Research Publications & Presentations
from the Analog Design Group

• 2008
  • Constrained Partial Response Receivers for High-Speed Links,
    Mahmoud Reza Ahmadi, Jaekyun Moon and Ramesh Harjani, “to appear in IEEE Transactions on Circuits and System II, 2008
  • Design and Implementation of Active Decoupling Capacitor Circuits for Power Supply Regulation in Digital ICs,
    Jie Gu, Ramesh Harjani and Chris H. Kim, to appear in IEEE Transactions on VLSI, 2008
  • Modeling and Synthesis of Wide-Band Switched-Resonators for VCOs
    Bodhisatwa Sadhu, Umaikhe E. Omole, and Ramesh Harjani, IEEE Custom Integrated Circuits Conference, Sept 2008
  • Modeling, Measurement and Mitigation of Crosstalk Noise Coupling in 3D-ICs
    Liuchun Cai and Ramesh Harjani, “”, IEEE Custom Integrated Circuits Conference, Sept 2008
  • I/O Staggering for Low-Power Jitter Reduction
    Kin-Joe Sham and Ramesh Harjani, European Microwave Conference, Aug 2008
  • Sub-10ns Frequency Hopping Synthesizer based on Injection-Locking
    Narasimha Lanka, Satwik Patnaik and Ramesh Harjani, European Microwave Conference, Aug 200
  • A High Efficiency DC-DC Converter Using 2nH Integrated Inductors (paper)
    Josh Wibben and Ramesh Harjani, IEEE Journal of Solid-State Circuits, April 2008
  • A 3X5Gb/s Multi-Lane Low-Power 0.18um CMOS Pseudo-Random Bit Sequence Generator
    Kin-Joe Sham, Shubha Bommalingaiahnapallya, Mahmoud Reza Ahmadi and Ramesh Harjani, IEEE Transactions on Circuits and Systems II: Express Briefs, May 2008
  • Exploiting the Transient Behavior of Injection Locked Oscillators
    Ramesh Harjani, CMOS Emerging Technologies Workshop, August 2008 (invited)
• 2007
  • Design of Programmable Wireless Networks - Tutorial (abstract)
    Ramesh Harjani, Ahmed Tewfik, Keshab Parhi, and Gerald Sobelman, IEEE Portable, March 2007
  • High-Speed Circuits for a Multi-Lane 12 Gbps CMOS PRBS Generator (paper)
    Shubha Bommalingaiahnapallya, Kin-Joe Sham, Mahmoud Reza Ahmadi, and Ramesh Harjani, IEEE International Symposium on Circuits and Systems, May 2007
  • Design of Programmable Wireless Networks aka Cognitive Radio - Tutorial (abstract)
    Ramesh Harjani, Ahmed Tewfik, Keshab Parhi, and Gerald Sobelman, IEEE Symposium on Circuits and Systems, May 2007
  • A High Efficiency DC-DC Converter Using 2nH On-Chip Inductors (paper)
    Josh Wibben and Ramesh Harjani, Symposium on VLSI Circuits, June 2007
  • Understanding the Transient Behavior of Injection Locked LC Oscillators (paper)
    Narasimha Lanka, Satwik Patnaik and Ramesh Harjani, IEEE Custom Integrated Circuits Conference, September 2007
  • Fast Hopping Injection Locked Frequency Generation for UWB (paper)
    Narasimha Lanka and Ramesh Harjani (invited), IEEE International Conference on Ultra-Wideband (ICUWB), September 2007
  • Software Defined Cognitive Radios - Tutorial
    Ramesh Harjani, Ahmed Tewfik and Gerald Sobelman, IEEE International Conference on ASIC (ASICON), October 2007
  • Inductorless Design of CMOS RF Frontends (paper)
    Ramesh Harjani and Liuchun Cai, EEE International Conference on ASIC (ASICON), October 2007 (invited)
  • High Speed Frequency Hopping Using Injection Locked RF Front-ends (paper)
