Binarily related variable rate recorder

Dynamic magnetic information storage or retrieval – General processing of a digital signal – Data in specific format

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360 49, G11B 509

Patent

active

047149671

ABSTRACT:
Data is so recorded in tracks of a first radially disposed zone of a disc that the minimum bit length limit is not exceeded within the innermost track of the zone and, in another more inwardly radially disposed record zone (or zones) of the disc, the quantity of data recorded in the tracks thereof is binarily reduced so as again not to exceed the minimum bit length limit within the innermost track of the second zone, etc.

REFERENCES:
patent: 4016603 (1977-04-01), Ottesen
patent: 4161753 (1979-07-01), Bailey et al.
patent: 4422110 (1983-12-01), Reynolds
patent: 4514771 (1985-04-01), Stark et al.
"Disc File Memories", by H. J. McLaughlin, Instruments & Control Systems, vol. 34, 11/83.
Patents Abstracts of Japan, vol. 2, No. 125, 10/20/78, p. 7477 E 78.
Patents Abstracts of Japan, vol. 8, No. 271, 12/12/84.

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