An Improved MUSIC Algorithm for Estimation of Time Delays in Asynchronous DS-CDMA Systems

IEEE Transactions on Communications

Volumn 47, Issue 11, 1999, Pages 1628-1631

  Östman, Thomas ^a   Parkvall, Stefan ^a   Ottersten, Björn ^a  

^a ROYAL INSTITUTE OF TECHNOLOGY   (Sweden)

Author keywords

[No Author keywords available]

Indexed keywords

ALGORITHMS; CELLULAR RADIO SYSTEMS; CODE DIVISION MULTIPLE ACCESS; CORRELATION METHODS; ESTIMATION; SIGNAL FILTERING AND PREDICTION; SIGNAL TO NOISE RATIO; SYNCHRONIZATION;

MULTIPLE SIGNAL CLASSIFICATION (MUSIC);

DIRECT SEQUENCE SYSTEMS;

EID: 0033220994     PISSN: 00906778     EISSN: None     Source Type: Journal    
DOI: 10.1109/26.803496     Document Type: Article

References (8)

1. E.G. Ström, S. Parkvall, S. L. Miller, and B. E. Ottersten, "Propagation delay estimation in asynchronous direct-sequence code-division multiple access systems," IEEE Trans. Commun., vol. 44, pp. 84-93, Jan. 1996.
2. S. Parkvall, E.G. Ström, and B. Ottersten, "The impact of timing errors on the performance of linear DS-CDMA receivers," IEEE J. Select. Areas Commun., vol. 14, pp. 1660-1668, Oct. 1996.
3. T. Östman and B. Ottersten, "Low complexity asynchronous DS-CDMA detectors," in Proc. IEEE Vehicular Technology Conf., Apr. 1996, pp. 559-563.
4. S. Parkvall, "Direct-sequence code-division multiple access systems: Near-far resistant parameter estimation and data detection," Ph.D. dissertation, Kungliga Tekniska Högskolan, Stockholm, Sweden, Oct. 1996.
5. P. Stoica and A. Nehorai, "MUSIC, maximum likelihood, and Cramér-Rao bound," IEEE Trans. Acoust., Speech, Signal Processing, vol. 37, pp. 720-741, May 1989.
6. T. Östman, S. Parkvall, and B. Ottersten, "Asymptotic analysis of an improved MUSIC algorithm for estimation of time delays in asynchronous DS-CDMA systems," Royal Inst. of Technol., Stockholm, Sweden, Internal Rep. IR-S3-SB-9852, Sept. 1998.
7. P. Stoica and T. Söderström, "Statistical analysis of MUSIC and subspace rotation estimates of sinusoidal frequencies," IEEE Trans. Signal Processing, vol. 39, pp. 1836-1847, Aug. 1991.
8. T. Östman, "On the bounds of performance in communications systems," Royal Inst. of Technol., Stockholm, Sweden, Internal Rep. IR-S3-SB-9725, Sept. 1997.