Optimized joint timing synchronization and channel estimation for OFDM systems

IEEE Wireless Communications Letters

Volumn 1, Issue 3, 2012, Pages 149-152

  Kung, Te Lung ^a   Parhi, Keshab K ^a  

^a University of Minnesota   (United States)

Author keywords

channel estimation; fine time adjustment; maximum likelihood (ML) estimation; orthogonal frequency division multiplexing (OFDM); Timing synchronization

Indexed keywords

CHANNEL IMPULSE RESPONSE; CHANNEL MODEL; EXCELLENT PERFORMANCE; LOW DENSITY PARITY CHECK; LOW SIGNAL-TO-NOISE RATIO; MAXIMUM RATIO COMBINING; MINIMUM MEAN SQUARED ERROR CRITERIONS; OBSERVATION VECTORS; OFDM SYSTEMS; ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING SYSTEMS; RELATIVE TIMING; SINGLE INPUT MULTIPLE OUTPUTS; TIME ADJUSTMENT; TIMING OFFSETS; TIMING SYNCHRONIZATION;

CHANNEL ESTIMATION; SYNCHRONIZATION;

ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING;

EID: 84862984043     PISSN: 21622337     EISSN: 21622345     Source Type: Journal    
DOI: 10.1109/WCL.2012.022812.120015     Document Type: Article

References (11)

1. J. J. van de Beek, M. Sandell, and P. O. Börjesson, "ML estimation of time and frequency offset in OFDM systems," IEEE Trans. Signal Process., vol. 45, no. 7, pp. 1800-1805, 1997.
2. T. M. Schmidl and D. C. Cox, "Robust frequency and timing synchronization for OFDM," IEEE Trans. Commun., vol. 45, no. 12, pp. 1613-1621, 1997.
3. H. Minn, M. Zeng, and V. K. Bhargava, "On timing offset estimation for OFDM systems," IEEE Commun. Lett., vol. 4, no. 7, pp. 242-244, 2000.
4. H. Minn, V. K. Bhargava, and K. B. Letaief, "A robust timing and frequency synchronization for OFDM systems," IEEE Trans. Wireless Commun., vol. 2, no. 4, pp. 822-839, 2003.
5. H. Minn, V. K. Bhargava, and K. B. Letaief, "A combined timing and frequency synchronization and channel estimation for OFDM," IEEE Trans. Commun., vol. 54, no. 3, pp. 416-422, 2006.
6. C.-L. Wang and H.-C. Wang, "A optimized joint timing synchronization and channel estimation scheme for OFDM systems," in Proc. 2008 IEEE Vehicular Technology Conference, pp. 908-912.
7. C.-L. Wang and H.-C. Wang, "On joint fine time adjustment and channel estimation for OFDM systems," IEEE Trans. Wireless Commun., vol. 8, no. 10, pp. 4940-4944, 2009.
8. C.-L. Wang and H.-C. Wang, "A low-complexity joint timing synchronization and channel estimation scheme for orthogonal frequency division multiplexing systems," in Proc. 2006 IEEE International Conference on Communications, pp. 5670-5675.
9. J.-H. Wen, G.-R. Lee, J.-W. Liu, and T.-L. Kung, "Joint frame synchronization and channel estimation scheme using regression method in OFDM systems," in Proc. 2007 IEEE International Wireless Communications, Networking and Mobile Computing, pp. 164-167.
10. R. Neal, http://www.cs.utoronto.ca/radford/ftp/ldpc-2006-02-08/.
11. "IEEE STD 802.11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) specifications," IEEE 802.11 Task Group, 2007.