Refereed Journal Publications

Refereed Journal Publications

Michelle L. Mancini, Stephen P. DeWeerth, Martha A. Grover, Optimization of stimulation parameters for targeted activation of multiple neurons using closed-loop search methods. In review.

Jason M. White, Patrick Malone, Jason Tidwell, Stephen P. DeWeerth, and Keith E. Tansey, The Complex Physiology of an Intersegmental Cutaneous Nociceptive Reflex: Sensorimotor Dynamics. In review.

Jason M. White, Jason Tidwell, Patrick Malone, Stephen P. DeWeerth, and Keith E. Tansey, The Complex Physiology of an Intersegmental Cutaneous Nociceptive Reflex: Sensory-Autonomic Dynamics. In review.

Michelle L. Mancini, Gareth S. Guvanasen, Steve M. Potter, Martha A. Grover, and Stephen P. DeWeerth, Closed-loop characterization of neuronal activation using electrical stimulation and optical imaging. In review.

James D. Ross, D. Kacy Cullen, James Patrick Harris, Michelle C. LaPlaca and Stephen P. DeWeerth , “A three-dimensional image processing program for accurate, rapid, and semi-automated segmentation of neuronal somata with dense neurite outgrowth” Frontiers in Neuroanatomy, accepted for publication, 2015.

Gareth S. Guvanasen, Michelle L. Kuykendal, Alexander W. Calhoun, Swaminathan Rajaraman, and Stephen P. DeWeerth, Polydimethylsiloxane Microstencils Molded on 3D-Printed Templates,” IEEE Journal of Microelectromechanical Systems, 23:5:1045–1053, Oct 2014.

Liang Guo, Gareth S. Guvanasen, Xi Liu, Christopher Tuthill, T. Richard Nichols, and Stephen P. DeWeerth, A PDMS-Based Integrated Stretchable Microelectrode Array (isMEA) for Neural and Muscular Surface Interfacing. IEEE Transactions on Biomedical Circuits and Systems, 7:1:1–10, Feb 2013.

Shawn Hochman, Elizabeth A. Gozal, Heather B. Hayes, JoAnna T. Anderson, Stephen P. DeWeerth, and Young-Hui Chang. Enabling Techniques for In Vitro Studies on Mammalian Spinal Locomotor Mechanisms. Frontiers in Bioscience, 17:2158–2180, Jun 2012.

Kathleen W. Meacham, Liang Guo, Stephen P. DeWeerth, Shawn Hochman, Selective stimulation of the spinal cord surface using a conformable microelectrode array. Frontiers in Neuroengineering, 4:5:1–12, April 2011.

Liang Guo, Stephen P. DeWeerth, An Effective Lift-Off Method for Patterning High-Density Gold Interconnects on an Elastomeric Substrate. Small, 6:24:2847–2852, December 2010.

Liang Guo, Kathleen W. Meacham, Shawn Hochman, Stephen P. DeWeerth, A PDMS-based conical-well microelectrode array for surface stimulation and recording of neural tissues. IEEE Transactions on Biomedical Engineering, 57:10:2485–2494, October 2010.

Liang Guo and Stephen P. DeWeerth. High-density stretchable electronics: Toward an integrated multilayer composite. Advanced Materials, 22:36:4030–4033, September 2010.

Shane A. Migliore, Lena H. Ting, and Stephen P. DeWeerth. Passive Joint Stiffness in the Hip and Knee Increases the Energy Efficiency of Leg Swinging. Autonomous Robots, 29:1:119–135, 2010.

Lena H. Ting, Keith, W. van Antwerp, Jevin E. Scrivens, J. Lucas McKay, Torrence D.J. Welch, Jeffrey T. Bingham, and Stephen P. DeWeerth, Neuromechanical tuning of nonlinear postural control dynamics. Chaos, 19:2, June 2009.

Yoonkey Nam, Edgar A. Brown, James D. Ross, Richard Blum, Bruce C. Wheeler, and Stephen P. DeWeerth. A retrofitted neural recording system with a novel stimulation IC to monitor early neural responses from a stimulating electrode. Journal of Neuroscience Methods, 178:1:99–102, March 2009.

Jevin E. Scrivens, Stephen P. DeWeerth, Lena H. Ting, A robotic device for understanding neuromechanical interactions during standing balance control. Bioinspiration and Biomimetics, 3:2, June 2008

Kathleen W. Meacham, Richard J. Giuly, Liang Guo, Shawn Hochman, Stephen P. DeWeerth, A lithographically-patterned, elastic multi-electrode array for surface stimulation of the spinal cord. Biomedical Microdevices, 10:2:259–269, April 2008.

Edgar A. Brown, James D. Ross, Richard A. Blum, Yoonkey Nam, Bruce C. Wheeler, and Stephen P. DeWeerth. Stimulus-artifact elimination in a multi-electrode system. Transactions on Biomedical Circuits and Systems, 2:1:10–21, March 2008.

Richard A. Blum, James D. Ross, Edgar A. Brown, and Stephen P. DeWeerth. An Integrated System for Simultaneous, Multichannel Stimulation and Recording. IEEE Transactions on Circuits and Systems I, 54:12:2608–2618, December 2007.

Michael E. Sorensen and Stephen P. DeWeerth. Functional consequences of model complexity in rhythmic systems: II. Systems performance of model and hybrid oscillators. Journal of Neural Engineering, 4:189–196, September 2007.

Michael E. Sorensen and Stephen P. DeWeerth. Functional consequences of model complexity in rhythmic systems: I. Systematic reduction of a bursting neuron model. Journal of Neural Engineering, 4:179–188, September 2007.

Carrie A. Williams and Stephen P. DeWeerth. Resonance tuning of a neuromechanical system with two negative sensory feedback configurations. NeuroComputing, 70:10–12:1954–1959, June 2007.

Carrie A. Williams and Stephen P. DeWeerth. A comparison of resonance tuning with positive versus negative sensory feedback. Biological Cybernetics, 96:6:603–614, June 2007.

Michael S. Reid, Edgar A. Brown, and Stephen P. DeWeerth. A parameter-space search algorithm tested on a Hodgkin–Huxley model. Biological Cybernetics, 96:6:625–634, June 2007.

Shane A. Migliore, Edgar A. Brown, and Stephen P. DeWeerth. Novel nonlinear elastic actuators for passively controlling robotic joint compliance. Journal of Mechanical Design, 129:4:406–412, April 2007.

Stephen P. DeWeerth, Michael S. Reid, Edgar A. Brown, and Robert J. Butera, Jr., A Comparative Analysis of Multi-Conductance Neuronal Models in Silico. Biological Cybernetics, 96:2:181–194, February 2007.