    Narasimha Lanka and Ramesh Harjani (invited), IEEE Asilomar Conference on Signals, Systems, and Computers, November 2007
• 2006
  • A 20Gb/s Transceiver for Network-On-Chip (abstract)(poster)
    Zain Asgar, Jia Zou, Priyesh Jain, Raghavendra Kamath and Ramesh Harjani, "Future Interconnects and Networks on Chip Workshop" Munich, Germany, March, 2006
  • Distributed Active Decoupling Capacitors for On-Chip Supply Noise Cancellation in Digital VLSI Circuits (paper)
    Jie Gu, Ramesh Harjani and Chris Kim, Symposium on VLSI Circuits, June 2006
  • FEXT Crosstalk Cancellation for High-Speed Serial Link Design (paper)
    Kin-Joe Sham, Mahmoud Reza Ahmadi, Shubha Bommalingaiahnapallya, Gerry Talbot and Ramesh Harjani, IEEE Custom Integrated Circuits Conference, September 2006
  • Gain Calibration Technique for Increased Resolution in FRC Data Converters (paper)
    Frank Dropps and Ramesh Harjani, IEEE Transactions on Circuits and Systems II: Express Briefs, Vol 53, No. 11, November 2006
• 2005
  • A New Noncoherent UWB Impulse Radio Receiver, (paper)
    Mi-Kyung Oh, Byunghoo Jung, Ramesh Harjani, and Dong-Jo Park, IEEE Communications Letters,  Feb, 2005
  • Tutorial: High-Speed Interconnect Technology: On-Chip and Off-Chip ()
    Ramesh Harjani, Jaijeet Roychowdhury and Sachin S. Sapatnekar, VLSI Design, Jan 2005.
    Ramesh Harjani (University of Minnesota)
    Jaijeet Roychowdhury (University of Minnesota)()
    Sachin S. Sapatneker (University of Minnesota)()
  • A CMOS High Efficiency +22dBm Linear Power Amplifier, (paper)
    Yongwang Ding and Ramesh Harjani, to appear in IEEE Journal of Solid State Circuits, 2005
  • Power Optimized LC VCO and Mixer Co-Design, (paper)
    Byunghoo Jung, Shubha Bommalingaiahnapallya and Ramesh Harjani, IEEE International Symposium on Circuits and Systems, May 2005
  • Pulse Generator Design for UWB IR Communication Systems (paper)
    Byunghoo Jung, Yi-Hung Tseng, Jackson Harvey and Ramesh Harjani, IEEE International Symposium on Circuits and Systems, May 2005
  • Process Tolerant Design of N-Tone Sigma Delta Converters  (paper)
    Ramesh Harjani and Shubha Bommalingaiahnapallya, IEEE International Symposium on Circuits and Systems, May 2005 (invited paper)
  • Extended Noise-Shaping in Cascaded N-Tone Sigma-Delta Converter (paper)
    Shubha Bommalingaiahnapallya, Raghavendra Bommalingaiahnapallya and Ramesh Harjani, International Conference on Advanced A/D & D/A Conversion Techniques and thier Applications, Limerick July 2005
  • High Performance FRC ADCs with Gain Calibration (paper)
    Frank Dropps and Ramesh Harjani, International Conference on Advanced A/D & D/A Conversion Techniques and thier Applications, Limerick July 2005
  • Designing LC VCOs Using Capacitive Degeneration Techniques (paper)
    Byunghoo Jung and Ramesh Harjani, to appear in International Journal of High Speed Electronics and Systems, special issue on High-Speed Mixed-Signal Integrated Circuits, October 2005
• 2004
  • Analog/RF Physical Layer Issues for UWB Systems  (paper)
    Ramesh Harjani, Jackson Harvey and Robert Sainati, IEEE VLSI Design 2004, January 2004 (invited paper)
  • Ultra-wideband Systems: An Introduction & Analog Tradeoffs (slides)
