一种基于DFT-S-OFDM系统的上行链路资源均衡分配方案  

A Balanced Resource Allocation Scheme for Uplink DFT-S-OFDM System

作　　者：包晓晶[1] 吴馨华[1] 王宗欣[1] 

机构地区：[1]复旦大学通信科学与工程系,上海200433

出　　处：《复旦学报（自然科学版）》2008年第6期749-754,共6页Journal of Fudan University：Natural Science

摘　　要：分析了3G长期演进系统中上行链路标准DFT-S-OFDM的基本工作原理,提出一种基于此系统的资源均衡分配和功率分配方案,并对其进行了系统建模、复杂度分析和系统仿真.结果证明该方案可以提高上行链路的系统容量,复杂度较低,具有较强的实用性.The fundamental operation principle of uplink standard DFTS-OFDM in 3G LTE system recommended by 3GPP is analyzed.Scheme of resource allocation and power optimization based on the system is proposed.The system model,complexity analysis and simulation results of the proposed allocation scheme are presented.It has been shown that,compared with traditional allocation schemes,the proposed resource allocation scheme can improve the system capacity while low complexity is still maintained.

关 键 词：第三代通信系统长期演进 上行链路 基于傅立叶变换扩展的正交频分复用 资源均衡分配 

分 类 号：TN919.3[电子电信—通信与信息系统]