Performance Improvement of Generalized Spatial Modulation in Multipath Fading Channels
Subject Areas : electrical and computer engineering
A.
Rezvani
1
(Yazd University)
R.
Saadat
2
(Yazd University)
J.
Abouei
3
(Yazd University)
Abstract :
Spatial Modulation(SM) is a novel method in use of multiple antenna systems. The main idea is based on information block mapping into two carrying units: a transmit symbol unit that is chosen from constellation members and second unit is the number of active antenna that shows the position of transmit antenna. The use of active antenna position as an extra source of transmit data increases the bandwidth efficiency. Also it doesn't have inter-antenna interference (IAI) and inter-channel interference (ICI) and it's caused to decrease the complexity in receiver side. So SM is a competitor in multiple antenna systems like V-BLAST and space-time coding. More recently generalized spatial modulation (GSM) is presented that use some active antennas instead an active antenna. When the symbol is sent from multiple antennas, it'll get a diversity gain. In this paper we show that by using different channel coding in GSM we can improve bit error rate (BER) without decrease in bandwidth efficiency between 15-40 percent.
[1] Y. Chau and S. H. Yu, "Space modulation on wireless fading channels," in Proc. IEEE Veh. Technol. Conf., vol. 3, pp. 1668-1671, 2001.
[2] R. Y. Mesleh, H. Haas, C. W. Ahn, and S. Yun, "Spatial modulation - a new low complexity spectral efficiency enhancing technique," in Proc.IEEE Int. Conf. Networking, 5 pp., 25-27 Oct. 2006.
[3] M. Di Renzo and H. Haas, "Spatial modulation for multiple antenna wireless system-a survey," IEEE Communications Magazine, vol. 49, no. 12, pp. 182 - 191, Dec. 2011.
[4] J. Mietzner, R. Schober, L. Lampe, W. H. Gerstacker, and P. A. Hoeher, "Multiple - antenna techniques for wireless communications - a comprehensive literature survey," IEEE Communications Surveys & Tutorials, vol. 11, no. 2, pp. 87-105, 2009.
[5] J. Jeganathan, A. Ghrayeb, and L. Szczecinski, "Spatial modulation: optimal detection and performance analysis," IEEE Commun. Lett., vol. 12, no. 8, pp. 545-547, Aug. 2008.
[6] R. Y. Mesleh, H. Haas, S. Sinanovic, C. W. Ahn, and S. Yun, "Spatial modulation," IEEE Trans. Veh. Technol, vol. 57, no. 4, pp. 2228-2241, Jul. 2008.
[7] A. Younis, Y. Abdelhamid, N. Serafimovski, R. Mesleh, and H. Haas, "Generalised spatial modulation," in Proc. Signals, Systems, and Computers, ASILOMAR, pp. 1498-1502, Pacific Grove, CA, US, 7-10 Nov. 2010.
[8] J. Wang, S. Jia, and J. Song, "Generalised spatial modulation system with multiple active transmit antenna and low complexity detection scheme," IEEE Trans. Wireless Commun, vol. 11, no. 4, pp. 1605-1615, Apr. 2012.
[9] M. Koca and H. Sari, "Generalized spatial modulation over correlated fading channels: performance analysis and optimization," in Proc. 20th Int. Conf. on Telecommunications, ICT, 5 pp., 6-8 May 2013.
[10] T. Datta and A. Chockalingam, "On generalized spatial modulation," in Proc. IEEE Wireless Communications and Networking Conf., WCNC, pp. 2716-2721, Shanghai, China, 7-10 Apr. 2013.
[11] J. Proakis and M. Salehi, Digital Communications, 5th Ed.: McGraw-Hill Education, 2007.
[12] D. J. Costello and S. Lin, Error Control Coding, 2nd Ed.: Prentice-Hall, 2004.