current affiliation:

technology group
drilling & measurement
schlumberger technology corporation

slb telemetry special interest group co-leader

former affiliation:

stir group
research lab for electronics
massachusetts institute of technology

research supervisor: prof. vivek k. goyal

my resume is available for download: [pdf].

• timing noise (jitter)
• sampling theory
• network information theory
• coding with side information
• digital synchronization techniques

Theses:

• PhD thesis (MIT): Economical Sampling of Parametric Signals.
• Masters report (UC Berkeley): Multiuser Communication Using Coset Codes.
• Bachelors report (Purdue): DSP Implementation of a Symbol Timing Recovery System for a Digital Modem.

Synchronization of compression and networked databases:

• L. R. Varshney, J. Kusuma, V. K. Goyal, "Malleable Coding: Compressed Palimpsests," IEEE Transactions on Information Theory, submitted 2008.
• J. Kusuma, L. R. Varshney, V. K. Goyal, "Malleable Coding with Fixed Segment Reuse," IEEE Transactions on Information Theory, submitted 2008.

Fast decoding of signals for locationing:

• J. Kusuma, J. A. Kelner, "Fast Decoding of Signals for Locationing," Journal of the Institute of Navigation, in development 2008.

Jitter and timing noise:

• J. Kusuma, V. K Goyal, "Delay Estimation in the Presence of Timing Noise," IEEE Transactions on Circuits and Systems II, Volume: 55, Issue: 9, pp. 848-852, September 2008, DOI 10.1109/TCSII.2008.923419
• J. Kusuma, V. K Goyal, "Signal Parameter Estimation in the Presence of Timing Noise," Conference on Information Sciences and Systems, 22-24 March 2006 Page(s):984 - 989, DOI 10.1109/CISS.2006.286609.

Sampling of parametric signals:

• J. Kusuma, V. K Goyal, "On the Accuracy and Resolution of Powersum-based Sampling Methods," IEEE Transactions on Signal Processing, submitted 2007, to appear vol. 57, no. 1, January 2009, DOI: 10.1109/TSP.2008.2007102.
• J. Kusuma, V. K Goyal, "Multichannel Sampling of Parametric Signals with Successive Refinement Property," IEEE International Conference on Image Processing 8-11 Oct. 2006 Page(s):1265 - 1268.

UWB and CDMA receivers:

• A. Ridolfi, I. Maravic, J. Kusuma and M. Vetterli, A Bernoulli-Gaussian Approach to the Reconstruction of Noisy Signals with Finite Rate of Innovation, EPFL Technical Report, 2004.
• I. Maravic, J. Kusuma, M. Vetterli, "Low-Sampling Rate UWB Channel Characterization and Synchronization," Journal on Communication Networks 2003.
• J. Kusuma, I. Maravic, M. Vetterli, "Sampling with finite rate of innovation: channel and time estimation for UWB and GPS," IEEE International Conference on Communication, 2003.
• J. Kusuma, A. Ridolfi, M. Vetterli, "Sampling of Communication Systems with Bandwidth Expansion," IEEE Intl. Conf. on Communication 2002.

Multiuser communication:

• J. Kusuma, K. Ramchandran, "Communicating with Cosets and Applications to Broadcast," Conf. for Inf. Sci. and Sys. 2002.
• S. S. Pradhan, J. Kusuma, and K. Ramchandran, "Distributed Compression in a Dense Sensor Networks," IEEE Signal Processing Magazine, March 2002.

General communication:

• J. Kusuma, "Simple Approach to Multi-Antenna Communication," Conf. for Inf. Sci. and Sys. 2002.
• R. Kumar, J. Kusuma, J. Grimm, J. V. Krogmeier, "Complexity Reduction for the Implementation of Symbol Timing Recovery," International Conference on Signal Proc. Applications and Technology, 1998.
• J. Grimm, R. Kumar, J. Kusuma, J. V. Krogmeier, "Real-time Implementation of a Symbol Timing Recovery System," IEEE Intl. Conf. on Acoustics, Speech and Signal Processing, May 1998, Seattle, WA.

Others:

• J. Kusuma, "On Distributed Sensing in a Sensor Network," Schlumberger Eureka Telemetry Newsletter H2 2006.
• R. G. Baraniuk, J. Kusuma, et al., "Connexions: DSP Education for a Networked World," IEEE Intl. Conf. on Acoustics, Speech and Signal Processing 2002.

Miscellaneous presentations (outside of conferences above):

• "Tutorial on Analysis for Design and Synthesis of Communication Systems," Schlumberger, March 2008.
• "Economical Sampling of Parametric Signals: when Prony meets Shannon," Rice University ECE Coll Series, August 2007.
• "Economical Sampling of Parametric Signals: when Prony meets Shannon," Schlumberger Applied Math Coll Series, July 2007.
• "Quick Introduction to Digital Communication," Schlumberger SPC HSB100/HSB1000/WDP Groups, December 2006.
• "Economical Sampling of Parametric Signals part I," Schlumberger SPC EE Colloquium Series, November 2006.
• "Economical Sampling of Parametric Signals," MIT PhD Thesis Defense, August 2006.
• "Signal Parameter Estimation in the Presence of Timing Noise," MIT Lab for Information and Decision Systems Student Conference 2006.
• "What I Did Last Summer: Acquisition of Ultra-Wideband Channels," MIT Lab for Information and Decision Systems Student Conference 2003.
• "Communicating via Cosets for Distributed Compression and Broadcasting," MIT Lab for Information and Decision Systems Student Conference 2002.
• "Bounds on the Maximum-Likelihood Decoding of Low-Density Parity Check Codes," at the Harvard Department of Engineering and Applied Science, October 2002.
• "Multiple access and broadcast channels: on the difficulty of distributed collaboration," informal talk given to faculty members and students at MIT's Lab for Information and Decision Systems and the Research Lab for Electronics.
• "Sensorwebs Kickoff Meeting," DARPA project kickoff at UC Berkeley, 2000.
• "Introduction to BASiCS: Berkeley Audio-visual SIgnal processing and Communication Systems," introductory talk at the UC Berkeley Wireless Research Center conference, 2000.
• "Introduction to BASiCS: Berkeley Audio-visual SIgnal processing and Communication Systems," recruiting talk at the UC Berkeley EECS graduate student presentation, 2000.
• "Fixed-point Implementation of Symbol Timing Recovery on a TI C54x DSP," TI University Conference 1998.