Publications

 Journals

1. Elijah A. Taeckens and Sahil Shah "A Spiking Neural Network with Continuous Local Learning for Robust Online Brain Machine Interface" Journal of Neural Engineering 2023 https://doi.org/10.1088/1741-2552/ad1787 . Link to a video presentation by Elijah. 

2. Byungjoon Bae, Yongmin Baek, Jeongyong Yang, Heesung Lee, Charana S. S. Sonnadara, Sangeun Jung, Minseong Park, Doeon Lee, Sihwan Kim, Gaurav Giri, Sahil Shah*, Geonwook Yoo*, William A. Petri* and Kyusang Lee* "Near-sensor computing-assisted simultaneous viral antigen and antibody detection via integrated label-free biosensors with microfluidics " InfoMat.2023;e12471. https://doi.org/10.1002/inf2.12471 *-Corresponding Authors

3. H. Yang, L. Jia, X. Xiao, J. Wang, Y. Li, K. Li, Z. Li, J. Yang, J. S. Ho, P.-L. Yeh, K. Mouthaan, X. Wang, Sahil Shah*, and P.-Y. Chen*, “Topographic Design in Wearable MXene Sensors with In-Sensor Machine Learning for Full-Body Avatar Reconstruction,” Nat Commun 13, 5311 (2022). https://doi.org/10.1038/s41467-022-33021-5. *-Corresponding Authors

4. Sihwan Kim, Sahil Shah, Richard Wunderlich, and Jennifer Hasler "CAD Synthesis Tools for Floating-Gate SoC FPAAs"  Design Automation for Embedded Systems March 2021.

5. Jennifer Hasler and Sahil Shah "An SoC FPAA based Programmamble, Ladder-Filter Based, Linear-Phase Analog Filter" in IEEE Transactions on Circuits and Systems I: Regular Papers, vol. 68, no. 2, pp. 592-602, Feb. 2021, doi: 10.1109/TCSI.2020.303836​​

6. Sahil Shah, Hakan Toreyin, Gungor Cihas, Jennifer Hasler “A Real-Time Vital-Sign Monitoring in the Physical Domain on a Mixed-Signal Reconfigurable Platform”  in IEEE Transactions on Biomedical Circuits and Systems, vol. 13, no. 6, pp. 1690-1699, Dec. 2019 doi: 10.1109/TBCAS.2019.2949778 (pdf) 

7. Jennifer Hasler and Shah S. "Security Implications for Ultra-Low Power Configurable SoC FPAA Embedded Systems​" J. Low Power Electron. Appl. 2018, 8(2), 17. 5 June 2018

8. Shah S. and Jennifer Hasler "SoC FPAA Hardware Implementation of a VMM+WTA Embedded Learning Classifier" in IEEE Journal on Emerging and Selected Topics in Circuits and Systems, vol. 8, no. 1, pp. 28-37, March 2018.(pdf)

9. Shah S., H. Toreyin, J.Hasler and A. Natarajan"Temperature Sensitivity and Compensation On A Reconfigurable Platform "  in IEEE Transactions on Very Large Scale Integration (VLSI) Systems, vol. 26, no. 3, pp. 604-607, March 2018.(pdf).

10. Jennifer Hasler and Shah S., "VMM + WTA Embedded Classifiers Learning Algorithm implementable on SoC FPAA devices,"  in IEEE Journal on Emerging and Selected Topics in Circuits and Systems, vol. 8, no. 1, pp. 65-76, March 2018.

