RF Feed array
US5204686A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 6, 1988 |
| Grant date | Apr 20, 1993 |
| Priority date | — |
| Expiry date | Apr 6, 2008 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q21/0025
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An RF radiating system possesses high efficiency and reliability, including built in rain margin capability, in a structure that associates a plurality of solid state RF amplifiers with an antenna in an antenna array. In a specific aspect the system comprises a plurality of sources of RF carrier signals of at least two different frequencies; and radiating means for radiating an RF signal of a given frequency in multiple power levels in a first directionally steerable beam and for alternately or simultaneously radiating at least one additional RF signal of a different frequency in a directionally steerable beam separate from said first beam; said last named means including a plurality of discrete solid state amplifier means for coupling and amplifying signals from said source to said radiating means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.