Kalman-filtering timing recovery scheme for orthogonal frequency domain multiplexing (OFDM) systems

Mohamad Hajirostam, M. A. Maddah-Ali, A. Haft-Baradaran, M. T. Kilani, S. M. Fakhraie, M. Sharif-Khani, O. Shoaei

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

This paper describes a new technique for timing synchronization in orthogonal frequency domain multiplexing (OFDM) transceiver systems. The proposed technique is based on non-synchronized sampling rate and no pilot is required to be transmitted. Therefore the transmission capacity is increased. The proposed algorithm employs the angles of the received symbols in the OFDM subchannels and provides a computationally efficient technique for estimation of the timing error. An equivalent state space model is also derived for timing error and then Kalman filtering method is exploited for tracking purposes. The proposed technique is very robust, particularly under low signal to noise ratio conditions and has been verified by means of computer simulations.

Original languageEnglish (US)
Title of host publicationCommunicationsSensor Array and Multichannel Signal Processing
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages2681-2684
Number of pages4
ISBN (Electronic)0780362934
DOIs
StatePublished - 2000
Externally publishedYes
Event25th IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2000 - Istanbul, Turkey
Duration: Jun 5 2000Jun 9 2000

Publication series

NameICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings
Volume5
ISSN (Print)1520-6149

Other

Other25th IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2000
Country/TerritoryTurkey
CityIstanbul
Period6/5/006/9/00

Bibliographical note

Publisher Copyright:
© 2000 IEEE.

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