Patent ID: 8290348
Filing Date: 2012-10-16
Classification: G11B,H04N

Abstract:
1. An AV data recording apparatus comprising: a recording section operable to record, in a plurality of logical blocks on a recording medium, a data stream comprising a plurality of packets of a fixed length, the size of which has a non-integral multiple relationship with that of the logical block, formed on the basis of at least one signal being selected from a group containing an audio signal and a video signal; a logical block managing section operable to manage whether a logical blocks on the recording medium are used or not; and a continuous data area detecting section operable to detect a continuous data area on the recording medium comprising a plurality of continuous and unused logical blocks on the basis of a status of use for each of the logical blocks managed by said logical block managing section; wherein the plurality of packets of a fixed length included in the data stream are recorded continuously by said recording section without providing any spacing, in the continuous data areas on the recording medium detected by the continuous data area detecting section.