- Co-inventor, US Patent No. 7,492,312, "Multiplicative Mismatched Filters for Optimum Range Sidelobe Suppression in Barker Code Reception."
- Co-inventor, US Patent No. 7,843,382, "Mismatched Filter."
Selected journal publications
I. Sarkar, T. Poonnen, and A.T. Fam "Area and power efficient mismatched filters based on sidelobe inversion,", Signal Processing, Vol. 89, No. 8, Pages 1550-1556. (August 2009)
A.T. Fam and I. Sarkar, "A New Class of Interlaced Complementary Codes Based on Components with Unity Peak Sidelobes," Signal Processing, Vol. 88, No. 2, Pages 307-314 (February 2008).
I. Sarkar and A.T. Fam, "Multiplicative mismatched filters for sidelobe suppression in Barker codes," IEEE Transactions in Aerospace and Electronic Systems, Vol. 44, No. 1, Pages 349-359 (January 2008).
I. Sarkar and M. Bansal, "A Wavelet Based Multi-Resolution Approach to Solve Stereo Correspondence Problem Using Mutual InformationIEEE Transactions on Systems, Man and Cybernetics, Part B., Vol. 37, No. 4, Pages 1009-1014 (August 2007).
I. Sarkar and A.T. Fam, "The interlaced chirp Z transform," Signal Processing, Vol. 86, No. 11, Pages 2221-2232 (November 2006).
Selected conference publications and presentations
A.T. Fam, I. Sarkar, and T. Poonen, "Area and Power Efficient Mismatched Filters based on Sidelobe Inversion," Proc. IEEE Radar Conference 2008, Rome, Italy, 1262-1267 (May 2008).
A.T. Fam and I. Sarkar, "A new class of interlaced complementary codes based on components with unity peak sidelobes," Proc. 7th IEEE International Symposium on Signal Processing and Information Technology (ISSPIT 2007), Cairo, Egypt, 464-469 (December 2007).
I. Sarkar and A.T. Fam, "Factored Mismatched Filters for Compound Barker Codes," IEEE Radar 2007, Waltham, MA, 541-546 (April 2007).
I. Sarkar and A.T. Fam, "Multiplicative Mismatched Filter for Optimum Sidelobe Suppression in Barker Codes," with A. T. Fam, Signal Processing, Sensor Fusion and Target Recognition XV, SPIE Defense and Security Symposium, Orlando, Florida, 6235, 62351M1-62351M10 (April 2006).
I. Sarkar and A.T. Fam, "The Interlaced Chirp Z Transform," Proceedings of the 7th IEEE International Conference on Signal Processing and Communications (SPCOM 2004), Indian Institute of Science, Bangalore, India, 46-50 (December 2004).