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Fine-grained ultrasound range finding for mobile devices: Sensing way beyond the 24 kHz limit of built-in microphones.
Yuchi Chen
Wei Gong
Jiangchuan Liu
Yong Cui
Published in:
INFOCOM Workshops (2017)
Keyphrases
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fine grained
mobile devices
coarse grained
tightly coupled
access control
ultrasound images
mobile learning
massively parallel
context aware
automatic speech recognition
database
sensor networks
mobile applications
smart phones