Dynamic magnetic information storage or retrieval – General processing of a digital signal – Redundant or complimentary tracks
Patent
1997-04-15
2000-05-09
Sniezek, Andrew L.
Dynamic magnetic information storage or retrieval
General processing of a digital signal
Redundant or complimentary tracks
360 63, G11B 509
Patent
active
060611944
ABSTRACT:
A storage device is described for reading data from a hard disk drive wherein delays due to rotational latency are substantially reduced. The storage device includes a platter having a substantially planar annular surface with a geometrical center. On the platter are a plurality of generally arcuate concentric tracks. Each of the tracks is divided into a plurality of sectors that are radially outwardly disposed from the geometrical center of the platter and are bounded by radii extending from the geometrical center. Original data is written on at least one of the sectors. Further, a copy of the original data is maintained at a fixed azimuth angle from the original data during rotation of the platter about the center.
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Faber Alan
LSI Logic Corporation
Sniezek Andrew L.
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