[PDF] Top 20 Multiple antenna aided OFDM employing genetic algorithm assisted minimum bit error rate multiuser detection

... GA aided MBER MUDs. The figure shows that the GA-aided MBER MUD and the CG MBER MUD perform similarly for the same complex- ...single- antenna scenario recorded for a nondispersive AWGN ... See full document

... the Bit Error Rate (BER) performance of the TC-aided GA-SDM-OFDM system employing both the conventional individual-based hard-decoded GA solution [2, 4–6, 14] and the proposed GA ... See full document

... novel minimum bit error rate design has been proposed for the space-time decision feedback equalization assisted mul- tiuser detector employed in multiple antenna ... See full document

... division multiple access (SDMA) aided orthog- onal frequency division multiplexing (OFDM) systems assisted by efficient multiuser detection (MUD) techniques have recently at- ... See full document

... tors into finite-length strings or GA individuals, which are then optimised. In the case of SDMA-MUDs, both the real and imaginary part of a complex-valued weight have to be repre- sented by a single GA string to create ... See full document

... (STE) assisted multiuser detection scheme for multiple-antenna aided multiuser ...A minimum bit error rate (MBER) de- sign is compared with the ... See full document

... the antenna array spacing was assumed to be half a wavelength, the uplink channel was frequency nonselective, and the receiver adopted a beamforming structure, which simply combined the output signals of the ... See full document

... MBER algorithm outperforms the MMSE MUD, although not only the turbo MBER detector but also the turbo MMSE MUD achieves a useful iteration ...MMSE algorithm fails to remove the MAI, which becomes evident in ... See full document

... space-division multiple access (SDMA) uplink scheme, where each transmitter employs a single antenna, while the base station (BS) receiver has multiple antennas Chen et al ...effective ... See full document

... reception assisted multiuser code-division multiple-access detector based on genetic algorithms (GAs) is ...GAs employing the latter strategy achieve a lower bit-error ... See full document

... A novel minimum bit error rate design has been proposed for a space-time equalisation assisted multiuser detector employed in multiple antenna aided space division multiple access system[r] ... See full document

... linear multiuser detectors have been pro- posed for performing the separation of OFDM users based on their unique, user-specific, spatial signature provided that their channel impulse response was ... See full document

... the bit error ...proposed minimum bit error rate (MBER) approach utilizes the system re- source (antenna array elements) more intelligently, than the standard ... See full document

... MBER algorithm is the constant step size, which must be very carefully chosen in order to guarantee fast convergence to the minimum BER ...Newton algorithm requires fewer training samples, hence, it ... See full document

... Carrier Frequency Offset (CFO) [9] is one of the most common impairments found in a communication system. It is due to the mismatch between the carrier frequencies used by transmitter and receiver of the system. The main ... 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

... the minimum mean square error (MMSE) principle and has found ever-increasing applications in ...alternative minimum bit error rate (MBER) criterion for communication ...smaller ... See full document

... To elaborate a little further, Fig. 4 shows the attainable perfor- mance, when the number of users is increased to six. It can be seen that the performance of both the MBER and the RMMSE beamforming receivers has ... See full document

... (e.g., OFDM and MC-CDMA regarded as key transmission techniques for new generation WLAN and cellular ...by antenna arrays and rake receivers using co-ordinates adaptive array optimization strategies, ... See full document

... MBER algorithm has been shown to converge rapidly while requiring a reasonably small block size for accurately approximating the theoretical MBER ...MBER algorithm, namely the LBER tech- nique, has also ... See full document