DHT-based frequency-domain equalizer for DMT systems

Chih Feng Wu, Muh Tian Shiue, Chrong Kuang Wang

研究成果: 書貢獻/報告類型會議論文篇章同行評審

5 引文 斯高帕斯(Scopus)

摘要

A DHT-based frequency-domain equalizer (FEQ) is presented to eliminate the real-to-complex transformation (R2CT) for the discrete Hartley transform (DHT) based discrete multi-tone (DMT) systems. The DHT-based FEQ can be further used to develop the DHT-based per-tone equalization for DMT systems. In this paper, the DHT-based DMT ADSL system is adopted as a vehicle to demonstrate the DHT-based FEQ performance. Based on the steepest descent (SD) algorithm, the DHT-based FEQ is derived without employing R2CT, which costs 2N-addition. N is the number of DHT points. The performance analysis of the DHT-based FEQ proves no signal-to-noise ratio (SNR) loss compared with the DFT-based FEQ, and the bit allocation and data rate are identical with the performance analysis.

原文???core.languages.en_GB???
主出版物標題13th European Signal Processing Conference, EUSIPCO 2005
頁面1540-1543
頁數4
出版狀態已出版 - 2005
事件13th European Signal Processing Conference, EUSIPCO 2005 - Antalya, Turkey
持續時間: 4 9月 20058 9月 2005

出版系列

名字13th European Signal Processing Conference, EUSIPCO 2005

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???event.eventtypes.event.conference???13th European Signal Processing Conference, EUSIPCO 2005
國家/地區Turkey
城市Antalya
期間4/09/058/09/05

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