    Ramesh Harjani,  Indian Institute of Technology, New Delhi, January 2004
  • A 20GHz VCO with 5GHz Tuning Range in 0.25um SiGe BiCMOS (paper)
    Byunghoo Jung and Ramesh Harjani, IEEE International Solid-State Circuits Conference (ISSCC ), 2004
  • A 96dB SFDR 50Ms/s CMOS Pipeline A/D Converter (paper)
    Kavita Nair and Ramesh Harjani, IEEE International Solid-State Circuits Conference (ISSCC ), 2004
  • A Wide Tuning Range VCO Using Capacitive Source Degeneration, (paper)
    Byunghoo Jung and Ramesh Harjani, IEEE International Symposium on Circuits and Systems (ISCAS), May 2004
  • Lowpower Implementation of an N-Tone Sigma-Delta Converter, (paper)
    Shubha B and Ramesh Harjani, IEEE International Symposium on Circuits and Systems (ISCAS), May 2004
  • Tutorial: Ultrawideband Radio Communications
    Arranged by: J.R. Long and Ramesh Harjani, IEEE International Symposium on Circuits and Systems (ISCAS), May 2004
    V. Srinivasa Somayazulu (Intel R&D)(slides) / John R. Long (Delft University of Technology)(slides) /
    G. B. Giannakis (University of Minnesota)(slides) / Ramesh Harjani (University of Minnesota)(slides) /
    A. H. Tewfik (University of Minnesota)(slides) / Lawrence E. Larson (University of California -San Diego)(slides)
    Anuj Batra (Texas Instruments)(slides)
  • Novel CMOS Low-Loss Transmission Line Structures, (paper)
    Jaewon Kim and Ramesh Harjani, IEEE Radio & Wireless Conference (RAWCON), September 2004
  • A CMOS High Efficiency +22dBm Linear Power Amplifier, (paper)
    Yongwang Ding and Ramesh Harjani, IEEE Custom Integrated Circuits Conference (CICC), October 2004
  • Enhanced Analytic Van der Zeil Noise Model for RF CMOS Design, (paper)
    James Keoppe and Ramesh Harjani, IEEE Custom Integrated Circuits Conference (CICC), October 2004
  • A Digital DFT Technique for Verifying the Static Performance of A/D Converters, (paper)
    Wooyoung Choi, Bapiraju Vinnakota and Ramesh Harjani, IEEE Custom Integrated Circuits Conference (CICC), October 2004
  • On the Selection of On-Chip Inductors for the Optimal VCO Design, (paper)
    Yong Zhan , Ramesh Harjani and Sachin S. Sapatnekar, IEEE Custom Integrated Circuits Conference (CICC), October 2004
  • High-Frequency LC VCO Design Using Capacitive Degeneration, (paper)
    Byunghoo Jung and Ramesh Harjani, IEEE Journal of Solid-State Circuits, Vol 39, No. 17, December 2004
• 2003
  • DC-Coupled 900 MHz ISM Band RF Front-End Design for a Wireless Telemetry Receiver (paper)
    Jonghae Kim, Jackson Harvey and Ramesh Harjani, IEEE Journal of Solid-State Circuits, January 2003
  • A Novel Noise Optimization Design Technique for Radio Frequency Low Noise Amplifiers (paper)
    Byunghoo Jung, Anand Gopinath and Ramesh Harjani, IEEE International Symposium on Circuits and Systems, May 2003
  • Novel Integrateable Notch Filter Implementation for 100dB Image Rejection (paper)
    Jayant Parathasarathy and Ramesh Harjani, IEEE International Symposium on Circuits and Systems, May 2003
• 2002
  • Design of Low-Phase-Noise CMOS Ring Oscillators (paper)
    Liang Dai and Ramesh Harjani , IEEE Transactions on Circuits and Systems II, Vol 49, Issue 5, May 2002.
