Lowering the error floors of irregular high-rate LDPC codes by graph conditioning

IEEE Vehicular Technology Conference

Volumn 60, Issue 4, 2004, Pages 2549-2553

  Weng, Wen Yen ^a   Ramamoorthy, Aditya ^a   Wesel, Richard D ^a  

^a University of California   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

INFORMATION-NULLING TECHNIQUE; IRREGULAR REPEAT-ACCUMULATE (IRA) CODES; LOW DENSITY PARITY CHECK (LDPC) CODES; SHANNON LIMIT;

ALGORITHMS; BIT ERROR RATE; COMMUNICATION CHANNELS (INFORMATION THEORY); CONSTRAINT THEORY; ERRORS; GAUSSIAN NOISE (ELECTRONIC); GRAPH THEORY; MATRIX ALGEBRA; OPTIMIZATION; SIGNAL TO NOISE RATIO; TURBO CODES; WHITE ACOUSTIC NOISE;

CODES (SYMBOLS);

EID: 17144375253     PISSN: 15502252     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (7)

1. M. Yang and W. E. Ryan. Lowering the Error-Rate Floors of Moderate-Length High-Rate Irregular LDPC Codes. In IEEE International Symposium on Information Theory, Yokohama, Japan, June 2003.
2. T. Richardson, A. Shokrollahi, and R. Urbanke. Design of capacity-approaching irregular low-density parity check codes. IEEE Trans on Inform. Theory, 47:619-637, Feb 2001.
3. T. Tian, C. Jones, J. Villasenor, and R. D. Wesel. Constructions of irregular ldpc codes with low error floors. In ICC 2003, Alaska, May 2003.
4. M. Yang, W. E. Ryan, and Y. Li. Design of efficiently encodable moderate-length high-rate irregular LDPC codes. IEEE Trans. on Comm., 52(4):564-571, Apr. 2004.
5. S. Benedetto, D. Divsalar, G. Montorsi, and F. Pollara. Serial Concatenation of Interleaved Codes: Performace Analysis, Design and Iterative Decoding. IEEE Trans on Inform. Theory, 44(3):909-926, May 1998.
6. D. J. C. MacKay, S. T. Wilson, and M. C. Davey. Comparison of Constructions of Irregular Gallager Codes. IEEE Trans. on Comm., 47(10):1449-1454, Oct. 1999.
7. T. Tian, C. Jones, and J. Villasenor. Rate-compatible low-density parity-check codes. In ISIT 2004, Chicago, July 2004.