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TD-LTE无线接入网介绍.pdf

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2009年第03期,第42卷 通信技术 V01.42,No.03,2009 Communications 总第207期 Technology No.207,Totally TD-LTE无线接入网介绍 陈昌川∞, 廖晓锋①, 赵川斌@ (①重庆人学。重庆400030;②藿庆邮电大学,重庆400065) 完善,测试正在逐步开展,文中对TD—LTE(TDDLTE)的演进过程,网络架构,物理层关键技术,高层协议找进行了初步分 进行了介绍;最后文章对TD-LTE的发展进行了探讨。 【关键词】TD—LTE;Type2帧结构;e-NodeB 【中图分类号】TN929.5 【文献标识码】A EvolutionTD——LTEoverTD—’SCDMARadioAccessNetwork Term of System Long CHEN Chuan-bin。 Chang—chuan∞,LIA0Xiao-feng。,ZHAO ofPostand 40065,China) 400030,China;(国ChongqingUniversity TeleeoⅫa,Chongqing (①chongqingUniversity,Chongqing TD-SCDMA iS ina thefutureevolution [AbstractI rapidly,andappliedIarge—scale.As technologydeveloping havebeen overTD—SCDMA TerrestrialRadioAccessNetwork specifications technology System,TD-LTE technology and this 3GPP,andarenow perfectedtested.Inpaper,networksystem approvedby being on of andother are alsothe anddevelopment layer layersspecificationsanalyzed.Andimprovement technology ofTD—LTEdiscussed. andSmart isdescribed,thefuturedevelopment TDD,OFDMMIMOAntenna,NASlayers frame structuretype2:e-NodeB [Key.ords]TD—LTE:radio 0引言 节点被取消, 取而代
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