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面向复杂电磁环境的多天线信道估计技术

胡苏 郭惠婷 武刚

胡苏, 郭惠婷, 武刚. 面向复杂电磁环境的多天线信道估计技术[J]. 电子与信息学报, 2016, 38(9): 2221-2226. doi: 10.11999/JEIT151316
引用本文: 胡苏, 郭惠婷, 武刚. 面向复杂电磁环境的多天线信道估计技术[J]. 电子与信息学报, 2016, 38(9): 2221-2226. doi: 10.11999/JEIT151316
HU Su, GUO Huiting, WU Gang. Multiple Antenna Channel Estimation Technology in Complex Electromagnetic Environment[J]. Journal of Electronics & Information Technology, 2016, 38(9): 2221-2226. doi: 10.11999/JEIT151316
Citation: HU Su, GUO Huiting, WU Gang. Multiple Antenna Channel Estimation Technology in Complex Electromagnetic Environment[J]. Journal of Electronics & Information Technology, 2016, 38(9): 2221-2226. doi: 10.11999/JEIT151316

面向复杂电磁环境的多天线信道估计技术

doi: 10.11999/JEIT151316
基金项目: 

国家863计划(2015AA8098083C),国家自然科学基金(61471100, 61101090),中央高校基金(ZYGX2015J012)

Multiple Antenna Channel Estimation Technology in Complex Electromagnetic Environment

Funds: 

The National 863 Program of China (2015AA8098083C), The National Natural Science Foundation of China (61471100, 61101090), The Fundamental Research Funds for the Central Universities (ZYGX2015J012)

  • 摘要: 对于基于认知无线电架构的多天线信道估计技术,由于传统零相关序列是在全部频谱可用前提下设计的,在复杂电磁环境的频谱限制下,传统零相关序列部分频域元素发生变化,且不再满足原始序列的周期相关特性,因此不能直接应用于复杂电磁环境的多天线信道估计。该文介绍了多天线通信系统的信道估计算法并指出对理想序列的要求,然后针对复杂电磁环境,即在存在频谱空穴的条件下,联合优化频谱受限和良好周期相关程度两大评价指标,设计出适用的序列集合,作为训练序列应用到认知无线电系统的信道估计算法中,仿真结果验证了新序列集合的有效性。
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出版历程
  • 收稿日期:  2015-11-25
  • 修回日期:  2016-04-18
  • 刊出日期:  2016-09-19

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