bpsk

d BPSK signal heavily depends on the baseband pulse shape. For a rectangular pulse, the Fourier Transform yields: \[ P(f) = T \times \text{sinc}^2(\pi f T) \] where: \[ \text{sinc}(x) = \frac{\sin x}{x} \] This indica

or mixed_signal = bpsk_signal . local_oscillator; ``` Step 2: Low-pass Filtering Filtering removes high-frequency components, leaving the baseband signal: ```matlab % Design a simple low-pass filter lpFilt = designfilt('lowpassfir', 'FilterOrder', 20, ... 'Cut