Patent ID: 6757264
Filing Date: 2004-06-29
Classification: H04B,H04H,H04N

Abstract:
A satellite communication system for broadcasting audiovisual programs and multimedia data, comprising:in at least two ground stations, means for transmitting programs to a satellite, each program being transmitted on an uplink frequency channel, onboard a satellite, program multiplexing means receiving at least two of said programs and routing them onto a single downlink frequency channel, in a configuration station on the ground, system data transmission means, said system data being transmitted on at least one uplink frequency channel, onboard the satellite, means for receiving such system data associated with said at least one uplink frequency channel; and onboard the satellite, configuration means for selectively associating uplink frequency channels and one downlink frequency channel in response to at least some of said system data received by said receiving means, the latter data constituting configuration data, wherein said configuration means comprise means for selecting said received configuration data and configuration control means for determining accordingly to use the received configuration, and wherein said configuration means comprise a multiplexer for multiplexing transport packets from a plurality of uplink frequency channels and said control means determine the identities of frequency channels of which said multiplexer receives transport packets for multiplexing them on said downlink frequency channel.