Silicon Photonics, Deep Learning, Optics, Fourier Transform, AI.
input, denoted by X​ in the following: We would like to compute its Fourier transform using an MFT unit. To this end, we first use the MFT three times with inputs X​, X+Y​, and X+iY​. The corresponding three outputs are shown below (results from numerical simulations): We can then combine these