Device for locating a desired information track

Details Device for locating a desired information track Device for locating a desired information track

1980-11-12

1983-08-02

Faber, Alan

Dynamic information storage or retrieval

Information location or remote operator actuated control

Selective addressing of storage medium

369 33, 369 44, 360 721, 360 78, G11B 2108

Patent

active

043970095

ABSTRACT:
A device for locating a desired information track on an information carrier, after an information transducer has been passed over the information tracks on the carrier in the transverse direction in response to a starting pulse, which utilizes a control signal that is derived from the alternating voltage thus obtained, to keep the relative velocity of the transducer relative to the information tracks constant.

REFERENCES:
patent: Re29963 (1979-04-01), Janssen
patent: 3037252 (1977-07-01), Janssen
patent: 3854015 (1974-12-01), Janssen
patent: 4138663 (1979-02-01), Lehureau
patent: 4190860 (1980-02-01), Somers
patent: 4330880 (1982-05-01), Dijk
Neves aus der Fechnik, p. 2, Dec., 1978.

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