Hybrid TDM/FDM uplink for spot-beam communication system
US7978641B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 16, 2003 |
| Grant date | Jul 12, 2011 |
| Priority date | — |
| Expiry date | Sep 5, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B7/2041
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A method, apparatus for uplinking data is disclosed. The apparatus comprises a plurality of receive antennae, independently directable to a plurality of ground stations, each disposed in one of a plurality of cells; a time domain concentrator, communicatively coupled to the plurality of receive antennae, the time domain concentrator for selectably directing each of the plurality of receive antennae to one or more of the plurality of cells, and for concatenating each of the uplink transmissions in a time domain; and a frequency domain concentrator, communicatively coupled to the time domain concentrator, for concatenating the uplink transmissions in a frequency domain.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.