Apparatus for and method of recording and reproducing...

Apparatus for and method of recording/reproducing audio data...

Apparatus for and method of setting accurate recording time...

Apparatus for assigning spare areas for defect management...

Apparatus for assigning spare areas for defect management...

Apparatus for assigning spare areas for defect management...

Apparatus for assigning spare areas for defect management...

Apparatus for assigning spare areas for defect management...

Apparatus for assigning spare areas for defect management...

Apparatus for constant angular velocity reading of constant line

Apparatus for controlling a recording operation of an optical in

Apparatus for correcting photodetector signals in a system for r

Apparatus for detecting a read error of an optical recording med

Apparatus for detecting and restoring physical identification

Apparatus for detecting deviations from a mutually perpendicular

Apparatus for enabling PLL to lock on to a correct frequency...

Apparatus for enhancing the playback signal in an optical data r

Apparatus for generating a data signal at an optimal phase

Apparatus for identifying address in pregroove of Blue-ray disc

Apparatus for improving focus during playback of an optical data