EDUARDO JARAUTA was born in Tudela, Spain, in 1979. He received the Ingeniero de Telecomunicación degree, and Communication master degrees from the Public University of Navarre (UPNA), Pamplona, in 2004 and 2006, respectively. Since 2004, he has been with the Electrical and Electronic Engineering Department, UPNA.. His research interests include Metamaterial and Left-handed structures. It has also researched coupling in multi-layer structures