Biaxial actuator for driving an objective lens in both focusing

Biaxial actuator, optical part and optical disk device

Calibrating an optical detector to minimize noise from undesired

Calibrating optical disk recorders to some parameters during dis

Calibration based DC coupled analog front end for optical...

Calibration method for control device of optical storage...

Calibration of a focus offset in an optical drive

Calibration of a focus sum threshold in a focus servo system

Calibration of focus error signal offset in a focus servo...

Calibration of lens position in an optical disc drive

Calibration of tracking error signal gain in a tracking...

Calibration of tracking error signal offset in a tracking...

Calibration storage methods for a digital focus and tracking...

Carriage controller for multi-layer disc

Carriage optics system for optical data storage system

Carriage servo control system and information-recording...

Carriage servo method and apparatus for determining and...

Carrier mechanism

Cascaded control of a pick-up head for multi-layer optical...

CD ROM apparatus for improved tracking and signal sensing