Patent ID: 8189442
Filing Date: 2012-05-29
Classification: G11B

Abstract:
1. A recording parameter setting device configured to set a recording parameter for forming a recording mark on an information recording medium in accordance with recording information, comprising: (i) trial recording parameter setting means configured to inquire, in accordance with the recording information, a storage section containing recording parameters used for controlling heat of recording marks, and to set a trial recording parameter for carrying out trial recording, wherein (a) the recording parameters are used for controlling heat of at least rear edges of the recording marks at which rear edges a forming process of the recording marks ends, (b) the recording parameters are classified in accordance with at least recording mark lengths out of the recording information, and (c) recording parameters of a predetermined recording mark length or longer are classified into a same group; and (ii) reproduced signal quality judging means configured to further classify the recording parameters of the predetermined recording mark length or longer into more detailed groups and to cause to carry out the trial recording again if a reproduced signal obtained by reproduction of the trial recording carried out in accordance with the trial recording parameter does not satisfy a predetermined reproduced signal quality, and configured to set the trial recording parameter as the recording parameter if the reproduced signal satisfies the predetermined reproduced signal quality.