Shalabh Gupta

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Research Interests

  • High-speed CMOS analog/RF/mm-wave integrated circuits and systems
  • Optical fiber communication systems
  • Microwave photonics / ultrafast data conversion using photonics
  • Beamforming antenna systems
  • Signal processing for these systems

Teaching

  • EE618 (CMOS Analog VLSI Design) – Autumns 2010, 2011.
  • EE619 (RF Integrated Circuit Design) – Springs 2010-14.
  • EE668 (Systems Design) – Spring 2012 (with Prof. D. K. Sharma and Prof. S. Patkar).
  • EE309 (Microprocessors) – Autumn 2012 (Lectures), Autumn 2013.
  • EE318 (Electronics Design Lab) – Spring 2014 (Associate Instructor).

Biography

Educational Background

  • PhD: EE, University of California Los Angeles, 2006-2009
  • MS: EE, University of California Los Angeles, 2001-2003
    (degree obtained in 2004)
  • B.Tech: EE, IIT Kanpur, 1997-2001

Work Experience

  • Assistant Professor, EE Department, IIT Bombay (2009-Present)
  • Optical Communications Research at NEC Labs, Princeton, NJ, USA (Summer 2008, 2009)
  • Senior Engineer RFIC Design, Skyworks Solutions Inc., Irvine, CA, USA (2005-2006)
  • Analog Design Engineer, Chrontel Inc., San Jose, CA, USA (2003-2005)

