Patent ID: 7457211
Filing Date: 2008-11-25
Classification: G11B

Abstract:
1. A disc apparatus for recording/reproducing information data onto/from a recording medium that requires finalization, the disc apparatus comprising: a calculation unit calculating, based on an information data recording time, a recording area for recording the information data and an area to be finalized that is expected to become an unrecorded area after the information data is recorded; a storage unit temporarily storing the information data; a recording unit recording the information data stored in the recording area calculated by the calculation unit; a first finalizing unit recording predetermined dummy data into an area to be finalized a predetermined distance away from the recording area calculated by the calculation unit to perform the finalization; a control unit alternately repeating a recording of a predetermined volume of information data by the recording unit and recording of a predetermined volume of the predetermined dummy data by the first finalizing unit; and a second finalizing unit recording the predetermined dummy data into a remaining non-finalized area of the recording medium to perform the finalization after recording of information data is over and the recording area of the information data is fixed.