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IntroductionDirectsequencespreadspectrummultipleaccess(DS/SSMA)systemcanofferhighercapacitythanfrequencyhoppingspreadspectrummulti-pleaccess(FH/SSMA)system,butthecapacityofthesystemdependsgreatlyonthepoweroftheuser'sreceivedsignals,thatisso-callednea… 相似文献
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