(Thanks to Eli) Defeating the threat from Improvised Explosive Devices (IEDs) has been the aim of the world’s anti-terrorist forces. The Miniature Reactive Jammer (MRJ) from Israel’s Elbit Systems was launched at DSEi in London. The device detects, analyzes and disrupts the IED trigger signal.
http://www.aviationweek.com/Blogs.aspx?plckPostId=Blog:27ec4a53-dcc8-42d0-bd3a-01329aef79a7Post:885bb118-c40c-4e7c-944b-9d8d2f1ebcc9