Target track position retrieval device
TE signal polarity determining system and related method...
TE signal polarity determining system and related method...
Technique for closed loop servo operation in optical disc tracki
Technique for closed loop servo operation in optical disc tracki
Technique for closed loop servo operation in optical disc tracki
Technique for monitoring galvo angle
Techniques for controlling beam position and focus in optical di
Three laser optical disk drive system
Three-axis moving actuator for optical pick-up
Three-beam detecting system phase difference detector which elim
Tight beam position controlling apparatus
Tilt adjustment device for an optical disk drive
Tilt adjustment mechanism for object lens driving device
Tilt angle detection device and method utilizing pattern...
Tilt compensation device for disk drive
Tilt control apparatus based on pulsed width detection of an inf
Tilt control apparatus with tilt target value based on bit error
Tilt control device for an optical disk device
Tilt control for optical disk and tilt control method