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. 2020 Feb 7;20(3):904. doi: 10.3390/s20030904

Figure 3.

Figure 3

AC-coupled neural amplifier topologies. (a) Conventional capacitive-feedback network (CFN) topology. (b) CFN amplifier using T-capacitor feedback network topology. (c) AC-coupling utilizing the electrode capacitance and a resistive feedback. (d) Open loop network (OLN) topology. (e) Capacitive amplifier feedback network (CAFN) topology. (f) Miller compensated CFN (MCCFN) topology.