Interactive video distribution systems – Video distribution system with upstream communication – Server or headend
Reexamination Certificate
2000-05-15
2008-11-11
Kelley, Chris (Department: 2623)
Interactive video distribution systems
Video distribution system with upstream communication
Server or headend
C725S114000
Reexamination Certificate
active
07451474
ABSTRACT:
A method of and apparatus for efficiently communicating between a provider of video on demand services and a cable television subscriber. The communication is implemented using a message protocol specifically optimized to communicate between a multimedia application server and a set top subscriber box. The message format includes unique identifiers for addressing and synchronization to permit the multimedia application server to manage the communication process.
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Balut Lance A.
McBreen James R.
Johnson Charles A.
Kelley Chris
Marley Robert
Nawrocki, Rooney & Sivertson PA
Raman Usha
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