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GB9124291D0 - Flat plate antenna - Google Patents

Flat plate antenna

Info

Publication number
GB9124291D0
GB9124291D0 GB919124291A GB9124291A GB9124291D0 GB 9124291 D0 GB9124291 D0 GB 9124291D0 GB 919124291 A GB919124291 A GB 919124291A GB 9124291 A GB9124291 A GB 9124291A GB 9124291 D0 GB9124291 D0 GB 9124291D0
Authority
GB
United Kingdom
Prior art keywords
flat plate
plate antenna
antenna
flat
plate
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
Application number
GB919124291A
Other versions
GB2261554B (en
GB2261554A (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.)
Nortel Networks Ltd
Original Assignee
Northern Telecom 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
Application filed by Northern Telecom Ltd filed Critical Northern Telecom Ltd
Priority to GB9124291A priority Critical patent/GB2261554B/en
Publication of GB9124291D0 publication Critical patent/GB9124291D0/en
Priority to DE1992607865 priority patent/DE69207865T2/en
Priority to EP19920309808 priority patent/EP0542447B1/en
Priority to JP30564992A priority patent/JPH0645820A/en
Publication of GB2261554A publication Critical patent/GB2261554A/en
Priority to US08/358,735 priority patent/US5559523A/en
Application granted granted Critical
Publication of GB2261554B publication Critical patent/GB2261554B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00Antenna arrays or systems
    • H01Q21/06Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/061Two dimensional planar arrays
    • H01Q21/064Two dimensional planar arrays using horn or slot aerials
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/005Patch antenna using one or more coplanar parasitic elements
GB9124291A 1991-11-15 1991-11-15 Flat plate antenna Expired - Fee Related GB2261554B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB9124291A GB2261554B (en) 1991-11-15 1991-11-15 Flat plate antenna
DE1992607865 DE69207865T2 (en) 1991-11-15 1992-10-27 Flat plate antenna
EP19920309808 EP0542447B1 (en) 1991-11-15 1992-10-27 Flat plate antenna
JP30564992A JPH0645820A (en) 1991-11-15 1992-11-16 Plane antenna
US08/358,735 US5559523A (en) 1991-11-15 1994-12-19 Layered antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9124291A GB2261554B (en) 1991-11-15 1991-11-15 Flat plate antenna

Publications (3)

Publication Number Publication Date
GB9124291D0 true GB9124291D0 (en) 1992-01-08
GB2261554A GB2261554A (en) 1993-05-19
GB2261554B GB2261554B (en) 1995-05-24

Family

ID=10704680

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9124291A Expired - Fee Related GB2261554B (en) 1991-11-15 1991-11-15 Flat plate antenna

Country Status (4)

Country Link
EP (1) EP0542447B1 (en)
JP (1) JPH0645820A (en)
DE (1) DE69207865T2 (en)
GB (1) GB2261554B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0667649B1 (en) * 1994-02-10 1998-09-30 Nortel Networks Corporation Antenna
GB9410994D0 (en) * 1994-06-01 1994-07-20 Alan Dick & Company Limited Antennae
GB2299898B (en) * 1995-04-13 1999-05-19 Northern Telecom Ltd A layered antenna
GB2300760A (en) 1995-04-13 1996-11-13 Northern Telecom Ltd A layered antenna
GB2308012B (en) 1995-12-05 1999-11-17 Northern Telecom Ltd A radiation shielding device
GB2312791A (en) * 1996-05-02 1997-11-05 Northern Telecom Ltd Antenna array assembly
EP0914237A1 (en) * 1996-06-25 1999-05-12 Nortel Networks Corporation An antenna dielectric
US6539608B2 (en) 1996-06-25 2003-04-01 Nortel Networks Limited Antenna dielectric
DE19712510A1 (en) 1997-03-25 1999-01-07 Pates Tech Patentverwertung Two-layer broadband planar source
AUPP415698A0 (en) * 1998-06-17 1998-07-09 Royal Melbourne Institute Of Technology Antenna device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1364941A (en) * 1972-01-05 1974-08-29 Secr Defence Aerials
FR2487588A1 (en) * 1980-07-23 1982-01-29 France Etat DOUBLE REPLIES IN PLATES FOR VERY HIGH FREQUENCY AND NETWORKS OF SUCH DOUBLETS
US5061943A (en) * 1988-08-03 1991-10-29 Agence Spatiale Europenne Planar array antenna, comprising coplanar waveguide printed feed lines cooperating with apertures in a ground plane
JPH0456502A (en) * 1990-06-26 1992-02-24 Matsushita Electric Works Ltd Pianar antenna
GB9002636D0 (en) * 1990-02-06 1990-04-04 British Telecomm Antenna
EP0445453A1 (en) * 1990-03-07 1991-09-11 Stc Plc Antenna

Also Published As

Publication number Publication date
EP0542447B1 (en) 1996-01-24
DE69207865T2 (en) 1996-10-02
GB2261554B (en) 1995-05-24
GB2261554A (en) 1993-05-19
DE69207865D1 (en) 1996-03-07
EP0542447A1 (en) 1993-05-19
JPH0645820A (en) 1994-02-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19991115