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A 0.45 V 147–375 nW ECG Compression Processor With Wavelet Shrinkage and Adaptive Temporal Decimation Architectures Journal article
IEEE Transactions on Very Large Scale Integration Systems, 2017,Page: 1307-1319
Authors:  Ieong, C. I.;  Li, M.;  Law, M. K.;  Mak, P. I.;  Vai, M. I.;  Martins, R. P.
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Adaptive temporal decimation (ATD)  data compression processor  Electrocardiogram (ECG)  near-threshold digital logics  wavelet transform (WT)  wavelet shrinkage (WS)  
Precise Droplet Splitting on Digital Microfluidic Chip with Blade Structures Conference paper
MicroTAS 2016
Authors:  Dong, C.;  Jia, Y.;  Chen, T.;  Gao, J.;  Wan, L.;  Mak, P. I.;  Vai, M. I.;  Martins, R. P.
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digital microfluidics  microstructure  
Sub-µW QRS Detection Processor Using Quadratic Spline Wavelet Transform and Maxima Modulus Pair Recognition for Power-Efficient Wireless Arrhythmia Monitoring Conference paper
Proc. of Asia and South Pacific Design Automation Conference (ASP-DAC)
Authors:  Ieong, C.-I.;  Mak, P. I.;  Vai, M. I.;  Martins, R. P.
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Wireless Arrhythmia Monitoring  
Sub-threshold VLSI-Logic Family Exploiting Unbalanced Pull-up/down Network, Logical Effort and Inverse-Narrow-Width Techniques Conference paper
21st Asia and South Pacific Design Automation Conference (ASP-DAC)
Authors:  Li, M.;  Ieong, C. I.;  Law, M. K.;  Mak, P. I.;  Vai, M. I.;  Pun, S. H.;  Martins, R. P.
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Sub-threshold Logic  Unbalanced Pull-up/down Network  Logical Effort  Inverse-Narrow-Width Effect  
Energy Optimized Sub-threshold VLSI Logic Family with Unbalanced Pull-up/down Network and Inverse-Narrow-Width Techniques Journal article
IEEE Transactions on Very large scale integration systems, 2015,Page: 3119-3123
Authors:  Li, M.;  Ieong, C. I.;  Law, M. K.;  Mak, P. I.;  Vai, M. I.;  Pun, S. H.;  Martins, R. P.
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CMOS  Electrocardiography (ECG)  device sizing  finite impulse response (FIR) filter  inverse-narrow-width (INW)  logical effort  process-voltage-temperature (PVT) variations  sub-threshold standard logic library  ultra-low-energy  ultra-low-voltage  
15-nW Biopotential LPFs in 0.35-µm CMOS Using Subthreshold-Source-Follower Biquads with and without Gain Compensation Journal article
IEEE transactions on biomedical circuits and systems, 2013,Page: 690-702
Authors:  Zhang, T.T.;  Mak, P. I.;  Vai, M. I.;  Mak, P. U.;  Law, M. K.;  Pun, S. H.;  Wan, F.;  Martins, R. P.
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Biomedical  biopotential  body effect  CMOS  gain compensation  harmonic distortion  lowpass filter  MOSFET  source follower  subthreshold  time constant  transconductor  
A 0.83-µW QRS Detection Processor Using Quadratic Spline Wavelet Transform for Wireless ECG Acquisition in 0.35-µm CMOS Journal article
IEEE Transactions on Biomedical Circuits and Systems, 2012,Page: 586-595
Authors:  Ieong, C.I.;  Mak, P. I.;  Lam, C.P.;  Dong, C.;  Vai, M. I.;  Mak, P. U.;  Pun, S. H.;  Wan, F.;  Martins, R. P.
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QRS detection  quadratic spline wavelet transform  wavelet transform  wearable electrocardiograph (ECG) device  wireless ECG monitoring  
Modeling for intra-body communication with bone effect Conference paper
Proceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine, EMBC 2009
Authors:  Pun,S. H.;  Gao,Y. M.;  Mak,P. U.;  Du,M.;  Vai,M. I.
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Galvanic coupling type technique  Intra-body communication  Maxwell equations  Quasi-static approximation  
Simple electrical model and initial experiments for intra-body communications Conference paper
Proceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine, EMBC 2009
Authors:  Gao,Y. M.;  Pun,S. H.;  Du,M.;  Mak,P. U.;  Vai,M. I.
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Electrical model  Experiments  Galvanic coupling type  Intra-body communication  
Quasi-static field modeling of human limb for intra-body communication Conference paper
IFMBE Proceedings
Authors:  Pun,Sio Hang;  Gao,Y. M.;  Mak,P. U.;  Du,M.;  Vai,M. I.
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Galvanic coupling  Intra-body communication  Maxwell equations  Telemedicine system  Wearable sensors implantable devices