11. S.Kim, Shah S., J. Hasler "Calibration of Floating-Gate SoC FPAA System" IEEE Transactions on Very Large Scale Integration (VLSI) Systems vol. 25, no. 9, pp. 2649-2657, Sept. 2017. (pdf)

12. Shah S., Hakan Toreyin, Jennifer Hasler and Aishwarya Natarajan "Models and Techniques for Temperature Robust Systems on a Reconfigurable Platform" Journal of Low Power Electronics and Applications 2017, 7(3), 21

13. Shah S.; J. Hasler, "Tuning of Multiple Parameters With a BIST System," in IEEE Transactions on Circuits and Systems I: Regular Papers , vol. 64, no. 7, pp. 1772-1780, July 2017.(pdf)

14. George, S.; Kim, Shah S.; Hasler, J.; Collins, M.; Adil, F.; Wunderlich, R.; Nease, S. & Ramakrishnan, S. (2016), 'A programmable and configurable mixed-mode FPAA SoC', IEEE Transactions on Very Large Scale Integration (VLSI) Systems 24(6), 2253--2261

15. Hasler, J.;Shah S.; Kim, S.; Kumal Lal, I. & Collins, M. (2016), 'Remote System Setup Using Large-Scale Field Programmable Analog Arrays (FPAA) to Enabling Wide Accessibility of Configurable Devices', J. Low Power Electron. Appl. 6(3), 14.

16. Shah S. ; Smith, J.; Stowell, J. & Christen, J. B. (2015), 'Biosensing platform on a flexible substrate', Sensors and Actuators B: Chemical 210, 197--203.

17. Smith, J. T.; Shah S.; Goryll, M.; Stowell, J. R. & Allee, D. R. (2014), 'Flexible ISFET biosensor using IGZO metal oxide TFTs and an ITO sensing layer', IEEE Sensors Journal 14(4), 937--938.

18. Welch, D.; Shah S.; Ozev, S. & Christen, J. B. (2013), 'Experimental and simulated cycling of ISFET electric fields for drift reset', IEEE Electron Device Letters 34(3), 456--458.

Conference

1. Charana Sonnadara and Sahil Shah, "On-Chip Adaptation for Reducing Mismatch in Analog Non-Volatile Device Based Neural Networks" Accepted to 2024 IEEE International Symposium on Circuits and Systems (ISCAS), Singapore.

2. Utku Noyan, Sheung Lu, Jennifer Blain Christen, Pamela Abshire, and Sahil Shah "Scalable biosensors using standard CMOS process" 2023 IEEE International Electron Devices Meeting (IEDM) . Link to the Video. 

3. Adithya Krishna, Vignesh Ramanathan, Satyapreet Singh Yadav, Sahil Shah, Andr. van Schaik, Mahesh Mehendale and Chetan Singh Thakur "A Sparsity-driven tinyML Accelerator for Decoding Hand Kinematics in Brain-Computer Interfaces" 2023 IEEE BIOCAS 

4. Sayma Nowshin Chowdhury, Sahil Shah"Design Space Exploration Tool for Mixed-Signal Spiking Neural Network" 2023 IEEE 66th International Midwest Symposium on Circuits and Systems (MWSCAS), Phoenix, USA, 2023, pp. 1-5. 

5. Utku Noyan, Glenn Ray, Avery Snow Cobb, Pamela Abshire, Sahil Shah "COMSOL Modeling of ISFET for pH Sensing and Antigen-Antibody Detection" 2023 IEEE 66th International Midwest Symposium on Circuits and Systems (MWSCAS), Phoenix, USA, 2023, pp. 1-5. 

6. Charana Sonnadara, Mudi Zhang, Min Wu, Sahil Shah"Low-Power Mixed-Signal System for Processing Electric Network Frequency in IoT Devices" 2023 IEEE 66th International Midwest Symposium on Circuits and Systems (MWSCAS), Phoenix, USA, 2023, pp. 1-5. 

7. Carl Brando, Minseong Park, Sayma Nowshin Chowdhury, Matthew Chen, Kyusang Lee, Sahil Shah "Modeling and Analysis of Analog Non-Volatile Devices for Compute-In-Memory Applications" 2023 IEEE 66th International Midwest Symposium on Circuits and Systems (MWSCAS), Phoenix, USA, 2023, pp. 1-5. 

8. Sayma Nowshin Chowdhury and Sahil Shah, "Mixed-Signal Spiking Neural Network for Energy-Efficient Computation" GOMAC 2023

9. E. Taeckens, R. Dong and Sahil Shah, "A Biologically Plausible Spiking Neural Network for Decoding Kinematics in the Hippocampus and Premotor Cortex," 2023 11th International IEEE/EMBS Conference on Neural Engineering (NER), Baltimore, MD, USA, 2023, pp. 1-4, doi: 10.1109/NER52421.2023.10123745.

