GB2292257A8 - Radio frequency antenna - Google Patents
Radio frequency antennaInfo
- Publication number
- GB2292257A8 GB2292257A8 GB9412569A GB9412569A GB2292257A8 GB 2292257 A8 GB2292257 A8 GB 2292257A8 GB 9412569 A GB9412569 A GB 9412569A GB 9412569 A GB9412569 A GB 9412569A GB 2292257 A8 GB2292257 A8 GB 2292257A8
- Authority
- GB
- United Kingdom
- Prior art keywords
- radio frequency
- frequency antenna
- antenna
- radio
- frequency
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
- H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
- H01Q11/08—Helical antennas
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9412569A GB2292257B (en) | 1994-06-22 | 1994-06-22 | An antenna |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9412569A GB2292257B (en) | 1994-06-22 | 1994-06-22 | An antenna |
Publications (4)
Publication Number | Publication Date |
---|---|
GB2292257A8 true GB2292257A8 (en) | |
GB9412569D0 GB9412569D0 (en) | 1994-08-10 |
GB2292257A GB2292257A (en) | 1996-02-14 |
GB2292257B GB2292257B (en) | 1999-04-07 |
Family
ID=10757174
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9412569A Expired - Lifetime GB2292257B (en) | 1994-06-22 | 1994-06-22 | An antenna |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2292257B (en) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9417450D0 (en) | 1994-08-25 | 1994-10-19 | Symmetricom Inc | An antenna |
GB2326533B (en) * | 1994-08-25 | 1999-02-24 | Symmetricom Inc | A radio telephone |
GB2299455B (en) * | 1995-03-31 | 1999-12-22 | Motorola Inc | Self phased antenna element with dielectric and associated method |
GB9601250D0 (en) * | 1996-01-23 | 1996-03-27 | Symmetricom Inc | An antenna |
GB9603914D0 (en) * | 1996-02-23 | 1996-04-24 | Symmetricom Inc | An antenna |
GB9606593D0 (en) * | 1996-03-29 | 1996-06-05 | Symmetricom Inc | An antenna system |
US6184845B1 (en) | 1996-11-27 | 2001-02-06 | Symmetricom, Inc. | Dielectric-loaded antenna |
GB9813002D0 (en) | 1998-06-16 | 1998-08-12 | Symmetricom Inc | An antenna |
GB9828768D0 (en) | 1998-12-29 | 1999-02-17 | Symmetricom Inc | An antenna |
GB9902765D0 (en) | 1999-02-08 | 1999-03-31 | Symmetricom Inc | An antenna |
GB9912441D0 (en) | 1999-05-27 | 1999-07-28 | Symmetricon Inc | An antenna |
GB2383901B (en) * | 1999-05-27 | 2003-12-31 | Sarantel Ltd | An antenna |
US6331836B1 (en) | 2000-08-24 | 2001-12-18 | Fast Location.Net, Llc | Method and apparatus for rapidly estimating the doppler-error and other receiver frequency errors of global positioning system satellite signals weakened by obstructions in the signal path |
GB2368466B (en) * | 2000-10-23 | 2002-11-06 | Motorola Israel Ltd | Antenna |
US6628234B2 (en) | 2001-07-18 | 2003-09-30 | Fast Location.Net, Llc | Method and system for processing positioning signals in a stand-alone mode |
US6882309B2 (en) | 2001-07-18 | 2005-04-19 | Fast Location. Net, Llc | Method and system for processing positioning signals based on predetermined message data segment |
US9052374B2 (en) | 2001-07-18 | 2015-06-09 | Fast Location.Net, Llc | Method and system for processing positioning signals based on predetermined message data segment |
US6515620B1 (en) | 2001-07-18 | 2003-02-04 | Fast Location.Net, Llc | Method and system for processing positioning signals in a geometric mode |
US6529160B2 (en) | 2001-07-18 | 2003-03-04 | Fast Location.Net, Llc | Method and system for determining carrier frequency offsets for positioning signals |
GB0422179D0 (en) * | 2004-10-06 | 2004-11-03 | Sarantel Ltd | Antenna feed structure |
GB2420230B (en) | 2004-11-11 | 2009-06-03 | Sarantel Ltd | A dielectrically-loaded antenna |
EP1900062A1 (en) | 2005-06-21 | 2008-03-19 | Sarantel Limited | An antenna and an antenna feed structure |
GB2437998B (en) | 2006-05-12 | 2009-11-11 | Sarantel Ltd | An antenna system |
GB2441566A (en) | 2006-09-06 | 2008-03-12 | Sarantel Ltd | An antenna and its feed structure |
GB2442998B (en) | 2006-10-20 | 2010-01-06 | Sarantel Ltd | A dielectrically-loaded antenna |
GB2444749B (en) | 2006-12-14 | 2009-11-18 | Sarantel Ltd | A radio communication system |
GB2444750B (en) | 2006-12-14 | 2010-04-21 | Sarantel Ltd | An antenna arrangement |
GB2449837B (en) | 2006-12-20 | 2011-09-07 | Sarantel Ltd | A dielectrically-loaded antenna |
CN104319460B (en) * | 2014-10-11 | 2017-05-10 | 中国电子科技集团公司第二十研究所 | Satellite navigation composite communication mast antenna |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB840850A (en) * | 1955-07-19 | 1960-07-13 | Telefunken Gmbh | Improvements relating to high frequency aerial-arrangements |
EP0521511A2 (en) * | 1991-07-05 | 1993-01-07 | Sharp Kabushiki Kaisha | Back fire helical antenna |
US5255005A (en) * | 1989-11-10 | 1993-10-19 | L'etat Francais Represente Par Leministre Des Pastes Telecommunications Et De L'espace | Dual layer resonant quadrifilar helix antenna |
US5329287A (en) * | 1992-02-24 | 1994-07-12 | Cal Corporation | End loaded helix antenna |
US5349365A (en) * | 1991-10-21 | 1994-09-20 | Ow Steven G | Quadrifilar helix antenna |
JPH07154137A (en) * | 1993-11-29 | 1995-06-16 | Mitsubishi Electric Corp | Antenna |
-
1994
- 1994-06-22 GB GB9412569A patent/GB2292257B/en not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB840850A (en) * | 1955-07-19 | 1960-07-13 | Telefunken Gmbh | Improvements relating to high frequency aerial-arrangements |
US5255005A (en) * | 1989-11-10 | 1993-10-19 | L'etat Francais Represente Par Leministre Des Pastes Telecommunications Et De L'espace | Dual layer resonant quadrifilar helix antenna |
EP0521511A2 (en) * | 1991-07-05 | 1993-01-07 | Sharp Kabushiki Kaisha | Back fire helical antenna |
US5349365A (en) * | 1991-10-21 | 1994-09-20 | Ow Steven G | Quadrifilar helix antenna |
US5329287A (en) * | 1992-02-24 | 1994-07-12 | Cal Corporation | End loaded helix antenna |
JPH07154137A (en) * | 1993-11-29 | 1995-06-16 | Mitsubishi Electric Corp | Antenna |
Non-Patent Citations (1)
Title |
---|
WPI Abstract Accession No. 95-249973/33 & JP 07 154 137 A * |
Also Published As
Publication number | Publication date |
---|---|
GB2292257B (en) | 1999-04-07 |
GB2292257A (en) | 1996-02-14 |
GB9412569D0 (en) | 1994-08-10 |
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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) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
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 |
|
PE20 | Patent expired after termination of 20 years |
Expiry date: 20140621 |