Dr. Shantanu Chakrabartty

powered by
COS Expertise®
Michigan State University
College of Engineering
Electrical & Computer Engineering
Assistant ProfessorAppointed: 2005

Mailing Address

Electrical and Computer Engineering
Michigan State University
2120 Engineering Building
East Lansing, Michigan 48824-1226
United States

Contact Information

Phone: (517) 432-5679
Fax: (517) 353-1980
shantanu@msu.edu

Qualifications

Ph.D., Johns Hopkins University, Electrical and Computer Engineering, 2004.
M.S., Johns Hopkins University, Electrical and Computer Engineering, 2001.
B.S., Indian Institute of Technology, Delhi, Electrical Engineering, 1996.

Expertise and Research Interests

Adaptive and intelligent micro/nano scale sensors, Reliability and Forward error correction, Mixed-signal Data mining, Nano-watt and self-powered sensors, Auditory and biomechanical sensors, Subthreshold MOSFET and Analog EEPROM Based Circuits,
Non-linear Signal Processing and Classification

Industrial Relevance

Smart hearing aids, acoustic surveillance
Biomechanical implants and structural health monitoring,
Point-of-care biosensors

Keywords

COS Keywords:

Biometry, Computer Engineering, Electrical Engineering Or Electronics, Informatics, Signal Processing, Very Large Scale Integration (VLSI).

Additional Terms:

Biomedical Sensors and Signal Processing, Biometric Hardware, Ultra-low Power Analog and Mixed-signal VLSI Systems.

Languages

(Reading, Writing, Speaking)

English: (Fluent, Fluent, Fluent)
Hindi: (Fluent, Fluent, Fluent)
Bengali: (Basic, Basic, Fluent)

Memberships

IEEE Biomedical Circuits and Systems Society
IEEE Circuits and Systems Society
IEEE Solid State Circuits Society

Honors and Awards

2002-2002, Academic Frontiers Student Exchange Scholarship, Government of Japan, University of Tokyo
1999-2004, Catalyst Foundation Fellowship, Catalyst Foundation, New York, Johns Hopkins University

Previous Positions

2002-2002, Visiting Researcher, University of Tokyo, Informatics and Frontier Science
1999-2004, Research Assistant, Johns Hopkins University, Whiting School of Engineering, Electrical and Computer Engineering
1996-1999, Engineer, Qualcomm Incorporated

Funding Received

  • Johns Hopkins Applied Physics Laboratory: Development of micro-power VLSI devices, $75,300, 2008 to 2009.
  • National Science Foundation (NSF): SGER: Cooperative Learning-Unlearning Algorithms for Identifying Noise Robust Auditory Manifolds, $62,010, 2008 to 2009.
  • Federal Highway Administration: Smart Pavement Monitoring System, $375,000, 2008 to 2011.
  • National Science Foundation (NSF): A sub-microwatt self-powered fatigue sensor, $289,999, 2007 to 2010.
  • National Science Foundation (NSF): Investigation into non-conventional analog decoders for low-density parity check codes, $250,000, 2007 to 2010.
  • Michigan State University: Trainable acoustic signature identification system-on-chip for autonomous micropower sensors, $50,000, 2006 to 2007.
  • Applied Physics Laboratory: Micropower speaker verification system-on-chip, $74,135, 2006 to 2007.
  • National Institutes of Health (NIH): Advanced Microsystems for Neural Information Processing, $350,000, 2006 to 2008.
  • National Science Foundation (NSF): Development of forward error-correcting biosensor based on molecular biowires, $270,000, 2006 to 2009.

