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基于干扰对准的LTE上行虚拟MIMO系统

安永丽 肖扬

北京交通大学学报2011,Vol.35Issue(5):68-72,5.
北京交通大学学报2011,Vol.35Issue(5):68-72,5.

基于干扰对准的LTE上行虚拟MIMO系统

LTE uplink virtual-MIMO systems based on interference alignment

安永丽 1肖扬2

作者信息

  • 1. 北京交通大学计算机与信息技术学院,北京 100044
  • 2. 河北联合大学信息工程学院,河北唐山 063004
  • 折叠

摘要

Abstract

We proposed a virtual MIMO (V-MIMO) system using the 2 × 2 pattern for LTE uplink, I.e. × a two antennas' base station supports two single antenna's users simultaneously. With the V-MIMO, the paper designed one kind of interference alignment algorithm for LTE MIMO based on the transmission time delay. The algorithm separates base station's receiving signal by odd time slot and even time slot, thus expected signal and unexpected signal are separated for Ues. A two antennas' base station may support 3 even 4 users simultaneously by using our algorithm to access the uplink of LTE network.

关键词

LTE/虚拟MIMO/干扰对准

Key words

LTE/ V-MIMO/ Interference alignment

分类

信息技术与安全科学

引用本文复制引用

安永丽,肖扬..基于干扰对准的LTE上行虚拟MIMO系统[J].北京交通大学学报,2011,35(5):68-72,5.

基金项目

北京市自然科学基金项目资助(4102050) (4102050)

北京交通大学学报

OA北大核心CSCDCSTPCD

1673-0291

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