  • Radio Basics: What Developers and Integrators Need to Know (slides)
    Ramesh Harjani, Comdex Fall 2002
• 2001
  • A +18dBm IIP3 LNA in 0.35 µCMOS (paper)
    Yongwang Ding and Ramesh Harjani, IEEE International Solid-State Circuits Conference (ISSCC ), 2001
  • An ISM Band CMOS Integrated Transceiver Design for Wireless Telemetry System (paper)
    Jonghae Kim and Ramesh Harjani, IEEE International Symposium on Circuits and Systems, 2001
  • Analysis and Design of an Integrated Quadrature Mixer with Improved Noise, Gain, and Image Rejection (paper)
    Jackson Harvey and Ramesh Harjani, IEEE International Symposium on Circuits and Systems, 2001
  • Power Optimization of CMOS LC VCOs (paper)
    Ming-ta Hsieh, Jackson Harvey and Ramesh Harjani, IEEE International Symposium on Circuits and Systems, 2001
  • Capacitive Voltage Multipliers: A High Efficiency Method to Generate Multiple On-Chip Supply Voltages  (paper)
    Ron Balczewski and Ramesh Harjani, IEEE International Symposium on Circuits and Systems, 2001
  • Non-ideal Amplifier Effects on the Accuracy of Analog-to-Digital Capacitor Ratio Converter (paper)
    Wooyoung Choi, Ramesh Harjani and Bapiraju Vinnakota, IEEE International Symposium on Circuits and Systems, 2001
  • An ISM Band CMOS Integrated Wireless Telemetry Transceiver (paper)
    Jonghae Kim and Ramesh Harjani, 53rd IEEE Vehicular Technology Conference, May 2001
  • A High Efficiency 20 dBm, 900 MHz Power Amplifier Module in 0.35 um CMOS (paper)
    Jonghae Kim and Ramesh Harjani, RAWCON 2001
  • A 455Mb/s MR Preamplifier Design in a 0.8u CMOS Process (paper)
    Ramesh Harjani, IEEE Journal of Solid-State Circuits, June 2001
  • An integrated quadrature mixer with improved image rejection at low voltage (paper)
    Jackson Harvey and Ramesh Harjani, VLSI Design 2001. Fourteenth International Conference on VLSI Design, 2001, p 269-73
  • A low-phase-noise CMOS ring oscillator with differential control and quadrature outputs (paper)
    Liang Dai and Ramesh Harjani, Proceedings 14th Annual IEEE International ASIC/SOC Conference, 2001, p 134-8
  • Design at the Leading Edge of Mixed-Signal ICs (slides)
    Rob A. Rutenbar & Ramesh Harjani, HotChips 13 Afternoon Tutorial, August 2001
• 2000
  • CMOS Switched-Opamp based Sample-and-Hold Circuit (paper)
    Liang Dai and Ramesh Harjani, IEEE Journal of Solid-State Circuits, Jan 2000
  • Comparison and Analysis of Phase Noise in Ring Oscillators (paper)
    Liang Dai and Ramesh Harjani, IEEE International Symposium on Circuits and Systems, 2000
  • A Universal Analytic Charge Injection Model (paper)
    Youngwang Ding and Ramesh Harjani, IEEE International Symposium on Circuits and Systems, 2000
  • A High Speed Differential to Single-Ended Amplifier for Instrumentation Applications (paper)
    Doug Dean and Ramesh Harjani, International Symposium on Circuits and Systems, 2000
  • An IF Stage Design For An ASK-based Wireless Telemetry System (paper)
    Oyvind Birkenes, Jonghae Kim and Ramesh Harjani, International Symposium on Circuits and Systems, 2000
  • Analysis and Design of Low-Phase-Noise Ring Oscillators (paper)
    Liang Dai and Ramesh Harjani, International Symposium on Low Power Electronics and Design, 2000