Mario F. Simoni and Stephen P. DeWeerth. Sensory feedback in a half-center oscillator model. IEEE Transactions on Biomedical Engineering, 54:2:193–204, February 2007.

Swaminathan Rajaraman, Seong-O Choi, Richard H. Shafer, James D. Ross, Jelena Vukasinovic, Yoonsu Choi, Stephen P. DeWeerth, Ari Glezer, and Mark G. Allen, Microfabrication technologies for a coupled three-dimensional microelectrode microfluidic array. Journal of Micromechanics and Microengineering, 17:1:163–171, January 2007.

Michael S. Reid, Edgar A. Brown, and Stephen P. DeWeerth. Subthreshold CMOS array for generating a gaussian distribution of currents. IEEE Transactions on Circuits and Systems II, 53:10:1123–1127, October 2006.

Mario F. Simoni and Stephen P. DeWeerth. Two-dimensional variation of bursting properties in a silicon-neuron half-center oscillator. IEEE Transactions on Neural Systems and Rehabilitation Engineering, 14:3:281–289, September 2006.

Michael E. Sorensen and Stephen P. DeWeerth. An Algorithmic Method for Reducing Conductance-Based Neuron Models. Biological Cybernetics, 95:2:185–192, August 2006.

Girish N. Patel, Michael S. Reid, David E. Schimmel, and Stephen P. DeWeerth. An asynchronous architecture for modeling intersegmental neural communication. IEEE Transactions on VLSI Systems, 14:2:97–110, February 2006.

Gustavo R. Prado, James D. Ross, Stephen P. DeWeerth, and Michelle C. LaPlaca. Mechanical trauma induces immediate changes in neuronal network activity. Journal of Neural Engineering, 2:4:148–158, 2005.

E. Bondarenko, Gennady S. Cymbalyuk, Girish N. Patel, Stephen P. DeWeerth, and Ronald L. Calabrese. Bifurcation of synchronous oscillations into torus in a system of two reciprocally inhibitory silicon neurons: experimental observation and modeling. Chaos, 14:4:995–1003, December 2004.

Michael E. Sorensen, Stephen P. DeWeerth, Gennady S. Cymbalyuk, and Ronald L. Calabrese. Using a hybrid neural system to reveal regulation of neuronal network activity by an intrinsic current. Journal of Neuroscience, 24:23:5427–5438, June 9 2004.

Julian A. Bragg, Edgar A. Brown, and Stephen P. DeWeerth. A tunable voltage correlator. Analog Integrated Circuits and Signal Processing, 39:1:89–94, April 2004.

Mario F. Simoni, Gennady S. Cymbalyuk, Michael E. Sorensen, Ronald L. Calabrese, and Stephen P. DeWeerth. A multiconductance silicon neuron with biologically matched dynamics. IEEE Transactions on Biomedical Engineering, 51:2:342–354, February 2004.

Tina A. Hudson, Julian A. Bragg, Paul E. Hasler, and Stephen P. DeWeerth. An analog VLSI model of muscular contraction. IEEE Transactions On Circuits and Systems II: Analog and Digital Signal Processing, 50:7:329-342, 2003.

V.E. Bondarenko, Gennady S. Cymbalyuk, Girish N. Patel, Stephen P. DeWeerth, and Ronald L. Calabrese. A bifurcation of a synchronous oscillations into a torus in a system of two mutually inhibitory aVLSI neurons: experimental observation. NeuroComputing, 52:4:691-698, 2003.

Mario F. Simoni, Michael E. Sorensen, Gennady S. Cymbalyuk, Ronald L. Calabrese, and Stephen P. DeWeerth. Control of bursting properties in a silicon neuron CPG. NeuroComputing, 44-46:645-651, 2002.

Mario F. Simoni and Stephen P. DeWeerth. Two-dimensional modulation of bursting properties in a silicon-neuron half-center oscillator. Journal of Computational Neuroscience, 2002.

Brian K. Meadows, Theodore Heath, Joseph D. Neff, Edgar A. Brown, D.W. Fogliatti, M. Gabbay, V. In, Paul Hasler, Stephen P. DeWeerth, and William L. Ditto. Nonlinear antenna technology. Proceedings of the IEEE, 90:5:882-897, 2002.

Tina A. Hudson, Julian A. Bragg, David C. Lin, and Stephen P. DeWeerth. An integrated circuit implementation of the Huxley sarcomere model. IEEE Transactions on Biomedical Engineering, 48:12:1471-1479, 2001.

Reid R. Harrison, Julian A. Bragg, Paul E. Hasler, Bradley A. Minch, and Stephen P. DeWeerth. A CMOS programmable analog memory-cell array using floating-gate circuits. IEEE Transactions On Circuits and Systems II: Analog and Digital Signal Processing, 48:1:4-11, 2001.

Gennady S. Cymbalyuk, Girish N. Patel, Ronald L. Calabrese, Stephen P. DeWeerth, and Avis H. Cohen. Modeling alternation to synchrony with inhibitory coupling: A neuromorphic VLSI approach. Neural Computation, 12:10:2259-2278, 2000.

Mario F. Simoni and Stephen P. DeWeerth. Adaptation in a VLSI model of a neuron. IEEE Transactions On Circuits and Systems II: Analog and Digital Signal Processing, 46:7:967-970, 1999.

J. Polk, J. A. Smith, Stephen P. DeWeerth, Z. P. Zhou, Jiri Janata, and K. Domansky. Design of solid state array for simultaneous potentiometric and impedance sensing in gas phase. Electroanalysis, 11:10-11:707-711, 1999.

Tonia G. Morris and Stephen P. DeWeerth. A smart-scaning analog VLSI visual-attention system. International Journal for Analog Integrated Circuits and Signal Processing, 21:1:67-78, 1999.

Tina A. Hudson, Julian A. Bragg, and Stephen P. DeWeerth. Biological motor control. IEEE Potentials, 18:5:36-39, 1999.

Denise M. Wilson and Stephen P. DeWeerth. Analog VLSI circuits for adaptive chemical discrimination. Sensors and Materials, 10:3:169-183, 1998.

Tonia G. Morris, Timothy K. Horiuchi, and Stephen P. DeWeerth. Object-based selection within an analog VLSI visual attention system. IEEE Transactions On Circuits and Systems II: Analog and Digital Signal Processing, 45:12:1564-1572, 1998.

Denise M. Wilson and Stephen P. DeWeerth. Signal processing for improving gas sensor response time. Sensors and Actuators B, 41:1-3:63-70, 1997.

Girish N. Patel and Stephen P. DeWeerth. Analogue VLSI Morris-Lecar neuron. Electronics Letters, 33:12:997-998, 1997.

