@conference {309,
	title = {Estimation and Detection in the Presence of Ringing Noise},
	booktitle = {IEEE International Ultrasonics Symposium},
	year = {2010},
	url = {http://soe.ucsc.edu/~manduchi/papers/ultrasonics2010.pdf},
	author = {Jameson, Brant and Roberto Manduchi}
}
@conference {308,
	title = {Watch Your Head: A Wearable Collision Warning Sensor System for the Blind},
	booktitle = {IEEE Sensors 2010 Conference},
	year = {2010},
	url = {http://users.soe.ucsc.edu/~manduchi/papers/sensors2010.pdf},
	author = {Jameson, Brant and Roberto Manduchi}
}
