Patent ID: 7079753

Claim:
An information medium comprising: a data area configured to store bitstream information of MPEG-TS for stream recording and configured to store other information for video recording, said bitstream information including a stream object including one or more data units each including a plurality of transport packets; and a management area configured to store management information associated with the stream recording and the video recording, wherein, the management information is used to access the bitstream information to reproduce at least one of the data units with a playback device, each said data unit includes, a time stamp information, a transport packet following said time stamp information, a subsequent sequence of pairs of time stamp items and transport packets, and header information located at a leading portion of the data unit such that the time stamp information follows the header information, said header information including information relating to said transport packets in said data unit, and the management information for the stream recording and the video recording is stored or contained in a single directory of data files corresponding to the bitstream information of the MPEG-TS and other information recorded in the data area said other information being different from the MPEG-TS bitstream information.