@misc{EURECOM+4180,
  author = {Yemdji, Christelle and  Lepauloux, Ludovick and  Beaugeant, Christophe and  Evans, Nicholas},
  title = {Usage of microphones power difference for echo processing in mobile phones},
  howpublished = {US Patent 13/892420},
  year = {2013},
  note = {© EURECOM. Personal use of this material is permitted. The definitive version of this paper was published in US Patent 13/892420 and is available at :},
}