Title :
A statistical-mechanical analysis of coded CDMA with regular LDPC codes
Author :
Tanaka, Toshiyuki ; Saad, David
Author_Institution :
Dept. of Electro. & Info. Eng., Tokyo Metropolitan Univ., Japan
fDate :
29 June-4 July 2003
Abstract :
Performance of LDPC-coded CDMA system is analyzed, using the replica method of statistical mechanics in the infinite codelength and large system limits. The analysis also gives the information-theoretic and decoding thresholds of the optimum joint detection/decoding scheme.
Keywords :
AWGN channels; code division multiple access; decoding; parity check codes; phase shift keying; statistical mechanics; CDMA system; LDPC code; decoding scheme; infinite codelength; large system limits; optimum joint detection; statistical mechanics; Additive white noise; Binary phase shift keying; Concatenated codes; Decoding; Equations; Information analysis; Multiaccess communication; Parity check codes; Performance analysis; Power control;
Conference_Titel :
Information Theory, 2003. Proceedings. IEEE International Symposium on
Print_ISBN :
0-7803-7728-1
DOI :
10.1109/ISIT.2003.1228461
