EFFICIENT VOD SERVICE SYSTEM AND METHOD THEREOF WHICH USES UNICAST/MULTICAST ON INTERNET NETWORK CAPABLE OF SELECTING A VOD(VIDEO-ON DEMAND) SERVICE CHANNEL

摘要

PURPOSE: An efficient VOD service system and method thereof which uses unicast/multicast on the internet network are provided to supply efficient video on demand by allocating a connection management method between a server and a user terminal. ;CONSTITUTION: An MEF(Multicast Efficency Factor) confirmation unit(620) confirms the multicast efficiency factor of the corresponding content according to the content request from a client. A content transmitter(630) transmits the content to multicast or unicast through the network. The multicast efficiency factor includes efficiency measure of multicast transmission about unicast transmission of the content.;COPYRIGHT KIPO 2011