| 摘要 |
PROBLEM TO BE SOLVED: To provide an optical disk apparatus which can flexibly cope with a plurality of servo operation without complexing internal structure. SOLUTION: The optical disk apparatus for recording/reproducing information for an optical disk, is provided with a divided light receiving element 13 receiving reflected light from the optical disk, a signal processing block 31 arithmetically processing an output signal of the divided light receiving element 13, a signal connecting part 21 connecting received light output Va to Vd of the divided light receiving element 13 and adders 71, 72 and subtracters 81, 82 in the signal processing block 13, and a connection control part 5 controlling a connection state in the signal connecting part 21. COPYRIGHT: (C)2007,JPO&INPIT
|
