Patent ID: 8219559

Claim:
An information recording apparatus, comprising: a recording section including hardware configured to physically record files to a storage medium, each file including an attribute indicator; an arranging section configured to define a plurality of predetermined groups, each predetermined group being defined by a corresponding list of attribute indicators, assign, to a first group in the plurality of predetermined groups, each file having an attribute indicator corresponding to the first group, and assign, to a second group, each file having an attribute indicator that does not correspond to any of the plurality of predetermined groups, wherein the arranging section is configured to define the plurality of predetermined groups according to a frequency of use or update, subject to a predetermined maximum total file size for each group; and a controlling section configured to control the recording section to set up a first partition of the storage medium that a reproducing device can read in a first single continuous read out pass of the storage medium, set up a second partition of the storage medium that the reproducing device can read in a second single continuous read out pass of the storage medium, record, in the first partition, all of the files assigned to the first group so the reproducing device can read all of the files having the attribute indicator corresponding to the first predetermined group in the first single continuous read out pass of the storage medium, and record, in the second partition, all of the files assigned to the second group so the reproducing device can read all of the files having the attribute indicator that does not correspond to any of the predetermined groups in the second single continuous read out pass of the storage medium.