Tracking servo system

Details Tracking servo system Tracking servo system

1990-02-23

1992-09-22

McElheny, Jr., Donald

Dynamic information storage or retrieval

With servo positioning of transducer assembly over track...

Optical servo system

369 4429, G11B 700

Patent

active

051503441

ABSTRACT:
In the tracking servo system according to the present invention, the noise removal means for removing a high-frequency noise component contained in the tracking error signal is in an operative state in normal playing operation, while the noise removal means is made to be in an inoperative state at least in an opened state of the servo loop.

REFERENCES:
patent: 4651314 (1987-03-01), Yoshikawa et al.
patent: 4754129 (1988-06-01), Koh
patent: 4837637 (1989-06-01), Akiyama et al.
patent: 4866688 (1989-09-01), Ohtake et al.

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