@conference {,
	title = {Efficient Architecture for Ultrasonic Array Preocessing based on Encoding Techniques },
	booktitle = {4th Internacional Conference on Indoor Positioning and Indoor Navigation (IPIN 2013},
	volume = {1},
	year = {2013},
	month = {10/2013},
	pages = {1-4},
	publisher = {IEEE},
	organization = {IEEE},
	chapter = {1},
	address = {Montbeliard -  Belfort,  (Francia},
	isbn = {978-1-4673-1954-6},
	author = {C. Diego and J. M. Castilla and R. Garc{\'\i}a and M. C. P{\'e}rez and A. Hern{\'a}ndez and F. M. S{\'a}nchez}
}
