Frekans seçici kanallarda çalişan yukari link MC-CDMA sistemleri için em tabanh birleşik bilgi sezim ve kanal kestirim yöntemi

Translated title of the contribution: EM-based joint data detection and channel estimation for uplink MC-CDMA systems over frequency selective channels

Hakan Doǧan*, Erdal Panayirci, Hakan A. Çirpan, Bernard H. Fleury

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

This paper is concerned with joint channel estimation and data detection for uplink multicarrier code-division multipleaccess (MC-CDMA) systems in the presence of frequency fading channel. The detection and estimation algorithm, implemented at the receiver, is based on a version of the expectation maximization (EM) technique which is very suitable for the multicarrier signal formats. Application of the EM-based algorithm to the problem of iterative data detection and channel estimation leads to a receiver structure that also incorporates a partial interference cancelation. Computer simulations show that the proposed algorithm has excellent BER end estimation performance.

Translated title of the contributionEM-based joint data detection and channel estimation for uplink MC-CDMA systems over frequency selective channels
Original languageTurkish
Title of host publication2007 IEEE 15th Signal Processing and Communications Applications, SIU
DOIs
Publication statusPublished - 2007
Externally publishedYes
Event2007 IEEE 15th Signal Processing and Communications Applications, SIU - Eskisehir, Turkey
Duration: 11 Jun 200713 Jun 2007

Publication series

Name2007 IEEE 15th Signal Processing and Communications Applications, SIU

Conference

Conference2007 IEEE 15th Signal Processing and Communications Applications, SIU
Country/TerritoryTurkey
CityEskisehir
Period11/06/0713/06/07

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