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Otarinia et al., 2020 - Google Patents

The 5G new radio code: elementary absorbing sets and error floor performance

Otarinia et al., 2020

Document ID
15091924685256802810
Author
Otarinia M
Fuja T
Publication year
Publication venue
2020 International Symposium on Information Theory and Its Applications (ISITA)

External Links

Snippet

The data channels in the 5G New Radio use quasi-cyclic low-density parity check (LDPC) codes for error control. Such codes, when used with a practical quantizer and an iterative decoder, typically have an error floor that is strongly impacted by absorbing sets present in …
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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
    • H03M13/1148Structural properties of the code parity-check or generator matrix
    • H03M13/118Parity check matrix structured for simplifying encoding, e.g. by having a triangular or an approximate triangular structure
    • H03M13/1185Parity check matrix structured for simplifying encoding, e.g. by having a triangular or an approximate triangular structure wherein the parity-check matrix comprises a part with a double-diagonal
    • H03M13/1188Parity check matrix structured for simplifying encoding, e.g. by having a triangular or an approximate triangular structure wherein the parity-check matrix comprises a part with a double-diagonal wherein in the part with the double-diagonal at least one column has an odd column weight equal or greater than three
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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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