Patent ID: 7039652

Claim:
A system for providing index data of multimedia contents comprising: a data server system for providing multimedia data to subscribers; an index server system for receiving multimedia streams transferred from the data server system to subscribers, extracting index data from the received multimedia streams, and providing the extracted index data to the subscribers; and a subscriber equipment for real time recording and playing the multimedia data from the data server system and providing a user interface to perform an indexed search and browsing using the index data provided from the index server system, wherein the index data extracted from the index server system are structural semantic or summary data of the multimedia streams described based on temporal data, and wherein the data server system provides the multimedia streams to the index server system before providing the multimedia streams to the subscriber equipment, and the index server system extracts the index data for the multimedia streams provided in advance and first provides only the extracted index data to the subscriber equipment before providing any multimedia contents corresponding to the extracted index data.