Broadband Bioimpedance Spectroscopy Based on a Multifrequency Mixed Excitation and Nuttall Windowed FFT Algorithm

Figure 5

The simulated voltage response 𝑉_𝐿(𝑡) and simultaneous sampling of the excitation 𝑓(9,𝑡) and the response 𝑉_𝐿(𝑡).

(a) The simulated voltage response 𝑉_𝐿(𝑡) on the RC three-element load in a half-period

(b) Simultaneous sampling of the excitation 𝑓(9,𝑡) and the response 𝑉_𝐿(𝑡)