| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent a deterioration in recording compatibility performance and playback compatibility performance due to a difference in recording quality when recording quality is different with respect to a threshold of switch processing due to a difference in a reproducing means, and to secure compatibility of a device especially between drives of PRML correspondence/non-correspondence, and between drives having different recording speeds/reading speeds. Ž<P>SOLUTION: This information recording device for recording information in a recording medium provided with a first recording area for recording information and a second recording area being a spare area for the first recording area is provided with a recording part for writing information in the recording area of the recording medium, and a control part for controlling the recording part, and a reference value to be used in the case of changing a recording area for writing the information therein from the first recording area to the second recording, is made different between when processed by a first signal processing method and when processed by a second signal processing method. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
|