Publications

  • C.Huang, N.Lajnef, S. Chakrabartty (2009) Self-Calibration and Characterization of CMOS Floating-gate Injector Array with Single Electron per Second Operational Limit, IEEE Transactions of Circuits and Systems I, Submitted
  • Y. Liu, S. Chakrabartty (2009) Factor Graph based Biomolecular Circuit Analysis for Designing Forward Error Correcting Biosensors, IEEE Transactions of Biomedical Circuits and Systems, Submitted
  • A. Fazel, A. Gore, S. Chakrabartty (2009) Resolution Enhancement in sigma-delta Learners for Super-Resolution Source Separation, IEEE Transactions of Signal Processing, Submitted
  • A.Gore, A.Fazel, S. Chakrabartty (2009) Far-field Acoustic Source Localization and Bearing Estimation using SigmaDelta Learners, IEEE Transactions of Circuits and Systems I, Submitted
  • A.Gore, S.Chakrabartty (2009) A Min-Max Optimization Framework for Designing SigmaDelta Learners: Theory and Hardware, IEEE Transactions of Circuits and Systems I, Submitted
  • M. Shi, A. Abbas, S. Chakrabartty, G. Cauwenberghs (2009) An Analog Wavelet Transform CMOS APS Imager Chip, IEEE International Symposium on Circuits and Systems, Taipei, Taiwan, In Press
  • C.Huang, S.Chakrabartty (2009) Reducing Indirect Programming Mismatch Due to Oxide-Traps Using Dual-Channel Floating-Gate Transistors, IEEE International Symposium on Circuits and Systems, Taipei, Taiwan, In Press
  • S. Chakrabartty, A. Gore (2009) Sigma-Delta Analog to LPC Feature Converters for Portable Recognition Interfaces, IEEE International Symposium on Circuits and Systems, Taipei, Taiwan, In Press
  • N. Lajnef, C.Huang, S. Chakrabartty (2009) Infrasonic Power-Harvesting and Nanowatt Self-Powered Sensors, IEEE International Symposium on Circuits and Systems, Taipei, Taiwan, In Press
  • Y. Liu, E. C. Alocilja, S. Chakrabartty (2009) Design and Characterization of a Silver-Enhanced Gold Nanoparticle-Based Biochip, IEEE International Symposium on Circuits and Systems, Taipei, Taiwan, In Press
  • A. Fazel, S. Chakrabartty (2009) Non-Linear Filtering in Reproducing Kernel Hilbert Spaces for Noise-Robust Speaker Verification, International Symposium on Circuits and Systems (ISCAS), Taipei, Taiwan, In Press
  • Y. Liu, E. C. Alocilja, S. Chakrabartty (2008) Forward Error Correcting Biosensors: Modeling, Algorithm, and Fabrication, IEEE Biomedical Circuits and Systems Conference, Baltimore, USA
  • C.Huang, S. Chakrabartty (2008) Self-powered CMOS Impact-rate Monitors for Biomechanical Implants, IEEE Biomedical Circuits and Systems Conference, Baltimore, USA
  • C.Huang, S. Chakrabartty (2008) Low-threshold Voltage Multipliers based on Floating-gate Charge-pumps, IEEE Biomedical Circuits and Systems Conference, Baltimore, USA
  • N. Lajnef, A. Elvin, N.Elvin, S. Chakrabartty (2008) Piezo-Powered Floating Fate Injector for Self-Powered Fatigue Monitoring in Biomechanical Implants, IEEE Transactions of Biomedical Circuits and Systems, 2, 164-172
  • S. Chakrabartty (2008) Toward Self-powered Sensors and Circuits for Biomechanical Implants, VLSI Circuits for Biomedical Applications, Artech House (bookchapter)
  • Y. Liu, A. Gore, S. Chakrabartty, E. C.Alocilja (2008) Characterization of Sub-systems of a Molecular Bio-wire based Biosensor Device, Microchimica Acta
  • N. Lajnef, S. Chakrabartty, N. Elvin (2008) Calibration and Characterization of Self-powered Floating-gate Sensor Arrays for Long-term Fatigue Monitoring, IEEE Symposium on Circuits and Systems (ISCAS), Seattle WA
  • Y. Liu, S. Chakrabartty (2008) Computer Aided Simulation and Verification of Forward Error-Correcting Biosensors, IEEE International Symposium on Circuits and Systems , Seattle, USA
  • Y. Liu, S. Chakrabartty, E. C. Alocilja (2008) A Multiplexed Biosensor based on Biomolecular Nanowires, IEEE International Symposium on Circuits and Systems , Seattle, USA
  • A. Fazel, S. Chakrabartty (2008) Sigma-Delta Learning for Super-Resolution Independent Component Analysis, IEEE International Symposium on Circuits and Systems (ISCAS), Seattle, WA
