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1. (WO2014191705) CODING AND DECODING METHODS AND APPARATUS

Pub. No.:    WO/2014/191705    International Application No.:    PCT/GB2013/051421
Publication Date: Fri Dec 05 00:59:59 CET 2014 International Filing Date: Thu May 30 01:59:59 CEST 2013
IPC: H04L 1/00
H04W 84/18
H03M 13/37
Applicants: TOSHIBA RESEARCH EUROPE LIMITED
KABUSHIKI KAISHA TOSHIBA
Inventors: TOSATO, Filippo
SANDELL, Magnus Stig Torsten
Title: CODING AND DECODING METHODS AND APPARATUS
Abstract:
According to an embodiment a decoder for decoding a received set of blocks each comprising a plurality of data symbols and a plurality of parity symbols, wherein the received set of blocks is a subset of a complete set of blocks, the complete set of blocks comprising at least one erased block not included in the received set of blocks comprises storage for a coding matrix which is the kronecker product of a totally non- singular matrix with an antidiagonai matrix; and a processor operable to determine data symbols of the at least one erased block using the encoding matrix.