Title :
Optimal Upward Scaling of Minimum-TSC Binary Signature Sets
Author :
Wei, Lili ; Chen, Wen
fDate :
2/1/2012 12:00:00 AM
Abstract :
We consider upward scaling an overloaded min-TSC binary signature set and propose an optimal solution based on improved sphere decoding algorithm. Instead of previous suboptimal approach, we are guaranteed to find the optimal maximum-likelihood (ML) searching result with low complexity.
Keywords :
code division multiple access; maximum likelihood decoding; code division multiple access; maximum-likelihood searching; minimum-TSC binary signature sets; optimal solution; optimal upward scaling; sphere decoding; Algorithm design and analysis; Complexity theory; Correlation; Maximum likelihood decoding; Measurement; Multiaccess communication; Vectors; Binary sequences; Welch bound; code-division multiple-access (CDMA); signal design; total squared correlation;
Journal_Title :
Communications Letters, IEEE
DOI :
10.1109/LCOMM.2011.120211.111534