  • A. Fazel, S. Chakrabartty (2008) Sigma-Delta Resolution Enhancement for Far-field Acoustic Source Separation, IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Las Vegas, NV
  • S. Chakrabartty, Y.Liu (2008) Towards Reliable Multi-pathogen Biosensors using High-dimensional Encoding and Decoding Techniques, SPIE Symposium on NanoScience+Engineering, San Diego, CA
  • C. Kong, S. Chakrabartty (2007) Analog Iterative Decoders based on Margin Propagation, IEEE Transactions on Circuits and Systems II, 54 (12), 1140-1144
  • Y. Liu, A. Gore, S. Chakrabartty, E. Alocilja (2007) A Molecular Bio-wire based Multi-array Biosensor with Integrated potentiostats, IEEE Biomedical Circuits and Systems Conference, Montreal, 29-32 pages
  • Y. Liu, S. Chakrabartty, D. S. Gkinosatis, A. K. Mohanty, N. Lajnef (2007) Multi-walled Carbon Nanotubes/Poly(L-lactide) Nanocomposite Strain Sensor for Biomechanical Implants, IEEE Biomedical Circuits and Systems Conference, Montréal, Canada, 119-122 pages
  • S. Chakrabartty, Y. Deng, G. Cauwenberghs (2007) Robust Speech Feature Extraction by Growth Transformation in Reproducing Kernel Hilbert Space, IEEE Transactions on Speech, Language and Acoustics, 15 (6), 1842-1849
  • V. Venkataramani, S. Chakrabartty, W. Byrne (2007) Gini-Support Vector Machines for Segmental Minimum Bayes Risk Decoding of Continuous Speech, Computer Speech and Language, 21 (3), 423-443
  • S. Chakrabartty, G. Cauwenberghs (2007) A Sub-microwatt Analog VLSI Trainable Pattern Classifier, IEEE Journal of Solid-State Circuits, 425
  • S. Chakrabartty, G. Cauwenberghs (2007) Gini-Support Vector Machine: Quadratic Entropy Based Multi-class Probability Regression, Journal of Machine Learning Research, 8, 813-839
  • Y. Liu, D. S. Gkinosatis, A. K.Mohanty, S. Chakrabartty (2007) Carbon Nanotube/Polylactide Nanocomposites for Wearable Strain Sensors, Nano and Giga Challenges in Electronics and Photonics, Phoenix, Arizona,
  • Y. Liu, S. Chakrabartty, E.C. Alocilja (2007) Fundamental Building Blocks for Molecular Bio-wire based Forward-error Correcting Biosensors, Nanotechnology, 18, 4240172
  • N. Lajnef, S. Chakrabartty, N. Elvin, A. Elvin (2007) A sub-microwatt self-powered fatigue sensor, 14th International Symposium on: Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring, San Diego
  • N. Lajnef, S. Chakrabartty, N. Elvin, A. Elvin (2007) Piezo-Powered Floating Fate Injector for Self-Powered Fatigue Monitoring in Biomechanical Implants, IEEE Symposium on Circuits and Systems (ISCAS'2007), New Orleans
  • P. Kucher, S. Chakrabartty (2007) An Energy-Scalable Margin Propagation-Based Analog VLSI Support Vector Machine, IEEE Symposium on Circuits and Systems (ISCAS'2007), New Orleans
  • Y. Zuo, S. Chakrabartty, S. Pal, Z. Tahir, E.C. Alocilja (2006) Spatio-temporal processing of a conductometric biosensor, IEEE sensors journal, 6 (6), 1644-1651
  • A. Gore, S. Chakrabartty, S. Pal, E.C. Alocilja (2006) A femto-ampere sensitivity potentiostat for biosensing application,, IEEE transactions of Circuits and Systems I: Regular Papers, 53 (11), 2357-2363
  • P. Kucher, S. Chakrabartty (2006) An Adaptive CMOS Imager with Time-based Compressive Active-pixel Response, Proceedings of IEEE International Symposium on Circuits and Systems (ISCAS 2006)
  • S. Chakrabartty (2006) CMOS analog iterative decoders using margin propagation circuits, Proceedings of IEEE International Symposium on Circuits and Systems (ISCAS 2006)
  • Shantanu Chakrabartty (2006) Analog Iterative decoders based on margin propagation circuits, IEEE International Conference of Circuits and Systems
  • Paul Kucher, Shantanu Chakrabartty (2006) Adaptive active-pixel CMOS imager with time-based A/D, IEEE International Conference of Circuits and Systems
  • C. Kong, S. Chakrabartty (2006) Analog Margin Propagation based Iterative LDPC Decoders, Analog Decoding Workshop, Torino, Italy
