Optimum Sampling for Packet Assisted Round Trip Time Measurement

Hans-Peter Bernhard, Bernhard Etzlinger, Andreas Springer

Research output: Conference proceeding/Chapter in Book/Report/Conference Paperpeer-review

Abstract

The paper presents a sampling method that dramatically improves the measurement accuracy of the round trip time (RTT) measurement in digital communication systems. For state of the art methods, the accuracy of time measurements in discrete time systems and low noise scenarios is limited to the sampling period T. If the measurement is repeated m-times, the upper bound of the quantization mean square error (MSE) is ~1/m. The proposed sampling scheme reduces the upper bound of the MSE to ~1/m2. This exceptional feature is enabled by applying a prime relation between sampling rate and bit rate of the communication system.
Original languageEnglish
Title of host publication ICASSP 2019 - 2019 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
Pages4629-4633
Number of pages5
DOIs
Publication statusPublished - 1 May 2019
EventICASSP 2019 - 2019 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) - Brighton, United Kingdom
Duration: 12 May 201917 May 2019

Conference

ConferenceICASSP 2019 - 2019 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
Period12/05/1917/05/19

Keywords

  • IWSN
  • WSN
  • industrial wireless sensor network
  • internet of things
  • localization
  • measurement accuracy
  • round trip time
  • sampling
  • synchronization

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