Sector relocation system in a magnetic disc apparatus

Details Sector relocation system in a magnetic disc apparatus Sector relocation system in a magnetic disc apparatus

1994-04-28

1995-09-12

Psitos, Aristotelis

Dynamic magnetic information storage or retrieval

General processing of a digital signal

Data in specific format

360 53, G11B 509

Patent

active

054502519

ABSTRACT:
In a magnetic disc apparatus having data tracks, relocation tracks, and data-saving tracks, each track of these tracks has sectors composed of an identifier and a data part. An identifier includes a logical sector address and flags. And relocation is performed in a sector unit(not in a track unit), and identifiers are used for data identification in relocation.

REFERENCES:
patent: 4935825 (1990-06-01), Worrell et al.
Computer Technology Review, vol. 11, No. 14, Oct. 1991, Los Angeles, Calif., US, pp. 39-44, Gregory Hite: "Disk sparing methods affect capacity and transfer rates".
Patent Abstracts of Japan, vol. 9, No. 79 (P-347) (1802) Apr. 9, 1985 & JP-A-59 211 158 (Fujitsu K.K.) Nov. 29, 1984.
IBM Technical Disclosure Bulletin, vol. 28, No. 7, Dec. 1985, Armonk, US, pp. 2803-2805: "Method for skipping defective sectors on hards disks".

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