OPTICAL DISC APPARATUS

The purpose is to provide an optical disc apparatus which can accurately calculate a gain for focus control. An optical apparatus (100) includes: an FE generator (20) for generating an FE signal; an AS generator for generating an AS signal (21); a normalization operator (22); an Fc filter (23); a se...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KUZE, Y, WATANABE, K, FUJIUNE, K
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER PHYSICS
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