
GB2383901B true GB2383901B (en) 2003-12-31

Family

ID=26244344

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0308447A Expired - Fee Related GB2383901B (en) 1999-05-27 2000-05-24 An antenna

Country Status (1)

Country Link
GB (1) GB2383901B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0422179D0 (en) * 2004-10-06 2004-11-03 Sarantel Ltd Antenna feed structure
GB0623774D0 (en) 2006-11-28 2007-01-10 Sarantel Ltd An Antenna Assembly Including a Dielectrically Loaded Antenna

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2292257A (en) * 1994-06-22 1996-02-14 Sidney John Branson Radio frequency antenna
GB2292638A (en) * 1994-08-25 1996-02-28 Symmetricom Inc Three-dimensional antenna structure
GB2310543A (en) * 1996-02-23 1997-08-27 Symmetricom Inc An antenna

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2292257A (en) * 1994-06-22 1996-02-14 Sidney John Branson Radio frequency antenna
GB2292638A (en) * 1994-08-25 1996-02-28 Symmetricom Inc Three-dimensional antenna structure
GB2310543A (en) * 1996-02-23 1997-08-27 Symmetricom Inc An antenna

Also Published As

Publication number Publication date Type
GB0308447D0 (en) 2003-05-21 grant
GB2383901A (en) 2003-07-09 application

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20120614 AND 20120620

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20131128 AND 20131204

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20140524