  • N. Lajnef, S. Chakrabartty, N. Elvin (2006) A Sub-microwatt Piezo-floating-gate Sensor for Long-term Fatigue Monitoring in Biomechanical Implants, IEEE Conference on Engineering in Medicine and Biology (EMBC 2006), New York
  • A. Gore, S. Chakrabartty, S. Pal, E. Alocilja (2006) A Multi-channel Femtoampere Sensitivity Conductometric Array for Biosensing Applications, IEEE Conference on Engineering in Medicine and Biology (EMBC 2006), New York
  • S. Chakrabartty, A. Gore, K. Oweiss (2006) An Adaptive multiple-input multiple-output sigma-delta converter for high-density neuroposthetic electrode arrays, IEEE Conference on Engineering in Medicine and Biology (EMBC 2006), New York
  • A.Gore, S. Chakrabartty (2006) Large Margin Analog-to-digital converters with applications in Neural Prosthetics, Adv. Neural Information Processing Systems (NIPS'2006), Cambridge: MIT Press
  • C .Kun, S. Chakrabartty, A. Mason (2005) A Dynamic Reconfigurable A/D Converter for Sensor Applications, IEEE Sensors Conference
  • K.Chung, A, Mason, S.Chakrabartty (2005) A dynamic reconfigurable A/D converter for sensor applications, IEEE Sensors Conference,
  • A. Gore, S.Chakrabartty (2005) Online Calibration of Floating-gate Detectors for RFID Sensors, Midwest Symposium on Circuits and Systems 2005, 87 - 90 pages
  • S. Chakrabartty, G. Cauwenberghs (2005) Fixed-current Method for Programming Large Floating Gate Arrays, Proceedings of IEEE International Symposium on Circuits and Systems (ISCAS 2005)
  • Amit Gore, Shantanu Chakrabartty (2005) Online Calibration of Floating gate detectors for RFID sensors, IEEE Midwest Symposium on Circuits and Systems (MWSCAS'2005)
  • S.Chakrabartty, G. Cauwenberghs (2005) Fixed-current Method for Programming Large Floating-gate Arrays, IEEE Int. Symp. Circuits and Systems (ISCAS'2005)
  • S. Chakrabartty, G. Cauwenberghs (2005) Sub-Microwatt Analog VLSI Support Vector Machine for Pattern Classification and Sequence Estimation, Adv. Neural Information Processing Systems (NIPS'2004)
  • S. Chakrabartty , G. Cauwenberghs, Sub-Micropower Analog VLSI Support Vector Machine for Pattern Classification and Sequence Decoding, Adv. of Neural Information Processing Systems, December 2004
  • S. Chakrabartty, Y. Deng and G. Cauwenberghs, Robust Speech Feature Extraction by Growth Transformation in Reproducing Kernel Hilbert Space, Proc. IEEE Int. Conf. Acoustics Speech and Signal Processing (ICASSP' 2004), May 2004
  • S. Chakrabartty and G. Cauwenberghs, Margin Propagation and Forward Decoding in Analog VLSI, Proc. IEEE Int. Symp. Circuits and Systems (ISCAS'2004), May 2004
  • Y.Deng, S.Chakrabartty and G. Cauwenberghs, Three-Decade Programmable Fully Differential Linear OTA, Proc. IEEE Int. Symp. Circuits and Systems, May 2004
  • S. Chakrabartty, Y. Deng, G. Cauwenberghs (2004) Robust Speech Feature Extraction by Growth Transformation in Reproducing Kernel Hilbert Space, Proc. IEEE Int. Conf. Acoustics Speech and Signal Processing (ICASSP'2004)
  • Y. Deng, S.Chakrabartty, G. Cauwenberghs (2004) A Three Decades Programmable Fully Differential OTA Design, Proc. IEEE Int. Symp. Circuits and Systems (ISCAS'2004)
  • S. Chakrabartty, G. Cauwenberghs (2004) Margin Propagation and Forward Decoding in Analog VLSI, Proc. IEEE Int. Symp. Circuits and Systems (ISCAS'2004)
  • J. Vogelstein, K. Murari, P.H. Thakur, C. Diehl, S. Chakrabartty, G. Cauwenberghs (2004) Spike sorting with support vector machines, IEEE Conference on Engineering in Medicine and Biology (EMBC 2004), 546 - 549 pages
  • V. Venkataramani, S.Chakrabartty, G. Cauwenberghs (2003) Support Vector Machines for Segmental Minimum Bayes Risk Decoding of Continuous Speech, IEEE Automatic Recognition and Understanding Wokshop (ASRU03)
  • V. Venkataramani, S. Chakrabartty and W. Byrne, Support Vector Machines for Segmental Minimum Bayes Risk Decoding of Continuous Speech, IEEE Automatic Recognition and Understanding Workshop, November 2003
