LMMSE based turbo equalization for nonlinear memory channel

Zheren Long, Hua Wang*, Nan Wu, Wei Song, Dewei Yang

*此作品的通讯作者

科研成果: 书/报告/会议事项章节会议稿件同行评审

4 引用 (Scopus)

摘要

Wideband satellite communication channel can be considered as nonlinear memory channel, which can be described by Volterra model. To counter both nonlinear and memory effects, linear minimum mean square error (LMMSE) based turbo equalizer is proposed in this paper. Although LMMSE is a kind of affine transform, the nonlinear memory interference is cancelled by taking the coefficients of nonlinear memory part into consideration. According to turbo method, the a priori probability of decision symbol is not taken into consideration in both linear part and nonlinear part. Meanwhile, full information rather than extrinsic information from the decoder is used to upgrade the performance. Simulation results demonstrate that the proposed LMMSE based equalizer has better performance than the original linear and traditional nonlinear equalizer.

源语言英语
主期刊名2016 8th International Conference on Wireless Communications and Signal Processing, WCSP 2016
出版商Institute of Electrical and Electronics Engineers Inc.
ISBN(电子版)9781509028603
DOI
出版状态已出版 - 21 11月 2016
活动8th International Conference on Wireless Communications and Signal Processing, WCSP 2016 - Yangzhou, 中国
期限: 13 10月 201615 10月 2016

出版系列

姓名2016 8th International Conference on Wireless Communications and Signal Processing, WCSP 2016

会议

会议8th International Conference on Wireless Communications and Signal Processing, WCSP 2016
国家/地区中国
Yangzhou
时期13/10/1615/10/16

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