You are here

Waleed Khalil

  • Associate Professor, Electrical & Computer Engr.
  • 205 Dreese Laboratories
    2015 Neil Ave
    Columbus, OH 43210
  • 614-292-0305

About

Education

Ph.D. 2008, Arizona State University

Areas of interest

RF and mm-wave circuits and systems, sub-THz circuits, front-end actives and passives, high performance clocking circuits, GHz A/D and D/A circuits.

Office

251 ElectroScience Laboratory; 1320 Kinnear Road, Columbus, OH 43212 or 468 Dreese Laboratories

Honors

  • January, 2020

    Best poster award at the 2020 Government Microcircuit Applications & Critical Technology (GOMACTech) Conference.

  • January, 2019

    OSU College of Engineering Lumley Research Award.

  • January, 2018

    SEta Kappa Nu Fred H. Pumphrey's Distinguished Teacher Award in Electrical Engineering.

  • January, 2017

    Best paper award at the 2017 IEEE Compound Semiconductor IC Symposium (CSICS).

  • January, 2017

    Best student paper award at the 2017 IEEE Compound Semiconductor IC Symposium (CSICS).

  • January, 2014

    2nd place best paper competition at 2014 USNC/URSI National Radio Science Conference.

  • January, 2013

    Best paper award at the 2013 IEEE International Symposium on Phased Array Systems and Technology.

  • January, 2013

    Best paper award at the 2013 Wireless Innovation Forum.

  • June, 2011-
    September, 2012

    AFRL Summer Faculty Fellowship.

  • June, 2010-
    September, 2011

    AFRL Summer Faculty Fellowship.

  • May, 2010

    TSMC's Outstanding Circuit Research Award.

  • January, 2010

    Professional Course Instructor.

  • June, 2005

    Intel Achievement Award.

  • January, 1996-
    January, 2004

    Intel Division Recognition Award.

  • January, 1992-
    January, 1993

    University of Minnesota Dean's List.

Books

2011

  • Yoder, Samantha; Ismail, Mohammed; Khalil, Waleed. 2011. "VCO-based quantizers using frequency-to-digital and time-to-digital converters." Springer.

Chapters

2012

  • 2012. "Current and Emerging Trends in the Design of Digital-to-Analog Converters." In Design, Modeling and Testing of Data Converters, edited by P. Carbone, S. Kiaei, T. F. Xu,

Journal Articles

2019

  • Fragasse, R.; Tantawy, R.; Dupaix, B.; Dean, T. et al., 2019, "Analysis of SRAM Enhancements Through Sense Amplifier Capacitive Offset Correction and Replica Self-Timing." IEEE Transactions on Circuits and Systems I: Regular Papers 66, no. 6, 2037-2050 - 2037-2050.
  • Tantawy, R.; Patel, V.J.; Smith, D.S.; Rashid, S. et al., 2019, "Wide-Bandwidth, High-Linearity, 2.8-GS/s, 10-bit Accurate Sample and Hold Amplifier in 130-nm SiGe BiCMOS." IEEE Transactions on Circuits and Systems I: Regular Papers 66, no. 5, 1758-1768 - 1758-1768.

2011

  • W. Khalil, S. Shashidharan, T. Copani, S. Chakraborty, S. Kiaei, and B. Bakkaloglu, 2011, "A 700-uA 405-MHz All-Digital Fractional-N Frequency-Locked Loop for ISM Band Applications." IEEE Trans. Microwave Theory and Techniques 59, no. 5, 1319-1326 - 1319-1326.

