Yang Lab, UMN

2019

AT. Nguyen, J. Xu, D. Luu, Q. Zhao, and Z. Yang
Advancing System Performance with Redundancy: From Biological to Artificial Designs, Neural Computation, MIT Press, 19pp, January 2019.

2018

D. Luu, AT. Nguyen, and Z. Yang
Achieving Super-Resolution with Redundant Sensing, IEEE Transactions on Biomedical Engineering, to appear.
J. Xu, AT. Nguyen, and Z. Yang
Advances in Neural Recording and Stimulation Devices, Engineering in Medicine, Academic Press, 9pp, November 2018.
J. Xu, H. Guo, AT. Nguyen, H. Lim, and Z. Yang
A Bidirectional Neuromodulation Technology for Nerve Recording and Stimulation, Micromachines, 14pp, October 2018.
T. Wu, W. Zhao, E. Keefer, and Z. Yang
A Lightweight Deep Compressive Model for Large-Scale Spike Compression, IEEE Biomedical Circuits and Systems Conference, 4pp, October 2018.
T. Wu, W. Zhao, E. Keefer, and Z. Yang
Deep compressive autoencoder for action potential compression in large-scale neural recording, Journal of Neural Engineering, 19pp, September 2018.
C. Li, K. Un, P. Mak, Y. Chen, J. Muñoz-Ferreras, Z. Yang, and R. Gómez-García
Overview of Recent Development on Wireless Sensing Circuits and Systems for Healthcare and Biomedical Applications, IEEE Journal on Emerging and Selected Topics in Circuits and Systems, volume 8, issue 2, pages 165-177, June 2018.
WK. Tam and Z. Yang
Neural Parallel Engine: A toolbox for massively parallel neural signal processing, Journal of Neuroscience Methods, volume 301, pages 18-33, May 2018.
J. Xu, AT. Nguyen, W. Zhao, H. Guo, T. Wu, H. Lim, and Z. Yang
A Low-Noise, Wireless, Frequency-Shaping based Neural Recorder, IEEE Journal on Emerging and Selected Topics in Circuits and Systems, volume 8, issue 2, pages 187-200, March 2018.
W. Zhao, B. Zhu, T. Wu, and Z. Yang
On-Chip Neural Data Compression Based On Compressed Sensing with Sparse Sensing Matrices, IEEE Transactions on Biomedical Circuits and Systems, IEEE Transactions on Biomedical Circuits and Systems, volume 12, issue 1, pages 242-254, February 2018.

2017

T. Wu, W. Zhao, H. Guo, H. Lim, and Z. Yang
A Streaming PCA VLSI Chip for Neural Data Compression, IEEE Transactions on Biomedical Circuits and Systems, volume 11, issue 6, pages 1290-1302, December 2017.
M. Keshtkaran and Z. Yang
Noise-Robust Unsupervised Spike Sorting Based on Discriminative Subspace Learning with Outlier Handling, Journal of Neural Engineering, volume 14, issue 3, doi: 10.1088/1741-2552/aa6089, June 2017.
KH. Teng, T. Wu, X. Liu, Z. Yang, and CH. Heng
A 400MHz Wireless Neural Signal Processing IC with 625× On-Chip Data Reduction and Reconfigurable BFSK/QPSK Transmitter Based on Sequential Injection Locking, IEEE Transactions on Biomedical Circuits and Systems, volume 11, issue 3, pages 547-557, June 2017.

