Publications

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Low power sensor interfaces

• A CMOS monolithic amplifier for cardiac EIT applications, Y. Teng, K. Odame,  in Analog Integrated Circuits and Signal Processing vol. 112, no. 3, p. 443-456, Sep. 2022.
• A Constant gm Current Reference Generator With Pseudo Resistor-Based Compensation, M. Shahghasemi, K. Odame,  in IEEE Transactions on Circuits and Systems I: Regular Papers, vol. 69, no. 3, pp. 1115-1124, March 2022.
• A Wide-Band, Wide-Swing Current Driver for Electrical Impedance Tomography Applications, M. Shahghasemi, K. Odame,  in Proc. MWSCAS '20 IEEE Midwest Symposium on Circuits and Systems, 2020.
• A Constant gm Current Reference Generator with Purely Off-Chip Resistor, M. Shahghasemi, K. Odame,  in Proc. MWSCAS '20 IEEE Midwest Symposium on Circuits and Systems, 2020.
• A 1 MHz Miniaturized Electrical Impedance Tomography System for Prostate Imaging, A. Rao, E. Murphy, R. Halter and K. Odame, in IEEE Transactions on Biomedical Circuits and Systems, vol. 14, no.4, p. 787-799, Aug. 2020.
• A Power Adaptive, 1.22 pW/Hz, 10 MHz Read-Out Front-End for Bio-Impedance Measurement, M. Takhti and K. Odame, in IEEE Transactions on Biomedical Circuits and Systems, vol. 13, no. 4, p. 725-734, Aug. 2019.
• Current-conveyor-based wide-band current driver for electrical impedance tomography, A. Rao, E. Murphy, M. Shahghasemi and K. Odame, in Physiological Measurement, vol. 40, no. 3, 2019.
• Structured Design Methodology to Achieve a High SNR Electrical Impedance Tomography, M. Takhti and K. Odame, in IEEE Transactions on Biomedical Circuits and Systems, vol. 13, no. 2, p. 364-375, Apr. 2019.
• An Analog Front End ASIC for Cardiac Electrical Impedance Tomography, A. Rao, Y. Teng, C. Schaef, E. Murphy, S. Arshad, R. Halter and K. Odame, in IEEE Transactions on Biomedical Circuits and Systems, vol. 12, no. 4, p. 729-738, Aug. 2018.
• A 10 MHz Read-Out Chain for Electrical Impedance Tomography,M. Takhti, Y. Teng, and K. Odame, in IEEE Transactions on Biomedical Circuits and Systems, vol. 12, no. 1, p. 222-230, Feb. 2018.
• A High Frequency, High Frame Rate Front End for Electrical Impedance Tomography, M. Takhti, Y. C. Teng and K. Odame, in Proc. BioCAS '17 IEEE Biomedical Circuits and Systems, 2017.
• A High Frequency Read-Out Channel for Bio-Impedance Measurement, M. Takhti, Y. Teng, and K. Odame in Proc. ISCAS IEEE International Symp. on Circuits and Systems Montreal, Canada, May 22-25, 2016.
• A 2.5pJ/b Binary Image Sensor as a Pathfinder for Quanta Image Sensors S. Masoodian, A. Rao, J. Ma, K. Odame and E.R. Fossum, in IEEE Transactions on Electron Devices vol. 63, no. 1, p.100-105, Jan. 2016.
• A Bandwidth-Adaptive Sensor Interface, D. Du, K. Odame,  in Proc. BioCAS '15 IEEE Biomedical Circuits and Systems, 2015.
•  A Power Adaptive Variable Gain Instrumentation Amplifier for Electrical Impedance Tomography, Y. Teng, M. Takhti, K. Odame, in Proc. BioCAS '15 IEEE Biomedical Circuits and Systems, 2015.
• A microphone readout interface with 74-dB SNDR, D. Du, K. Odame,  in Analog Integrated Circuits and Signal Processing vol. 81, no. 1, p. 241-252, Oct. 2014.
• A 10 MHz 85 dB Dynamic Range Instrumentation Amplifier for Electrical Impedance Tomography, Y. Teng, K. Odame,  in Proc. BioCAS '14 IEEE Biomedical Circuits and Systems Conference, 2014.
• Low-power readout circuit for quanta image sensors, S. Masoodian, K. Odame and E.R. Fossum, in Electronics Letters , 50, (8), p. 589-591, 2014.
• A Bandwidth-Adaptive Preamplifier, D. Du, K. Odame, in IEEE Journal of Solid-State Circuits, vol. 48, no. 7, September 2013.
• An Adaptive Microphone Preamplifier for Low Power Applications, D. Du, K. Odame, in Proc. ISCAS '12 IEEE International Symposium on Circuits and Systems Conference, 2012.

