Radial tracking in high-speed DVD players (an application of notch filtering and multirate control)

The problem considered is the radial tracking of the optical pick-up in a DVD-ROM. For low-speed players, it is known that this problem can be solved by means of simple lead-lag regulators. For high-speed players, the servo design is much more tricky, and a more sophisticated control scheme is requi...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Bittanti, S., Dell'Orto, F., Di Carlo, A., Savaresi, S.M.
Format:	Tagungsbericht
Sprache:	eng
Schlagworte:	Error correction High speed optical techniques Laser beams Low pass filters Optical devices Optical filters Servomechanisms Surface emitting lasers Testing
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