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Fellow of IEEE, USA
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Distinguished Fellow, Institution of Electronics and Telecommunication Engineers (IETE), India (Dist.FIETE)
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Fellow, Indian National Academy of Engineering (FNAE)
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Fellow, The National Academy of Sciences, India (FNASc.)
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Fellow Vacuum Device Society India
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Member, Indian Science Congress Association
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Member, Astronautical Society of India
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Member, International Academy of Astronautics (Paris, France)
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Member, Antenna Measurements Technical Association
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Council Member, IETE National Council (1994-97)(1998-1999)and(2000-2002, 2003-2004, 2007-08) and Co-Chairman, IETE Science Forum, Chairman, IETE Research Board (2003-2004)
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Council Member, Indian National Academy of Engineering (INAE), (2001-2004)
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Member Sectional Committee (Engineering Sciences), The Indian Science Congress Association
IEEE SOCIETY MEMBERSHIP: (i) AES (ii) (Earlier – APS & COMMUNICATION also)
IEEE Bangalore Section Executive Committee,
Fellow IEEE-USA
Chairman, IEEE Bangalore Sector (Year 2004 & 2005)
Vice Chairman 2000, 2001, 2002 & 2003
Vice Chairman and In-charge Students Activities 1999 and 2000
Member/In-charge Student Activities 1998 and 1999
Member 1997 and 1998