§ Prof. S N Mitra Memorial Award, Indian National Academy of Engineering, 2013
§ Academy Excellence Award , Defence Research and Development Organization, 2009
§ CDAC-ACS Foundation Lecture Award, 2008
§ J C Bose Fellowship, Department of Science and Technology, Government of India, 2007
§ Outstanding Alumnus, Coimbatore Institute of Technology, 2006
§ Homi J. Bhabha Award for Applied Sciences,Hari Om Ashram Trust Awards, University Grants Commission, 2004
§ Ph. D (Honor's Causa) from Punjab Technical University, December 2003
§ Prof. Satish Dhawan Chair Professor , 2003-2006
§ Padmashree by the President of India, 2002
§ Jawaharlal Nehru Centenary Lecturership by Indian National Science Academy, 2001
§ Alumni Award for Excellence in Engineering Research by the Indian Institute of Science, 2001
§ J. C. Bose Memorial Award 1999 for the best Engineering Science oriented paper entitled “Non Resonant Edge Slot Antenna for Phased Array Applications” awarded by the Council of Institution of Electronics and Telecommunication Engineers (IETE), India, 2001
§ Visiting Professor, Carnegie Mellon University, USA 2000-
§ Millennium Medal of the Indian National Science Congress, 2000
§ Award for the Contributions to Computers and Communications, Institute for the Future, USA at the Asia Outlook Conference in Hongkong, 1998
§ Excellence in Aerospace Education Award of the Aeronautical Society of India, 1998
§ Dr. Neelakantan Memorial lecture award, 1997
§ Platinum Jubilee lecture Award of the Indian Science Congress,1997
§ Sri Hari Om Prerit Dr. Vikram Sarabhai Research Award for contributions to Electronics, Informatics and Telematics, 1995
§ J.C. Bose Memorial Award 1987 for the best Engineering Science oriented paper entitled “Accurate estimation of ILS glideslope in the presence of terrain irregularities” awarded by the Council of Institution of Electronics and Telecommunication Engineers (IETE), India, 1989..
§ UNESCO/ROSTSCA Young Scientist 1985 for Contributions to the Application of Computers to Science Research and Informatics awarded by the Regional Office of Science & Technology in South Central Asia,1986.
§ NRC/NOAA Senior Resident Research Associateship 1987-1989 awarded by the National Research Council of the United States of America.