Synichronization with DMT Modulation

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ABSTRACT rIenc ae .idv iegri tfauln tcrationsnm. Aiscsciounra styes ttiemmi,n gsy inncfhorromnaiztiaotino nm iuss at nb ee sksneonwtianl to the demodulator in order to produce reliable estimates of the transmitted data sequence. 111 this article, synchronization for discrete multitone transmission is examined.The effect c'f imperfect timing on the receiver performance is investigated. An overview of timina estimation and correction circuits based on data-aided and non-data-aided algo-rithms derived from maximum-likelihood estimation theory is given.