Defect detection device

Defect detection in an optical disk data reproduction system

Defect detector and information reproduction apparatus...

Defect inspecting apparatus for disc-shaped information recordin

Defect management for real-time information

Defect management in disc reproducing/rewriting system

Defect protecting circuit and a method for data slicer in an...

Defect signal detecting apparatus for optical...

Defect-signal generating circuit and optical disk...

Defective area replacement method and information...

Defective region processing apparatus, defective region...

Defective sector determination device and optical disk drive

Deficiency detecting apparatus for optical disk

Defining from a first recording speed a second recording...

Deflecting a light beam in the same direction and speed of a rec

Deflection plate for optical pick-up device

Defocus detection device, defocus detection method and...

Defocus detection device, defocus detection method and...

Defocus error signal detection apparatus having phase...

Deformable mirror and method for fabricating the same and appara