Density evolution method and threshold decision for irregular LDPC codes

2004 International Conference on Communications, Circuits and Systems

Volumn 1, Issue , 2004, Pages 25-28

  Lin, Wang ^a   Juan, Xiao ^b   Chen, Guanrong ^c  

^a XIAMEN UNIVERSITY   (China)

^b CHONGQING UNIVERSITY OF POSTS AND TELECOMMUNICATIONS   (China)

^c CITY UNIVERSITY OF HONG KONG   (Hong Kong)

Author keywords

Density evolution; Gaussian approximation; Irregular LDPC codes; Threshold

Indexed keywords

ALGORITHMS; COMPUTER OPERATING SYSTEMS; COMPUTER SIMULATION; ENCODING (SYMBOLS); ERROR CORRECTION; MATHEMATICAL MODELS; THRESHOLD ELEMENTS;

DENSITY EVOLUTION; GAUSSIAN APPROXIMATION; IRREGULAR LDPC CODES; THRESHOLD;

NETWORK PROTOCOLS;

EID: 11244291061     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (7)

1. L. Wang, J. Xiao, and W. K. Xu, "Design and Simulation of Regular LDPC Codes", in Proc. ICICS2003 /IEEE, Taiwan, pp.183, Dec. 14-16, 2003.
2. S.-Y. Chung, J. G. D. Forney, T. Richardson, and R. Urbanke, "On the design of low-density parity - check codes within 0.0045 dB of the Shannon limit", IEEE Commun. Lett., vol. 5, pp. 58-60, Feb. 2001.
3. R. G. Gallager, Low-Density Parity-Check Codes. Cambridge, MA: MIT Press, 1963.
4. S-Y. Chung, R. Urbanke. and T. J. Richardson. "Gaussian approaximation for sum-product decoding of low-density parity-check codes". In Proc. Int. Symp. Inform. Theory, p.318, Sorrento, Italy, June 2000.
5. T. Richardson and R. Urbanke, "The capacity of low-density paritycheck codes under message-passing decoding", IEEE Trans. Inform. Theory, vol. 47, pp. 599-618, Feb. 2000.
6. T. Richardson, A. Shokrollahi, and R. Urbanke, "Design of capacity-approaching low-density parity- check codes", IEEE Trans. Inform. Theory, vol. 47, pp. 619-637, Feb. 2001.
7. D. J. C. MacKay and R. M. Neal, "Near Shannon limit performance of low density parity check codes", Electronics Lett., vol. 32, pp. 1645-1646, August. 1996.