[1] | R. Mallipeddi, J.P. Lie, P.N. Suganthan, S. G. Razul and C. M. S. See, "A Differential Evolution Approach for Robust Adaptive Beamforming Based on Joint Estimation of Look Direction and Array Geometry," Progress in Electromagnetic Research, vol. 119, pp. 381-394, 2011. |
[2] | R. Mallipeddi, J.P. Lie, S. G. Razul, P.N. Suganthan and C. M. S. See, "Robust Adaptive Beamforming Based on Covariance Matrix Reconstruction for Look Direction Mismatch," Progress in Electromagnetic Research Letters, vol. 25, pp. 37-46, 2011. |
[3] | J.P. Lie, W. Ser and C.M.S. See, "Adaptive Uncertainty Based Iterative Robust Capon Beamformer Using Steering Vector Mismatch Estimation," IEEE Trans on Signal Processing, vol. 59, no. 9, pp. 4483-4488, Sep. 2011. |
[4] | R. Mallipeddi, J.P. Lie, P.N. Suganthan, S. G. Razul and C. M. S. See, "Near optimal robust adaptive beamforming approach based on evolutionary algorithm," Progress in Electromagnetic Research B, vol. 29, pp. 157-174, 2011. |
[5] | J.P. Lie, T. Blu and C.M.S. See, "Single Antenna Power Measurements Based Direction Finding," IEEE Trans on Signal Processing, vol. 58, no. 11, pp. 5682-5692, Nov 2010. |
[6] | J.P. Lie, B.P. Ng and C.M.S. See, "Direction Finding Receiver for UWB Impulse Radio Signal in Multipath Environment," Int. J. of Communication Systems, vol. 23, pp. 1537-1553, 2010. |
[7] | Y. Zhang, H. Zhao, J.P. Lie, B.P. Ng and Q. Wan, "Robust Beamforming Technique with Sidelobe Suppression Using Sparse Constraint on Beampattern," Applied Computational Electromagnetics Society Journal, vol. 25, no. 11, pp. 947-955, Nov. 2010. |
[8] | Y. Zhang, J.P. Lie, B.P. Ng and C.M.S. See, "Robust Minimum $\ell_1$-Norm Adaptive Beamformer Against Intermittent Sensor Failure and Steering Vector Error," IEEE Transactions on Antennas and Propagation, vol.58, no.5, pp.1796-1801, May 2010. |
[9] | L. Lei, J.P. Lie, A.B. Gershman, C. M. S. See, "Robust Adaptive Beamforming in Partly Calibrated Sparse Sensor Arrays," IEEE Transactions on Signal Processing, vol.58, no.3, pp.1661-1667, March 2010. |
[10] | J.P. Lie, B.P. Ng and C.H. Lim, "New-User Detection in Time Hopping Multi-user Environment for UWB Impulse Radio Systems," Wireless Personal Communications, vol. 55, no. 2 (2010), pp. 121-134. |
[11] | B.P. Ng, J.P. Lie, M.H. Er, and A. Feng, "A Practical Simple Geometry and Gain/Phase Calibration Technique for Antenna Array Processing", IEEE Transactions on Antennas and Propagation, vol. 57, no. 7, pp. 1963-1972, July 2009. |
[12] | C.H. Lim, B.P. Ng, J.P. Lie, S. Ng, H. Purwanto and Y.K. Ho, "Implementation of a real-time passive ultrasonic angle estimator for autonomous low power ranging and tracking systems," Journal of Location Based Services, vol. 2, no. 4, pp. 255-266, December 2008. |
[13] | J.P. Lie, B.P. Ng and Chong Meng See, "Multiple UWB Emitters DOA Estimation Employing Time Hopping Spread Spectrum," Progress In Electromagnetic Research, vol. 78, pp. 83-101, 2008. |
[14] | J.P. Lie, B.P. Ng and Chong Meng See, "Hybrid Digital-Analog Technique for UWB Direction Finding," IEEE Communications Letters, vol. 10, no. 2, pp. 79-81, February 2006 |
[15] | J.P. Lie, Chong Meng See and B.P. Ng, "Ultra Wideband Direction Finding using Digital Channelization Receiver Architecture," IEEE Comm L., vol. 10, no. 2, pp. 85-87, February 2006. |
[16] | J.P. Lie, Chong Meng See and B.P. Ng, "UWB ranging with high robustness against dominant jammer and multipath," IEEE Microwave and Wireless Comp Lett, vol. 15, no. 12, pp. 907-909, December 2005. |