GB9124291D0 - Flat plate antenna - Google Patents
Flat plate antennaInfo
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
- H01Q21/064—Two dimensional planar arrays using horn or slot aerials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/005—Patch antenna using one or more coplanar parasitic elements
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)
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)
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 |
-
1991
- 1991-11-15 GB GB9124291A patent/GB2261554B/en not_active Expired - Fee Related
-
1992
- 1992-10-27 EP EP19920309808 patent/EP0542447B1/en not_active Expired - Lifetime
- 1992-10-27 DE DE1992607865 patent/DE69207865T2/en not_active Expired - Fee Related
- 1992-11-16 JP JP30564992A patent/JPH0645820A/en active Pending
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 |