2016

AT. Nguyen, J. Xu, and Z. Yang
A Bio-inspired Redundant Sensing Architecture, Advances in Neural Information Processing Systems, pages 2379-2387, December 2016.
M. Islam, A. Rastegarnia, and Z. Yang
Methods for Artifact Detection and Removal from Scalp EEG: A Review, Neurophysiologie Clinique / Clinical Neurophysiology, volume 46, issues 4–5, pages 287-305, November 2016.
T. Wu, W. Zhao, H. Guo, H. Lim, and Z. Yang
A Streaming PCA based VLSI Chip for Neural Data Compression, IEEE Biomedical Circuits and Systems Conference, 4pp, October, 2016.
AT. Nguyen, J. Xu, WK. Tam, W. Zhao, T. Wu, and Z. Yang
A Programmable Fully-Integrated Microstimulator for Neural Implants and Instrumentation, IEEE Biomedical Circuits and Systems Conference, 4pp, October, 2016.
W. Zhao, B. Sun, Tong Wu, and Z. Yang
Hardware Efficient, Deterministic QCAC Matrix Based Compressed Sensing Encoder Architecture for Wireless Neural Recording Applications, IEEE Biomedical Circuits and Systems Conference, 4pp, October, 2016.
M. Islam, A. Rastegarnia, and Z. Yang
A Wavelet-Based Artifact Reduction from Scalp EEG for Epileptic Seizure Detection, IEEE Journal of Biomedical and Health Informatics, volume 20, issue 5, pages 1321-1332, September 2016.
Z. Yang, J. Xu, A. T. Nguyen, T. Wu, W. Zhao, and T. Tam
Neuronix enables continuous, simultaneous neural recording and electrical microstimulation, International Conference of the IEEE Engineering in Medicine and Biology Society, 4pp, August 2016.
T. Wu, J. Xu, Y. Lian, A. Khalili, A. Rastegarnia, C. Guan, and Z. Yang
A 16-Channel Nonparametric Spike Detection ASIC Based on EC-PC Decomposition, IEEE Transactions on Biomedical Circuits and Systems, volume 10, issue 1, pages 3-17, February 2016.

2015

K. Teng, T. Wu, X. Liu, Z. Yang, and CH. Heng
A 400-MHz Wireless Neural Signal Processing IC with On-Chip Data Reduction and Reconfigurable BFSK/QPSKTransmitter Based on Sequential Injection Locking, Proc. IEEE Asian Solid State Circuits Conference, 4pp, November, 2015.
J. Xu, B. Wang, B. Mclaughlin, S. Schachter, and Z. Yang
An Integrated Sub-Scalp EEG Sensor for Diagnosis in Epilepsy, IEEE Biomedical Circuits and Systems Conference, pages 1-4, October, 2015
T. Wu and Z. Yang
A Nonparametric Neural Signal Processor for Online Data Compression and Power Management, IEEE Biomedical Circuits and Systems Conference, pages 1-4, October, 2015.
AT. Nguyen, J. Xu and Z. Yang
A 14-bit 0.17mm² SAR ADC in 0.13µm CMOS for High Precision Nerve Recording, IEEE Custom Integrated Circuits Conference, pages 1-4, September, 2015.
B. Wang, KS. Rajput, WK. Tam, A. Tung, and Z. Yang
FreeWalker: a Smart Insole for Longitudinal Gait Analysis, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 3723-3726, August, 2015.
W. Tam, R. So, C. Guan, and Z. Yang
EC-PC Detection for High Performance Brain Computer Interface, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 5142-5145, August, 2015.
J. Xu, M. Zhao, X. Wu, M. Islam, and Z. Yang
A 13µW 14-bit Delta-Sigma Modulator for High Precision Neural Sensor Interface, Sensors, volume 15, pages 19466-19486; August, 2015.
K. Teng, T. Wu, X. Liu, Z. Yang, and CH. Heng
A 400MHz Wireless Neural Signal Processing IC with On-chip Data Reduction and Reconfigurable BFSK/QPSK Transmitter Based on Sequential Injection Locking, Student Research Preview, International Solid-State Circuits Conference, February 2015.

