Telecom

Secure data transmission with ultrasound on the mobile phone

Ultrasound communication is an entirely new method for data exchange between IoT devices and mobile phones. The communication between these is inaudible and the hardware requirements are kept to a minimum: microphone and ...

Internet

Fears grow on digital surveillance: US survey

Americans are increasingly fearful of monitoring of their online and offline activities, both by governments and private companies, a survey showed Friday.

Engineering

Mobile phone signals provide occupancy numbers for buildings

Buildings currently consume about 40 percent of all the electricity used in the United States, most of them located in urban areas that are growing rapidly. Because electricity generation is the largest source of greenhouse ...

Computer Sciences

The privacy risks of compiling mobility data

A new study by MIT researchers finds that the growing practice of compiling massive, anonymized datasets about people's movement patterns is a double-edged sword: While it can provide deep insights into human behavior for ...

Hi Tech & Innovation

Where you go tells who you are—and vice versa

November 19, 2018—Estimating travel demand in a city is a critical tool for urban planners to understand traffic patterns, predict traffic congestion, and plan ahead for transportation infrastructure maintenance and replacement. ...

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