Echo delay encoding

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United States of America Patent

PATENT NO 8976959
APP PUB NO 20140140503A1
SERIAL NO

13835577

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Abstract

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Communicating data is disclosed. A time delay encoding a data to be communicated is selected. A sonic signal is combined with a version of the sonic signal that is delayed by the selected time delay. The data is communicated at least in part by transmitting the combined signal to a mobile device.

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Patent Owner(s)

Patent OwnerAddress
TREATS INC8 10TH STREET UNIT 3501 SAN FRANCISCO CA 94103

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Duplan, Lucas Andrew Orinda, US 11 438
Riggs, Jason N Atherton, US 3 88

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