A compact low-power mixed-signal architecture for powerline interference rejection in biopotential analog front ends. - Pakorn Prasopsin; Bhirawich Pholpoke; Samattachai Tepwimonpetkun; Woradorn Wattanapanitch (BioCAS, 2014)

Graphical analysis and design of multistage operational amplifiers with active feedback Miller compensation. - Samattachai Tepwimonpetkun; Bhirawich Pholpoke; Woradorn Wattanapanitch (Int. J. Circuit Theory Appl., 2016)

A Low-Power High-Input-Impedance 70-dB Gain ECG Readout System with High Interference Tolerance. - Chinnatip Ratametha; Chanoknan Buaban; Bhirawich Pholpoke; Tanachai Limpisawas; Pakorn Prasopsin; Samattachai Tepwimonpetkun; Woradorn Wattanapanitch (BioCAS, 2018)

A 2.64-µW 71-dB SNDR Discrete-Time Signal-Folding Amplifier for Reducing ADC's Resolution Requirement in Wearable ECG Acquisition Systems. - Chinnatip Ratametha; Samattachai Tepwimonpetkun; Woradorn Wattanapanitch (IEEE Trans. Biomed. Circuits Syst., 2020)