Apparatus for and method of reading datas recorded on an optical

Apparatus for controlling a mirror signal and a method thereof

Apparatus for controlling an electrical current passed to a writ

Apparatus for controlling emission power of laser diode

Apparatus for controlling the write beam in an optical data reco

Apparatus for detecting physical marks from wobble signal...

Apparatus for detecting the secondary distortion of optical type

Apparatus for detecting variation of electrostatic capacitance

Apparatus for digitally recording reproducing and editing an aud

Apparatus for erasing information on a reversible optical record

Apparatus for finely adjusting optical components

Apparatus for fixing a half mirror of an optical pickup and...

Apparatus for fixing half mirror of optical pickup

Apparatus for focusing a light beam onto an information memory m

Apparatus for high density holographic optical data storage

Apparatus for high-speed recording compressed digital audio data

Apparatus for improved search on information storage member rota

Apparatus for initializing and method of manufacturing...

Apparatus for insertion of information into existing information

Apparatus for insertion of information into existing information