8.1 SIGNAL CORRELATION MATRIX8.2 OPTIMUM ARRAY WEIGHTS8.3 ADAPTIVE WEIGHTS WITHOUT INVERTING THE CORRELATION MATRIX8.4 ALGORITHMS FOR NONDIGITAL BEAMFORMERS8.5 RECONFIGURABLE ARRAYS8.6 RECONFIGURABLE ELEMENTS8.7 TIME-MODULATED ARRAYS8.8 ADAPTIVE THINNING8.9 OTHER ADAPTIVE ARRAY ALTERNATIVESREFERENCES