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Low density parity check codes with semi-random parity check matrix

Low density parity check codes with semi-random parity check matrix

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  • Author(s): Li Ping 1 ; W.K. Leung 1 ; Nam Phamdo 2
    • View affiliations
    • Affiliations: 1: Department of Electronic Engineering, City University of Hong Kong, Hong Kong
      2: Department of Electrical and Computer Engineering, State University of New York at Stony Brook, Stony Brook, USA
  • Source: Volume 35, Issue 1, 7 January 1999, p. 38 – 39
    DOI:  10.1049/el:19990065 , Print ISSN 0013-5194, Online ISSN 1350-911X
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A semi-random approach to low density parity check code design is shown to achieve essentially the same performance as an existing method, but with considerably reduced complexity.

Inspec keywords: matrix algebra; error detection codes; error correction codes

Other keywords: complexity reduction; low density parity check codes; semi-random parity check matrix

Subjects: Codes; Algebra

References

    1. 1)
      • R.G. Gallager . Low density parity check codes. IRE Trans. Inf. Theory , 21 - 28
    2. 2)
      • W.W. Peterson , E.J. Weldon . (1972) Error-correcting codes.
    3. 3)
      • D.J.C. MacKay , R.M. Neal . Near Shannon limit performance of low density parity check codes. Electron. Lett. , 6 , 457 - 458
    4. 4)
      • J.G. Proakis . (1995) Digital communications.
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