06253080 is referenced by 141 patents and cites 44 patents.

A method for operating a communication system includes providing a satellite communication system segment and a terrestrial communication segment, initiating a call from one user terminal to another user terminal, setting up the call using a ground station that is part of the satellite communication system segment and assigning satellite system resources to one of the user terminals that is designated a call manager for the call. The satellite communication system segment includes at least one satellite system ground station that is bidirectionally coupled to at least one satellite and the terrestrial communication segment includes a plurality of satellite user terminals located within a service region of the ground station.

Title
Low earth orbit distributed gateway communication system
Application Number
9/350096
Publication Number
6253080 (B1)
Application Date
July 8, 1999
Publication Date
June 26, 2001
Inventor
Paul A Monte
San Jose
CA, US
Robert A Wiedeman
San Jose
CA, US
Agent
Ohlandt Greeley Ruggiero & Perle L
US
Assignee
Globalstar
CA, US
IPC
H04Q 7/20
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