Presentations

  • "Introduction to Phase Noise." 2011, Presented at Besser Asscoiates,
  • "Towards mm-Wave Design in Nanometer CMOS: Challenges and Solutions." 2012, Presented at U of Calgary, iRadio Lab,
  • "Short Course: Introduction to Wireless Radio Communications." 2004, Presented at Radio and Mixed Signal Integrated Systems (RAMSIS) 1st Summer School,
  • "Short Course:Wideband Frequency Synthesizers." 2008, Presented at Radio and Mixed Signal Integrated Systems (RAMSIS) 4th Summer School,
  • "Short Course: Frequency Synthesis for Wireless Systems." 2007, Presented at Radio and Mixed Signal Integrated Systems (RAMSIS) 3rd Summer School,
  • "Workshop: Accurate Tuning and Calibration of Fractional-N Frequency Synthesizers." 2008, Presented at IEEE RFIC Symposium,
  • "Short Course: Recent Advances in The Design of Wideband PLLs." 2009, Presented at Radio and Mixed Signal Integrated Systems (RAMSIS) 5th Summer School,
  • "Introduction to Phase Noise." 2010, Presented at Besser Associates,
  • "Workshop: Volumetric Switched Beam Array for 60 GHz Wireless Systems." 2010, Presented at IEEE MTT International Microwave Symposium (IMS),
  • "Ultra Wideband Direct Digital-to-RF D/A Architecture and Circuits." 2010, Presented at IEEE Dallas Circuits and Systems (DCAS),
  • "RF CMOS Design." 2012, Presented at Besser Associates,
  • "Negative Capacitance Circuits and Their Applications to ESD and Parasitic Capacitance Cancellation in High Speed IO Cells." 2010, Presented at Intel Research Labs,
  • "Short Course: Characterization and Measurement of Phase Noise and Jitter." 2010, Presented at ElectroScience Lab Consortium for EM and RF (CERF),
  • "Short Course: Millimeter Wave Circuits: Embracing The Next Wave of Wireless Communication." 2010, Presented at Radio and Mixed Signal Integrated Systems (RAMSIS) 6th Summer School,
  • "Short Course: Characterization and Measurement of Phase Noise and Jitter." 2011, Presented at ElectroScience Lab Consortium for EM and RF (CERF),
  • "Analysis of Phase Noise and Its Impact on RF Systems." 2005, Presented at IEEE International Conference on Electronics Circuits ad Systems, ICECS,
  • "Short Course: RF CMOS Design Solutions for 4G Wireless." 2006, Presented at Radio and Mixed Signal Integrated Systems (RAMSIS) 2nd Summer School,
  • "Tutorial: RFIC Circuit and System Design." 2007, Presented at IEEE RFIC Symposium,
  • "An On-Chip Phase Noise Analyzer." 2009, Presented at IBM Research Invited Talk,

Papers in Proceedings

2019

  • Dean, T.; Quach, T.; Rashid, S.; James, T. et al. "Wideband High-Efficiency Reconfigurable Digital Power Amplifier in GaN." in Government Microcircuit Applications Conference (GOMAC). (3 2019).
  • Casto, M.; Dupaix, B.; Orlando, P.L.; Khalil, W. "Process Specific Functions for Assurance of Analog/Mixed-Signal Integrated Circuits." (8 2019).
  • Belz, M.; Kines, M.; Rashid, S.; Smith, D. et al. "Optimal Component Selection for mm-Wave VCOs using Evolutionary Algorithms." in Government Microcircuit Applications Conference (GOMAC). (3 2019).
  • Specht, T.; Taghipour, Z.; Ronningen, T.J.; Fragasse, R. et al. "Photodetector architecture for open circuit voltage operation of MWIR InAsSb detectors." (8 2019).

2018

  • Naguib, A.; Tawfik, E.; Smith, D.; Dupaix, B. et al. "High Resolution Wide Bandwidth Integrated Arbitrary Amplitude and Phase Waveform Generator." in Government Microcircuit Applications Conference (GOMAC). (3 2018).
  • Larue, M.; Barton, T.; Belz, M.; Rashid, S. et al. "Multifunction Transmitter based on a Fully-Digital CMOS/GaN Architecture in DAHI Technology." in Government Microcircuit Applications Conference (GOMAC). (3 2018).

2015

  • McCue, J.J.; Dupaix, B.; Duncan, L.; Patel, V.J. et al. "A time-interleaved multi-mode ΔΣ RF-DAC for direct digital-to-RF synthesis." (11 2015).

2014

  • Alwan, E.A.; Khalil, W.; Volakis, J.L. "Analytical and experimental evaluation of a novel wideband transceiver with on-site coding." (1 2014).

2013

  • Q. Wu, T. Quach, A. Mattamana, S. Elabd, S. R. Dooley, J. J. McCue, P. L. Orlando, G. Creech, W. Khalil "A 10mW 37.8GHz Current Redistribution BiCMOS VCO with an Average FOMT of -193.5dBc/Hz." in IEEE International Solid-State Circuits Conference (ISSCC). (2 2013).
  • E.A. Alwan, S. Balasubramanian,J. G. Atallah,M. Larue, W. Khalil, K. Sertel, J.L. Volakis "Ultra-wideband Digital Beamformer with Significant SWAP-C Reduction." in Wireless Innovation Forum (SDR 2013). (1 2013).
  • Wu, Q.; Elabd, S.; Quach, T.K.; Mattamana, A. et al. "A -189 dBc/Hz FOMT wide tuning range Ka-band VCO using tunable negative capacitance and inductance redistribution." (9 2013).

