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Semenov et al., 2022 - Google Patents

Comparison of code constructions suitable for high-throughput decoding

Semenov et al., 2022

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Document ID
17528257530704481689
Author
Semenov S
Liang J
Zhang M
Publication year
Publication venue
8th Adv. Int. Conf. Telecom.(AICT), Porto, Portugal

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Snippet

Two classes of codes allowing high-throughput decoding: Spatially Coupled Low Density Parity-Check (SCLDPC) codes and staircase codes are compared. Accumulate Repeat- Jagged (ARJ)-based SC-LDPC codes provide better performance and lower complexity for …
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    • HELECTRICITY
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    • H03M13/03Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
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    • H03M13/1102Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
    • H03M13/1105Decoding
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    • H03M13/1137Partly parallel processing, i.e. sub-blocks or sub-groups of nodes being processed in parallel
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    • H03M13/1102Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
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    • H03M13/03Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
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    • H03M13/1102Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
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    • H03M13/1102Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
    • H03M13/1148Structural properties of the code parity-check or generator matrix
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    • H03M13/13Linear codes
    • H03M13/15Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes
    • H03M13/151Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes using error location or error correction polynomials
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    • H03M13/3905Maximum a posteriori probability [MAP] decoding and approximations thereof based on trellis or lattice decoding, e.g. forward-backward algorithm, log-MAP decoding, max-log-MAP decoding; MAP decoding also to be found in H04L1/0055
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    • H03M13/2906Coding, 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 combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes using block codes
    • H03M13/2927Decoding strategies
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    • H03M13/2906Coding, 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 combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes using block codes
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    • H03M13/2742Irregular interleaver wherein the permutation pattern is not obtained by a computation rule, e.g. interleaver based on random generators
    • H03M13/2746S-random interleaver

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