TRACKING SERVO CIRCUIT FOR OPTICAL DISK

PURPOSE:To provide a tracking servo circuit for an optical disk whose mechanical system and electric system can be simplified. CONSTITUTION:A tracking error signal photoelectrically converted by a photodetector 3d of a pickup 3 is amplified by a sensor amplifier 4. Then, by an error signal processin...

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Bibliographische Detailangaben

Hauptverfasser:	TAKADO SEIICHI, KASAI SHOZABURO
Format:	Patent
Sprache:	eng
Schlagworte:	INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER PHYSICS
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