  • S. Chakrabartty, G. Cauwenberghs, Jayadeva (2003) Sparse Probability Regression by Label Partitioning, Proc. 16th Conf. Computational Learning Theory (COLT'03)
  • S. Chakrabartty, G. Cauwenberghs and Jayadeva, Sparse Probability Regression by Label Partitioning, Proc. 16th Conf. Computational Learning Theory (COLT'03), August 2003
  • S. Chakrabartty, G. Cauwenberghs (2003) Power Dissipation Limits and Large Margin in Wireless Sensors, Proc. IEEE Int. Symp. Circuits and Systems (ISCAS'2003)
  • S. Chakrabartty and G. Cauwenberghs, Power Dissipation Limits and Large Margin in Wireless Sensors, Proc. IEEE Int. Symp. Circuits and Systems (ISCAS'2003), May 2003
  • S. Chakrabartty, M. Yagi, T. Shibata, G. Cauwenberghs (2003) Robust Cephalometric Landmark Identification Using Support Vector Machines, Proc. IEEE Int. Conf. Acoustics Speech and Signal Processing (ICASSP'2003)
  • S. Chakrabartty, M Yagi, T. Shibata and G. Cauwenberghs, Robust Cephalometric Landmark Identification Using Support Vector Machines, Proc. IEEE Int. Conf. Acoustics Speech and Signal Processing (ICASSP'2003),, April 2003
  • S. Chakrabartty, G. Cauwenberghs (2003) Expectation Maximization of Forward Decoding Kernel Machines, Proc. 9th Int. Workshop Artificial Intelligence and Statistics (AISTATS'2003)
  • R. Genov, S. Chakrabartty and G. Cauwenberghs, Silicon Support Vector Machine with On-line Learning, International Journal of Pattern Recognition and Artificial Intelligence, 2003
  • S. Chakrabartty and G. Cauwenberghs, Expectation Maximization of Forward Decoding Kernel Machines, Proc. 9th Int. Workshop Artificial Intelligence and Statistics (AISTATS'2003),, January 2003
  • S. Chakrabartty and G. Cauwenberghs, Forward-Decoding Kernel-Based Phone Sequence Recognition, Adv. Neural Information Processing Systems (NIPS'2002), Cambridge: MIT Press, 15, 2003
  • R. Genov, S. Chakrabartty, G. Cauwenberghs (2003) Silicon Support Vector Machine with On-Line Learning, Int. J. Pattern Recognition and Artificial Intelligence, 17 (3), 385-404
  • S. Chakrabartty (2003) Forward-Decoding Kernel-Based Phone Sequence Recognition, Adv. Neural Information Processing Systems (NIPS'2002), Cambridge: MIT Press
  • S. Chakrabartty, G. Cauwenberghs (2002) Sequence Estimation and Channel Equalization Using Forward Decoding Kernel Machines, Proc. IEEE Int. Conf. Acoustics Speech and Signal Processing (ICASSP'2002)
  • S. Chakrabartty and G. Cauwenberghs, Sequence Estimation and Channel Equalization Using Forward Decoding Kernel Machines, Proc. IEEE Int. Conf. Acoustics Speech and Signal Processing (ICASSP'2002), May 2002
  • S. Chakrabartty and G. Cauwenberghs, Forward Decoding Kernel Machines: A Hybrid HMM/SVM Approach to Sequence Recognition, Proc. SVM'2002, Lecture Notes in Computer Science, 2388, 278-292, 2002
  • S. Chakrabartty (2002) Forward Decoding Kernel Machines: A Hybrid HMM/SVM Approach to Sequence Recognition, Proc. SVM'2002, Lecture Notes in Computer Science, 278-292 pages
  • S. Chakrabartty, M. Stanacevic, and T. D. Tran, Adaptive image database using wavelets, Proc. 34th IEEE Asilomar Conference on Signals, Systems, and Computers, 2, 1856-1860, October 2000
  • S. Chakrabartty, G. Cauwenberghs (2000) Hybrid Support Vector Machine, Hidden Markov Model Approach for Continuous Speech Recognition, Proc. 43rd IEEE Midwest Symp. Circuits and Systems (MWSCAS'2000)
  • S. Chakrabartty and G. Cauwenberghs, Hybrid Support Vector Machine, Hidden Markov Model Approach for Continuous Speech Recognition, Proc. 43rd IEEE Midwest Symp. Circuits and Systems (MWSCAS'2000), August 2000
  • S. Chakrabartty, M. Stanacevic, T.D. Tran (2000) Adaptive Image Database Using Wavelets, Proc. 34th IEEE Asilomar Conference on Signals,Systems and Computers, 1856-1860 pages

Profile Details

Last Updated: 1/16/2009

COS Expertise ID #1162761
Reference this profile directly: http://myprofile.cos.com/schakrab75