Title :
Euclidean space lattice decoding for joint detection in CDMA systems
Author :
Brunel, Loïc ; Boutros, Joseph
Author_Institution :
ENST, Paris, France
Abstract :
A new joint detection method based on sphere packing lattice decoding is presented. The algorithm is suitable for both synchronous and asynchronous CDMA-DSSS systems, and it may detect up to 32 users with a reasonable complexity. The complexity is independent of the modulation size
Keywords :
code division multiple access; decoding; maximum likelihood detection; spread spectrum communication; CDMA systems; DS-SS systems; Euclidean space lattice decoding; asynchronous CDMA; direct sequence spread spectrum systems; joint detection; sphere packing lattice decoding; synchronous CDMA; Code division multiplexing; Constellation diagram; Detection algorithms; Detectors; Interference cancellation; Lattices; Maximum likelihood decoding; Maximum likelihood detection; Multiaccess communication; Performance analysis;
Conference_Titel :
Information Theory and Communications Workshop, 1999. Proceedings of the 1999 IEEE
Conference_Location :
Kruger National Park
Print_ISBN :
0-7803-5268-8
DOI :
10.1109/ITCOM.1999.781460
