Patent ID: 7680145
Filing Date: 2010-03-16
Classification: H04H,H04N

Abstract:
1. A retransmission apparatus using a packet method for a Digital Multimedia Broadcasting (DMB) service, the retransmission apparatus comprising: a DMB receiver that receives a DMB data over a medium and outputs the received DMB data; a DMB transmission mode release unit that receives the output DMB data from the DMB receiver, outputs a Motion Picture Expert Group-2 Transport Stream (MPEG-2 TS) by releasing a DMB transmission mode in the DMB data received from the DMB receiver; a channel information extractor that extracts and outputs channel information contained in a Fast Information Channel (FIC) of the DMB data in the DMB transmission mode release process of the DMB transmission mode release unit; a data information extractor that receives the MPEG-2 TS output by the DMB transmission mode release unit and extracts and outputs data information indicating a location of an elementary stream within the received MPEG-2 TS; a channel information database (DB) that stores the channel information extracted and output by the channel information extractor and the data information extracted and output by the data information extractor as channel data; a first IP streamer that IP-streams the MPEG-2 TS output by the data information extractor; and a second IP streamer that retrieves therefrom and IP-streams the channel data stored in the channel information DB.