Patent ID: 8701151
Filing Date: 2014-04-15
Classification: H04H

Abstract:
1. An apparatus for downloading terrestrial DMB data using a multi-download algorithm, comprising: an ensemble analyzer for analyzing an ensemble constituting broadcast signals to separate MCI/SI(Multiplex Configuration Information/Service Information), video service data, audio data, and data service data included in said ensemble; an MCI/SI parser for parsing the MCI/SI to analyze the information on the services constituting said ensemble; a video/audio decoder for decoding the video/audio service data to reproduce the video/audio; a data decoder for decoding the data service data separated by said ensemble analyzer; and a local cache memory for; outputting the decoded data service data when a DMB subscriber selects a data service from the ensemble, the decoded data service data is output from said local cache memory and the rest of the decoded data service data not in the local cache memory are downloaded from the terrestrial DMB data in response to a subscriber's data request.