An experimental approach to a low-complexity two-step TOA measurement for TR-UWB signals

  • Jorge A. Pardinas-Mir
  • , Roger Lamberti
  • , Muriel Muller
  • , Claude Gimenes

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

Abstract

A proposal for a two-step time of arrival (TOA) estimation based on the Time Delayed Sampling and Correlation (TDSC) method for Transmitted Reference Ultra-wideband (TR-UWB) signals is presented and experimentally tested in a wireless environment. It relies on the sliding correlation over a symbol length, at the coarse step, to find a signal block where the direct path is enclosed. At the second step, the sliding correlation is finely evaluated over this signal block to estimate precisely the beginning of the pulse. The TOA is then evaluated with a high resolution obtained from the relatively high sampling frequency of the metal-oxide semiconductor circuit (CMOS) that implements the TDSC method. This TOA estimator structure is simple, feasible and with a low computing demand.

Original languageEnglish
Title of host publication2012 IEEE International Conference on Communications, ICC 2012
Pages4504-4508
Number of pages5
DOIs
Publication statusPublished - 1 Dec 2012
Externally publishedYes
Event2012 IEEE International Conference on Communications, ICC 2012 - Ottawa, ON, Canada
Duration: 10 Jun 201215 Jun 2012

Publication series

NameIEEE International Conference on Communications
ISSN (Print)1550-3607

Conference

Conference2012 IEEE International Conference on Communications, ICC 2012
Country/TerritoryCanada
CityOttawa, ON
Period10/06/1215/06/12

Keywords

  • TDSC
  • TR-UWB
  • indoor localization
  • ranging
  • time of arrival
  • ultra-wideband

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