电子学报 ›› 2011, Vol. 39 ›› Issue (1): 133-141.

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超宽带定位研究与应用:回顾和展望

肖竹1, 王勇超2, 田斌2, 于全2,3, 易克初2   

  1. 1. 湖南大学计算机与通信学院,湖南长沙 410082;2. 西安电子科技大学综合业务网国家重点实验室,陕西西安 710071;3. 总参第61研究所,北京 100039
  • 收稿日期:2009-02-10 修回日期:2010-08-20 出版日期:2011-01-25 发布日期:2011-01-25

Development and Prospect of Ultra-Wideband Localization Research and Application

XIAO Zhu1, WANG Yong-chao2, TIAN Bin2, YU Quan2,3, YI Ke-chu2   

  1. 1. Colege of Computer and Communication,Hunan University,Changsha,Hunan 410082,China;2. State Key Laboratory of Integrated Service Networks,Xidian University,Xi’an,Shaanxi 710071,China;3. The 61st Research Institute of General Staff Headquarters,Beijing 100039,China
  • Received:2009-02-10 Revised:2010-08-20 Online:2011-01-25 Published:2011-01-25

摘要: 超宽带(Ultra-Wideband,UWB)技术能获得比现有无线定位技术更高的测距定位精度.本文主要讨论UWB定位技术的研究和应用,包括TOA/TDOA(Time/Time Difference of Arrival)等UWB定位方法、多径时延估计理论、非视距定位和协作式定位、多带OFDM(Orthogonal Frequency Division Multiplexing)定位和其他超宽带信号定位方式等方面,对其发展历程和现状进行了充分的叙述和分析,最后指出了仍存在的问题和值得进一步探讨的方向.

关键词: 超宽带, 定位, 到达时间, 时延估计, 非视距定位, 协作定位, 多带OFDM

Abstract: Ultra-Wideband (UWB) has the ability of achieving the better ranging and localization precision than current wireless system.The research and application of UWB localization are studied on this paper,in which the main topics include the different UWB localization methods like TOA/TDOA(Time/Time Difference of Arrival),multipath delay estimation theory,non-light-of-sight localization,cooperative localization,MB-OFDM(Orthogonal Frequency Division Multiplexing) and other ultra-wideband signals localization.Then its development and actuality are discussed in details.The existing problems and several future valuable research directions are summarized finally.

Key words: UWB, localization, time of arrival, time delay estimation, NLOS localization, cooperative localization, MB-OFDM

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