Sciweavers

HCI
2007
14 years 9 days ago
A Navigation System Using Ultrasonic Directional Speaker with Rotating Base
This paper proposes new method for object reference which enables a person to find surrounding objects and develops a navigation system named CoCo. CoCo employs an ultrasonic direc...
Kentaro Ishii, Yukiko Yamamoto, Michita Imai, Kazu...
ICASSP
2009
IEEE
14 years 5 months ago
On the phonetic information in ultrasonic microphone signals
We study the phonetic information in the signal from an ultrasonic “microphone”, a device that emits an ultrasonic wave toward a speaker and receives the reflected, Doppler-s...
Karen Livescu, Bo Zhu, James R. Glass