Decoding with log likelihood ratios stored in a controller

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United States of America Patent

PATENT NO 9304851
APP PUB NO 20150149856A1
SERIAL NO

14136380

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Abstract

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An apparatus having one or more lookup tables and a decoder is disclosed. The lookup tables are configured to store a plurality of sets of values of log likelihood ratios. The decoder is configured to (i) receive a codeword read from a memory, (ii) receive an initial one of the sets from the lookup tables and (iii) generate read data by decoding the codeword based on the values.

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Patent Owner(s)

  • SEAGATE TECHNOLOGY LLC

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Zhengang San Jose, US 118 1514
Haratsch, Erich F Bethlehem, US 166 2902
Wu, Yunxiang Cupertino, US 83 1252

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