ULTRA-SOUND COMMUNICATION SYSTEM
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United States of America Patent
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Issued Date -
Feb 2, 2017
app pub date -
Jul 6, 2014
filing date -
Jul 6, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A device is disclosed. The device includes a plurality of microphones to receive ultra-sound signals, wherein the ultra-sound signals include an encoded data. The device also includes a microcontroller coupled to the plurality of microphones. The microcontroller is configured to detect the ultra-sound signals through the plurality of microphones. The detection of the ultra-sound signals includes calculating an angle of arrival of the ultra-sound signals at a microphone in the plurality of microphones. The microcontroller is configured to perform a transaction based on the encoded data received via a microphone in the plurality of microphones.
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