Title :
Genetic algorithm assisted adaptive beamforming
Author :
Vitale, M. ; Vesentini, G. ; Ahmad, N.N. ; Hanzo, L.
Author_Institution :
Dept. of Electron. & Comput. Sci., Southampton Univ., UK
Abstract :
Genetic algorithm (GA) assisted beamforming techniques are proposed as an alternative to conventional beamforming algorithms. The design of the corresponding GAs is highlighted and the achievable performance is characterised in terms of the signal-to-interference ratio (SIR) and the signal-to-interference-plus-noise ratio (SINR). It is demonstrated that an attractive SINR versus complexity trade-off is achievable by the proposed GA-assisted beamformers, provided that the GA parameters are appropriately chosen.
Keywords :
adaptive antenna arrays; array signal processing; cochannel interference; computational complexity; genetic algorithms; interference suppression; GA parameters; SINR maximization; SIR maximization; adaptive antenna array; adaptive beamforming; cochannel interference reduction; genetic algorithm; signal-to-interference ratio; signal-to-interference-plus-noise ratio; weight optimisation; Adaptive arrays; Antenna arrays; Array signal processing; Constraint optimization; Frequency; Genetic algorithms; Receiving antennas; Signal design; Signal processing; Signal to noise ratio;
Conference_Titel :
Vehicular Technology Conference, 2002. Proceedings. VTC 2002-Fall. 2002 IEEE 56th
Print_ISBN :
0-7803-7467-3
DOI :
10.1109/VETECF.2002.1040415