Iterative decode and post-decode microcode cut and paste optimization

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United States of America Patent

PATENT NO 10147458
APP PUB NO 20170194029A1
SERIAL NO

15415384

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Abstract

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Various embodiments for data error recovery in a tape storage system, by a processor device, are provided. In one embodiment, a method comprises, in a tape storage system using an iterative hardware and microcode decoder, initializing at least one iterative decode cycle on the buffered dataset when an uncorrectable read error occurs; and for a next iterative decode cycle, building upon data corrections obtained in a previous iterative decode cycle.

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Patent Owner(s)

  • IBM CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bentley, Steven R Tucson, US 27 250
Nylander-Hill, Pamela R Tucson, US 43 514
Tanaka, Keisuke Tokyo, JP 181 1861

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