Tonia G. Morris and Stephen P. DeWeerth. Analog VLSI excitatory feedback circuits for attentional shifts and tracking. Analog Integrated Circuits and Signal Processing, 13:1:79-92, 1997.

Stephen P. DeWeerth, Girish N. Patel, and Mario F. Simoni. Variable linear-range subthreshold OTA. Electronics Letters, 33:15:1309-1311, 1997.

Denise M. Wilson and Stephen P. DeWeerth. Compact CMOS circuit for outlier removal. Electronics Letters, 32:11:991-992, 1996.

Denise M. Wilson and Stephen P. DeWeerth. Odor discrimination using steady-state and transient characteristics of tin-oxide sensors. Sensors and Actuators B, 28:2:123-128, 1995.

Girish N. Patel and Stephen P. DeWeerth. Compact current-mode loser-take-all circuit. Electronics Letters, 31:24:2091-2092, 1995.

Tonia G. Morris and Stephen P. DeWeerth. An analogue VLSI morphological image processing circuit. Electronics Letters, 31:23:1998-1999, 1995.

Susan M. Fike, Brent Buchanan, Nan M. Jokerst, Martin A. Brooke, Tonia G. Morris, and Stephen P. DeWeerth. 8×8 array of thin-film photodetectors vertically electrically interconnected to silicon circuitry. IEEE Photonics Technology Letters, 7:10:1168-1170, 1995.

Stephen P. DeWeerth and Denise M. Wilson. Fixed-ratio adaptive thresholding using CMOS circuits. Electronics Letters, 31:10:788-789, 1995.

Stephen P. DeWeerth and Tonia G. Morris. CMOS current-mode winner-take-all circuit with distributed hysteresis. Electronics Letters, 31:13:1051-1053, 1995.

Stephen P. DeWeerth. Converting spatially encoded sensory information to motor signals using analog VLSI circuits. Autonomous Robots, 2:2:93-104, 1995.

Denise M. Bednarczyk and Stephen P. Deweerth. Smart chemical sensing arrays using tin-oxide sensors and analog winner-take-all signal processing. Sensors and Actuators B, 27:1-3:271-274, 1995.

M.A. Brooke and S.P. DeWeerth, Merging optics and electronics in neural networks, Optics and Photonics News, Vol. 4, No. 6, pp. 26-29, June 1993.

Stephen P. DeWeerth. Analog VLSI circuits for stimulus localization and centroid computation. International Journal of Computer Vision, 8:3:191-202, 1992.

Stephen P. DeWeerth, Lars Nielsen, Carver A. Mead, and Karl J. Åström. A simple neuron servo. IEEE Transactions on Neural Networks, 2:2:248-251, 1991.

Mary Ann C. Maher, Stephen P. Deweerth, Misha A. Mahowald, and Carver A. Mead. Implementing neural architectures using analog VLSI circuits. IEEE Transactions On Circuits and Systems, 36:5:643-652, 1989.

Refereed Conference Publications

Liang Guo, Gareth Guvanasen, Christopher Tuthill, T. Richard Nichols, Stephen P.DeWeerth, A Low-Cost, Easy-Fabricating Stretchable Microneedle-Electrode Array for Intramuscular Recording and Stimulation. Proceedings of the IEEE EMBS Neural Engineering Conference, 2011.

Liang Guo, Gareth Guvanasen, Christopher Tuthill, T. Richard Nichols, Stephen P.DeWeerth, Characterization of a Stretchable Multielectrode Array for Epimysial Recording. Proceedings of the IEEE EMBS Neural Engineering Conference, 2011.

Guo, I. P. Clements, R. V. Bellamkonda, and S. P. DeWeerth, “A Conformable Microelectrode Array (cMEA) with Integrated Electronics for Interfacing to a Regenerated Peripheral Nerve,” Proceedings of the IEEE Biomedical Circuits and Systems Conference 2010, Paphos, Cyprus, November 3–5, 2010.

P. DeWeerth, A. C. Hughes, K. Sundar, L. Guo, and L. H. Ting, “A Hybrid Robot+Muscle System for Studying the Neural Control of Movement,”Proceedings of the 3rd IEEE RAS-EMBS International Conference on Biomedical Robotics and Biomechatronics, Tokyo, Japan, September 26–29, 2010.

A.C. Hughes, L. Guo, and S. P. DeWeerth, “Interleaved Multichannel Epimysial Stimulation for Eliciting Smooth Contraction of Muscle with Reduced Fatigue,” Proceedings of the 32st Annual International Conference of the IEEE Engineering in Medicine and Biology Society, Buenos Aires, Argentina, August 31–September 4, 2010.

Liang Guo, Laura J. Kitashima, L.J. Villari, Adam M. Klein, and Stephen P. DeWeerth. Muscle surface recording and stimulation using integrated PDMS-based microelectrode arrays: Redording-triggered stimulation for prosthetic purposes. Proceedings of the IEEE Biomedical Circuits and Systems Conference, 101–104, 2009.

Liang Guo and Stephen P. DeWeerth, PDMS-based conformable microelectrode arrays with selectable novel 3-D microelectrode geometries for surface stimulation and recording. Proceedings of the IEEE Engineering in Medicine and Biology Conference, 1:1623–1626, 2009.

Liang Guo and Stephen P. DeWeerth, Implementation of integratable PDMS-based conformable microelectrode arrays using a multilayer wiring interconnect technology. Proceedings of the IEEE Engineering in Medicine and Biology Conference, 1:1619–1622, 2009.

Edgar A. Brown and Stephen P. DeWeerth, Stimulation and recording of neural tissue: Closing the loop on the artifact. Proceedings of the IEEE International Symposium on Circuits and Systems. 356–359, June 2008.

Edgar A. Brown, James D. Ross, Richard A. Blum, Yoonkey Nam, Bruce C. Wheeler, and Stephen P. DeWeerth, Stimulation artifact elimination in a multi-electrode system. Proceedings of the IEEE Biomedical Circuits and Systems Conference. 2:1:10–21, 2008.

Rajaraman, S., McClain, M. A., Choi, James D. Ross, Stephen P. DeWeerth, Michelle C. LaPlaca, and Mark G. Allen. Three-dimensional metal transfer micromolded microelectrode arrays (MEAs) for in-vitro brain slice recordings. 14th International Conference on Solid-State Sensors, Actuators, and Microsystems. Lyon, France, June 2007.

