Silicon nanowire based exclusive-OR gate using nonlinear optics for 40Gb/s DPSK signals
13 May 2015
·
Li F.,
Vo T. D.,
Husko C.,
Pelusi M.,
Xu D-X.,
Densmore A.,
Ma R.,
Janz S.,
Eggleton B. J.,
Moss David J.·
We demonstrate an all-optical XOR logic function for 40Gb/s differential
phase-shift keyed (DPSK) data signals in the C-band, based on four-wave mixing
(FWM) in a silicon nanowire. Error-free operation with a system penalty of ~
3.0dB and ~ 4.3dB at 10-9 BER is achieved.