Satellite up link diversity switch
US4041397A · kind A · utility
18Cited by
7References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 28, 1976 |
| Grant date | Aug 9, 1977 |
| Priority date | — |
| Expiry date | Apr 28, 1996 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B7/18534
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A satellite up link diversity switch system. A beacon or reference signal received from the satellite at two locations separated in an east-west direction. Diversity logic compares the two signals received and switches the output of a UHF transmitter to whichever antenna is receiving the stronger signal at the time.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.