Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Canhui Ou0
Yali Liu0
Zhi Li0
Date of Patent
October 12, 2010
0Patent Application Number
117896960
Date Filed
April 25, 2007
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A method is disclosed for distributing advertising data in an internet protocol television (IPTV) system, the method including dividing a plurality of end user devices in the IPTV system into K advertising groups; multicasting J advertising data multicast groups to end user devices in J advertising groups having a percentile ranking above or equal to a predetermined percentile ranking; and unicasting advertising data channels for actively viewed IPTV channels being viewed by other end users.
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