10.  Sahil Shah, Hakan Toreyin, Utku Noyan and Yoo Jin Lee "A proof-of-concept real-time processing to characterize vascular flow" 2022 44th Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC)​.

11. Sayma Nowshin Chowdhury and  Sahil Shah " Hardware Aware Modeling of Mixed-Signal Spiking Neural Network " IEEE NEWCAS 2022

12. Sahil Shah and Jennifer Blain Christin "Special Session: Calibrating mismatch in an ISFET with a Floating-Gate"  IEEE VLSI Test Symposium 2022

13. Benyamin Haghi, Spencer Kellis, Sahil Shah, Maitreyi Ashok, Luke Bashford, Daniel Kramer, Brian Lee, Charles Liu, Richard A. Andersen, Azita Emami"Deep Multi-State Dynamic Recurrent Neural Networks Operating on Wavelet Based Neural Features for Robust Brain Machine Interfaces"  Advances in Neural Information Processing Systems 32 (NIPS 2019)​. 

14. Sahil Shah, Benyamin Haghi, Spencer Kellis, Luke Bashford, Daniel Kramer, Brian Lee, Charles Liu, Richard Andersen, and Azita Emami “Decoding Kinematics from Human Parietal Cortex using Neural Networks” 2019 9th International IEEE/EMBS Conference on Neural Engineering (NER), San Francisco, 2019, pp. 1-4 (pdf).

15.  Benyamin A. Haghi, Spencer Kellis, Luke Bashford, Shah S, Daniel Kramer, Brian Lee, Charles Liu, Richard A. Andersen, and Azita Emami "Robust Learning Algorithms for Brain Machine Interfaces" 2018 IEEE Brain Initiative Workshop on Advanced NeuroTechnologies.  

16. J;Hasler and S;Shah "Enabling Embedded Learning and Classification Implemented on SoC FPAA Devices" 2018 IEEE International Symposium on Circuits and Systems (ISCAS), Florence, Italy, 2018, pp. 1-5. 

17. S;Shah,J;Halser "Low Power Speech Detector on a FPAA" 2017 IEEE International Symposium on Circuits and Systems (ISCAS), Baltimore, MD, 2017, pp. 1-4. (pdf)

18. S;kim, S;Shah,J;Halser "Floating-Gate FPAA Calibration for Analog System Design and Built-in Self Test" 2017 IEEE International Symposium on Circuits and Systems (ISCAS), Baltimore, MD, 2017, pp. 1-4.

19. J;Hasler, A;Natarajan, S;Shah "SoC FPAA Immersed Junior Level Circuits Course" 2017 IEEE International Conference on Microelectronic Systems Education (MSE), Lake Louise, AB, 2017, pp. 7-10.(Link)

20. H;Toreyin, S;Shah,S;Hersek,O;Inan,J;Hasler 'Proof-of-Concept Energy-Efficient and Real-Time Hemodynamic Feature Extraction from Bioimpedance Signals using a Mixed-Signal Field Programmable Analog Array' 2017 IEEE EMBS International Conference on Biomedical & Health Informatics (BHI), Orlando, FL, 2017, pp. 233-236. (Top 14 % papers)(Oral presentation) 

21. Collins, M.; Hasler, J. & Shah, S.  "An approach to using RASP tools in analog systems education," 2016 IEEE Frontiers in Education Conference (FIE), Erie, PA, USA, 2016, pp. 1-8.

22. Hasler, J.; Kim, S.; Shah, S.; Adil, F.; Collins, M.; Koziol, S. & Nease, S. (2016), Transforming Mixed-Signal Circuits Class through SoC FPAA IC, PCB, and Toolset, in '11th European Workshop on Microelectronics Education (EWME)', pp. 1--6.

