GB2391710B - Antenna system - Google Patents

Antenna system

Info

Publication number: GB2391710B
Authority: GB; United Kingdom
Prior art keywords: antenna system; antenna
Prior art date: 2002-08-08
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

Inventor

Mark Tereszczak

Richard Webber

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.)

Shearwell Data Ltd

Original Assignee

Shearwell Data 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.)

2002-08-08

Filing date

2002-08-08

Publication date

2005-11-30

2002-08-08Application filed by Shearwell Data Ltd, Shearwell Data LtdfiledCriticalShearwell Data Ltd

2002-08-08Priority to GB0218461ApriorityCriticalpatent/GB2391710B/en

2002-09-18Publication of GB0218461D0publicationCriticalpatent/GB0218461D0/en

2004-02-11Publication of GB2391710ApublicationCriticalpatent/GB2391710A/en

2005-11-30Application grantedgrantedCritical

2005-11-30Publication of GB2391710BpublicationCriticalpatent/GB2391710B/en

2022-08-08Anticipated expirationlegal-statusCritical

StatusExpired - Fee Relatedlegal-statusCriticalCurrent

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop 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
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/273—Adaptation for carrying or wearing by persons or animals
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic

GB0218461A2002-08-082002-08-08Antenna systemExpired - Fee RelatedGB2391710B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB0218461AGB2391710B (en)	2002-08-08	2002-08-08	Antenna system

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB0218461AGB2391710B (en)	2002-08-08	2002-08-08	Antenna system

Publications (3)

Publication Number	Publication Date
GB0218461D0 GB0218461D0 (en)	2002-09-18
GB2391710A GB2391710A (en)	2004-02-11
GB2391710Btrue GB2391710B (en)	2005-11-30

Family

ID=9941968

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB0218461AExpired - Fee RelatedGB2391710B (en)	2002-08-08	2002-08-08	Antenna system

Country Status (1)

Country	Link
GB (1)	GB2391710B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2461126B (en)	2008-06-25	2010-09-29	Shearwell Data Ltd	Antenna system
GB0904115D0 (en)*	2009-03-10	2009-04-22	Scott David L	Chute and method for recording the passage of livestock

Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3500373A (en)*	1966-05-06	1970-03-10	Nat Bank Of North America The	Method and apparatus for article theft detection
US4679046A (en)*	1984-12-21	1987-07-07	Senelco Limited	Transponder systems
US4798175A (en)*	1986-10-09	1989-01-17	Alfa-Laval Agri, Inc.	Electronic identification system
JPH11316806A (en)*	1998-05-07	1999-11-16	Omron Corp	Data communication equipment
WO2001003237A1 (en)*	1999-07-02	2001-01-11	Acos Limited	Coil antenna device and method for generating a varying magnetic field
US20020101963A1 (en)*	2000-12-12	2002-08-01	Sunil Contractor	Systems and methods for per use busy message

2002
- 2002-08-08GBGB0218461Apatent/GB2391710B/ennot_activeExpired - Fee Related

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3500373A (en)*	1966-05-06	1970-03-10	Nat Bank Of North America The	Method and apparatus for article theft detection
US4679046A (en)*	1984-12-21	1987-07-07	Senelco Limited	Transponder systems
US4798175A (en)*	1986-10-09	1989-01-17	Alfa-Laval Agri, Inc.	Electronic identification system
JPH11316806A (en)*	1998-05-07	1999-11-16	Omron Corp	Data communication equipment
WO2001003237A1 (en)*	1999-07-02	2001-01-11	Acos Limited	Coil antenna device and method for generating a varying magnetic field
US20020101963A1 (en)*	2000-12-12	2002-08-01	Sunil Contractor	Systems and methods for per use busy message

Also Published As

Publication number	Publication date
GB2391710A (en)	2004-02-11
GB0218461D0 (en)	2002-09-18

Publication	Publication Date	Title
GB2420450B (en)	2007-12-27	Antenna system
GB2392782B (en)	2005-07-13	An Antenna
GB0125345D0 (en)	2001-12-12	Antenna System
GB0206995D0 (en)	2002-05-08	System
AU2003299588A8 (en)	2004-07-29	Pipe-inspection system
AU2003275368A8 (en)	2004-05-04	Prosthodontia system
GB0225509D0 (en)	2002-12-11	E-maintenance system
GB2391112B (en)	2005-10-12	An antenna
GB0206987D0 (en)	2002-05-08	System
GB0206994D0 (en)	2002-05-08	System
GB0204748D0 (en)	2002-04-17	Improved antenna
GB0211662D0 (en)	2002-07-03	System
GB0225092D0 (en)	2002-12-04	Polytunnel system
GB2391710B (en)	2005-11-30	Antenna system
GB2406218B (en)	2007-06-06	Antenna system
GB0220163D0 (en)	2002-10-09	Winningnote system
TW545704U (en)	2003-08-01	Antenna
GB0219762D0 (en)	2002-10-02	An antenna
GB2393855B (en)	2006-03-08	An antenna
GB2371410B (en)	2004-11-24	Antenna system
AU2003292791A8 (en)	2004-07-22	Antenna
GB0212026D0 (en)	2002-07-03	Radio system
GB0206014D0 (en)	2002-04-24	Antenna
GB0201417D0 (en)	2002-03-13	Antenna
GB0203525D0 (en)	2002-10-30	Antenna

Legal Events

Date	Code	Title	Description
2022-04-27	PCNP	Patent ceased through non-payment of renewal fee	Effective date:20210808

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