Laura Rowe, Yoonsu Choi, James Ross, K. Lee, N. Fogleman, Greg J. Brewer, Jelena Vukasinovic, Ari Glezer, Stephen P. DeWeerth, and A. Bruno Frazier, A Fully Functional, Packaged Active Microscaffold System with Fluid Perfusion and Electrical Stimulation/Recording Functionalities for 3-D Neuronal Culture Studies. 14th International Conference on Solid-State Sensors, Actuators, and Microsystems. Lyon, France, June 2007.

James D. Ross, Nakul E. Reddy, Douglas J. Bakkum, Steve M. Potter, and Stephen P. DeWeerth, Experimental Platform for the Study of Region Specific Excitation and Inhibition in Neural Tissue. IEEE Engineering in Medicine and Biology Conference, Lyon, France, August, 2007.

Liang Guo, Kathleen K. Williams, Richard J. Giuly, and Stephen P. DeWeerth. A PDMS-based Elastic Multi-Electrode Array for Spinal Cord Surface Stimulation and Its Electrode Modification to Enhance Performance, Materials Research Society Spring Meeting. San Francisco, CA, April 2007.

Jevin E. Scrivens, Lena H. Ting, and Stephen P. DeWeerth. Scaling of Feedback Control Gains with Stance Width. IEEE Engineering in Medicine and Biology Conference, New York, NY, 2006.

Kartik Sundar, Lena H. Ting, and Stephen P. DeWeerth. Passive dynamics of a hybrid neuromechanical joint incorporating living muscle. IEEE Engineering in Medicine and Biology Conference, New York, NY, 2006.

A. Migliore, E. A. Brown, and S. P. DeWeerth, Biologically inspired joint stiffness control, IEEE International Conference on Robotics and Automation, Barcelona, Spain, 2005.

Zhong, G.C. McConnell, J.D. Ross, S. DeWeerth, and R.V. Bellamkonda, Anti-inflammatory coating for neural implants, Proceedings of the IEEE Conference on Neural Engineering, Washington, DC, 2005.

D. Ross, G. Prado, Y. Choi, M. Allen, M. C. LaPlaca, and S. P. DeWeerth, “A novel system for measurement of electrophysiological signals associated with traumatic neuronal injury,” Micro Total Analysis Systems Conference, 2003.

J.A. Bragg, E.A. Brown, P.E. Hasler, and S.P. DeWeerth, A silicon model of an adapting motoneuron. IEEE International Symposium on Circuits and Systems, Vol. 4 (261–264). IEEE Press: Piscataway, NJ, 2002.

R.A. Blum, C.S. Wilson, P.E. Hasler, and S.P. DeWeerth, A CMOS imager with real-time frame differencing and centroid computation. IEEE International Symposium on Circuits and Systems, Vol. 3 (329–332). IEEE Press: Piscataway, NJ, 2002.

J.D. Neff, B.K. Meadows, E.A. Brown, S.P. DeWeerth, and P.E. Hasler, A CMOS coupled nonlinear oscillator array. IEEE International Symposium on Circuits and Systems, Vol. 4 (301–304). IEEE Press: Piscataway, NJ, 2002.

M.F. Simoni, G. Cymbalyuk, M.E. Sorensen, R.L. Calabrese, and S.P. DeWeerth, Development of hybrid systems: Interfacing a silicon neuron to a leech heart interneuron. Neural Information Processing Systems, Vol. 13, MIT Press: Boston, MA, 2001.

M.F. Simoni, G. Cymbalyuk, M.E. Sorensen, R.L. Calabrese, and S.P. DeWeerth, Analysis of a multi-conductance VLSI neuron for constructing motor pattern generating networks. Proceedings of the Tenth Annual Computational Neuroscience Meeting (CNS ’01), 2001.

T.A. Hudson, D.C. Lin, J.A. Bragg, E.A. Brown, and S.P. DeWeerth, An Analog VLSI Model of Muscle Sarcomeres. Proceedings of the IEEE International Symposium on Circuits and Systems, Vol 1 (431–434). IEEE Press: Piscataway, NJ, 2000.

J.A. Bragg, R.R. Harrison, P. Hasler, and S.P. DeWeerth, A floating-gate pFET-based CMOS programmable analog memory cell array. Proceedings of the IEEE International Symposium on Circuits and Systems, Vol. 3 (339–342), IEEE Press: Piscataway, NJ, 2000.

C.S. Wilson, P.E. Hasler, and S.P. DeWeerth, Synchrony detection for spike-mediated computation. Proceedings of the IEEE International Symposium on Circuits and Systems, Vol. 2 (305–308), IEEE Press: Piscataway, NJ, 2000.

G.N. Patel, E.A. Brown, and S.P. DeWeerth, A neuromorphic VLSI system for modeling the neural control of axial locomotion. Neural Information Processing Systems, Vol. 12, MIT Press: Boston, MA, 2000.

G.N. Patel, G.S. Cymbalyuk, R.L. Calabrese, and S.P. DeWeerth, Bifurcation analysis of a silicon neuron. Neural Information Processing Systems, Vol. 12, MIT Press: Boston, MA, 2000.

T.A. Hudson and S.P. DeWeerth, Implementation of motoneuronal behavior using analog VLSI circuits. Proceedings of the Midwest Symposium on Circuits and Systems, Vol. 1 (145–148), IEEE Press: Piscataway, NJ, 1999.

C.S. Wilson, T.G. Morris, and S.P. DeWeerth, A two-dimensional, object-based analog VLSI visual attention system. Proceedings of the 20th Anniversary Conference on Advanced Research in VLSI, (291–308), IEEE Computer Society Press: Los Alamitos, CA, 1999.

J.A. Bragg, C.D. Knight, and S.P. DeWeerth, Java Programming for Engineers: Developing Courseware for a Computer-Enhanced Curriculum. Proceedings of the 1999 American Society for Engineering Education Conference, 1999.

C.S. Wilson, T.G. Morris, and S.P. DeWeerth, Segmentation coding for object-based attentive selection systems. Proceedings of the IEEE International Symposium on Circuits and Systems, Vol. 3 (227–230), IEEE Press: Piscataway, NJ, 1998.

M.F. Simoni and S.P. DeWeerth, Adaptation in an aVLSI Model of a Neuron. Proceedings of the IEEE International Symposium on Circuits and Systems, Vol. 3 (111–114), IEEE Press: Piscataway, NJ, 1998.

J.D. Neff, G.N. Patel, B.K. Meadows, S.P. DeWeerth, and W.L. Ditto, Spatiotemporal dynamics of a stochastic VLSI array. Proceedings of the IEEE International Symposium on Circuits and Systems, Vol. 3 (542–545), IEEE Press: Piscataway, NJ, 1998.