23. Mahalanabis, D.; Sivaraj, M.; Chen, W.; Shah, S.; Barnaby, H. J.; Kozicki, M. N.; Christen, J. B. & Vrudhula, S. (2016), Demonstration of spike timing dependent plasticity in CBRAM devices with silicon neurons, in 'Circuits and Systems (ISCAS), 2016 IEEE International Symposium on', pp. 2314--2317.

24. Shah, S.; Hasler, J.; Kim, S.; Lal, I.; Kagle, M. & Collins, M. (2016), A Remote FPAA System for Research and Education, in 'Circuits and Systems (ISCAS), 2016 IEEE International Symposium on'.

25. Shah, S.; Toreyin, H.; Inan, O. T. & Hasler, J. (2016), Reconfigurable analog classifier for knee-joint rehabilitation, in 'Engineering in Medicine and Biology Society (EMBC), 2016 IEEE 38th Annual International Conference of the', pp. 4784--4787.

26. Shah, S.; Teague, C. N.; Inan, O. T. & Hasler, J. (2016), A proof-of-concept classifier for acoustic signals from the knee joint on a FPAA, in 'SENSORS, 2016 IEEE', pp. 1--3.

27. Arafa, H.; Shah, S. & Christen, J. B. (2014), An integrated system for continuous assessment of intercellular pH, in '2014 IEEE Biomedical Circuits and Systems Conference (BioCAS) Proceedings', pp. 332--335.

28. Shah, S.; Anderson, K. S.; Blain Christen, J. & Hasler, J. (2014), Floating gate ISFET for therapeutic drug screening of breast cancer cells, in 'Circuits and Systems (ISCAS), 2014 IEEE International Symposium on', pp. 229--232.

29. Shah, S.; Arafa, H. & Christen, J. B. (2014), An on-chip system to monitor the pH of cell culture media, in '2014 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society', pp. 2745--2748.

30. Smith, J. T.; Katchman, B. A.; Lee, Y.-K.; O'Brien, B. P.; Bawolek, E. J.; Shah, S. S. & Christen, J. B. (2014), Disposable point-of-use optical biosensor for multiple biomarker detection, in '2014 IEEE Biomedical Circuits and Systems Conference (BioCAS) Proceedings', pp. 268--271.

31.  J. Hasler and Shah S. “Reconfigurable Analog PDE computation RF and Baseband Computation” GOMAC 2017.

32.  J. Hasler and Shah S. “Learning for VMM + WTA embedded Classifiers ” GOMAC 2016. 

33. S. Shah, S. Kim, F. Adil, J. Hasler, S. George, M. Collins, R. Wunderlich, S. Nease,S. Ramakrishnan “A programmable and Configurable Mixed-Mode FPAA SOC” GOMAC 2016.

34. Shah, S. & Christen, J. B. (2013), Pulse width modulation circuit for ISFET drift reset, in 'Sensors, 2013 IEEE', pp. 1--4.

                                                                                                            Patents​

1. ​Smith, J. T.; Goryll, M.; Shah, S.; Blain Christen, J. & Stowell, J. (2015), 'System and Method for Ion-Selective, Field Effect Transistor on Flexible Substrate', US Patent 20,150,330,941.

Demonstration​

1. Bolte, B.; Shah, S.; Kim, S.; Hwang, P. & Hasler, J. (2016), Live demonstration: FPAA Demonstration Controlled through Android-Based Device, in 'Circuits and Systems (ISCAS), 2016 IEEE International Symposium on', pp. 1442--1442.

2. Shah, S.; Hasler, J.; Kim, S.; Lal, I.; Kagle, M. & Collins, M. (2016), Demonstration of a remote FPAA system for research and education, in 'Circuits and Systems (ISCAS), 2016 IEEE International Symposium on', pp. 1441--1441.

3. Kim, S.; Adil, F.; Koziol, S.; Nease, S.; Collins, M.; Shah, S.; Kagle, M. & Hasler, J. (2016), SoC FPAA IC, PCB, and tool demonstration, in 'Circuits and Systems (ISCAS), 2016 IEEE International Symposium on', pp. 1440--1440.