Patent ID: 8797960

Claim:
A gateway apparatus comprising: a control signal conversion unit that receives a selection result of a content from a server, said server being accessed by a terminal via a network for authentication to select the content, said control signal conversion unit, on reception of a request from a terminal via a mobile network, identifying a type of said terminal to transmit a request including information on said content selected to a network element installed in a home; a reception unit that receives a stream or file including a video and/or audio which is said content selected by said terminal and read out via said network element to extract content information; a conversion instruction unit that receives said terminal type information to obtain capability information corresponding to said type of said terminal, said conversion instruction unit creating conversion information for performing conversion of said stream or file based on said content information and said capability information corresponding to said type of said terminal; a conversion unit that transcodes said stream or performs file format conversion on said stream or said file received by said reception unit in accordance with said conversion information; a protocol conversion unit that converts a protocol of said stream or said file converted by said conversion unit into a protocol corresponding to a node apparatus arranged on said mobile network, said node apparatus including a packet forwarding apparatus connected to a radio network control apparatus provided on said mobile network, or a radio network control apparatus connected to a switching equipment provided on said mobile network; and a transmission unit that sends said stream or said file subjected to said conversion to said terminal via connection to said packet forwarding apparatus or to said switching equipment, using said converted protocol, and via said radio network control apparatus.