Abstract: A millimeter-wave CMOS active vector-sum phase shifter (VSPS) with a phase resolution of 5.625° using a two-stage transformer-based resistor and inductor (RL) polyphase filter (PPF) for ...

New attack vector tricks victims into actively sharing messages, photos, and more on popular messaging platform.

It comes as an Iranian security official says 2,000 people have been killed so far after a crackdown on anti-government ...