Reproducing apparatus

Details Reproducing apparatus Reproducing apparatus

1985-08-13

1987-05-26

Stellar, George G.

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

G11B 556

Patent

active

046690050

ABSTRACT:
An apparatus for reproducing information signals from a record bearing medium having the information signals recorded together with different pilot signals which are repeatedly recorded, one after another, in a plurality of recording tracks. The apparatus includes a reproducing device arranged to trace the recording tracks on the record bearing medium; a reference signal generating device for generating reference signals which have frequencies corresponding to the pilot signals; a detection signal generating device for generating a plurality of detection signals having different frequency components by using the pilot signals reproduced by the reproducing device and the reference signals; and a tracking error signal generating device for generating a tracking error signal by utilizing the different frequency components of the detection signals.

REFERENCES:
patent: 4237500 (1980-12-01), Sanderson
patent: 4530012 (1985-07-01), Kinjo
patent: 4544966 (1985-10-01), Taniguchi et al.

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