[1] Francisco, R.; Slock, D. “An Optimized Unitary Beamforming Technique for MIMO Broadcast Channels”; IEEE Trans. Wireless Commun. 2010, 9, 990-1000.##
[2] Gong, Y.; Letaie, K. “Space-Frequency-Time Coded OFDM for Broadband Wireless Communications”; IEEE Global Telecommunications Conf. (GLOBECOM01). 2001, 1, 519-523.##
[3] Zhang, W.; Xia, X.; Letaief, K. “Space-Time/Frequency Coding for MIMO-OFDM in Next Generation Broadband Wireless Systems”; IEEE Wireless Commun. Lett. 2007, 14, 32-43.##
[4] Tarokh, V.; Jafarkhani, H.; Calderban, A. “Space-Time Block Codes From Orthogonal Designs”; IEEE Trans. Inf. Theory 1999, 45, 1456-1467.##
[5] Al-Mahmoud, N.; Zoltowski, M. “A Novel Approach to Space Time Frequency Coded MIMO-OFDM Over Frequency Selective Fading Channels”; IEEE Trans. Acoust. Speech (ICASSP) 2010, 2554-2557.##
[6] Mietzner, G.; Schober, R.; Lampe, L.; Gerstacker, W.; Hoeher, P. “Multiple-Antenna Techniques for Wireless Communications a Comprehensive Literature Survey”; IEEE Commun. Surv. Tutorials 2006, 11, 87–105.##
[7] Cho, S.; Hwang, I.; Tarokh, V.; You, C. “A Practical Transmit Beamforming Strategy for Closed Loop MIMO Communication”; Int. J. Commun. Syst. 2012, 25, 8, 1091-1099.##
[8] Fletcher, P.; McNamara, D.; Piechocki, R. “On the Performance of Recursive Space Frequency Codes and Iterative Decoding in Wideband OFDM–MIMO Systems: Simulated and Measured Results”; Int. J. Commun. Syst. 2004, 17, 789–810.##
[9] Fazel, F.; Jafarkhani, H. “Quasi-Orthogonal Space Frequency and Space Time Frequency Block Codes for MIMO OFDM Channels”; IEEE Trans. Wireless Commun. 2008, 7, 184-192.##
[10] Liu, Z.; Xin, Y.; Giannakis, G. “Space Time Frequency Coded OFDM Over Frequency Selective Fading Channels”; IEEE Trans. Signal Proc. 2002, 50, 2465-2476.##
[11] Guan, J.; Ye, X.; Zhang, B. “Performance Analysis of a Scheme Combined STBC with Beamforming in Spatial Correlated Channel”; IEEE Network Secur. Wireless Commun. Trusted Comput. 2009, 1, 496-500.##
[12] Shrivastava, N.; Singh, S.; Trivedi, A. “Joint Scheduling and Random Beamforming with Reduced Feedback in Multiuser MIMO-OFDM”; IEEE Wireless Adv. 2011, 66-69.##
[13] Shrivastava, N.; Trivedi, A. “Iterative Random Beamforming for MIMO-OFDM Systems”; IEEE Int. Conf. Commun. (NCC), 2012, 1-5.##
[14] Chung, J.; Hwang, C.; Kim, K.; Kim, Y. “A Random Beamforming Technique in MIMO Systems Exploiting Multiuser Diversity”; IEEE J. Sel. Areas Commun. 2003, 21, 848-855.##
[15] Surendar, M.; Muthuchidambaranathan, P. “Low Complexity and High Diversity Gain Non-Linear Constellation Precoded MIMO-OFDM System with Subcarrier Grouping”; AEU Int. J. Electron. Commun. 2016, 70, 265-271.##
[16] Lee, J.; Sohn, I.; Kim, Y. “Analog Cancelation Schemes for Full Duplex MIMO-OFDM Systems”; AEU Int. J. Electron. Commun. 2016, 70, 272-277.##
[17] Nan, Y.; Sun, X.; Zhang, L. “Joint Channel Estimation Algorithm via Weighted Homotopy for Massive MIMO-OFDM System”; Digit. Signal. Process 2016, 50, 34-42.##
[18] Weinstein, S; Ebert, P. “Data Transmission by Frequency Division Multiplexing Using the Discrete Fourier Transform”; IEEE Trans. Commun. Technol. 1971, 19, 5, 628-634.##
[19] Peled, A.; Ruiz, A. “Frequency Domain Data Transmission Using Reduced Computational Complexity Algorithms”; IEEE Trans. Acoust. Speech. 1980, 5, 964-967.##
[20] Ye Geoffrey, L.; Stuber, G. L. eds. “Orthogonal Frequency Division Multiplexing for Wireless Communications”; Springer Science & Business Media, 2006.##
[21] Henrik, S.; Lüders, C. “Theory and Applications of OFDM and CDMA: Wideband Wireless Communications”; John Wiley & Sons, 2005.##
[22] Weinstein, S.; Ebert, P. “Data Transmission by Frequency-Division Multiplexing Using the Discrete Fourier Transform”; IEEE Trans. Commun. Technol. 1971, 19, 628-634.##
[23] Yoo, T.; Goldsmith, A. “On the Optimality of Multiantenna Broadcast Scheduling Using Zero Forcing Beamforming”; IEEE J. Sel. Areas Commun. 2006, 24, 528-541.##
[24] Padmaja, C.; Malleswari, B. L. “Performance Analysis of Space-Time-Frequency MIMO OFDM Techniques;” IEEE Int. Conf. on Adv. Eng. Technol. Res. 2014, 1-5.##
[25] Shrivastava, N.; Aditya, T. “Performance of Beamforming Combined with Spacetime-Frequency Code in Spatially Correlated Channel”; Int. J. Wireless Mobile Comput. 2014, 7, 282-288.##
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