Wearables & Edge artificial intelligence

• Analog Gated Recurrent Unit Neural Network for Detecting Chewing Events, K Odame, M Nyamukuru, M Shahghasemi, S Bi, D Kotz, in IEEE Transactions on Biomedical Circuits and Systems, vol. 16, no. 6, p. 1106-1115, 2022.
• Analog LSTM for Keyword Spotting, K. Odame, M. Nyamukuru, in Proc. AICAS '22 IEEE Conference on Artificial Intelligent Circuits and Systems, 2022.
• Extracting Fractional Inspiratory Time from Electrocardiograms, M. Nyamukuru, K. Odame, in Proc. CHASE '21 IEEE/ACM Conference on Connected Health: Applications, Systems and Engineering Technologies, 2021.
• Inferring COPD Severity from Tidal Breathing, K. Odame, G. Atkins, M. Nyamukuru, K. Fearon, in Proc. EMBC '21 IEEE International Conference of the Engineering in Medicine and Biology Society, 2021.
• Tiny Eats: Eating Detection on a Microcontroller, M. Nyamukuru and K. Odame, in Proc. SenSys-ML '20 Workshop on Machine Learning on Edge in Sensor Systems, 2020.
• Noise-robust Bioimpedance Approach for Cardiac Output Measurement, E. Murphy, J. Amoh, S. Arshad, R. Halter and K. Odame, in Physiological Measurement, vol. 40, no. 7, 2019.
• An Optimized Recurrent Unit For Ultra-Low-Power Keyword Spotting, J. Amoh, K. Odame, in Journal Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technology, vol. 3, no. 2, p. 36, 2019.
• Deep Neural Networks For Identifying Cough Sounds, J. Amoh, K. Odame, in IEEE Transactions on Biomedical Circuits and Systems, vol. 10, no. 5, p. 1003-1011, 2016.
• DeepCough- A Deep Convolutional Neural Network in A Wearable Cough Detection System, J. Amoh, K. Odame, in Proc. BioCAS '15 IEEE Biomedical Circuits and Systems, 2015.
• Towards a Brain-Machine System for Auditory Scene Analysis, V. Hanson and K. Odame,  in Wearable Electronics Sensors For Safe and Healthy Living, S. C. Mukhopadhyay (Ed.). New York, NY: Springer New York, LLC, p. 299-320, 2015.
• Towards a Smart Phone-Based Cardiac Monitoring Device using Electrical Impedance Tomography, S. Arshad, J. Kunzika, E. Murphy, K. Odame, R. Halter, in Proc. BioCAS '15 IEEE Biomedical Circuits and Systems, 2015.
• Real-Time Embedded Implementation of the Binary Mask Algorithm for Hearing Prosthetics, V. Hanson, K. Odame,  in IEEE Transactions on Biomedical Circuits and Systems, vol.8, no.4, p. 465-473, Aug. 2014.
• Technologies for Developing Ambulatory Cough Monitoring Devices, J. Amoh, K. Odame, Critical Reviews in Biomedical Engineering vol. 41, no. 6, p. 457-468, 2014.
• Mobile System For Self-Monitoring Of Asthma, T. Ou, J. Amoh, M. Khurana, V. Yadav, and K. Odame, in Proc. EMBC '14 IEEE International Conference of the Engineering in Medicine and Biology Society, 2014.
• Towards a smart sensor interface for wearable cough monitoring, K. Odame, D. Du, in Proc. GlobalSIP '13 IEEE Global Conference on Signal and Information Processing, 2013.
• Real-Time Speech Separation & Intelligibility Enhancement on a Field Programmable Gate Array Platform, V. Hanson, K. Odame, in Proc. EMBC '12 IEEE International Conference of the Engineering in Medicine and Biology Society, 2012.

