TIME SHIFT TV SERVICE ESTABLISHMENT METHOD AND TIME SHIFT TV MEDIA FUNCTION ENTITY

摘要

A Time Shift TV service establishment method and Shift TV media function entity are used to realize Time Shift TV service in IMS network. The method in this invention includes: Time Shift TV media function entity receives media negotiation including content delivery channel information and content control channel information from user end; Time Shift TV media function entity establishes a transmission connection according to the media negotiation resu Time Shift TV media function entity receives media playing request from user end through the transmission connection; Time Shift TV media function entity sends media information to user end corresponding to the media playing request through content delivery channel established according to content delivery channel information. A Shift TV media function entity is provided in this invention. The method in this invention can realize Time Shift TV service in IMS network.