G.N. Patel, J.H. Holleman, and S.P. DeWeerth, Analog VLSI model of intersegmental coordination with nearest-neighbor coupling. Advances in Neural Information Processing Systems, Vol. 10 (719–725), M. Jordan, M. Kearns, S. Solla, eds., Morgan-Kaufmann: Cambridge, MA, 1998.

T.H. Zobel, B.C. Harris, and S.P. DeWeerth, AVLSI biologically-based motor control circuits. Proceedings of the 1998 Midwest Symposium on Circuits and Systems, (564–567), 1998.

T.G. Morris, C.S. Wilson, and S.P. DeWeerth, An analog VLSI focal-plane processing array that performs object-based attentive selection. Proceedings of the Midwest Symposium on Circuits and Systems, Vol. 1 (43–46), 1997.

S.P. DeWeerth, G.N. Patel, M.F. Simoni, D.E. Schimmel, and R.L. Calabrese, A VLSI architecture for modeling intersegmental coordination. Proceedings of the 17th Conference on Advanced Research in VLSI (Richard Brown and Alex Ishii, eds.), (182–200), IEEE Computer Society Press: Los Alamitos, CA, 1997.

M.F. Simoni, G.N. Patel, S.P. DeWeerth, and R.L. Calabrese, Analog VLSI model of the leech heartbeat elemental oscillator. Proceedings of the Sixth Annual Computational Neuroscience Meeting, 1997.

T.K. Horiuchi, T.G. Morris, C. Koch, and S.P. DeWeerth, Analog VLSI circuits for attention-based visual tracking. Advances in Neural Information Processing Systems, Vol. 9 (706–712), (M.C. Mozer, M.I. Jordan, and T. Petsche, eds.), MIT Press: Cambridge, MA, 1997.

C.D. Knight, S.P. DeWeerth, A distance learning laboratory for engineering education. Proceedings of the 1997 ASEE Conference. June 1997.

T.G. Morris and S.P. DeWeerth, Analog VLSI circuits for covert attentional shifts. Proceedings of the Fifth International Conference on Microelectronics for Neural Networks and Fuzzy Systems (MicroNeuro ’96), IEEE Computer Society Press: Los Alamitos, CA. (30–37), 1996.

Urey, W.T. Rhodes, S.P. DeWeerth, and T.J. Drabik, Optoelectronic image processor for multiresolution Gabor filtering. Proceedings of the 1996 IEEE International Conference on Acoustics, Speech, and Signal Processing, Vol. 6 (3236–3239), 1996.

C.D. Knight and S.P. DeWeerth, World-wide-web-based automatic testing of analog circuits. Proceedings of the 39th Midwest Symposium on Circuits and Systems, Vol. 1 (295–298), August 1996.

C.D. Knight and S.P. DeWeerth, A shared remote testing environment for engineering education. Proceedings of the 26th Annual Frontiers in Education Conference (FIE ’96), Vol. 3 (1003–1006), November 1996.

D.M. Wilson and S.P. DeWeerth, Rank-order filtering in analog VLSI. Proceedings of the 1996 IEEE Symposium on Circuits and Systems, Vol. 1 (105–108), 1996.

T.G. Morris, C.S. Wilson, and S.P. DeWeerth, Analog VLSI circuits for sensory attentive processing. Proceedings of the IEEE/SICE/RSJ International Conference on Multisensor Fusion and Integration for Intelligent Systems, IEEE Press: Piscataway, NJ. (395–402), 1996.

D.M. Wilson and S.P. DeWeerth, Nonlinear preprocessing for smart chemical sensing systems. Proceedings of the 8th International Conference on Solid-State Sensors and Actuators and Eurosensors IX, Vol. 1 (814–817), 1995.

Wilson, T. Hudson, S. Fletcher, B. Harris, C. Knight, T. Morris, G. Patel, and S. DeWeerth, Establishing the foundations for engineering education in K–5. Proceedings of the 25th Annual Frontiers in Education Conference, Vol. 2, 1995.

T.G. Morris, D.M. Wilson, and S.P. DeWeerth, Analog VLSI circuits for manufacturing inspection. Proceedings of the 16th Conference on Advanced Research in VLSI, (241-255), IEEE Computer Society Press: Los Alamitos, CA, 1995.

G.N. Patel and S.P. DeWeerth, An analog VLSI loser-take-all circuit. Proceedings of the 1995 IEEE International Symposium on Circuits and Systems, Vol. 2 (850–853), 1995.

B.C. Harris and S.P. DeWeerth, Analog encoding circuits for a digital CMOS neural oscillator. Proceedings of the 1995 IEEE International Symposium on Circuits and Systems, Vol. 2 (1336–1339), 1995.

D.M. Wilson and S.P. DeWeerth, Winning isn’t everything (runner-up circuit). Proceedings of the 1995 IEEE International Symposium on Circuits and Systems, Vol. 2 (850–853), 1995.

T.G. Morris and S.P. DeWeerth, Analog VLSI arrays for morphological image processing. Proceedings of the International Conference on Application Specific Array Processors, (132–142), 1994.

S.P. DeWeerth and T.G. Morris, Analog VLSI circuits for primitive sensory attention. Proceedings of the 1994 IEEE International Symposium on Circuits and Systems, Vol. 6 (507–510), 1994.

D.M. Bednarczyk, B. Harris, and S.P. DeWeerth, Analog VLSI circuits for odor discrimination. Proceedings of the 37th Midwest Symposium on Circuits and Systems, Vol. 2 (1536–1539), 1994.

Buchanan, C. Camperi-Ginestet, T. Morris, M. Brooke, S. DeWeerth, N. Jokerst, and M. Allen, High-density focal-plane signal processing using 3-D vertical interconnects. Proceedings of the 37th Midwest Symposium on Circuits and Systems, Vol. 1 (191–194), 1994.

D.M. Bednarczyk and S.P. DeWeerth, Smart chemical sensing arrays using tin-oxide sensors and analog winner-take-all signal processing,” Eurosensors VIII, September 1994.

S.P. DeWeerth, A VLSI-based system for tracking visual stimuli. Proceedings of the 1991 IEEE International Conference on Robotics and Automation, Vol. 2 (1336–1341), 1991.

S.P. DeWeerth, An analog VLSI framework for sensory–motor feedback. Proceedings of the Second Australian Conference on Neural Networks (ACNN ’91), (26–29), 1991.

S.P. DeWeerth, L. Nielsen, C.A. Mead, and K.J. Åström, A neuron-based pulse servo for motion control. Proceedings of the IEEE International Conference on Robotics and Automation, pp. 1698-1703, March 1990.

S.P. DeWeerth and C.A. Mead, An Analog VLSI model of adaptation in the vestibulo-ocular reflex. In Neural Information Processing Systems, Vol. 2 (D.S. Touretzky, Ed.), Morgan Kaufmann, San Mateo, CA, pp. 742-749, 1990.

