Method and apparatus for controlling the bandwidth of sdv...

Details Method and apparatus for controlling the bandwidth of sdv... Method and apparatus for controlling the bandwidth of sdv...

H - Electricity

04

N

H04N 21/238 (2011.01) H04H 20/42 (2008.01) H04H 60/59 (2008.01)

Patent

CA 2637163

A switched digital video (SDV) system is provided that includes an SDV manager for coordinating SDV sessions requested by subscriber terminals associated with a service group. An input is provided for receiving content to be broadcast during the SDV sessions. At least one edge device is provided for receiving transport streams that include SDV programming provided by the input and for transmitting each transport stream over an access network to at least one of the subscriber terminals on one of a plurality of SDV channels. The SDV manager is configured to (i) monitor bandwidth used by the edge device to provide the SDV programming to the service group and (ii) cause a bit rate of at least one SDV program supplied to the edge device to be adjusted based on the monitored bandwidth usage.

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