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Qiao, T., and H. Liu, "An Improved Method of Moments Estimator for TOA Based Localization", IEEE Communications Letters, vol. 17, issue 7, pp. 1321 - 1324, 07/2013.
Whang, R. J., S. Malik, I. Hwang, and H. Liu, "Cooperative Multiuser Relay Communications Employing Hierarchical Modulation", Wireless Personal Communications, vol. 69, issue 4, pp. 1463 - 1479, 04/2013.
Liu, H., L. Wu, and Z. Zhang, "Adaptive modulation with finite rate feedback for QR decomposition-successive interference cancellation-based multiple-in multiple-out systems", IET Communications, vol. 7, issue 5, pp. 456 - 462, 03/2013.
Khanna, R., and H. Liu, "Machine learning approach to data center monitoring using wireless sensor networks", IEEE Global Communications Conference (GLOBECOM), Anaheim, CA, IEEE, pp. 689 - 694, 12/2012.
Wu, L., Z. Zhang, and H. Liu, "Modulation Scheme Based on Precoder Matrix for MIMO Optical Wireless Communication Systems", IEEE Communications Letters, vol. 16, issue 9, pp. 1516 - 1519, 09/2012.
Liu, W., K. Choi, and H. Liu, "Computationally Efficient Lattice Reduction Aided Detection for MIMO-OFDM Systems under Correlated Fading Channels", ETRI Journal, vol. 34, issue 4, pp. 503 - 510, 08/2012.
Zhang, H., H. Liu, and S. Quan, "Hue constrained matrix optimization for preferred color reproduction", Journal of Electronic Imaging, vol. 21, issue 3, pp. 033021, 07/2012.
Magana, M. E., H. Liu, and V. Venkatesan, "Performance of a Binary PPM Ultra-Wideband Communication System with Direct Sequence Spreading for Multiple Access", Wireless Personal Communications, vol. 65, issue 1, pp. 125 - 142, 07/2012.
Whang, R. J., S. Portugal, I. Hwang, and H. Liu, "Cooperative Multiuser Relay Communication with Superposition Coding", IEICE Transactions on Communications, vol. E95.B, issue 6, pp. 2133 - 2136, 06/2012.
Choi, K., and H. Liu, "Polyphase Scrambled Walsh Codes for Zero-Correlation Zone Extension in QS-CDMA", IEEE Communications Letters, vol. 16, issue 4, pp. 429 - 431, 04/2012.
Zhang, H., H. Liu, and S. Quan, "Multi-illuminant color constancy for HDR images through exposure segmentation", Proc. IS&T/SPIE Electronic Imaging, Burlingame, CA, SPIE, pp. 829204 - 829204-6, 01/2012.
Hu, C., L. Xia, S. Redfield, S. Woracheewan, R. Khanna, J. Nejedlo, H. Liu, and P. Y. Chiang, "Design challenges for ultra-wideband wireless communications within a computer chassis", 2011 International Symposium on Radio-Frequency Integration Technology (RFIT), Beijing, China, IEEE, pp. 49 - 52, 12/2011.
Ye, R., and H. Liu, "Ultra-wideband localization with collocated receivers", 2011 IEEE International Conference on Ultra-Wideband (ICUWB 2011), Bologna, Italy, IEEE, pp. 155 - 159, 09/2011.
Hu, C., R. Khanna, J. Nejedlo, K. Hu, H. Liu, and P. Y. Chiang, "A 90 nm-CMOS, 500 Mbps, 3–5 GHz Fully-Integrated IR-UWB Transceiver With Multipath Equalization Using Pulse Injection-Locking for Receiver Phase Synchronization", IEEE Journal of Solid-State Circuits, vol. 46, issue 5, pp. 1076 - 1088, 05/2011.