Theoretical Limits of SoOP TDOA Localization of Unmanned Systems with Imperfect Synchronization

Khaled Walid Elgammal*, Berke Can Turan, Oguz Bedir, Hasari Celebi, Marwa K. Qaraqe, Mehmet Kemal Ozdemir

*Corresponding author for this work

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

Abstract

Self-localization is of crucial importance to Unmanned Aerial Vehicle (UAV) industry. Localization systems such as the Global Positioning System (GPS) are prone to jamming and spoofing. Localization using the Signal-Of-Opportunity (SoOP) gained much attention recently as an alternative to typical localization systems. We consider a general scenario where a receiver deployed on a mobile UAV finds its location based on Time Difference Of Arrival (TDOA) measurements with a number of unsynchronized reference Base Station (BS) receivers using signals from unsynchronized transmitters. The UAV has relative time offsets and clock skews with the BSs. We derive the Cramer-Rao Lower Bound (CRLB) of the UAV location and relative skews. Then, we plot them for Phase Alternating Line (PAL) analog TV transmission as SoOP.

Original languageEnglish
Title of host publication2023 IEEE 28th International Workshop on Computer Aided Modeling and Design of Communication Links and Networks, CAMAD 2023
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages158-163
Number of pages6
ISBN (Electronic)9798350303490
DOIs
Publication statusPublished - 2023
Event2023 IEEE 28th International Workshop on Computer Aided Modeling and Design of Communication Links and Networks, CAMAD 2023 - Edinburgh, United Kingdom
Duration: 6 Nov 20238 Nov 2023

Publication series

NameIEEE International Workshop on Computer Aided Modeling and Design of Communication Links and Networks, CAMAD
ISSN (Electronic)2378-4873

Conference

Conference2023 IEEE 28th International Workshop on Computer Aided Modeling and Design of Communication Links and Networks, CAMAD 2023
Country/TerritoryUnited Kingdom
CityEdinburgh
Period6/11/238/11/23

Keywords

  • LOS
  • Line-Of-Sight
  • SoOP
  • TDOA
  • UAV
  • non-GPS
  • receiver self-localization
  • signals of opportunity

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