Patent ID: 6735153
Filing Date: 2004-05-11
Classification: G11B

Abstract:
A parameter setting apparatus for setting a recording parameter for use in optical information recording on a recording medium, by use of any one of a plurality of setting areas previously provided on the recording medium, the apparatus comprising:a checking device for checking whether a special detected signal is optically detected or not from the setting areas; a locating device for locating a non-used area that is the setting area where no special detected signal is detected, of the setting areas, based on the check result of the checking device; a mark signal recording device for optically recording a mark signal for obtaining the special detected signal optically, in the non-used setting area; a setting signal recording device for recording a setting signal for setting the recording parameter, at least, in the non-used setting area excluding an area where the mark signal is recorded; and a setting device for setting the recording parameter by optically detecting the recorded setting signal.