Publications

Journal papers (accepted/published)
  • N. Nambath, P. K. Moyade, A. Ansari, and S. Gupta, “Analog domain adaptive equalizer for low power 40 Gbps DP-QPSK receivers,” Sadhana 39, Part 2, 409-418 (2014).
  • A. M. Fard, S. Gupta, and B. Jalali, “Photonic time-stretch digitizer and its extension to real-time spectroscopy and imaging,” Laser & Photonics Reviews 7, no. 2, 207–263 (2013).
  • A. Fard, S. Gupta, and B. Jalali, “Digital Broadband Linearization Technique and its Application to Photonic Time-Stretch Analog-to-Digital Converter,” Optics Letters 36, 1077-1079 (2011).
  • J. Yu, X. Zhou, S. Gupta, Y. K. Huang, and M. F. Huang, “A Novel Scheme to Generate 112.8-Gb/s PM-RZ-64QAM Optical Signal,” IEEE Photonics Technology Letters 22, 115-117 (2010).
  • D. Solli, S. Gupta, and B. Jalali, “Optical phase recovery in the dispersive Fourier transform,” Applied Physics Letters 95, 231108 (2009).
  • S. Gupta and B. Jalali, “Time Stretch Enhanced Recording Oscilloscope,” Applied Physics Letters 94, 041105 (2009).
  • B. Jalali, D. Solli, and S. Gupta, “Silicon Photonics: Silicon’s time lens,” Nature Photonics 3, 8-10 (2009).
  • S. Gupta and B. Jalali, “Time-warp correction and calibration in photonic time-stretch analog-to-digital converter,” Optics Letters 33, 2674-2676 (2008).
  • A. Tarighat, S. Gupta, A. H. Sayed, and B. Jalali, “Two-dimensional spatio-temporal signal processing for dispersion compensation in time-stretched ADC,” IEEE/OSA Journal of Lightwave Technology 25, 1580-87 (2007).
  • S. Gupta, G. C. Valley, and B. Jalali, “Distortion Cancellation in Time-Stretch Analog-to-Digital Converter,” IEEE/OSA Journal of Lightwave Technology 25, 3716-3721 (2007).
  • S. Gupta and E. R. Brown, “Noise-correlating radar based on retrodirective antennas,” IEEE Transactions on Aerospace and Electronic Systems 43, 472-479 (2007).
Conference Presentations
  • N. Nambath and S. Gupta, “Low Power Terabit/Second Optical Interconnects for Data Centers,” International Conference on Signal Processing and Communications, IISc Bangalore, India, July 2014.
  • M. Sakare and S. Gupta, “A High-Speed PRBS Generator Using Flip-Flops Employing Feedback for Distributed Equalization,” IEEE International Symposium on Circuits and Systems, Melbourne, Australia, June 2014.
  • S. Jagtap, R. Sivaramakrishna, and S. Gupta, “Design of Radiation Hardened Wide Tuning Range CMOS Oscillators,” International Symposium on Quality Electronic Design (ISQED), Santa Clara, Californa, USA, March 2014.
  • R. Sivaramakrishna and S. Gupta, “On dependence of amplitude noise versus offset frequency in LC oscillators,” 27th International Conference on VLSI Design, Mumbai, India, January 2014.
  • P. Paliwal, P. Laad, M. Sattineni, and S. Gupta, “Tradeoffs Between Settling Time and Jitter in Phase Locked Loops,” IEEE 56th International Midwest Symposium on Circuits and Systems, Columbus, Ohio, USA, August 2013.
  • N. Nambath, A. Gupta, and S. Gupta, “A Low Power 100 Gbps DP-QPSK Receiver Using Analog Domain Signal Processing,” 2013 International Conference on Computing, Networking and Communications, Signal Processing for Communications Symposium, San Diego, USA, January 2013.
  • M. Sakare, M. Singh, and S. Gupta, “A 4 × 20 Gb/s 29-1 PRBS Generator for Testing a High-Speed DAC in 90nm CMOS Technology,” 16th VLSI Design And Test Symposium, IIT Kharagpur, India, July 2012.
  • A. Gupta, N. Nambath, and S. Gupta, “Analog Processing Based Carrier Phase Recovery and Equalization for Coherent Optical Receivers”, International Conference on Signal Processing and Communications, IISc Bangalore, India, July 2012.
  • P. K. Moyade, N. Nambath, A. Ansari, and S. Gupta, “Analog Processing Based Equalizer for 40 Gbps Coherent Optical Links in 90 nm CMOS,” 25th International Conference on VLSI Design, Hyderabad, India, January 2012.
  • M. Singh and S. Gupta, “Buffer Design and Eye-Diagram Based Characterization of a 20 GS/s CMOS DAC,” 25th International Conference on VLSI Design, Hyderabad, India, January 2012.
  • M. Singh, M. Sakare, and S. Gupta, “Testing of High-Speed DACs using PRBS Generation with `Alternate-Bit-Tapping`,” 2011 DATE Conference, Grenoble, France, March 2011.
  • A. Motafakker-Fard, S. Gupta, and B. Jalali, “Broadband Linearization and its Application to Photonic Time-Stretch ADC,” IEEE International Topical Meeting on Microwave Photonics, Montreal, Canada, October 2010.
