ad9678f8_ystem_and_method___Patents_com__Description
[Patent #] US-7,992,172 [Description] 
Method and systems for multicast using multiple transport streams A system for delivering interactive program guide (IPG) includes a number of encoding units, at least one transport stream generator, and a session manager. The...
Patents filed at Aug 02 2011 | Message service indication system and method | Patents.com