A decoupling-capacitor free and enlarged-ICMR ECG readout circuit using offset feedback cancelling and charge pump-sustained input stage techniques

J Huang, T Kou, Y Li, F Li - 2017 International Conference on …, 2017 - ieeexplore.ieee.org
This paper presents an improved indirect feedback instrumentation amplifier for reading
ECG signals. The circuit uses a charge pump module and an integral feedback offset …