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A 2-μm InGaP/GaAs Class-J Power Amplifier for Multi-band LTE Achieving 35.8-dB Gain, 40.5%-to-55.8% PAE and 28-dBm Linear Output Power Journal article
IEEE Transactions on Microwave Theory and Techniques, 2016,Page: 200-209
Authors:  Ramiah, H.;  Eswaran, U. R. J. ;  Mak, P. I.;  Martins, R. P.
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Class-J Power Amplifier  Multi-band LTE  
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