2014

Z. Yang
Neural Computation, Neural Devices, and Neural Prosthesis, Springer New Work, 2014, ISBN 978-1-4614-8151-5.
T. Wu and Z. Yang
Power-Efficient VLSI Implementation of a Feature Extraction Engine for Spike Sorting in Neural Recording and Signal Processing, International Conference on Control, Automation, Robotics and Vision (invited paper to special session on Neural Signal Processing), pages 788-792, December 2014.
J. Xu and Z. Yang
A Closed-Loop Power-Efficient Neural Recorder with Automatic Bandwidth Adjustment, Proc. IEEE Asian Solid-State Circuits Conference, pages 197-200, November 2014.
W. Zhao, R. Pan, Y. Ha, and Z. Yang
A 0.4V 280nW Nearly All-Digital Reference-Free Temperature Sensor, Proc. IEEE Asian Solid-State Circuits Conference, pages 301-304, November 2014.
M. Keshtkarana and Z. Yang
A Robust Adaptive Power Line Interference Canceler VLSI Architecture and ASIC for Biopotential Recording Systems, IEEE Transaction Circuits and System II, volume 61, number 10, 5pp, October, 2014.
Y. Zhou, A. Rastegarnia, T. Wu, E. Keefer, C. Guan, and Z. Yang
On the Robustness of EC-PC Spike Detection Method for Online Neural Recording, Journal of Neuroscience Methods, volume 235, pages 316-330, September 2014.
J. Xu, T. Wu, W. Liu, and Z. Yang
A Frequency-Shaping Neural Recorder with 3-pF Input Capacitance and 11 plus 4.5 bits Dynamic Range, IEEE Transaction on Biomedical Circuits and System, volume 8, number 4, pages 510-527, August 2014.
A. Muhammad, S. Young, H. Lin, C. Tan, and Z. Yang
Diagnosis of Ocular Myasthenia Gravis by Means of Tracking Eye Parameters, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 1460-1464, August 2014.
L. Cai, B. Wang, X. Huang, and Z. Yang
A 1024-channel 6 mW/mm² Optical Stimulator for In-Vitro Neuroscience Experiments, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 6133-6138, August 2014.
T. Wu and Z. Yang
An 8-Channel Neural Spike Processing IC with Unsupervised Closed-Loop Control Based On Spiking Probability Estimation, International Conference of the IEEE Engineering in Medicine and Biology Society, 5pp, August 2014.
M. Keshtkaran and Z. Yang
Unsupervised Spike Sorting based on Discriminative Subspace Learning, International Conference of the IEEE Engineering in Medicine and Biology Society, 5pp, August 2014.
M. Islam, A. Rastegarnia, AT. Nguyen, and Z. Yang
Artifact Characterization and Removal for In-Vivo Neural Recording, Journal of Neuroscience Methods, volume 226, pages 110-123, April 2014.
M. Keshtkaran and Z. Yang
A Fast, Robust Algorithm for Power Line Interference Cancellation in Neural Recording, Journal of Neural Engineering, volume 11, number 2, 17pp, April 2014.
Z. Yang and J. Xu
Neural Signal Processing and/or Interface Methods, Architectures, Systems, Apparatuses, and Devices, US Patent No. 13/943,759.

2013

Z. Chen, J. Xu, P. Sun, and Z. Yang
An LSK Demodulator for Sub-Scalp EEG Recording, IEEE MTT-S International Microwave Workshop Series on RF and Wireless Technologies for Biomedical and Healthcare Applications, pages 1-3, December 2013.
J. Xu and Z. Yang
A 50 µW/Ch Artifacts-Insensitive Neural Recorder Using Frequency-Shaping Technique, IEEE Custom Integrated Circuits Conference, 4pp, September 2013.
J. Xu, T. Wu, and Z. Yang
A New System Architecture for Future Long-Term High Density Neural Recording, IEEE Transactions on Circuits and Systems II, volume 60, issue 7, pages 402-406, July 2013.
J. Xu and Z. Yang
A 13µW 87dB Dynamic Range Implantable Delta-Sigma Modulator for Full-Spectrum Neural Recording, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 2764-2767, July 2013.
T. Wu and Z. Yang
A Multichannel Integrated Circuit for Neural Spike Detection Based on EC-PC Threshold Estimation, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 779-782, July 2013.
A. Khalili, A. Rastegarnia, M. Islam, and Z. Yang
A Bio-Inspired Cooperative Algorithm for Distributed SourceLocalization with Mobile Nodes, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 3515-3518, July 2013.
Y. Zhou and Z. Yang
A Robust EC-PC Spike Detection Method for Extracellular Neural Recording, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 1338-1341, July 2013.
K. Chen, Y. Lo, Z. Yang, J. Weiland, M. Humayun, and W. Liu
A System Verification Platform for High-Density Epiretinal Prostheses, IEEE Transaction on Biomedical Circuits and System, volume 7, issue 3, pages 326-337, June 2013.

