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Category: Smartphone Apps

A.N LABBlogSmartphone Apps

Ultrasound and applications

Sunday June 29th, 2014

JUNE 29TH, 2014

At A.N.Lab, we have recently been developing smartphone applications utilizing ultrasound technology.

The smartphone microphones can record the sounds of frequencies up to 22 kHz (22,000 Hertz), but human can only recognize the sounds up to 20kHz.
That means the sounds in the range from 20kHz to 22kHZ is non-audible to human, but is “audible” to smartphone applications.

Continue reading “Ultrasound and applications” →

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