Rapid and low-complexity synchronization for IR-UWB receiver

Xu Zhan*, An Jianping, Yang Kai, Bu Xiangyuan, Liu Peng

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Citations (Scopus)

Abstract

Practical and low complexity implementation of receivers is of vital importance for the successful penetration of the ultra-wideband (UWB) technology. The role of a synchronization technique is essentially to determine the relative delay of the received signal with respect to a template signal in the receiver, and it is difficult to implement due to the ultra-fine time-resolvability of the UWB signal. In this paper, a new method for synchronization based on sliding correlation theory and energy detection is proposed, which can reduce the average acquisition time considerably. The algorithm is shown to have enhanced efficiency compared to the conventional serial search algorithm and the degradation in performance is limited. For binary PPM modulation, the key design parameter selections that minimize the BER are derived and analyzed. Simulations corroborate our results.

Original languageEnglish
Title of host publication2008 International Conference on Wireless Communications, Networking and Mobile Computing, WiCOM 2008
DOIs
Publication statusPublished - 2008
Event2008 International Conference on Wireless Communications, Networking and Mobile Computing, WiCOM 2008 - Dalian, China
Duration: 12 Oct 200814 Oct 2008

Publication series

Name2008 International Conference on Wireless Communications, Networking and Mobile Computing, WiCOM 2008

Conference

Conference2008 International Conference on Wireless Communications, Networking and Mobile Computing, WiCOM 2008
Country/TerritoryChina
CityDalian
Period12/10/0814/10/08

Keywords

  • Coarse acquisition
  • Energy detection
  • Fine acquisition
  • Optimal integration length
  • Sliding correlation
  • Time hopping pulse position modulation ultra wideband(TH-PPM-UWB)

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