Reduced complexity maximum likelihood multiuser detection for OFDM-based IEEE 802.11A wlans utilizing post-FFT mode

IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC

Volumn , Issue , 2006, Pages

  Enayati, A R ^a   Jedari, E ^a   Alihemmati, R ^a   Golparvar Roozbahani, M ^a   Dadashzadeh, G ^a   Ebrahimzad, H ^a   Shishegar, A A ^b  

^a IRAN TELECOMMUNICATION RESEARCH CENTER   (Iran)

^b SHARIF UNIVERSITY OF TECHNOLOGY   (Iran)

Author keywords

[No Author keywords available]

Indexed keywords

ALGORITHMS; BLOCK CODES; BOOLEAN FUNCTIONS; COMPUTATIONAL COMPLEXITY; ERROR ANALYSIS; EVOLUTIONARY ALGORITHMS; LOCAL AREA NETWORKS; MAXIMUM LIKELIHOOD; MULTITASKING; MULTIUSER DETECTION; NONLINEAR PROGRAMMING; SCHEDULING ALGORITHMS; SILICON CARBIDE; SPACE DIVISION MULTIPLE ACCESS; STANDARDS; WAVE INTERFERENCE; WIRELESS LOCAL AREA NETWORKS (WLAN);

(ALGORITHMIC) COMPLEXITY; APPLIED (CO); EUCLIDEAN DISTANCE (ED); IEEE 802.11A; IN ORDER; INTERNATIONAL SYMPOSIUM; MAXIMUM LIKELIHOOD (ML) MULTIUSER DETECTION; MAXIMUM LIKELIHOOD DETECTION (MLD); MOBILE RADIO COMMUNICATIONS; MULTI-USER DETECTION (MUD); REDUCED-COMPLEXITY; SEARCH SPACES; SIGNIFICANT REDUCTION; SPACE DIVISION MULTIPLE ACCESS (SDMA);

APPROXIMATION ALGORITHMS;

EID: 44949092284     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/PIMRC.2006.254106     Document Type: Conference Paper

References (13)

1. R. Van Nee and R. Prasad, OFDM for Wireless Multimedia Comm., Artech House Pub., 1999.
2. P. Vandenameele et al.,"An SDMA Algorithm for High-Speed Wireless Lan. Performance and Complexity," in proceeding of IEEE Globecom, 1998, vol. 1, pp. 189-194.
3. P. Vandenameele et al., "A Combined OFDM/SDMA Approach," IEEE J. On Sel. Areas in Comm.., vol. 18, no. 11, pp. 2312-2321, Nov. 2000.
4. S. Verdu, Multiuser Detection, Cambridge University Press, 1998.
5. B Hassibi and H. Vikalo, "On the expected complexity of sphere decoding," in Proeeding of IEEE ACSSC, 2001, vol. 2, pp. 1051-1055.
6. M. Ghosh, P. Li, and X. Ouyang, "Reduced-complexity ML detection for coded MIMO systems using an absolute-value search," in Proceeding of IEEE ICASSP, 2005, vol. 3, pp. 1025-1028.
7. Li. Junqiang; K. B. Letaief, Cao Zhigang, "A reduced-complexity maximum-likelihood method for multiuser detection," IEEE Tran, on Comm., vol. 52, no. 2, pp. 289-295, Feb. 2004.
8. C. C. Chong et al., "A new statistical wideband spatio-temporal channel model for 5-GHz band WLAN systems," IEEE J. on Sel. Areas in Comm., vol. 21, no. 2, pp. 139-150, Feb. 2003.
9. R. Alihemmati, A.A. Shishegar, N. Hojjat and G. Dadashzadeh, "Comparison of the smart antenna architectures for OFDM-WLAN systems in a rich multipath environment based on a spation-temprol channel model," IEEE PIMRC'2005, 11-14 Sept. 2005.
10. R. Alihemmati, E. Jedari, A. R. Enayati, A. A. Shishegar, M. Golparvar Roozbahani and G. Dadashzadeh, "Performance of the Pre/Post-FFT Smart Antenna Methods for OFDM-Based Wireless LANs in an Indoor Channel with Interference," Accepted in IEEE ICC, 2006.
11. IEEE 802.11 (P802.11a/D6.0), "LAN/MAN specific requirements Part 2: Wireless MAC and PHY specifications - high speed physical layer in the 5 GHz band", IEEE 802.11, May 1999.
12. M. Munster and L. Hanzo, "co-channel interference cancellation techniques for antenna array assisted multiuser OFDM systems," in Proceeding of IEE 3G-'2000 Conf, 2000, vol. 1, pp. 256-260.
13. M. Budsabathon, Y. Hara, and S. Hara, "Optimum beamforming for pre-FFT OFDM adaptive antenna array," IEEE Tran. Veh. Tech., vol. 53, no. 4, pp. 945-955, July 2004.