Optical disk reproducing device

Claim 1

An optical disk reproducing device comprising: signal detection means for detecting information recorded on an optical disk; TOC (Table of Contents) data storage means for storing TOC information with respect to the information recorded on the optical disk and detected by said signal detection means; reproduction time operating means for calculating, from the TOC information, reproduction times of respective music pieces to be reproduced and a total sum of the reproduction times; edition time input means for inputting an edition time when recording music pieces on the optical disk by a separate recording device; edition time storage means for storing the inputted edition time; subtraction means for subtracting the reproduction time obtained by said reproduction time operating means from the edition time to obtain a remaining time; reproduced music piece setting means for sequentially setting and storing the numbers of a plurality of reproduced music pieces starting from a first music piece recorded on the optical disk by judging that the remaining time obtained by and supplied from said subtraction means does not become less than zero; and a remaining time reduction operating section including: means for storing the number of an additional music piece other than those already stored, the additional music piece being recorded within the remaining time after the numbers of reproduced music pieces have been set and stored by said reproduced music piece setting means; and means for comparing the play time of a music piece corresponding to the last music number stored in the already stored music pieces with the play time of one of music pieces which have not yet been stored; and means for replacing the last music number with a music number corresponding to a music piece providing a shorter remaining time as determined by the comparison means and for storing the latter music number corresponding to the shorter music piece.