Compact optical signal detecting mechanism and optical...

Compact pickup for micro optical drive

Compatible disk player for playing multi-size disks and having a

Compatible optical pickup

Compensation apparatus for radial and vertical runout of an opti

Compensation method and device for tracking operation of...

Compensation method and device for tracking operation of...

Compensation method for detecting the seeking speed of an...

Compensation value setting device and compensation value...

Composite optical grating for optical disk data storage systems

Composite tracking servo system for optical disc apparatus with

Condenser with first and second photodetectors with three...

Condensing optical system with corrected chromatic aberration, a

Constant angular velocity type optical disk, double density reco

Continuous flexible connection for miniature optical head

Control and information disk for disk recording system

Control apparatus and optical disc apparatus using it

Control apparatus and optical disk apparatus

Control apparatus for controlling focusing, accessing and spindl

Control apparatus for information storage and retrieval system