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Harsha I. K. Rao, Ph.D.

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Education

Ph.D., Electrical Engineering, May 2010.
University of Utah, Salt Lake City, UT.

M.E., Electrical Engineering, May 2008.
University of Utah, Salt Lake City, UT.

B.E., Electronics & Communication Engineering, May 2003.
National Institute of Technology, Tiruchirappalli (Formerly known as Regional Engineering College), India.

Research

My research interests include adaptive filtering and its application in audio signal processing.

Publications

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Patents

B. Farhang-Boroujeny and H. I. K. Rao, "Multi-channel acoustic echo cancellation system and method", United States Patent Appl. No. 12/403,938, (Mar. 2009). [pdf]

Journal Publications

H. I. K. Rao and B. Farhang-Boroujeny, "Analysis of the stereophonic LMS/Newton algorithm and impact of signal nonlinearity on its convergence behavior", in IEEE Trans. on Signal Processing, vol. 58, no. 12, pp. 6080-6092, Dec. 2010. [pdf]

H. I. K. Rao and B. Farhang-Boroujeny, "Fast LMS/Newton algorithms for stereophonic acoustic echo cancellation", in IEEE Trans. on Signal Processing, vol. 57, no. 8, pp. 2919-2930, Aug. 2009. [pdf]

H. I. K. Rao, V. J. Mathews and Y. -C. Park, "A minimax approach for the joint design of acoustic crosstalk cancellation filters", in IEEE Trans. on Audio, Speech and Language Processing, vol. 15, no. 8, pp. 2287-2298, Nov. 2007. [pdf]

Conference Publications

P. Amini, E. Azarnasab, S. Akoum, X. Mao, H. Rao and B. Farhang-Boroujeny, "Implementation of a cognitive radio modem", in Proc. of the SDR Technical Conference, Denver, CO, Nov. 2007. [pdf]

H. I. K. Rao, V. J. Mathews and Y. -C. Park, "A joint minimax approach for binaural rendering of audio through loudspeakers", in Proc. IEEE Int. Conf. on Acoustics, Speech and Signal Processing, vol. 1, Honululu, HI, Apr. 2007, pp. 173-176. [pdf]

H. I. K. Rao, V. J. Mathews and Y. -C. Park, "Inverse filter design using minimax approximation techniques for 3-D audio", in Proc. IEEE Int. Conf. on Acoustics, Speech and Signal Processing, vol. 5, Toulouse, France, May 2006, pp. 353-356. [pdf]

Technical Reports

P. Amini, E. Azarnasab, S. Akoum, X. Mao, H. Rao, "Smart Radio Challenge Final Report : Spectrum Access for First Responders", for Smart Radio Challenge, Sep. 2007. [pdf]

P. Amini, E. Azarnasab, X. Mao, S. Akoum, H. Rao, S. Abbasi, "Smart Radio Challenge Test Plan : Spectrum Access for First Responders", for Smart Radio Challenge, May 2007. [pdf]

Professional Employment

Algorithm Engineer, Audience, Inc., Mountain View, CA (May 2012 - present).

DSP Engineer, HARMAN, Sandy, UT (February 2010 - April 2012).

DSP Intern, Polycom, Inc., San Jose, CA (June 2009 - August 2009).

DSP Intern, Biamp Systems, Beaverton, OR (May 2008 - August 2008).

DSP Intern, ImSAR LLC, Lindon, UT (May 2007 - August 2007).

Graduate Research/Teaching Assistant, Dept. of Electrical & Computer Engineering, University of Utah, Salt Lake City, UT (August 2004 - December 2009).

Project Manager, ABB Ltd., Bangalore, India (March 2004 - July 2004).

Design Engineer, ABB Ltd., Bangalore, India (July 2003 - February 2004).

Professional Activities

IEEE, Student Member (2006), Member (2011).

AES, Student Member (2010), Associate Member (2011).

Reviewer,

IEEE Transacations on Signal Processing (2009 - )
IEEE Transacations on Audio, Speech and Language Processing (2010 - )
IEEE Signal Processing Letters (2008 - )
IEEE International Symposium on Circuits and System (2009 - )
IEEE International Conference on Consumer Electronics (2011 - )

Selected Projects (in academia)

H. Rao, "Developed a probabilistic model for head related transfer functions", Dept. of Electrical & Computer Engineering, University of Utah, Dec. 2007.

H. Rao, "Simulation and comparison of digital modulation methods using MATLAB", Dept. of Electrical & Computer Engineering, University of Utah, May 2007.

H. Rao, V. Somavarappu, "Improving TCP Performance over mobile networks", Dept. of Electrical & Computer Engineering, University of Utah, Apr. 2007.

H. Rao, V. Somavarappu, "Differential detection schemes for transmit diversity", Dept. of Electrical & Computer Engineering, University of Utah, Apr. 2007.

H. Rao, "Design of inverse digital filters for sound reproduction using regularization principles", Dept. of Electrical & Computer Engineering, University of Utah, Dec. 2006.

H. Rao, "Design of LTI filters to generate a subjectively 'soothing' white noise sound track", Dept. of Electrical & Computer Engineering, University of Utah, Dec. 2006. (Click here to download the wav file)

H. Rao, V. Somavarappu, "Estimation of sinusoidal frequencies using a mean-likelihood technique", Dept. of Electrical & Computer Engineering, University of Utah, Apr. 2006.

H. Rao, "Information bounds of the Fano-Kullback type", Dept. of Electrical & Computer Engineering, University of Utah, Dept. of Electrical & Computer Engineering, University of Utah, Dec. 2005.

H. Rao, "Simulation of communication signal processing techniques using MATLAB", Dept. of Electrical & Computer Engineering, University of Utah, May 2005.

H. Rao, "Design of adaptive inverse filters for acoustic crosstalk cancellation", Dept. of Electrical & Computer Engineering, University of Utah, Apr. 2005.

Shubhamsha K., H. Rao, R. Korabandi, P. Palanisamy, "Implementation of an intra prediction algorithm for H.264 in C", Dept. of Electronics & Communication Engineering, Regional Engineering College, Tiruchirappalli, Dec. 2002 - Apr. 2003.

H. Rao, S. Raghavan, "Design of microwave integrated circuits using C and MATLAB", Dept. of Electronics & Communication Engineering, Regional Engineering College, Tiruchirappalli, Dec. 2001 - Feb. 2002.

H. Rao, Shubhamsha K., K.V.S. Hari, "Estimation of multipath delays of broadband sources with only 2 sensors and recovery of the signals", Department of Electrical & Computer Engineering, Indian Institute of Science, Bangalore, Nov. - Dec. 2001.

H. Rao, Shubhamsha K., S.V. Narasimhan, "Design and implementation of digital filters and multirate signal processing algorithms using MATLAB", Aerospace Electronics & Systems Divisions, National Aerospace Laboratories, Bangalore, May - Jun. 2001.

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Last updated on May 11, 2012