Importance

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Abstract

Music information about songs recorded on multiple CD's is stored in a first storing means 21, and when music data of the individual songs of the CD 12 is stored on the hard disk drive 22, music information about the individual songs is read from the first storing means 21, is added to the music data, and the information and the data are stored. If the music information is not stored in the first storing means, the music data is stored without adding the music information, and contemporaneously, CD identification information and stored locations of the music data of the individual songs on the hard disk drive 22 are stored in second storing means 23. When the version of the first storing means 21 is updated, if music information about a CD indicated by CD identification information stored in the second storing means 23 is stored in the updated first storing means 21, the music information about a song read from the first storing means is added to music data at a stored location read from the second storing means.

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First Claim