Commenced in January 2007
Paper Count: 30127
Multi-Objective Optimization Contingent on Subcarrier-Wise Beamforming for Multiuser MIMO-OFDM Interference Channels
Abstract:We address the problem of interference over all the channels in multiuser MIMO-OFDM systems. This paper contributes three beamforming strategies designed for multiuser multiple-input and multiple-output by way of orthogonal frequency division multiplexing, in which the transmit and receive beamformers are acquired repetitious by secure-form stages. In the principal case, the transmit (TX) beamformers remain fixed then the receive (RX) beamformers are computed. This eradicates one interference span for every user by means of extruding the transmit beamformers into a null space of relevant channels. Formerly, by gratifying the orthogonality condition to exclude the residual interferences in RX beamformer for every user is done by maximizing the signal-to-noise ratio (SNR). The second case comprises mutually optimizing the TX and RX beamformers from controlled SNR maximization. The outcomes of first case is used here. The third case also includes combined optimization of TX-RX beamformers; however, uses the both controlled SNR and signal-to-interference-plus-noise ratio maximization (SINR). By the standardized channel model for IEEE 802.11n, the proposed simulation experiments offer rapid beamforming and enhanced error performance.
Digital Object Identifier (DOI): doi.org/10.5281/zenodo.1127912Procedia APA BibTeX Chicago EndNote Harvard JSON MLA RIS XML ISO 690 PDF Downloads 763
 S. Peters and R. Health, “Cooperative algorithms for MIMO interference channels,” IEEE Trans. Veh. Technol., vol. 60, no. 1, pp. 206-218, Jan 2011
 H. Bolcskei, D. Gesbert, and A. J. Paulraj, “On the capacity of OFDM based spatial multiplexing systems,” IEEE Trans. Commun., vol. 50, no. 2, pp. 225-234, Feb. 2002.
 D. Gesbert, M. Shafi, D.S. Shiu, P. J. Smith, and A. Naguib, “From theory to practice: An Overview of MIMO space-time coded wireless systems,” IEEE J. Sel. Areas Commun., vol. 21, no. 3, pp. 281-302, Apr. 2003.
 A. Goldsmith, S. A. Jafer, N. Jindal, and S. Vishwanath, “Capacity limits of MIMO channels,” IEEE J. Sel. Areas Commun., vol. 21, no. 5, pp. 684-702, Jun. 2003.
 M. Schubert and H. Boche, “Solution of multiuser downlink beamforming problem with individual SINR constraints.” IEEE Trans. Vel. Technol., vol. 53, no. 1, pp. 18-28, Jan. 2004.
 A. Bourdoux and N. Khaled, “Joint TX-RX optimization for MIMO-SDMA based on a null-space constraint,” in Proc. IEEE VTC Fall, 2002, vol. 1, pp. 171-174.
 M. Codreanu, A. Tolli, M. Juntti, and M. Latva-aho, “Joint design of TX-RX beamformers in MIMO downlink channel channel,” IEEE Trans. Signal Process., vol. 55, no. 9, pp. 4639-4655, Sep. 2007.
 H. Sung, S. H. Park, K.-J. Lee, and I. Lee,” Linear precoder designs for K-user interference channels,” IEEE Trans. Wireless Commun., Vol. 9, no. 1, pp. 291-301, Jan 2010.
 T. Tang and R. W. Heath, “Space-time interference cancellation in MIMO-OFDM systems,” IEEE Trans. Veh. Technol., vol. 54, no. 5, pp. 1802-1816, Sep. 2005.
 H. Shen, B. Li, M. Tao, and X. Wang, “MSE-based transceiver designs for the MIMO interference channel,” IEEE Trans. Wireless Commun., vol. 9, no. 11, pp. 3480-3489, Nov.2010
 M. Schubert and H. Boche, “Iterative multiuser uplink and downlink beamforming under SINR constraints,” IEEE Trans. Signal Process., vol. 53, no. 7, pp. 2324-2334, Jul. 2005.
 O. El Ayach, S. Peters, and R. Heath, “The feasibility of interference alignment over measured MIMO-OFDM channels,” IEEE Trans. Veh. Technol., vol. 59, no. 9, pp. 4309-4321, Nov. 2010.
 A. Pollok, W. Cowley, and N. Letzepis, “Symbol-wise beamforming for MIMO-OFDM transceivers in the presence of co-channel interference and spatial correlation,” IEEE Trans. Wireless Commun., vol. 8, no. 12, pp. 5755-5760, Dec. 2009.
 E. Perahia and R. Stacey, Next Generation Wireless LANs. Cambridge, U.K.: Cambridge Univ. Press, 2008. (Online). Available: http://dx.doi.org/10.1017/CB09780511541032
 M. A. Toutounchian and R. G. Vaughan, “Multi-objective optimization for multiuser MIMO interference channels,” IEEE Trans. Commun., to be published.
 Y.-F. Liu, Y.-H. Dai, and Z.-Q. Luo, “Max-min fairness linear transceiver design for a multi-user MIMO interference channel,” in Proc. IEEE ICC, Jun. 2011, pp. 1-5.
 M. Toutounchian and R. Vaughan, “SINR-based transceiver design in the K-user interference channel using multi-objective optimization,” in Proc. IEEE 78th VTC Fall, Sep. 2013, pp. 1-5.
 L. Schumacher, K. Pederson, and P. Mogensen, “From antenna spacings to theoretical capacities-Guidelines for stimulating MIMO systems,” in Proc. IEEE 13th Int. Symp. Pers., Indoor Mobile Radio Commun., Sep. 2002, vol. 2, pp. 587-592.
 S. W. Choi, S. Jafar, and S.-Y. Chung, “On the beamforming designs for efficient interference alignment,” IEEE Commun. Lett., vol. 13, no. 11, pp. 847-849, Nov. 2009.
 A. Van Zelst and T. Schenk, “Implementation of a MIMO-OFDM based wireless LAN system,” IEEE Trans. Signal Process., vol. 52, no. 2, pp. 483-494, Feb 2004.
 R. Blum, “MIMO capacity with interference,” IEEE J. Sel. Areas Commun., vol. 21, no. 5, pp. 793-801, Jun. 2003.
 F. Kaltenberger, M. Kountouris, D. Gesbert, and R. Knoop, “On the tradeoff between feedback and capacity in measured MU-MIMO channels,” IEEE Trans. Wireless Commun., vol. 8, no. 9, pp. 4866-4875, Sep. 2009.
 R. Zhang and Y.-C. Liang, “Exploiting multi-antennas for opportunistic sharing in cognitive radio networks,” Selected Topics in Signal Processing, IEEE Journal of, vol. 2, no. 1, pp. 88-102, Feb 2008.
 M. Maddah-Ali, A. Motahari, and A. Khandani, “Communication over MIMO X channels: interference alignment, decomposition, and performance analysis,” Information Theory, IEEE Transactions on, vol. 54, no. 8, pp. 3457-3470, Aug 2008.
 G. Zheng, K.-K Wong, and T.-S. Ng, “Throughput maximization in linear multiuser MIMO-OFDM downlink systems,” IEEE Trans. Veh. Technol., vol. 57, no. 3, pp. 1993-1998, May 2008.