2 papers
eess.AS2018
Multipath-enabled private audio with noise
Anadi Chaman, Yu-Jeh Liu, Jonah Casebeer +1
We address the problem of privately communicating audio messages to multiple listeners in a reverberant room using a set of loudspeakers. We propose two methods based on emitting n…
cs.SD2018
Cocktails, but no party: multipath-enabled private audio
Yu-Jeh Liu, Jonah Casebeer, Ivan Dokmanić
We describe a private audio messaging system that uses echoes to unscramble messages at a few predetermined locations in a room. The system works by splitting the audio into short…