single Semiconductor Optical Amplifier

4-input NOR gate using Cross Gain Modulation in a single Semiconductor Optical Amplifier
FREE-DOWNLOAD M Cabezón, A Villafranca, JJ Martínez… – Proceedings of SPIE, …, 2010
We demonstrate all-optical NOR logic operation of four data signals in one SOA. Exploiting
XGM, wavelength multiplexing and optical filtering for signal discrimination, we purpose an implementation
in which an all-one optical probe signal is modulated by the optical sum of four different