Patent ID: 7603024

Claim:
Apparatus for storing audio and/or video (AV) data which is transmitted in the form of a packet including a program specific information (PSI), the apparatus comprising: a packet parser that parses a received transport stream (TS) packet to output at least one PSI packet and an AV packet corresponding to the at least one PSI packet, extracts packet identifier information (PID) from the at least one PSI packet, and extracts additional information, corresponding to the PID, from the at least one PSI packet, wherein the additional information does not include the PID; an AV parser that parses and outputs the AV packet using the PID; an AV producer that inserts the additional information extracted at the packet parser into a particular region in the AV packet output from the AV parser; a storage medium; and a controller that controls the AV producer and the storage medium such that the additional information is inserted into the AV packet and the AV packet in which the additional information is inserted is stored in the storage medium as the AV data corresponding to the AV packet and the at least one PSI packet, wherein the at least one PSI packet is not stored in the storage medium.