Hack-A-Day friend [Limor] AKA [ladyada] has been promising a portable RF jammer for a while. guess what she sent me for Christmas? The Wave-bubble is a self tuning RF jammer – good for around 20 ...
The team of scientists from MPI-SP and RUB employed this technology to perform selective jamming. "You can think of the RIS device like a disco ball, which can reflect radio waves. The difference ...