  • DFT for Digital Detection of Analog Parametric Faults in SC Filters (paper)
    Bapiraju Vinnakota and Ramesh Harjani, IEEE Trans on Computer-Aided Design of Circuit and Systems, Vol 19, No 7, July 2000
  • A European ISM Band Power Amplifier Module (paper)
    Ming-ta Hsieh, Jonghae Kim and Ramesh Harjani, IEEE Radio and Wireless Conference, 2000
  • RF Front-End Design with Copper Passive Components (paper)
    Jonghae Kim, Jim Koeppe, Ming-ta Hsieh, and Ramesh Harjani, Techcon 2000
  • A Universal Charge Injection Model and its Applications (paper)
    Yongwang Ding and Ramesh Harjani, Techcon 2000
  • A 900 MHz Front-End Design with Copper Passive Components (paper)
    Jonghae Kim, Jim Koeppe, Ming-ta Hsieh, and Ramesh Harjani, Midwest Symposium on Circuits and Systems
  • Optimal Test-Set Generation for Parametric Fault Detection in Switched Capacitor Filters (paper)
    Wooyoung Choi, Ramesh Harjani and Bapiraju Vinnakota, Ninth Asian Test Symposium (ATS 2000), December 2000
• 1999
  • A High Speed Low Noise CMOS MR Preamplifier for Disk Drives (paper)
    Jeremy Kuehlwein and Ramesh Harjani, European Solid-State Circuits Conference
  • An Integrated Low-Voltage Class AB CMOS OTA (paper)
    Ramesh Harjani, Randy Heineke and Feng Wang, IEEE Journal of Solid-State Circuits, February 1999
  • Power Analysis and Optimal Design of Opamps for Oversampled Converters, (paper)
    Feng Wang and Ramesh Harjani, IEEE Transactions on Circuits and Systems, 1999
  • A Telemetry and Interface Circuit for Piezoelectric Sensors (paper)
    Kavita Nair and Ramesh, Proceedings of the IEEE International Symposium on Circuits and Systems, 1999
  • Compact, Ultra Low Power, Programmable Continuous-Time Filter Banks for Feedback Cancellation in Hearing Aids (paper)
    Kavita Nair and Ramesh Harjani, VLSI Design
  • Digital Detection of Parameteric Faults in Data Converters (paper)
    Bapiraju Vinnakota and Ramesh Harjani, Proceedings of the IEEE Custom Integrated Circuits Conference
  • Digital Detection of Analog Parametric Faults in Switched-Capacitor Filter (paper)
    Ramesh Harjani and Bapiraju Vinnakota, in Proceedings of the IEEE/ACM Design Automation Conference
  • An ISM Band RF Front-End for Short Range Wireless Telemetry (paper)
    Oyvind Birkenes, Jonghae Kim and Ramesh Harjani , IEEE International ASIC/SOC Conference, September
  • A 273 MHz Low Noise CMOS MR Preamplifier for Disk Drives (paper)
    Jeremy Kuehlwein and Ramesh Harjani,, IEEE International ASIC/SOC Conference, September
  • Embedded cure monitor, strain gauge, and mechanical state estimator (paper)
    J Dubow, W Zhang, Y Lu, J. Bingham, F Syammach, D.G. Krantz, J.H. Belk, P Biermann, R Harjani, S.C. Mantell, D.L. Polla, P.R. Troyk,
    Proceedings of the SPIE - The International Society for Optical Engineering, v 3673, 1999, p 336-50
• 1998
  • FRC: A Method for Extending the Resolution of Nyquist Rate Converters using Oversampling (paper)
    Ramesh Harjani and Tom Lee, IEEE Transactions on Circuits and Systems II, pp 482-494, April 1998
  • BiCMOS implementation of a 276 MS/s forward equalizer and 200 MS/s FDTS detector (paper)
    Harjani, R. Barnett, R. Butenhoff, IEEE Transactions on Magnetics. v 34 n 1 pt 1 Jan 1998. p 160-165
