US Patent No. 9,323,611

SYSTEMS AND METHODS FOR MULTI-STAGE SOFT INPUT DECODING


Patent No. 9,323,611
Issue Date April 26, 2016
Title Systems And Methods For Multi-stage Soft Input Decoding
Inventorship Shashi Kiran Chilappagari, San Jose, CA (US)
Gregory Burd, San Jose, CA (US)
Assignee Marvell World Trade Ltd., St. Michael (BB)

Claim of US Patent No. 9,323,611

1. A method for decoding data, comprising:
attempting, using a first decoder, to decode the data based on a hard decision input for a symbol;
transmitting a request for reliability information for the symbol when the attempting to decode the data based on the hard
decision input fails and when the data indicates the reliability information exists;

receiving, with receiving circuitry, the reliability information for the symbol; and
decoding, using a second decoder, the data based on the reliability information.