@inproceedings{7108422,
  author = {{Lazik}, P. and {Rajagopal}, N. and {Sinopoli}, B. and {Rowe}, A.},
  booktitle = {21st IEEE Real-Time and Embedded Technology and Applications Symposium},
  title = {Ultrasonic time synchronization and ranging on smartphones},
  year = {2015},
  volume = {},
  number = {},
  pages = {108-118},
  keywords = {clocks;Global Positioning System;indoor navigation;smart phones;time-of-arrival estimation;TOF measurements;GPS source;infrastructure beacons;clock synchronization;RF-based time synchronization;TOF ranging;time-of-flight ranging;TDOA;time-difference-of-arrival;mobile devices;indoor positioning;smartphones;ultrasonic time ranging;ultrasonic time synchronization;Synchronization;Distance measurement;Jitter;Acoustics;Global Positioning System;Smart phones},
  doi = {10.1109/RTAS.2015.7108422},
  issn = {1545-3421},
  month = apr,
  pdf = {http://users.ece.cmu.edu/\%7Eagr/resources/publications/rtas15.pdf}
}