2012

  • Q. Wu, T. Quach, A. Mattamana, S. Soliman, S. Dooley, J. McCue, P. L. Orlando, G. Creech, W. Khalil "Negative Capacitance Circuits Design Considerations for Wide Tuning Range mm-Wave VCOs." in IEEE Compound Semiconductor IC Symposium (CSICS 2012). (10 2012).

2011

  • J. Lowe, M. Deutch, G. Nelson, D. Sutton, W. Yates, P. Hansen, O. Eliezer, T. Jung, S. Morrison, Y. Liang, D. Rajan, S. Balasubramanian, A. Ramasami, W. Khalil "New Improved System for WWVB Broadcast." in 43rd Annual Precise Time and Time Interval (PTTI) Meeting. (11 2011).
  • J. McCue, S. Bou-Sleiman, L. Orlando, A. Mattamana, T. Quach, G. Creech, W. Khalil "Physical Modeling of a Parasitic Net Area Check (NAC) Tie-Down Diode for De-embedding." in 8th International Applied Computational Electromagnetics Society (ACES) Conference. (12 2011).
  • S. Yoder, W. Khalil, M. Ismail and G. Creech "Analysis and Modeling of Non-Idealities in VCO-Based Quantizers using Frequency-to-Digital and Time-to-Digital Converters." in Government Microcircuit Applications Conference (GOMAC). (3 2011).
  • J. McCue, W. Khalil, L. Orlando, K. Groves, A. Mattamana, T. Quach and G. Creech "LNA Linearization at the Ka Band Using a .13µm SiGe Technology." in Government Microcircuit Applications Conference (GOMAC). (3 2011).

2010

  • Moulder, W.F.; Khalil, W.; Volakis, J.L. "60 GHz volumetric switched beam array." (6 2010).
  • Akour, A.; Khalil, W.; Ismail, M. "Sub-THz high gain wide-band low noise amplifiers in 90nm RF CMOS technology." (12 2010).

2002

  • Liu, Y.; Khalil, W.; Fischer, P.B.; Chou, S.Y. et al. "Nanoscale Ultrafast Metal-Semiconductor-Metal Photodetectors." in IEEE Device Research Conference. (8 2002).

Patents

  • W. Khalil S. Balasubramanian. "An Ultra Wideband Digital-to-Analog Converter using Image Replica and Nonlinearity Cancelling Architecture."
  • W. Khalil, J. Volakis, E. Alwan, S. Balasubramanian. "ULTRA-WIDEBAND DIGITAL BEAMFORMER USING ON-SITE CODING TECHNIQUES."
  • K. Glass, W. Khalil, B. McDaniel. "High speed, low power, current mode comparator." Patent number: 6008673
  • K. Glass, W. Khalil, B. McDaniel. "Ultra high speed, low power, flash A/D converter utilizing a current mode regenerative comparator." Patent number: 6037890
  • K. Glass, W. Khalil, B. McDaniel. "Electronic system with high speed, low power, A/D converter." Patent number: 6121913
  • W. Khalil, C. Shi, J. Wilson. "Multiplexed digital-to-analog converters used in communication devices." Patent number: 6621437
  • Afghahi,Morteza; Waleed,Khalil; Sami,Issa. "Amplifier assisted active pixel read out structure." Patent number: 6717616
  • Jiang,Xuewen; Nikjou,Bobby,B; Khalil,Waleed; Naqvi,Syed,R. "Differential digital-to-analog converter." Patent number: 6924761
  • T. Chang, W. Khalil, B. Nikjou. "Method and circuit to reduce intermodulation distortion." Patent number: 6975846
  • W. Khalil. "Voltage controlled oscillator apparatus, method, and system." Patent number: 7034623
  • X. Jiang, B. Nikjou, W. Khalil, S. Naqvi. "Differential digital-to-analog converter." Patent number: 7242338
  • J. Tseng, W. Khalil, B. Nikjou, L. Johnson. "Programmable gain amplifier with self-adjusting offset correction." Patent number: 7302246
  • "Low Voltage Differential Signal Receiver with Fully Integrated AC Coupling and Bias Latching." Patent number: 9698735
  • "Wide-band Digital Buffer Driver." Patent number: 10411706