C.B. Umminger and S.P. DeWeerth, Implementing gradient following in analog VLSI. In Advanced Research in VLSI (C.L. Seitz, Ed.), MIT Press, Cambridge, MA, pp. 195-208. 1989.

S.P DeWeerth, A VLSI model of oculomotor integration, Neural Networks for Computing, Snowbird, UT, April 1989.

Conference Abstracts/Presentations

Hangue Park, Boris I. Prilutsky, and Stephen P. DeWeerth, Peripheral Sensory Feedback to Improve Gait with a Feline Hindlimb Prosthesis. Annual Meeting of Biomedical Engineering Society (BMES), San Antonio, TX, 2014 Oct. 22-25.

Michelle L. Kuykendal, Gareth S. Guvanasen, Martha A. Grover, Steve M. Potter, Stephen P. DeWeerth, Closed-loop multisite extracellular electrical stimulation and optical recording for measuring and controlling the evoked response of a neuronal population. Society for Neuroscience Annual Meeting, Washington, DC, 2011 Nov 12–16.

Jason M. White, J.S. Tidwell, H.J. Lee, Stephen P. DeWeerth, Keith E. Tansey, Closed-loop multisite extracellular electrical stimulation and optical recording for measuring and controlling the evoked response of a neuronal population. Society for Neuroscience Annual Meeting, Washington, DC, 2011 Nov 12–16.

JoAnna T. Anderson, Stephen P. DeWeerth, Shawn Hochman, “Complex cholinergic pharmacology of alternating left-right lumbar motor rhythms,” Society for Neuroscience Annual Meeting, San Diego, CA, November 13–17, 2010. Also presented at the Salk Institute Fourth Motor Systems Symposium, San Diego, CA, November 12, 2010; and at the Reeve Irvine Medal Symposium, Dana Point, CA, November 10–11, 2010.

Liang Guo, Adam M. Klein, and Stephen P. DeWeerth, “PDMS-Based Microelectrode Array (MEA) Technology and Its Application to a Vocal Cord Prosthesis,”  39th Neural Interfaces Conference, Long Beach, California, June 21–23, 2010.

JoAnna T. Anderson, Stephen P. DeWeerth, Shawn Hochman, “Closed-loop reinforcement of locomotor-like activity via stimulation of the sacral dorsal column,” Georgia Tech Research and Innovation Conference, Atlanta, GA, February 8, 2010.

Stephen P. DeWeerth and Liang Guo, PDMS-based Neural Interfaces: An Integrated System Solution. Material Research Society 2010 Spring Meeting, San Francisco, CA, 2010 April 5–9. (Invited Presentation)

Liang Guo, Isaac P. Clements, Ravi V. Bellamkonda, and Stephen P. DeWeerth, A Regenerative Scaffold Integrated With a PDMS-based Microelectrode Array for Peripheral Nerve Interfacing. Material Research Society 2010 Spring Meeting, San Francisco, CA, 2010 April 5–9.

Guo and S. P. DeWeerth, “Conformable Microelectrode Arrays (MEAs) for Neuromuscular Stimulation and Recording,” Symposium for UGA Cleanroom Opening Ceremony, Athens, Georgia, March 12, 2010. (Invited Presentation)

Liang Guo and Stephen P. DeWeerth, High-density conformable microelectrode arrays for neural and muscular surface stimulation and recording. Society for Neuroscience Annual Meeting, Chicago, IL, 2009 Oct 17–21.

JoAnna L. Todd, Stephen P. DeWeerth, and Shawn Hochman, Sacral dorsal column stimulation induced locomotor-like activity is enhanced via tubocurarine and output-based positive feedback. Society for Neuroscience Annual Meeting, Chicago, IL, 2009 Oct 17–21.

JoAnna L. Todd, Stephen P. DeWeerth, and Shawn Hochman, Characterization of a sacral dorsal column pathway controlling hindlimb motor behavior.  Cellular and Network Functions in the Spinal Cord, Madison, WI,  2009 June 23–26.

Michelle L. Kuykendal, James D. Ross, Steve M. Potter, and Stephen P. DeWeerth, Real-time characterization of neural excitability by multisite extracellular stimulation. Society for Neuroscience Annual Meeting, Washington, DC, 2008 Nov 15–19.

JoAnna L. Todd, Stephen P. DeWeerth, and Shawn Hochman, Capsaicin-sensitive afferents in the sacral dorsal column activate the hindlimb locomotor CPG. Society for Neuroscience Annual Meeting, Washington, DC, 2008 Nov 15–19.

Michelle L. Kuykendal, James D. Ross, Steve M. Potter, and Stephen P. DeWeerth, Real-time Characterization of Multisite Extracellular Stimulation, Biomedical Engineering Society Annual Meeting, St. Louis, MO, 2008 October 2–4.

Michelle L. Kuykendal, James D. Ross, and Stephen P. DeWeerth, The Spatial Quantification of Evoked Neural Responses to Excitatory and Inhibitory Stimulus Waveforms, NSF IGERT Program Annual Meeting, Arlington, VA, 2008 May 18–20.

JoAnna L. Todd, Stephen P. DeWeerth, and Shawn Hochman, Sacral spinal dorsal column stimulation activates locomotor-like activity via a cholinergic pathway in the neonatal rat spinal cord. Society for Neuroscience Annual Meeting, San Diego, CA, 2007 Nov 3–7.

Kathleen K. Williams, Liang Guo, Shawn Hochman, and Stephen P. DeWeerth, Elastomer-based multi-electrode arrays for activation of spinal cord white matter tracts: Evaluation or surface stimulation selectivity. Society for Neuroscience Annual Meeting, 2007 Nov 6.

JoAnna L. Todd, Shawn Hochman, and Stephen P. DeWeerth, Closed-loop control of spinal motor circuits, Biomedical Engineering Society Annual Meeting, Los Angeles, CA, September 26–29, 2007.

Kathleen K. Williams, Liang Guo, Shawn Hochman, and Stephen P. DeWeerth, A Conformable Elastomer-Substrate Microelectrode Array (Mea) for Stimulation of Spinal White Matter Tracts. Cellular and Network Functions of the Spinal Cord Conference, Madison, WI, 2007.

Terrence M. Wright, Jeremy Lewi, Isaac Clements, Amanda Zimmerman, JoAnna Todd, Scott Buscemi, Jr. Robert J. Butera, and Stephen P. DeWeerth. Hybrid neural microsystems: Development of co-advisory relationships through hybrid neural microsystem projects. Society for Neuroscience Annual Meeting, Atlanta, GA, October 14–18, 2006.

