Abstract:In the beamformer based on sample covariance matrix inverse (SMI) algorithm, the calculation of weight vector comprises the components of interferences and noise. The projection method comprises the components of interferences. It induces the imperfective results of the beamformer. Under the environments of high signal-to-noise ratio (SNR) and large steering error, SMI algorithm and the projection method are invalid. The cyclic beamformer of utilizing signal s cyclostationarity is proposed to resolve the problem above-mentioned. The simulation results verify the cyclic beamforming algorithm.
高勇; 肖先赐. 高信噪比大指向误差环境中的波束形成[J]. 电子与信息学报, 2001, 23(4): 338-344 .
Gao Yong; Xiao Xianci . Beamforming in the Environments of High SNR and Large Steeriug Error. , 2001, 23(4): 338-344 .