摘要
文章通过对LTE系统上下行多址方式的处理过程进行分析,探讨了LTE下行多址方式OFDMA存在的优缺点,并从峰均比的角度阐述了LTE上行多址方式采用SC-FDMA的原因,最后针对OFDMA和SC-FDMA进行了对比说明。
This paper analyzes the processing procedures of the upgoing and downgoing multiple-access mode of LTE sytem, discusses the advantages and disadvantages of OFDMA. From the angle of PAPR, the paper also expounds the reasons for using SC- FDMA. Finally, OFDMA and SC - FDMA are compared.
出处
《长沙通信职业技术学院学报》
2013年第4期12-13,共2页
Journal of Changsha Telecommunications and Technology Vocational College
