Patent ID: 7154834

Claim:
A device for recording information on a record carrier, the record carrier comprising a track for recording information, said information including real-time information to be reproduced continuously via a rendering system having predefined properties at least including: a buffer coupled to a read-out unit, a minimal read-out speed Rdisc of the read-out unit for retrieving information from the track into the buffer, and a maximal seek time Tseek for accessing information anywhere on the record carrier, the device comprising: a head for scanning the track; a write unit for recording information in the track via the head, the information being arranged in files, a file having properties at least including: a maximal data rate Rfile of the file for the real-time information in the file to be reproduced continuously, and a maximal size of header information Sheaders that precedes and/or follows the real-time information in the file; and an allocation unit for, determining a minimal size of an extent Sextent that is a continuous recording unit at least taking into account the properties Rdisc, Tseek, Rfile and Sheaders, and recording the information of the files in contiguous parts of the track at least having the size of Sextent.