Since 2005, he has been a Research Affiliate at Massachusetts Institute of Technology (MIT). His interests are on wireless communications, localization techniques and distributed signal processing. He received the IEEE Aerospace and Electronic Systems Society’s M. Barry Carlton Award (2011) and the IEEE Communications Society Fred W. Ellersick Prize (2012). He is Senior Member of the IEEE where he was the Chair for the Radio Communications Committee of the IEEE Communication Society. He served as an Editor for IEEE Transactions on Wireless Communications from 2006 to 2012.