H
ELECTRICITY
H
ELECTRICITY
H03
ELECTRONIC CIRCUITRY
H03
ELECTRONIC CIRCUITRY
H03M
CODING; DECODING; CODE CONVERSION IN GENERAL
H03M
CODING; DECODING; CODE CONVERSION IN GENERAL
H03M13/00
Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
H03M13/00
Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
H03M13/03
Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
H03M13/03
Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
H03M13/05
using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
H03M13/05
using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
H03M13/11
using multiple parity bits
H03M13/11
using multiple parity bits
H03M13/1102
Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
H03M13/1102
Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
H03M13/1148
Structural properties of the code parity-check or generator matrix
H03M13/1148
Structural properties of the code parity-check or generator matrix
H03M13/116
Quasi-cyclic LDPC [QC-LDPC] codes, i.e. the parity-check matrix being composed of permutation or circulant sub-matrices
H03M13/116
Quasi-cyclic LDPC [QC-LDPC] codes, i.e. the parity-check matrix being composed of permutation or circulant sub-matrices
H03M13/1168
wherein the sub-matrices have column and row weights greater than one, e.g. multi-diagonal sub-matrices
H03M13/1168
wherein the sub-matrices have column and row weights greater than one, e.g. multi-diagonal sub-matrices