GB2229321B - Antennas - Google Patents
AntennasInfo
- Publication number
- GB2229321B GB2229321B GB9001970A GB9001970A GB2229321B GB 2229321 B GB2229321 B GB 2229321B GB 9001970 A GB9001970 A GB 9001970A GB 9001970 A GB9001970 A GB 9001970A GB 2229321 B GB2229321 B GB 2229321B
- Authority
- GB
- United Kingdom
- Prior art keywords
- antennas
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB898902085A GB8902085D0 (en) | 1989-01-31 | 1989-01-31 | Protecting antennas |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9001970D0 GB9001970D0 (en) | 1990-03-28 |
GB2229321A GB2229321A (en) | 1990-09-19 |
GB2229321B true GB2229321B (en) | 1993-05-12 |
Family
ID=10650879
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB898902085A Pending GB8902085D0 (en) | 1989-01-31 | 1989-01-31 | Protecting antennas |
GB9001970A Expired - Fee Related GB2229321B (en) | 1989-01-31 | 1990-01-26 | Antennas |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB898902085A Pending GB8902085D0 (en) | 1989-01-31 | 1989-01-31 | Protecting antennas |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB8902085D0 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5709832A (en) * | 1995-06-02 | 1998-01-20 | Ericsson Inc. | Method of manufacturing a printed antenna |
WO1996038879A1 (en) * | 1995-06-02 | 1996-12-05 | Ericsson Inc. | Printed monopole antenna |
US5649350A (en) * | 1995-10-18 | 1997-07-22 | Ericsson Inc. | Method of mass producing printed circuit antennas |
-
1989
- 1989-01-31 GB GB898902085A patent/GB8902085D0/en active Pending
-
1990
- 1990-01-26 GB GB9001970A patent/GB2229321B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2229321A (en) | 1990-09-19 |
GB8902085D0 (en) | 1989-03-22 |
GB9001970D0 (en) | 1990-03-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20000126 |