  • A. Motafakker-Fard, S. Gupta, and B. Jalali, “Eye Diagram Measurements and Equalization with Real-time Burst Sampling,” 2010 IEEE I2MTC Conference, Austin Texas, May 2010.
  • J. Yu, X. Zhou, Y.-K. Huang, S. Gupta, M.-F. Huang, T. Wang, P. Magill, “112.8-Gb/s PM-RZ-64QAM Optical Signal Generation and Transmission on a 12.5GHz WDM Grid,” 2010 IEEE/OSA Optical Fiber Communication (OFC) Conference, March 2010.
  • A. Motafakker-Fard, S. Gupta, and B. Jalali, “Digital Equalization of Ultrafast Data Using Real-Time Burst Sampling,” 2010 IEEE/OSA Optical Fiber Communication (OFC) Conference, March 2010.
  • S. Gupta, G. C. Valley, R. H. Walden, and B. Jalali, “Power Scaling in Photonic Time-Stretched Analog-to-Digital Converters,” 2009 IEEE Avionics, Fiber-Optics and Photonics Conference, September 2009.
  • S. Gupta and B. Jalali, “Impulse Response of the Photonic Time-Stretched Analog-to-Digital Converter,” 2009 IEEE Avionics, Fiber-Optics and Photonics Conference, September 2009.
  • S. Gupta, D. Solli, A. Motafakker-Fard, and B. Jalali, “Capturing Rogue Events with the Time-Stretch Recording Scope,” 2009 IEEE/OSA CLEO/Europe - EQEC, June 2009.
  • S. Gupta, R. E. Saperstein, Y.-K. Huang, P. N. Ji, A. Dogariu, and T. Wang, “Ultra High-Speed, Multi-Wavelength Polarization Impairment Characterization Technique for Pol-Muxed Optical Links,” 2009 IEEE/OSA Optical Fiber Communication (OFC) Conference, March 2009.
  • A. Motafakker-Fard, S. Gupta, and B. Jalali, “Dynamic Range Improvement in Photonic Time-Stretch Analog-to-Digital Converter,” 2009 IEEE/OSA Optical Fiber Communication (OFC) Conference, March 2009.
  • S. Gupta and B. Jalali, “Photonic Time Stretch Enhanced Recording Scope,” The 21st Annual Meeting of The IEEE Lasers & Electro-Optics Society, paper #ThJ3, November 2008.
  • S. Gupta, O. Boyraz, and B. Jalali, “Dispersion Penalty Mitigation Using Polarization Mode Multiplexing in Phase Diverse Analog Optical Links,” 2008 IEEE/OSA Optical Fiber Communication (OFC) conference, March 2008.
  • G. C. Valley, J. Conway, J. Chou, G. A. Sefler, S. Gupta, and B. Jalali, “Bandwidth compression optical processor using chirped fiber Bragg gratings,” Controlling Light with Light: Photorefractive Effects, Photosensitivity, Fiber Gratings, Photonic Materials Conference, Paper \#TuB6, Olympic Valley, CA, October 2007.
  • S. Gupta, J. Stigwall, S. Galt, and B. Jalali,``Demonstration of distortion suppression in photonic time-stretch ADC using back propagation method,” 2007 IEEE International Topical Meeting on Microwave Photonics, 141-144 (2007).
  • J. Chou, S. Gupta, and B. Jalali, “10 Tera sample-per-second single-shot real-time digitizer’’ IEEE MTT-S International Microwave Symposium, Workshop WMK7, Honolulu, HI, June 2007.
  • S. Gupta and B. Jalali, “2nd Order distortion cancellation in photonic time stretch analog-to-digital converter,” 2007 IEEE MTT-S International Microwave Symposium, 229-232 (2007).
  • E. R. Brown, A. C. Cotler, S. Gupta, and A. Umali, “First demonstration of a retrodirective noise-correlating radar in S band”, 2004 IEEE MTT-S International Microwave Symposium, 751-754 (2004).
  • S. Gupta and E. R. Brown, “Retro-directive Noise Correlation Radar with Extremely Low Acquisition Time,” 2003 IEEE MTT-S International Microwave Symposium Digest, 599-602 (2003).
Preprints
  • S. Gupta, “Automatic Analog Beamforming Transceiver for 60 GHz Radios,” E-print archive: arXiv:0901.2771v1 (2009).
  • S. Gupta, G. C. Valley, R. H. Walden, B. Jalali, “Power Scaling in High Speed Analog-to-Digital Converters using Photonic Time Stretch Technique,” E-print archive: arXiv:0901.2767v1 (2009).

Patents

  • M. Singh, and S. Gupta, Methods for generating multi-level pseudo-random sequences, patent application.
  • S. Gupta, M. Singh, and M. Sakare, Methods for characterizing high speed DACs using multi level signals, patent application.
  • S. Gupta, N. P. Nandakumar, A. Gupta, and P. K. Moyade, Coherent Receiver based on Analog Domain Signal Processing, patent application.

Contact Information

Department of Electrical Engineering
IIT Bombay, Powai
Mumbai 400076, India
Office Location: EE Building, Room# 118
Email: firstname [AT] ee.iitb.ac.in
Phone: +91-22-2576-7499 (O); +91-22-2576-8499 (R)
Fax: +91-22-2572-3707
Web: http://www.ee.iitb.ac.in/~shalabh


 
Last modified: 2014/04/22 12:28
 
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