Processing of disc-drive pickup signals

Details Processing of disc-drive pickup signals Processing of disc-drive pickup signals

1999-06-02

2000-12-26

Edun, Muhammad

Dynamic information storage or retrieval

With servo positioning of transducer assembly over track...

Optical servo system

369 4428, 369 4429, 369 47, G11B 709

Patent

active

061670111

ABSTRACT:
Processing of disc-drive pickup signals in a manner that maintains an approximate quadrature relationship. Second order matching filters (353, 303) process pickup signals to remove high frequency components and maintain an approximate quadrature relationship.

REFERENCES:
patent: 5581536 (1996-12-01), Klein et al.

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