  • Data Acquisition and Conversion
    Ramesh Harjani, Dennis Polla, Kavita Nair and Chris Zillmer, Wiley Encyclopedia of Electrical and Electronics Engineering, Wiley Interscience, 1998
  • "Introduction " and "Design for Test" in Analog and Mixed-Signal Test: An Overview,
    Ramesh Harjani and Bapiraju Vinnakota, Editor Bapiraju Vinnakota, Prentice Hall, 1998
  • Gallium Arsenide Based Microsensor Systems (paper)
    T. T. Vu, P.C. Nguyen, L.T. Vu, C.H. Nguyen, M.D. Bui, A.C. Nguyen, J.N.C Vu, Ramesh Harjani, L.L. Kinney, K.K. Parhi, D.L. Polla, R. Schaumann, P.J. Schiller and M.S. Shur, Government Microcircuit Applications Conference, 16-19 March 1998 (Best paper award)
  • Gallium arsenide based micro-accelerometers (paper)
    T.T. Vu, P.C. Nguyen, L.T. Vu, C.H. Nguyen J.N.C Vu, D.L. Polla, P.J. Schiller, S. Stevanovich, H.Y. Li, Y.Q Yang and R. Harjani,
    Proceedings of Midwest Symposium on Circuits and Systems, 1998, pt. 2, p 1111-15 vol.2
  • CMOS Switched-Opamp Based Sample-and-Hold Circuit (paper)
    Liang Dai and Ramesh Harjani, Proceedings of the IEEE International Symposium on Circuits and Systems, 1998
• 1997
  • Analog Circuit Observer Blocks (paper)
    Bapiraju Vinnakota and Ramesh Harjani, IEEE Transactions on Circuits and Systems II, Feb 1997, p 154-163
  • ACOBs: A DFT technique for analog circuits (paper)
    Ramesh Harjani and Bapiraju Vinnakota, Circuits and Systems in the Information Age Proceedings - IEEE International Symposium on Circuits and Systems 1997. p 231-250
  • Pseudoduplication - An ACOB Technique for Single-Ended Circuits (paper)
    Bapiraju Vinnakota, Ramesh Harjani and Woo-Young Choi, Proceedings of the IEEE International Conference on VLSI Design, Jan 1997, p 398-402
  • Nonlinear Settling Behaviour in Oversampled Converters (paper)
    Feng Wang and Ramesh Harjani, Proceedings of the IEEE Custom Integrated Circuits Conference, 1997, p 495-498
  • A Ultra Low Power Transconductance Cell (paper)
    Kavita Nair and Ramesh Harjani, Proceedings of the IEEE International Conference on Circuits and Systems, 1997, p 217-220
  • Delta-Sigma-Delta Modulator: An Autoranging A/D Converter (paper)
    Mike Gaboury and Ramesh Harjani, Proceedings of the IEEE International Conference on Circuits and Systems, 1997, p 401-404
  • A BiCMOS Implementation of a 350Ms/s Forward Equalizer and 200Ms/s FDTS Detector (paper)
    Ray Barnett, Mike Butenhoff and Ramesh Harjani, Eight Magnetic Recording Conference, 1997
  • Gallium Arsenide Based Micro-Accelerometers (paper)
    T. T. Vu, P. C. Nguyen, L. T. Vu, C. H. Nguyen, J. N. C. Vu, D. L. Polla, P. J. Schiller, S Stevonovich, H.Y. Li, Y. Q. Yang and R. Harjani,
    40th Midwest Symposium on Circuits and Systems, August 1997
  • Microsensors Fabricated in Gallium Arsenide (paper)
    T. T. Vu, P.C. Nguyen, L.T. Vu, C.H. Nguyen, M.D. Bui, A.C. Nguyen, J.N.C Vu, Ramesh Harjani, L.L. Kinney, K.K. Parhi, D.L. Polla, R. Schaumann, P.J. Schiller and M.S. Shur,
    Technology 2007 (Federal Lab. Consortium, NASA and NASA Tech Briefs), 22-24 September 1997, Boston Massachusetts
• 1996
  • "Feasibility and Performance Region Modeling of Analog and Digital Circuits", (paper)
