Cyclic prefix optimization for OFDM transmission over fading propagation with bit-rate and BER constraints

Yu Pin Chang, Peter Lemmens, Po Ming Tu, Chien Chuan Huang, Pei Yin Chen

研究成果: Paper同行評審

2 引文 斯高帕斯(Scopus)

摘要

Orthogonal Frequency Division Multiplexing (OFDM) is a robust multi-carrier modulation technique for high data rata wired/wireless transmission systems due to its good performance in multi-path channels. In this paper, a chaos-evolutionary programming (CEP) hybrid approach is proposed to achieve a minimum degradation of OFDM transmission over multi-path channels, taking into account, the Doppler effect and Additive White Gaussian Noise (AWGN), under bit error rate (BER) constraint. CEP is employed to find the optimum length of the guard Interval (GI), which is proposed to overcome the problem of interferences that occur at the receiver. An illustrative example is given to verify the effectiveness of the proposed method.

原文English
頁面29-32
頁數4
DOIs
出版狀態Published - 2011 12月 1
事件2011 2nd International Conference on Innovations in Bio-inspired Computing and Applications, IBICA 2011 - Shenzhen, Guangdong, China
持續時間: 2011 12月 162011 12月 18

Other

Other2011 2nd International Conference on Innovations in Bio-inspired Computing and Applications, IBICA 2011
國家/地區China
城市Shenzhen, Guangdong
期間11-12-1611-12-18

All Science Journal Classification (ASJC) codes

  • 生物技術
  • 計算機理論與數學
  • 電腦科學應用

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