Information distribution system exhibiting demographic affinity

Details Information distribution system exhibiting demographic affinity Information distribution system exhibiting demographic affinity

H - Electricity

04

N

H04N 5/268 (2006.01) H04N 5/00 (2006.01) H04N 7/24 (2006.01) H04N 7/52 (2006.01) H04N 7/58 (2006.01) H04N 7/16 (2006.01)

Patent

CA 2273762

A method for multiplexing and demultiplexing commercial and program material within the context of, e.g., an MPEG1 or MPEG2 information distribution system. A system employing the method provides either a single terrestrial broadcast channel or a "virtual head-end" as part of an uplink site which encodes advertising materials, associates the advertising material with "tags" indicative of demographic or content categorization affinity, and provides the tagged advertising material, along with program material to one or more information consumers.

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