Recording track eccentricity compensation method and means

Details Recording track eccentricity compensation method and means Recording track eccentricity compensation method and means

1976-11-05

1978-05-02

Tupper, Robert S.

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

360109, G11B 2110, G11B 2124

Patent

active

040878422

ABSTRACT:
Playback method and apparatus compensate exactly for both tracking and speed errors due to any eccentricity in the information track on a rotating recording member during playback by moving the read head in a circular path having the same radius, angular velocity and phase as the circle of eccentricity of the track.

REFERENCES:
patent: 3246307 (1966-04-01), Stanley
patent: 3840893 (1974-10-01), Jacoby et al.
patent: 3854015 (1974-12-01), Janssen
patent: 3864740 (1975-02-01), Sordello et al.

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