All-optical XOR logic gate for 40Gb/s DPSK signals via FWM in a silicon nanowire
- 3 October 2011
- journal article
- Published by Optica Publishing Group in Optics Express
- Vol. 19 (21), 20364-20371
- https://doi.org/10.1364/oe.19.020364
Abstract
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.Keywords
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