Monsters university

Secure data transmission with ultrasound on the mobile phone

by the University of Applied Sciences of St. Poelten SoniTalk screenshot. Credit: St. Pölten UAS Ultrasonic communication is a whole new method of exchanging data between IoT devices and mobile phones. Communication between them is inaudible and the hardware requirements are reduced to a minimum: microphone and speakers. Researchers at St. Pölten University of Applied […]