Towards Real-time Time-of-Arrival Self-Calibration using Ultra-Wideband Anchors

Kenneth John Batstone, Magnus Oskarsson, Karl Åström

Research output: Chapter in Book/Report/Conference proceedingPaper in conference proceedingpeer-review

Abstract

Indoor localisation is a currently a key issue, from robotics to the Internet of Things. With hardware advancements making Ultra-Wideband devices more accurate and low powered (potentially even passive), this unlocks the potential of having such devices in common place around factories and homes, enabling an alternative method of navigation. Therefore, anchor calibration indoors becomes a key problem in order to implement these devices efficiently and effectively. In this paper, we study the possibility for sequentially gathering Ultra-Wideband Time-of-Arrival measurements and using previously studied robust solvers, merge solutions together in order to calculate anchor positions in 3D in real-time. Here it is assumed that there is no prior knowledge of the anchor positions. This is then validated using Ultra-Wideband Time-of-Arrival data gathered by a Bitcraze Crazyflie quadcopter in 2D motion, 3D motion and full flight.
Original languageEnglish
Title of host publicationInternational Conference on Indoor Positioning and Indoor Navigation (IPIN), 2017
PublisherIEEE - Institute of Electrical and Electronics Engineers Inc.
Number of pages8
DOIs
Publication statusPublished - 2017 Sept
EventInternational Conference on Indoor Positioning and Indoor Navigation (IPIN), 2017 - Conference Hall, Hokkaido University, Sapporo, Japan
Duration: 2017 Sept 182017 Sept 21
http://www.ipin2017.org

Conference

ConferenceInternational Conference on Indoor Positioning and Indoor Navigation (IPIN), 2017
Abbreviated titleIPIN
Country/TerritoryJapan
CitySapporo
Period2017/09/182017/09/21
Internet address

Subject classification (UKÄ)

  • Computer graphics and computer vision

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