Patent ID: 6934464

Claim:
An audio visual data recording apparatus, comprising: a recording medium for recording video and/or audio data; recording area recording means for performing recording of video and/or audio data in a recording area in said recording medium; command receiving means for receiving control commands from a device connected via a bus; and AV file management means for setting, when a command that creates an AV file is received by said command receiving means, an AV file management table containing correspondence information between a recording area of said recording medium and the AV file, and for creating an AV file of a size that is set by the command and that a user may arbitrarily set, wherein said recording area recording means performs recording of video and/or audio data by repeated overwriting in said recording area on the basis of said AV file management table, and wherein said AV file management means stores data placement information on the recording area that has been repeatedly overwritten in the AV file management table.