Multifrequency antenna having a DC power path
US4989013A · kind A · utility
12Cited by
7References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 31, 1989 |
| Grant date | Jan 29, 1991 |
| Priority date | — |
| Expiry date | Mar 31, 2009 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q1/06
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A plural frequency antenna includes a plurality of antenna segment pairs, one for each frequency which is to be transmitted. The segment pairs are serially connected to one another and form a conductive path for DC current which charges a capacitor used to fire a strobe lamp mounted on the top of the antenna.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.