Information recording/reproducing apparatus capable of movement

Details Information recording/reproducing apparatus capable of movement Information recording/reproducing apparatus capable of movement

1996-10-04

1998-09-15

Young, W. R.

Dynamic information storage or retrieval

With servo positioning of transducer assembly over track...

Optical servo system

235456, G11B 7085

Patent

active

058089810

ABSTRACT:
An information recording/reproducing apparatus records and/or reproduces information with a card-like information recording medium in which a plurality of guide tracks are formed. The apparatus includes an optical head for recording or reproducing information along the guide tracks, a head moving device for moving the optical head to and from along the guide tracks, and a recording medium moving device for moving the recording medium in a direction perpendicular to the guide tracks. The recording medium moving device is an ultrasonic motor.

REFERENCES:
patent: 4935916 (1990-06-01), Suzuki et al.
patent: 5121374 (1992-06-01), Barton et al.
patent: 5163034 (1992-11-01), Kitai et al.

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