Recording or reproducing apparatus having a head positioning, mo

Details Recording or reproducing apparatus having a head positioning, mo Recording or reproducing apparatus having a head positioning, mo

1989-11-06

1992-06-30

Heinz, A. J.

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

360 7813, G11B 5596

Patent

active

051268965

ABSTRACT:
An apparatus for recording or reproducing signals by allowing a head to gain access to a recording track on a recording medium comprises a tracking device arranged to drive the head with a motor to set the head at the recording track in a position where a recorded signal can be reproduced at a maximum level, a determining circuit arranged to determine the excited state of the motor obtained after completion of the tracking action of the tracking device, and a control circuit for controlling a power supply to the motor according to the result of determination made by the determining circuit.

REFERENCES:
patent: 4635145 (1987-01-01), Horie
patent: 4737867 (1988-04-01), Ishikawa
patent: 4782406 (1988-11-01), Shoji
patent: 4783706 (1988-11-01), Shoji

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