Fast speed reproduction system for digital disc

Feed velocity control apparatus for controlling the movement...

Feedback control apparatus in an optical recording and reproduci

Fine and coarse servo system for access and tracking on an optic

Flexible interface signal for use in an optical disk system...

Flexible servicing of servo algorithms using a digital...

Flying type optical head integrally formed with light source and

Focal point adjusting method, and optical pickup device

Focus acquisition servo system and associated method

Focus actuator driving apparatus

Focus adjusting apparatus for an optical pickup apparatus

Focus adjustment system for optical disk apparatus

Focus and tracking error detector apparatus for optical and magn

Focus and tracking repeatable runout compensator

Focus and tracking servo decoupling system

Focus balance automatic adjusting device and automatic adjusting

Focus capture method for magneto-optic disk drives

Focus control apparatus

Focus control apparatus for multilayer optical recording medium

Focus control apparatus for multilayer optical recording medium