2012

M. Islam, N Tuan, Y. Zhou, and Z. Yang
Analysis and Processing of In-Vivo Neural Signal for Artifact Detection and Removal, International Conference on BioMedical Engineering and Informatics, October 2012.
L. Hoang, Z. Yang, and W. Liu
Virtual Electrode Stimulation in a Multi-Channel Stimulation System, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 3894-3898, September 2012.
M. Keshtkaran and Z. Yang
Power Line Interference Cancellation in In-Vivo Neural Recording, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 5214-5217, September 2012.
Z. Yang, W. Liu, M. Keshtkaran, Y. Zhou, J. Xu, V. Pikov, C. Guan, and Y. Lian
A New EC-PC threshold estimation method for in-vivo neural spike detection, Journal of Neural Engineering, 9(4):046017, August 2012.
Z. Yang
Circuit and System Presentation - Bioelectronics for Sustainable Healthcare, Invited talk to International Solid-State Circuits Conference, February 2012.

2011

Z. Yang, E. Keefer, Q. Zhao, L. Hoang, and W. Liu
1/f Neural Noise Reduction and Spike Feature Extraction Using a Subset of Informative Samples, Annals of Biomedical Engineering, volume 39, pages 1264-1277, April, 2011.
Z. Yang, Y. Han, M. Chae, Y. Lo, L.Wu, K. Chen, J. Lao, and W. Liu
Wireless Power and Data Telemetry System for Implantable and Wearable Electronics, book chapter to Wireless Body Area Networks: Technology, Implementation and Applications, Pan Stanford Publishing, 2011.
W. Liu, Z. Yang, and L. Hoang
Neural Prosthesis Facilitated by Nanotechnology, Bionanotechnology II, Global Prospects, CRC Press 2011.

2010

K. Chen, Z. Yang, L. Hoang, J. Weiland, M. Humayun, and W. Liu
An Integrated 256-Channel Epiretinal Prosthesis, Journal of Solid-State Circuits, volume 45, pages 1-11, September 2010.
Q. Zhao, Z. Yang, and H. Tao
Differential Earth Movers Distance with Its Applications to Visual Tracking, IEEE Transactions on Pattern Analysis and Machine Intelligence, volume 32, pages 274-287, February 2010.
W. Liu and Z. Yang
Engineering Hope with Biomimetic Microelectronic Systems, invited paper to European Solid-State Circuit Conferences, pages 17-26, September 2010.
M. Chae, Z. Yang, and W. Liu
Microelectronics for Recording, Stimulation and Wireless Telemetry, book chapter to Implantable Neural Prostheses: Part II. Techniques and Engineering Approaches, Springer New York, ISBN: 978-0-387-98119-2, pages 253-330, 2010.

