Scalable pay-by-time technique for secure multicast...

Details Scalable pay-by-time technique for secure multicast... Scalable pay-by-time technique for secure multicast...

2007-12-18

2007-12-18

Bui, Kieu-Oanh T (Department: 2623)

Interactive video distribution systems

User-requested video program system

Video-on-demand

C725S001000, C725S093000, C725S097000, C725S100000

Reexamination Certificate

active

09802421

ABSTRACT:
A method for receiving information content from an information distribution system, wherein the information content is divided into a plurality of content portions, the method comprising: subscribing to a multicast group representing at least one content portion; and determining, at the end of a content portion, whether to subscribe to another multicast group.

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