    Ramesh Harjani and Jianfeng Shao, Analog Integrated Circuits and Signal Processing- special issue on Macromodeling, Vol 10, No 1-2, pp 23-43, June/July 1996
  • "System-Level Design for Test of Fully Differential Analog Circuits", (paper)
    Ramesh Harjani, Bapiraju Vinnakota and Nicholas J. Stessman, IEEE Journal of Solid-State Circuits, pp 1526-1534, October 1996
  • "Analog Implementation of the FDTS/DF Detection Algorithm for Magnetic Recording", (paper)
    Ronald V. Jaworski and Ramesh Harjani, IEEE Transactions on Magnetics, September 1996
  • "Feasibility and Performance Region Modeling of Analog and Digital Circuits",
    Ramesh Harjani and Jianfeng Shao, In Modelling and Simulation of Mixed Analog-Digital Systems, Kluwer Academic Press, 1996
  • "The Optimal Design of Opamps for Oversampled Converters", (paper)
    Feng Wang and Ramesh Harjani, Proceedings of the IEEE Custom Integrated Circuits Conference, pp 337-340, 1996
  • "A Non-Slewing Opamp for Oversampled Converters", (paper)
    Ramesh Harjani,  Proceedings of the IEEE International Conference on Circuits and Systems, pp 481-484, 1996
  • "A Low Voltage Class AB CMOS Amplifiers", (paper)
    Feng Wang, Randy Heineke and Ramesh Harjani,  Proceedings of the IEEE International Conference on Circuits and Systems, pp 392-396, 1996
  • "A 200MHz Differential Sampled Data FIR for Disk Drive Equalization", (paper)
    Raymond Barnett and Ramesh Harjani, Proceedings of the IEEE International Conference on Circuits and Systems, pp 429-432, 1996
  • "Analog Implementation of the FDTS/DF Detection Algorithm for Magnetic Recording", (paper)
    Ronald V. Jaworski and Ramesh Harjani, International Magnetics Conference, 1996
• 1995
  • "Self-Initializing Memory Elements", (paper)
    Bapiraju Vinnakota and Ramesh Harjani, IEEE Transactions on Circuits and Systems II, Vol. 42, No 7, pp. 461-472, July 1995
  • "A Low-Power CMOS VGA for 50Mb/s Disk Drive Read Channels", (paper)
    Ramesh Harjani, IEEE Transactions on Circuits and Systems II, Vol. 42, No. 6, pp. 370-376, June 1995
  • "Partial Positive Feedback for Gain Enhancement of Low Power CMOS OTAs", (paper)
    Rongtai Wang and Ramesh Harjani, Analog Integrated Circuits and Signal Processing, Vol. 8, No 1, pp. 21-35, July 1995
  • "An Improved Model for the Slewing Behavior of Opamps", (paper)
    Feng Wang and Ramesh Harjani, IEEE Transactions on Circuits and Systems II, Vol. 42, No. 10, pp 679-681, October 1995
  • "Mixed-Signal Design Test",
    Ramesh Harjani and Bapiraju Vinnakota, in Microsystems Technology for Multimedia Applications, IEEE Press, May 1995
  • "Analog to Digital Converters",
    Ramesh Harjani, in The Circuits and Filters Handbook, Editor: Wai-Kai Chen, IEEE/CRC Press, 1995 (Invited book chapter)
  • "Partial Positive Feedback for Gain Enhancement of Low-Power CMOS OTAs", (paper)
    R. Wang and R. Harjani, in Low-Voltage Low-Power Analog Integrated Circuits, Kluwer Academic Press, 1995
  • "Dynamic Amplifier: Settling, Slewing and Power Issues", (paper)
    Feng Wang and Ramesh Harjani, in Proceedings of the IEEE International Conference on Circuits and Systems, pp. 319-322, 1995
  • "System-level Design for Test of Fully Differential Analog Circuits", (paper)
