Title :
Polynomially preconditioned linear PIC multiuser detector
Author :
Ming Chen ; Haifeng Wang
Author_Institution :
Nat. Mobile Commun. Res. Lab., Southeast Univ., Nanjing, China
Abstract :
A polynomial preconditioning technique is proposed to accelerate the convergence of a linear parallel interference cancellation (LPIC) multiuser detector (MUD) in DS/CDMA systems, and the optimal coefficients of the polynomial preconditioners of degree zero and one are deduced.
Keywords :
code division multiple access; convergence; interference suppression; iterative methods; multiuser channels; multiuser detection; polynomials; radiofrequency interference; spread spectrum communication; DS/CDMA systems; Jacobian iteration; convergence; linear parallel interference cancellation; one degree polynomial preconditioner; optimal coefficients; polynomially preconditioned linear PIC multiuser detector; zero degree polynomial preconditioner;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:20020999