Jevin Scrivens, Stephen P. DeWeerth, and Lena H. Ting. Increased stance width necessitates decreased feedback gain in a bipedal model of postural control. Society for Neuroscience Annual Meeting, Atlanta, GA, October 14–18, 2006.

Carrie A. Williams, Edgar A. Brown, and Stephen P. DeWeerth. Comparing the stability of resonance tuning with negative and positive sensory feedback. Society for Neuroscience Annual Meeting, Atlanta, GA, October 14–18, 2006.

James D. Ross, Brock A. Wester, Yoonsu Choi, Robert H. Lee, Michelle C. LaPlaca, Mark G. Allen, and Stephen P. DeWeerth. Mechanically actuated microtweezers for simultaneous cellular manipulation and electrophysiological recording. Society for Neuroscience Annual Meeting, Atlanta, GA, October 14–18, 2006.

JoAnna L. Todd, Stefan Clemens, and Stephen P. DeWeerth. Intracellular recording reveals that extracellular electrical stimulation can cause enduring dynamic changes of cellular properties. Society for Neuroscience Annual Meeting, Atlanta, GA, October 14–18, 2006.

Kartik Sundar, Stephen P. DeWeerth, and Lena H. Ting. Control of an inverted pendulum actuated by living reflexive muscle. Society for Neuroscience Annual Meeting, Atlanta, GA, October 14–18, 2006.

James D. Ross, Brock A. Wester, Yoonsu Choi, Robert H. Lee, Michelle C. LaPlaca, Mark G. Allen, and Stephen P. DeWeerth, Mechanically Actuated Microtweezers for Neural Interfacing Applications, Biomedical Engineering Society Annual Meeting, Chicago, IL, October 11–14, 2006.

A. Williams and S. P. DeWeerth, “Resonance tuning of a neuromechanical sytem with two negative sensory feedback configurations,” CNS 2006, Edinburgh, U.K., July 16–18, 2006.

Edgar A. Brown, Richard A. Blum, James D. Ross, Yoonkey Nam, Bruce C. Wheeler, and Stephen P. DeWeerth, An Integrated System for Simultaneous Multichannel Stimulation and Recording, International Meeting on Substrate-Integrated Micro-Electrode Arrays, Reutlingen, Germany, July 4–7, 2006.

Shane A. Migliore, Edgar A. Brown, and Stephen P. DeWeerth, Biomimetic Actuators for the Control of Robot Joint Compliance, First International Symposium for Biologically Inspired Design in Science and Engineering, Atlanta, GA, May 10–12, 2006.

Kartik Sundar, Stephen P. DeWeerth, and Lena H. Ting, Investigating Nonlinear Intrinsic Muscle Stiffness and Damping as an Autonomous Controller, First International Symposium for Biologically Inspired Design in Science and Engineering, Atlanta, GA, May 10–12, 2006.

Shane A. Migliore, Edgar A. Brown, and Stephen P. DeWeerth, Novel Nonlinear Elastic Actuators for Passively Controlling Robotic Joint Compliance, Dynamic Walking, Ann Arbor, MI, May 6–8, 2006.

Kartik Sundar, Stephen P. DeWeerth, and Lena H. Ting, Contribution of Intrinsic Muscle Stiffness and Damping During Joint Stabilization, South East Biomechanical Conference, Atlanta, GA, March 31–April 1, 2006.

A. Blum, J. D. Ross, E. A. Brown, and S. P. DeWeerth, “An analog VLSI stimulation and recording system for extracellular interfacing,” 2nd International IEEE Conference on Neural Engineering, Washington, DC, 2005.

A. Williams and S. P. DeWeerth, “Influence of sensory feedback synaptic connections on the tuning of a neuromechanical system to the mechanical resonant frequency,” presented at Neural Control of Movement Annual Meeting, Key Biscayne, FL, 2005.

Zhong, G. C. McConnell, J. D. Ross, S. P. DeWeerth, and R. V. Bellamkonda, “Anti-inflammatory coating for neural implants,” presented at 2nd International IEEE Conference on Neural Engineering, Washington, DC, 2005.

E. Sorensen and S. P. DeWeerth, “Functional Consequences of Model Complexity on Global Performance of Neuron Models,” presented at Neuroscience 2005, Washington, D.C., 2005.

E. Sorensen and S. P. DeWeerth, “Systematic reduction of a bursting neuron model,” presented at IEEE Engineering in Medicine and Biology Conference, Shanghai, PRC, 2005.

Sorensen, R. L. Calabrese, and S. P. DeWeerth, “Analyzing the dimensionality of a bursting neuron model,” presented at Society for Neuroscience, San Diego, CA, 2004.

A. Williams, M.F. Simoni, and S. P. DeWeerth, “Resonance tuning in a hybrid neuromechanical system,” presented at Society for Neuroscience, San Diego, CA, 2004.

K. Williams, K. Sundar, S. Hochman, and S. P. DeWeerth, “Time and frequency domain evaluation of various motor activities evoked in the isolated neonatal rat spinal cord,” presented at Society of Neuroscience, San Diego, CA, 2004.

Zhong, G. C. McConnell, J. D. Ross, S. P. DeWeerth, and R. V. Bellamkonda, “In vitro and in vivo study of a novel drug releasing coating for implanted neural electrodes,” presented at NPP Workshop, Washington, DC, 2004.

D. Ross, S. M. O’Connor, R. A. Blum, E. A. Brown, and S. P. DeWeerth, “Multielectrode impedance tuning: reducing noise and improving stimulation efficacy,” presented at IEEE Engineering in Medicine and Biology, 2004.

D. Ross, R. Madhavan, S. M. Potter, E. A. Brown, and S. P. DeWeerth, “The effect of electrode impedance on stimulation of dissociated cultures,” presented at Society for Neuroscience, San Diego, CA, 2004.

K. Das, R. A. Blum, J. D. Ross, E. A. Brown, and S. P. DeWeerth, “Integrated circuits for extracellular interfacing to neural tissue,” presented at GEDC Industry Advisory Board, Atlanta, GA, 2004.

M.E. Sorensen, G.S. Cymbalyuk, R.L. Calabrese, and S.P. DeWeerth, Control of rhythmic activity with intrinsic current in a hybrid half-center oscillator. Society for Neuroscience Annual Meeting, Orlando, FL, November 2002.

M.F. Simoni and S.P. DeWeerth, Sensorimotor Feedback in a closed-loop model of biological rhythmic movement control. Joint BMES/EMBS Conference, Houston, TX, October 2002.

