Hybrid TDM/FDM uplink for spot-beam communication system

Details Hybrid TDM/FDM uplink for spot-beam communication system Hybrid TDM/FDM uplink for spot-beam communication system

2011-07-12

2011-07-12

Nguyen, Brian D (Department: 2472)

Multiplex communications

Communication over free space

Repeater

C370S330000, C370S437000

Reexamination Certificate

active

07978641

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.

REFERENCES:
patent: 5790070 (1998-08-01), Natarajan et al.
patent: 6157621 (2000-12-01), Brown et al.
patent: 6282179 (2001-08-01), Sherman
patent: 2003/0026356 (2003-02-01), Brommer
patent: 2003/0163822 (2003-08-01), Knutson et al.
patent: 2003/0206134 (2003-11-01), Lier et al.

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