Dither signal detecting device and method

A device and method for detecting the dither signal are disclosed. The slope and peak of a digital dither signal which is read out from CD or DVD and has been processed by band-pass filter and A/D converter are detected. If the value calculated according to the gap between current peak and previous...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TINGPEI PIAO, XIANGYUN XU, YUANPEI ZHU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER PHYSICS
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