Audio Watermarking Tools 3 (AWT3) — an audio trigger and watermarking solution especially designed for reliable far-field, over-the-air digital signaling in so called "second screen" applications and for other similar uses (kick-shopping and more). The technology can be utilized for triggering, events initiation, handshake and data transmission over-the-air by means of sound waves. AWT3 is an ultra-sonic extension of AWT2 and is fully based on its patented technology.
Refer to AWT solutions comparison table for more information on features and capabilities of AWT3.
Details and demo (including Android app allowing to detect watermarks over-the-air) are available upon request, please feel free to contact AWT3 developer.
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(*) U.S. Patent No. 8,116,514