Patent ID: 7676141

Claim:
A recording apparatus for recording to a recording medium AV data containing at least one of audio data and video data, and recovery data for restoring management information for the AV data when AV data recording did not end normally, recording apparatus, comprising: a first generator operable to generate recovery data for each constant or variable period; a second generator operable to generate AV data; and a recorder operable to interleave the recovery data with the AV data, and to record the interleaved recovery data with the AV data on the recording medium during AV data recording, such that the recovery data and the AV data are recorded in an alternating fashion and in adjacent areas on the recording medium during AV data recording, wherein the recovery data contains, in relation to the AV data, 1) file management information, 2) recording address information, 3) playback time information, and 4) a start address for an I-picture.