M.E. Sorensen, G.S. Cymbalyuk, R.L. Calabrese, and S.P. DeWeerth, Effect of a hyperpolarization-activated inward current on rythmic activity in a hybrid half-center oscillator. Joint BMES/EMBS Conference, Houston, TX, October 2002.

S.P. DeWeerth, M.E. Sorensen, G.S. Cymbalyuk, and R.L. Calabrese, Dynamical Properties of Hybrid Neural-Microelectronic Oscillators. Proceedings of the Biomedical Engineering Society Conference, Durham, NC, October 2001.

J.A. Bragg, T.A. Hudson, and S.P. DeWeerth, A real-time analog VLSI model of a skeletal motor unit. Proceedings of the Biomedical Engineering Society Conference, Durham, NC, October 2001.

E. Sorensen, M. F. Simoni, G. S. Cymbalyuk, R. L. Calabrese, and S. P. DeWeerth, “Hybrid systems: Interfacing living neurons and microelectronic models,” presented at Houston Society for Engineering in Medicine and Biology Annual Conference, 2001.

M.E. Sorensen, G.S. Cymbalyuk, R.L. Calabrese, and S.P. DeWeerth, Dynamic Properties of a Hybrid Neuro-Microelectronic Half-Center Oscillator. Society for Neuroscience Annual Meeting, San Diego, CA, October 2001.

J.A. Bragg, T.A. Hudson, D.C. Lin, and S.P. DeWeerth, Real-Time Implementation of a Huxley Crossbridge-Based Sarcomere Model. Society for Neuroscience, New Orleans, LA, November 2000.

M.F. Simoni, M. Sorensen, G. Cymbalyuk, R.L. Calabrese, and S.P. DeWeerth, Building Hybrid Systems Using a VLSI Model of the Leech Heart Interneuron. Society for Neuroscience, New Orleans, LA, November 2000.

P.S. Garcia, R.T. Ellis, R.L. Calabrese, S.P. DeWeerth, R.J. Butera, and W.L. Ditto, Computing with neuronal dynamics. Society for Neuroscience, Vol. 26 (1580), New Orleans, LA, November 2000.

T.A. Hudson, J.A. Bragg, E.A. Brown, D.C. Lin, and S.P. DeWeerth, An analog VLSI model of muscular contraction. Abstracts of the 20th Anniversary Conference on Advanced Research in VLSI, Atlanta, GA, 1999.

J.D. Neff, B.K. Meadows, W.L. Ditto, G.N. Patel, and S.P. DeWeerth, Array-enhanced stochastic resonance in a VLSI neuronal array. Abstracts of the 20th Anniversary Conference on Advanced Research in VLSI, Atlanta, GA, 1999.

M.F. Simoni, G.N. Patel, and S.P. DeWeerth, Analog VLSI models of central pattern-generating circuits. Abstracts of the 20th Anniversary Conference on Advanced Research in VLSI, Atlanta, GA, 1999.

T.A. Hudson, J.A. Bragg, E.A. Brown, D.C. Lin, and S.P. DeWeerth, Development of a sarcomere model using hardware. Joint BMES/EMBS Conference, Vol. 1 (552), Atlanta, GA, 1999.

M.F. Simoni, G.N. Patel, and S.P. DeWeerth, Sensory feedback in an intersegmentally coupled network. Proceedings of the Satellite Meeting on Computational Modeling at Neural Control of Movement, Key West, FL, April 1998.

T.H. Zobel, J.A. Bragg, E.A. Brown, D.C. Lin, T.R. Nichols, and S.P. DeWeerth, Simulation of circuits for implementation of muscular contraction model. Proceedings of the Satellite Meeting on Computational Modeling at Neural Control of Movement, Key West, FL, April 1998.

G.N. Patel and S.P. DeWeerth, Towards analog VLSI models of segmented locomotory systems, Neurons, Networks, and Motor Behavior Symposium, Tuscon, AZ, November 1995.

Books and Book Chapters

Stephen P. DeWeerth and Andreas G. Andreou, Neuromorphic VLSI Circuits. The Handbook of Brain Theory and Neural Networks, Second Edition, (Michael A. Arbib, ed.), MIT Press, 2002.

D.S. Wills and S.P. DeWeerth (eds.), Proceedings of the 20th Anniversary Conference on Advanced Research in VLSI, IEEE Computer Science Press, 1999.

T.G. Morris and S.P. DeWeerth, Analog VLSI excitatory feedback circuits for attentional shifts and tracking. Neuromorphic Systems Engineering: Neural Networks in Silicon (Tor Sverre Lande, ed.), Kluwer Academic Publishers: Boston, MA, 1998.

Patents and Invention Disclosures

Edgar A. Brown, Joseph D. Neff, Stephen P. DeWeerth, Paul Hasler, and Brian K. Meadows, “Method and apparatus for an improved nonlinear oscillator,” U.S. Patent 6,822,522, 2004.

Brian K. Meadows, Ted H. Heath, Joseph D. Neff, Edgar A. Brown, David W. Fogliatti, Visarath In, Paul Hasler, Stephen P. DeWeerth, William L. Ditto, and Robert A. York, “Nonlinear beam forming and beam shaping aperture system,” U.S. Patent 7,109,918, 2006.

Yoonsu Choi, Mark G. Allen, James D. Ross, Stephen P. DeWeerth, “Microfabricated Mechanically Actuated Microtool and Methods,” U.S. Patent Number 7,461,882, 2008.

Liang Guo and Stephen P. DeWeerth, “Integrated Method for High-Density Interconnection of Electronic Components through Stretchable Interconnects,” US Patent 8,349,727, 2013.

Edgar A. Brown, James D. Ross, Richard A. Blum, Stephen P. DeWeerth, “Integrated Circuit for Stimulation Artifact Rejection,” U.S. Patent 8,639,329, 2014.

Stephen P. DeWeerth, James D. Ross, and Edgar A. Brown, “Impedance Controlled Electroplating Device.” Invention Disclosure.

Liang Guo and Stephen P. DeWeerth, “Multilayer Via-Bonding Technology with Batch Processing Capability for High-Density, High-Resolution Chip Packaging,” Invention Disclosure.

Liang Guo, Stephen P. DeWeerth, A. M. Klein, and E. A. Brown, “Open- and Closed-Loop Synergistic Muscular Control Using Microelectrode Arrays,” Provisional.

Liang Guo and Stephen P. DeWeerth, “Epimysial Recording and Stimulation Using Microelectrode Arrays,” Invention Disclosure.

Liang Guo and Stephen P. DeWeerth, “Fabrication of Multilayer Wiring Interconnects on PDMS Substrate,” Provisional.

Liang Guo and Stephen P. DeWeerth, “A Method for Fabricating Conical-Well Microelectrode Arrays,” Provisional.