Results 101 to 110 of about 2,797,595 (206)

Iterative multiuser detection and channel decoding for DS-CDMA using Harmony Search

open access: yes, 2009
A novel random-guided optimization method is proposed for multiuser detection (MUD) in DS-CDMA systems employing the so-called Harmony Search (HS) algorithm.
Zhang, Rong, Hanzo, Lajos
core   +1 more source

Adaptive Blind Chip-Level Multiuser Detection in Multi-Rate Synchronous DS-CDMA System with Partial Loading [PDF]

open access: yes, 2004
This paper addresses an adaptive blind multiuser detection strategy for a multi-rate direct sequence CDMA downlink channel. Specifically, two chip-level equalisation schemes, using either variable spreading length (VSL) or multi-code (MCD) multi-rate ...
Weiss, S, Weiss, S., Hadef, M., Hadef, M
core  

Coded Modulation Assisted Genetic Algorithm Based Multiuser Detection for CDMA Systems

open access: yes, 2002
In this contribution we propose a novel Coded Modulation assisted Genetic Algorithm based Multiuser Detection (CM-GA-MUD) scheme for synchronous CDMA systems.
Ng, S.X., Ng, S. X., Hanzo, L., Yen, K.
core  

Turbo Multiuser Detection Architectures.

open access: yes, 2003
The discovery of Turbo Codes in 1996 by Berrou et. al. proved to be a huge boost for the research of channel coding. The Turbo Principle behind turbo codes was found to be applicable in other areas. One of these areas is Multiuser Detection. In this thesis, Turbo Multiuser Detection is investigated in order to answer two main questions.
openaire   +2 more sources

Reduced-Complexity Near-Optimum Genetic Algorithm Assisted Multiuser Detection for Synchronous Multicarrier CDMA

open access: yes, 2004
In this contribution, a Genetic Algorithm (GA) assisted Multiuser Detector (MUD) designed for MC-CDMA is investigated in the context of frequency selective Rayleigh fading channels.
Wei, H., Hanzo, L.
core   +1 more source

Maximum SINR Synchronization Strategies in Multiuser Filter Bank Schemes

open access: yesEURASIP Journal on Wireless Communications and Networking, 2010
We consider synchronization in a multiuser filter bank uplink system with single-user detection. Perfect user synchronization is not the optimal choice as the intuition would suggest.
Pecile Francesco, Tonello AndreaM
doaj  

Graph-guided adaptive companding for PAPR reduction in power-domain NOMA systems. [PDF]

open access: yesPLoS One
Kumar A   +4 more
europepmc   +1 more source

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