{"title":"Iterative MMSE estimation of SINR for turbo-coded FH-SS systems in partial-band interference and fading channels","authors":"Ahmad Gomaa, A. Elezabi","doi":"10.1002/ett.1452","DOIUrl":null,"url":null,"abstract":"The minimum mean square error (MMSE) estimate of the signal-to-interference-and-noise ratio (SINR) is derived for turbo-coded slow frequency hopping systems in the presence of partial-band interference and Rayleigh fading. The MMSE estimator operates without training symbols and iteratively uses the turbo decoder extrinsic information to improve the accuracy of the SINR estimate. Performance comparisons are made with a genie-aided MAP-based estimator and near-optimal performance is obtained for all but impractically small hop sizes. Copyright © 2010 John Wiley & Sons, Ltd.","PeriodicalId":50473,"journal":{"name":"European Transactions on Telecommunications","volume":"129 1","pages":"93-97"},"PeriodicalIF":0.0000,"publicationDate":"2011-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"European Transactions on Telecommunications","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1002/ett.1452","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 0
部分频带干扰和衰落信道下涡轮编码跳频系统信噪比的MMSE迭代估计
对存在部分频带干扰和瑞利衰落的涡轮编码慢跳频系统，导出了信噪比的最小均方误差估计。MMSE估计器不需要训练符号，迭代地利用turbo译码器的外部信息来提高信噪比估计的精度。性能比较是用一个基因辅助的基于map的估计器进行的，除了不切实际的小跳数外，所有跳数都获得了接近最优的性能。版权所有©2010 John Wiley & Sons, Ltd
本文章由计算机程序翻译，如有差异，请以英文原文为准。
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