| 摘要 |
PROBLEM TO BE SOLVED: To amuse a user without losing his interest even when the user watch and listen the same contents repeatedly. SOLUTION: A conversion information generating circuit 18 generates different conversion information whenever data are read out from an optical disk 1 or data are read out in a rate of once for a plurality of read-out of data, and supplies the data to a data converting part 20, The data converting part 20 converts data supplied from an optical pickup 5 through a RF amplifier 6, an EFM demodulation circuit 7, a CIRC decoder 8 and an error interpolation circuit 9 based on conversion information supplied from the conversion information generating circuit 18, and supplies the data to an output terminal 19. COPYRIGHT: (C)2005,JPO&NCIPI
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