Semi-blind channel estimation with superimposed training for OFDM-based AF two-way relaying

IEEE Transactions on Wireless Communications

Volumn 13, Issue 5, 2014, Pages 2468-2477

  Abdallah, Saeed ^a,b   Psaromiligkos, Ioannis N ^a  

^a MCGILL UNIVERSITY   (Canada)

^b QUEEN S UNIVERSITY   (Canada)

Author keywords

Amplify and forward; Cramer Rao bound; maximum likelihood; semi blind channel estimation; superimposed training; two way relays

Indexed keywords

BENCHMARKING; BLIND EQUALIZATION; CHANNEL ESTIMATION; CRAMER-RAO BOUNDS; MAXIMUM LIKELIHOOD; NEWTON-RAPHSON METHOD; ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING;

AMPLIFY AND FORWARD; ESTIMATION PERFORMANCE; GAUSSIAN MAXIMUM LIKELIHOOD; QUASI-NEWTON METHODS; SEMI-BLIND CHANNEL ESTIMATION; SUPERIMPOSED TRAINING; TWO-WAY RELAY; TWO-WAY RELAY NETWORKS;

SIGNAL TO NOISE RATIO;

EID: 84901373101     PISSN: 15361276     EISSN: None     Source Type: Journal    
DOI: 10.1109/TWC.2014.031714.130348     Document Type: Article

References (21)

1. B. Rankov and A. Wittneben, "Spectral efficient protocols for half-duplex fading relay channels, " IEEE J. Sel. Areas Commun., vol. 25, no. 2, pp. 379-389, Feb. 2007. (Pubitemid 46376100)
2. S. Abdallah and I. N. Psaromiligkos, "Blind channel estimation for amplify-and-forward two-way relay networks employing M-PSK modulation, " IEEE Trans. Signal Process., vol. 60, no. 7, pp. 3604-3615, Jul. 2012.
3. F. Gao, R. Zhang, and Y. Liang, "Optimal channel estimation and training design for two-way relay networks, " IEEE Trans. Commun., vol. 57, no. 10, pp. 3024-3033, Oct. 2009.
4. F. Roemer and M. Haardt, "Tensor-based channel estimation (TENCE) and iterative refinements for two-way relaying with multiple antennas and spatial reuse, " IEEE Trans. Signal Process., vol. 58, no. 11, pp. 5720-5735, Nov. 2010.
5. F. Gao, R. Zhang, and Y. Liang, "Channel estimation for OFDM modulated two-way relay networks, " IEEE Trans. Signal Process., vol. 57, no. 11, pp. 4443-4455, Nov. 2009.
6. G. Wang, F. Gao, Y. C. Wu, and C. Tellambura, "Joint CFO and channel estimation for OFDM-based two-way relay networks, " IEEE Trans. Wireless Commun., vol. 10, no. 2, pp. 456-465, Feb. 2011.
7. G. Wang, F. Gao, Z. X., and C. Tellambura, "Superimposed training-based joint CFO and channel estimation for CP-OFDM modulated two-way relay networks, " EURASIP J. Wireless Commun. and Network., vol. 2010, ID=403936.
8. G. Wang, F. Gao, W. Chen, and C. Tellambura, "Channel estimation and training design for two-way relay networks in time-selective fading environments, " IEEE Trans. Wireless Commun., vol. 10, no. 8, pp. 2681-2691, Aug. 2011.
9. X. Liao, L. Fan, and F. Gao, "Blind channel estimation for OFDM modulated two-way relay network, " in Proc. 2010 IEEE Wireless Comm. and Networking Conf.
10. E. de Carvalho and D. T. Slock, "Blind and semi-blind FIR multichannel estimation: (global) identifiability conditions, " IEEE Trans. Signal Process., vol. 52, no. 4, pp. 1053-1064, Apr. 2004.
11. S. Abdallah and I. N. Psaromiligkos, "Exact Cramer-Rao bounds for semi-blind channel estimation in amplify-and-forward two-way relay networks employing square QAM modulation, " ArXiv pre-print cs.IT/1207.5483, Jul. 2012.
12. T.-H. Pham, Y.-C. Liang, H. Garg, and A. Nallanathan, "Joint channel estimation and data detection for MIMO-OFDM two-way relay networks, " in Proc. 2010 IEEE Global Comm. Conf.
13. G. Wang, F. Gao, and C. Tellambura, "Superimposed pilot-based joint CFO and channel estimation for CP-OFDM modulated two-way relay networks, " in Proc. 2010 IEEE Global Comm. Conf.
14. S. Zhang, F. Gao, and C. Pei, "Optimal training design for individual channel estimation in two-way relay networks, " IEEE Trans. Signal Process., vol. 60, no. 9, pp. 4987-4991, Sep. 2012.
15. K. Lee, H. Sung, E. Park, and I. Lee, "Joint optimization for one and two-way MIMO af multiple-relay systems, " IEEE Trans. Wireless Commun., vol. 9, no. 12, pp. 3671-3681, Dec. 2010.
16. J. Nocedal and S. Wright, Numerical Optimization. Springer-Verlag, 1999.
17. S. Boyd and L. Vandenberghe, Convex Optimization. Cambridge University Press, 2004.
18. H. Minn and N. Al-Dhahir, "Optimal training signals for MIMO OFDM channel estimation, " IEEE Trans. Wireless Commun., vol. 5, no. 5, pp. 1158-1168, 2006. (Pubitemid 43824608)
19. X. Xu, J. Wu, S. Ren, L. Song, and H. Xiang, "Superimposed training design based on Bayesian optimization for channel estimation in two-way relay networks, " IET Commun., vol. 6, no. 18, pp. 3131-3139, Sep. 2012.
20. S. M. Kay, Fundamentals of Statistical Signal Processing: Estimation Theory. Prentice-Hall, 1993.
21. M. Dong and L. Tong, "Optimal design and placement of pilot symbols for channel estimation, " IEEE Trans. Signal Process., vol. 50, no. 12, pp. 3055-3069, Dec. 2002. (Pubitemid 35476632)