3Schmidt R O.Multiple emitter location and signal parameter estimation[J].IEEE Trans on Antennas and Propagation,1986,34(3):276-280.
4Chen J C,Rao K,Hudson R E.Source localization and beamforming[J].IEEE SignalProcessingMagazine,2002,32(3):30-39.
5Belouchrani A,Aouada S.Maximum likelihood joint angle and delay estimation in unknown noise fields[J].Proceedings of Acoustics,Speech and Signal Processing,2003,8(5):265-268.
6Chen W,Reilly J P.Detection of the number of signals in noise with banded covariance matrices[J].IEEE Trans on Signal Processing,1992,42(5):377-380.
7Caffery J,Stuber G.Subscriber location in CDMA cellular networks[J].IEEE Trans on Vehicular Technology,1998,47(2):406-415.
8Stoica P,Nehorai A.MUSIC,maximum likelihood,and Cramer-Rao bound[J].IEEE Trans on Acoustics,Speech and Signal Processing ,1989,37(5):720-741.