    Bapiraju Vinnakota, Ramesh Harjani and Nicholas J. Stessman, in Proceedings of the IEEE/ACM Design Automation Conference, pp. 450-454, 1995
• 1994
  • "Feasibility Region Modeling of Analog Circuits for Hierarchical Circuit Design", (paper)
    Jianfeng Shao and Ramesh Harjani, in the Proceedings of Midwest Symposium on Circuits and Systems, pp. 407-410, 1994
  • "Macromodeling of Analog Circuits for Hierarchical Circuit Design", (paper)
    Jianfeng Shao and Ramesh Harjani, in Proceedings of the IEEE/ACM International Conference on Computer-Aided Design, pp. 656-663, 1994
  • "Design of Analog Self-Checking Circuits", (paper)
    Ramesh Harjani and Bapiraju Vinnakota, in Proceedings of the IEEE International Conference on VLSI Design, pp. 67-70, Jan 1994
  • "A 6-Bit 40MHz Current Subtracting Flash Converter", (paper)
    Andrew Cable and Ramesh Harjani, in Proceedings of the IEEE International Symposium on Circuits and Systems, pp. 465-468, 1994
  • "Analog Circuit Observer Blocks", (paper)
    Ramesh Harjani and Bapiraju Vinnakota, in Proceedings of the IEEE VLSI Test Symposium, pp. 258-263, April, 1994
• 1993
  • "Acoustic Feedback Cancellation in Hearing Aids", (paper)
    Rongtai Wang and Ramesh Harjani, in Proceedings of the IEEE International Conference on Acoustics, Speech and Signal Processing, pp. 137-140, 1993
  • "The Suppression of Acoustic Oscillation in Hearing Aids Using Minimum Phase Techniques", (paper)
    Rongtai Wang and Ramesh Harjani, in Proceedings of the IEEE International Symposium on Circuits and Systems, pp. 818-821, 1993
  • "A Dual Frequency Range Micromachined Silicon Accelerometer Architecture Using Capacitive and Piezoelectric Sensing Techniques", (paper)
    B. A. Blow, D. L. Polla, R. Harjani and T. Tamagawa, in Proceedings of the IEEE International Symposium on Circuits and Systems, pp. 1120-1124, 1993
• 1987 - 1992
  • "Designing Mixed-Signal ICs", (paper)
    Ramesh Harjani, IEEE Spectrum, pp. 49-51, Nov 1992,
  • "OASYS: A Framework for Analog Circuit Synthesis", (paper)
    Ramesh Harjani, In Proceedings of The Second Annual IEEE ASIC Seminar and Exhibit, pp. P13.1/1-4, Sept 1989,
  • "OASYS: A Framework for Analog Circuit Synthesis", (paper)
    Ramesh Harjani, Rob A. Rutenbar and L. Richard Carley, IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, Vol., No 12, pp. 1247-1266, December 1989.
  • "ACACIA: the CMU Analog Design System", (paper)
    L. R. Carley, D. Garrod, R. Harjani, J. Kelly, T. Lim, E. Ochotta, R. A. Rutenbar, in Proceeding of the IEEE Custom Integrated Circuits Conference, pp. 4.3/1-5, May 1989.
  • "Analog Circuit Synthesis for Performance in OASYS", (paper)
    Ramesh Harjani, Rob A. Rutenbar and L. Richard Carley, in Proceedings of the IEEE International Conference on Computer-Aided Design, pp. 492-495, Nov 1988. (winner best paper award)
  • "Analog Circuit Synthesis & Exploration in OASYS", (paper)
    Ramesh Harjani, Rob A. Rutenbar and L. Richard Carley, in Proceedings of the IEEE International Conference on Computer Design, pp. 44-47, Oct. 1988.
  • "A Prototype Framework for Knowledge-Based Analog Circuit Synthesis", (paper)
    Ramesh Harjani, Rob A. Rutenbar and L. Richard Carley, in Proceedings of the IEEE/ACM Design Automation Conference, pp. 42-49, August 1987. (winner best paper award)