Nonlinear circuits and systems

• Estimating the Short-time Bandwidth of Wheeze Sounds A. Rao, K. Odame, in Proc. BioCAS '15 IEEE Biomedical Circuits and Systems, 2015.
• An Energy-Efficient Spike Encoding Circuit for Speech Edge Detection, D. Du, K. Odame, in Analog Integrated Circuits and Signal Processing, vol. 75, no. 3, p.447-458.
• Efficient Speech Edge Detection for Mobile Health Applications, D. Du, K. Odame, in Proc. BioCAS '11 IEEE Biomedical Circuits and Systems Conference, 2011.
• A Bio-Inspired Ultra-Low-Power Spike Encoding Circuit for Speech Edge Detection, D. Du, K. Odame, in Proc. BioCAS '11 IEEE Biomedical Circuits and Systems Conference, 2011.
• Nonlinear Circuit Analysis via Perturbation Methods and Hardware Prototyping, K. Odame, P. Hasler, VLSI Design, vol. 2010, Article ID 687498, 2010.
• Theory and Design of OTA-C Oscillators with Native Amplitude Limiting, K. Odame, P. Hasler, IEEE Transactions on Circuits and Systems-I, Vol. 56, No. 1, 2009.
• Implementing the Lorenz oscillator with translinear elements, K. Odame, B. Minch, Analog Integrated Circuits and Signal Processing, Vol. 59, Issue 1, 2009.
• Harmonic Distortion Analysis via Perturbation Methods K. Odame, P.E. Hasler,  in Proc. 51st IEEE Midwest Symposium on Circuits and Systems, 2008.
• A Bandpass Filter With Inherent Gain Adaptation for Hearing Applications, K. Odame, P. Hasler, D.V. Anderson, IEEE Transactions on Circuits and Systems-I, Vol. 55, No. 3, 2008.
• Studying Nonlinear Dynamical Systems on a Reconfigurable Analog Platform, K. Odame, C.M. Twigg, A. Basu, P.E. Hasler, in Proc. ISCAS '07 IEEE International Symposium on Circuits and Systems, 2007.
• An Adaptive Quality-Factor Bandpass Filter, K. Odame, P. Hasler, in Proc. ISCAS '07 IEEE International Symposium on Circuits and Systems, 2007.
• An Efficient Oscillator Design Based on OTA Nonlinearity, K. Odame, P. Hasler, in Proc. ISCAS '07 IEEE International Symposium on Circuits and Systems, 2007.
• Dynamics of a Logarithmic Transimpedance Amplifier, A. Basu, K. Odame, P. Hasler, in Proc. ISCAS '07 IEEE International Symposium on Circuits and Systems, 2007.
• On Low-Power Analog Implementation of Particle Filters for Target Tracking, R. Velmurugan, S. Subramanian, V. Cevher, D. Abramson, K. Odame, J. D. Gray, H.-J. Lo, J. H. McClellan, and D. V. Anderson,  in Proc. EUSIPCO06 14th European Signal Processing Conference, 2006.
• Exploiting OTA Nonlinearity in the Design of a Second Order Section Oscillator, K. Odame, P. Hasler, in Proc. RISP International Workshop on Nonlinear Circuits and Signal Processing, 2006.
• The Translinear Principle- A General Framework for Implementing Chaotic Oscillators, K. Odame, B. Minch, International Journal of Bifurcation and Chaos, Vol. 15, No. 8, 2005.
• Highly Linear, Wide-Dynamic-Range Multiple-Input Translinear Element Networks, K. Odame, E. McDonald, B. Minch, in Proc. Asilomar Conference on Signals, Systems and Computers, 2003.
• Adaptive Translinear Analog Signal Processing: A Prospectus, E. McDonald, K. Odame, B. Minch, in Proc. Asilomar Conference on Signals, Systems and Computers, 2003.

Other

• Signal-to-Noise Ratio Analysis of a Phase-Sensitive Voltmeter for Electrical Impedance Tomography, E. Murphy, M. Takhti, J. Skinner, R. Halter, K. Odame, in IEEE Transactions on Biomedical Circuits and Systems, vol. 11, no. 2, pp. 360-369,  2017.
• Analysis and Optimization of Maximum Power Point Tracking Algorithms in the Presence of Noise, Latham, A.M.; Pilawa-Podgurski, R.; Odame, K.M.; Sullivan, C.R., in IEEE Transactions on Power Electronics , vol.28, no.7, pp.3479,3494, July 2013.
• Performance of Photovoltaic Maximum Power Point Tracking Algorithms in the Presence of Noise, A.M. Latham, C.R. Sullivan, K. Odame, IEEE Energy Conversion Conference and Exposition, 2010.
• A MEMS Based Parallel Packet Switch, C. Bauer, K. Odame, in Proc. IASTED International Conference Wireless and Optical Communications, 2002.