Welcome to my home page at Columbia University, I work at AT/&T Labs, CSO
My IEEE home page can be found at My IEEE home page
Link to my book (published by Wiley and IEEE) that I coauthored with Prof. Henning Schulzrinne Mobility Protocols and Handover Optimization
I serve as the DIrector Marketing and Industry Relations for IEEE ComSoc ComSoc BOG Member
I have a Ph.D. in Electrical Engineering from Columbia University, USA
M.Phil. in Electrical Engineering from Columbia University, USA
MS in Computer Science from New Jersey Institute of Technology, USA
BS in Electrical Engineering from National Institute of Technology (formerly REC), Rourkela, India
I am affiliated with the Department of Computer Science at Columbia University.
Here is some useful information.
Currently I work as Lead Member of Technical Staff (LMTS) at AT&T's Mobility and Cloud Security division. Most recently I worked as the CTO Wireless at NIKSUN, in Princeton, New Jersey. I worked for 13 years (1997-2010) at Applied Research Division of Telcordia Technologies, NJ, formerly Bellcore Telcordia as Senior Scientist. I was the Director of Central Research Facility CRF of Computer Science Department at Columbia University for 8 years from 1989-1997. I worked as a Computer Engineer for Tata Engineering and Locomotive (TELCO), Jamshedpur, India from 1985-1987.
I completed my Ph.D (while working at Telcordia) from EE department, Prof. Henning Schulzrinne is my advisor. Prof. Yechiam Yemini is my co-advisor. Prof. Henning Schulzrinne, Prof. Nick Maxemchuk, Prof. Dan Rubenstein, Prof. Yechiam Yemini, and Dr. Bryan Lyles are my thesis committee members. My research group isIRT. I am also affiliated with DCC.