[1] [1] MOHAMMADZADEH S, KUKRER O.Robust adaptive beamforming for fast moving interference based on the covariance matrix reconstruction［J］.IET Signal Processing, 2019, 13(4):486-493.

[2] [2] AMAR A, DORON M A.A linearly constrained minimum variance beamformer with a pre-specified suppression le-vel over a pre-defined broad null sector［J］.Signal Processing, 2015, 109:165-171.

[3] [3] JIN W, JIA W M, ZHANG F G, et al.A user parameter-free robust adaptive beamformer based on general linear combination in tandem with steering vector estimation［J］.Wireless Personal Communications, 2014, 75(2):1447-1462.

[6] [6] CAPON J.High-resolution frequency-wavenumber spectrum analysis［J］.Proceedings of the IEEE, 1969, 57(8):1408-1418.

[7] [7] LI J, STOICA P, WANG Z S.On robust Capon beamforming and diagonal loading［J］.IEEE Transactions on Signal Processing, 2003, 51(7):1702-1715.

[8] [8] CARLSON B D.Covariance matrix estimation errors and diagonal loading in adaptive arrays［J］.IEEE Transactions on Aerospace and Electronic Systems, 1988, 24(4):397-401.

[9] [9] GU Y J, LESHEM A.Robust adaptive beamforming based on interference covariance matrix reconstruction and steering vector estimation［J］.IEEE Transactions on Signal Processing, 2012, 60(7):3881-3885.

[10] [10] VOROBYOV S A, GERSHMAN A B, LUO Z Q.Robust adaptive beamforming using worst-case performance optimization:a solution to the signal mismatch problem［J］.IEEE Transactions on Signal Processing, 2003, 51(2):313-324.

[11] [11] HASSANIEN A, VOROBYOV S A, WONG K M.Robust adaptive beamforming using sequential quadratic programming:an iterative solution to the mismatch problem［J］.IEEE Signal Processing Letter, 2008, 15:733-736.

[12] [12] MAILLOUX R J.Covariance matrix augmentation to produce adaptive array pattern troughs［J］.Electronics Letters, 1995, 31(10):771-772.

[13] [13] ZATMAN M.Production of adaptive array troughs by dispersion synthesis［J］.Electronics Letters, 1995, 31(25):2141-2142.

[14] [14] GUERCI J R.Theory and application of covariance matrix tapers for robust adaptive beamforming［J］.IEEE Transactions on Signal Processing, 1999, 47(4):977-985.