Photonic Heterodyne Pixel for Imaging Arrays at Microwave and MM-Wave Frequencies

<table>EO mixing concept using an ultra nonlinear SOA. (a) Optical output of GS DFB laser; (b) electrical signal modulating the XN-SOA bias; (c) optical output of the XN-SOA (only sum and difference terms are represented).</table>

Advances in Optical Technologies

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Figure 1

Figure 1: Photonic Heterodyne Pixel for Imaging Arrays at Microwave and MM-Wave Frequencies 