Patent ID: 8024761
Filing Date: 2011-09-20
Classification: H04N

Abstract:
1. A method of distributing and sharing processing loads and increasing fault tolerance between provider equipment and subscriber equipment of an interactive information distribution system, comprising the steps of: receiving, at a head-end, a request for video information from said subscriber equipment; executing a video session from at least one of a plurality of managing modules on a primary head-end controller at said head-end; dedicating, at said head-end, at least one secondary head-end controller respectively having said at least one managing module as a resource for executing said video session, wherein said executing said video session comprises concurrently processing different sub-parts of session-state data of said video session at said primary head-end controller and said at least one secondary head-end controller using a distributed managing module associated with each of said primary head-end controller and said at least one secondary head-end controller; storing said session-state data from said executed video session on at least one storage device; and streaming, from a stream server, said video information to said requesting subscriber equipment during a normal mode of operation.