2009

Z. Yang, Q. Zhao, E. Keefer, and W. Liu
Noise Characterization, Modeling, and Reduction for in Vivo Neural Recording, Advances in Neural Information Processing Systems, pages 2160-2168, December 2009.
Z. Yang, Q. Zhao, and W. Liu
Neural Signal Classification Using a Simplified Sample Set with Energy Based Nonparametric Clustering, Neurocomputing, volume 73, pages 412-422, December 2009.
E. Basham, Z. Yang, and W. Liu
Circuit and Coil Design for in Vitro Magnetic Neural Stimulation Systems, IEEE Transactions on Biomedical Circuits and Systems, volume 3, pages 321-331, October 2009.
Q. Zhao, Z. Yang, H. Tao, and W. Liu
Evolving Mean Shift with Adaptive Bandwidth: A Fast and Noise Robust Approach, Asian Conference on Computer Vision (Best Paper Honorable Mention, 2/670), September 2009.
L. Hoang, Z. Yang, and W. Liu
VLSI Architecture of NEO Spike Detection with Noise Shaping Filter and Feature Extraction Using Informative Samples, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 978-981, September 2009.
Z. Yang, Q. Zhao, and W. Liu
Energy Based Evolving Mean Shift Algorithm for Neural Spike Classification, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 966-969, September 2009.
B. Liang+, Z. Yang+, and W. Liu
An ASK Demodulator for Data Telemetry in Biomedical Application, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 1561-1564, September 2009. [+ equal authorship]
W. Liu, M. Chae, Z. Yang, and H. Kim
Design of Advanced Neuroscience Platform, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 5535-5538, September 2009.
Z. Yang, Q. Zhao, and W. Liu
Improving Spike Separation Using Waveform Derivative, Journal of Neural Engineering, doi: 10.1088/1741-2560/6/4/046006, August 2009.
M. Chae, Z. Yang, M. Yuce, L. Hoang, and W. Liu
A 128-Channel 6mW Wireless Neural Recording IC with Spike Feature Extraction and UWB transmitter, IEEE Transactions on Neural Systems and Rehabilitation Engineering, volume 17, pages 312-321, August 2009.
T. Chen, K. Chen, Z. Yang, K. Cockerham, and W. Liu
A Biomedical Multiprocessor SoC for Closed loop Neuroprosthetic Applications, IEEE ISSCC Digest of Technical Papers, pages 434-435, February 2009.
E. Basham, Z. Yang, N. Tchemodanov, and W. Liu
In Vitro Systems for Magnetic Stimulation of Neural Tissue, book chapter to Implantable Neural Prostheses: Part I. Devices and Applications, Springer New York, ISBN: 978-0-387-77260-8, pages 293-351, 2009.

2008

Z. Yang, Q. Zhao, and W. Liu
Spike Feature Extraction Using Informative Samples, Advances in Neural Information Processing Systems, pages 1865-1872, December 2008.
L. Wu+, Z. Yang+, E. Basham, and W. Liu
An Efficient Wireless Power Link for High Voltage Retinal Implant, IEEE Biomedical Circuits and Systems Conference, pages 101-104, November 2008. [+ equal authorship]
Z. Yang, T. Chen, and W. Liu
Neuron Signature Based Spike Feature Extraction Algorithm for On-chip Implementation, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 1716-1719, August 2008.
T. Chen, Z. Yang, W. Liu, and L. Chen
NEUSORT2.0: A Multiple-channel Neural Signal Processor with Systolic Array Buffer and Channel-interleaving Processing Schedule, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 5029-5032, August 2008.
E. Basham, W. Liu, and Z. Yang
In Vitro Magnetic Stimulation of Unmyelinated Nerves, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 2385-2388, August 2008.
M. Chae, W. Liu, Z. Yang, T. Chen, J. Kim, M. Sivaprakasam, and M. Yuce
A 128-channel 6mW Wireless Neural Recording IC with On-the-fly Spike Sorting and UWB Transmitter, IEEE ISSCC Digest of Technical Papers, pages 146-147, February 2008.

2007

Z. Yang, W. Liu, and E. Basham
Inductor Modeling in Wireless Links for Implantable Electronics, IEEE Transactions on Magnetics, volume 43, pages 3851-3860, October 2007.

2006

Z. Yang, G.Wang, and W. Liu
Analytical Calculation of the Self-resonant Frequency of Biomedical Telemetry Coils, International Conference of the IEEE Engineering in Medicine and Biology Society, pages 5880-5883, September 2006.
W. Liu, Z. Yang, and M. Sivaprakasam
Modeling and Analysis of Virtual Electrodes in Retinal Prosthesis, Association of Research in Vision and Ophthalmology Annual Meeting, May 2006.