Method and apparatus for adjusting target position of focusing o
Method and apparatus for beam-track alignment in optical disk ap
Method and apparatus for calibrating focus and tracking error si
Method and apparatus for calibrating optical disc systems
Method and apparatus for compensating for defect of storage...
Method and apparatus for compensating for disc eccentricity...
Method and apparatus for compensating for disc eccentricity...
Method and apparatus for composite tracking servo system with tr
Method and apparatus for composite wobbled and push-pull trackin
Method and apparatus for control of positioning
Method and apparatus for controlling a disc seek operation...
Method and apparatus for controlling an optical head...
Method and apparatus for controlling layer change of optical...
Method and apparatus for controlling moving distance of optical
Method and apparatus for controlling record and reproduction...
Method and apparatus for controlling reproduction of optical...
Method and apparatus for controlling servo loop...
Method and apparatus for controlling spherical aberration...
Method and apparatus for controlling tilt-angle of lens in...
Method and apparatus for controlling track jump