Sentences with phrase «calls backscatter»

Barry Steinhardt, associate director of the American Civil Liberties Union, calls backscatter x-ray imaging «nothing more than an electronic strip search.»

This «tsunami» shifts direction through a conductivity - smothering phenomenon called backscattering — like a wave breaking against sheer cliffs.

The slight change, called backscatter, allows them to determine the voltage.

Not exact matches

Now, using a technique called «ambient backscatter,» University of Washington researchers are doing just that: They have transformed existing wireless signals into both a power source and a communication medium for a sensor network.

A team at Disney Research is looking at harnessing a technique called ultra-wideband (UWB) ambient backscatter, which would allow IoT devices to save power and ditch their radio transmitters by piggybacking their communications on the multitude of FM and cellular signals already in the air.

This phenomenon is called «backscatter blacklisting».