[PDF] Top 20 Genetic Algorithm Assisted Multiuser Detection in Asynchronous CDMA Communications

... GA-based multiuser detector was first proposed by Juntti et ...synchronous CDMA system communicating over an additive white Gaussian noise (AWGN) ...GA-based multiuser detector approaches the ... See full document

... Proposed GA-based detector using strategy S1 Proposed GA-based detector using strategy S2 Single-user bound Conventional, 2-path rake combining.. Bit Error Probability BEP.[r] ... See full document

... The multiuser receiver for CDMA channels, referred to as the OMU receiver has been developed which relies on knowledge of only the signature vectors to mitigate the effect of both MAI and additive ... See full document

... ML multiuser detector is impractical to im- ...suboptimal multiuser detection proposals, highlighted in [5] and the references therein, which sacrifice performance for the sake of a reduced ... See full document

... the algorithm is sensitive to the choice of the algorithm’s ...CG algorithm-based MUD, which is also exemplified in ...of genetic algorithms [11], which were extensively used in various CDMA ... See full document

... (SDMA) communications scenario [1, 2]. A variety of linear multiuser detectors (MUD) have been proposed for performing the sep- aration of OFDM users based on their unique, user-specific, spatial signature, ... See full document

... likelihood detection is characterized by an unsustainable computational complexity (exponentially growing with the number of ...for multiuser detection has been successfully applied to DS-CDMA ... See full document

... satellite communications on-the-move ...between CDMA users leads to the performance loss, which is not acceptable for the power-sensitive small aperture terminals, and the computation complexity is still an ... See full document

... In this section, computer simulations are presented based on evaluating the BER performance of the GA-based multiuser de- tector employing the above two GA-based individual-selection strategies highlighted in the ... See full document

... ML detection based MUD designed for MC-CDMA is capable of achieving the optimum perfor- ...ML detection based MUD’s complexity will increase ex- ponentially with the number of users K ...invoke ... See full document

... In an effbrt to increase the system's performance with the aid of channel coding, but without increasing the required bandwidth, in this contribution we will investigate the performance [r] ... See full document

... “Genetic algorithm assisted joint multiuser symbol detection and fading channel estimation for synchronous CDMA systems:’ IEEE Joumal on Selected Areas in Communicarions.. Hanzo, “Geneti[r] ... See full document

... In our rst approach the so-called individuals of the GA are chosen for selection based purely on the sum of their corresponding gures of merit associated with the individual antennas, an[r] ... See full document

... Abstract—In this contribution we propose a novel M-ary Coded Modulation assisted Genetic Algorithm based Multiuser Detec- tion (CM-GA-MUD) scheme for synchronous CDMA systems. The ... See full document

... mobile communications “anywhere” and ...approach, multiuser detection does not treat MAI as structure-less Gaussian ...tiuser detection for Direct Sequence (DS) - CDMA ... See full document

... in CDMA in order to mitigate the near–far problem, which affects network capacity and coverage ...the multiuser interference is kept to a minimum, since at least one BS has a sufficiently high quality ... See full document

... of genetic algorithm ...3-6. CDMA systems running over a pseu- do-noise code (PN code) channel shows a significant challenge in the population criteria decision according to the fitting criteria with ... See full document

... Practical implementation issues have mainly been responsible for the prevalence of the conventional, or single-user detector, in most CDMA systems de- spite its inherent limitations. The complexity of the ... See full document

... the detection scheme: the serial, clipped, and parallel soft-IC (Interference ...multistage detection approach as their linear modula- tion and coherent detection counterparts, for example, ...the ... See full document

... RLS algorithm manages to converge much faster as a result of its knowledge of the estimated inverse covariance matrix, but increasing the number of users also impacts ... See full document