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??【文件名】:06724@52RD_0004kim.rar
??【格 式】:rar
??【大 小】:61K
??【简 介】:Abstract—Clippingisoftenusedtoreducethelargepeakto-
??meanenvelopepowerratiooforthogonalfrequency-division
??multiplexing(OFDM)signals.However,itintroducesadditional
??noisethatdegradesthesystemperformance.Atechniquecalled
??decision-aidedreconstruction(DAR)isproposedformitigating
??theclippingnoise.Theperformanceoftheproposedtechniqueis
??evaluatedforadditivewhiteGaussiannoiseandstaticintersymbol
??inteferencechannels.Theeffectofusingarealisticchannel
??estimateisalsoexamined.ResultsshowthattheDARtechnique
??canmitigatetheclippingnoisesignificantlyforOFDMsystems
??thathavelargeblocksizes.
??IndexTerms—OFDM,clippingnoise,decision-aided,reconstruction.
??【目 录】:
??I.INTRODUCTION
??II.SYSTEMANDCHANNELMODEL
??III.DECISION-AIDEDRECONSTRUCTION(DAR)
??IV.NUMERICALRESULTS
??V.CONCLUDINGREMARKS
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发表于 2006-7-24 10:06:00
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