Method and apparatus for accessing reading and/or writing means

Details Method and apparatus for accessing reading and/or writing means Method and apparatus for accessing reading and/or writing means

1992-12-10

1996-03-19

Neyzari, Ali

Dynamic information storage or retrieval

Information location or remote operator actuated control

Selective addressing of storage medium

369 54, 369 58, G11B 1722

Patent

active

055008402

ABSTRACT:
An access of a device for writing or reading information from/to a desired region is performed in the following manner on an information recording medium on which a plurality of tracks are spirally formed. The recording medium is rotated and an arrival position of the writing/reading device is estimated when the device is accessed to a track on which the desired region exists. If the estimated position lies within the desired region, the writing/reading device is caused access to the track on which the desired region exists. If the estimated position is located after the desired region, the writing/reading device is caused to access one-preceding track of the track having the desired region.

REFERENCES:
patent: 5018124 (1991-05-01), Ogasawara et al.
patent: 5257248 (1993-10-01), Ogasawara

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