System for integrating satellite boardband data distributed over a cable TV network with legacy corporate local area networks

Claim 1

A broadband multimedia data distribution system comprising: a satellite receiver for receiving a satellite feed and that includes RF and digital video broadcast demodulators; an enterprise server coupled to the satellite receiver for distributing broadband data content derived from the satellite feed and that forms a broadband subnetwork 51a; network switching equipment coupled to the enterprise server; a router interconnecting the network switching equipment to a local area network; headend equipment coupled to the network switching equipment that comprises a cable modem terminating system, one or more upconverters coupled to the cable modem terminating system, a combiner coupled to the one or more upconverters, and a diplexer coupled to the combiner; a bidirectional cable transmission system interconnected between the diplex filter and a cable modem; a personal computer coupled to the cable modem; and client and server software disposed on the enterprise server and personal computer that provide for access to broadband content, network services provided on the broadband subnetwork, and network services provided by the local area network.