@inproceedings{echtler2010ledtouch,
  author      = {Echtler, F. and Pototschnig, T. and Klinker, G.},
  title       = "An LED-based Multitouch Sensor for LCD Screens",
  booktitle   = {TEI '10: Proceedings of the conference on tangible and embedded interaction},
  month       = jan,
  year        = 2010,
  keywords    = {multi-touch, infrared, sensing, LED, flatscreen}
}