Title :
Narrow guard-band distributed Nyquist-WDM using fiber frequency conversion
Author :
Richter, Thomas ; Elschner, Robert ; Schmidt-Langhorst, Carsten ; Kato, Toshihiko ; Watanabe, Shigetaka ; Schubert, Colja
Author_Institution :
Heinrich Hertz Inst., Fraunhofer Inst. for Telecommun., Berlin, Germany
Abstract :
We present distributed Nyquist wavelength-division multiplexing experiments with four 25-GBd quadrature phase-shift keying modulation channels having 4% guard-band. Optical fiber-frequency conversion ensures accurate remote optical frequency alignment of the channels.
Keywords :
optical frequency conversion; quadrature phase shift keying; wavelength division multiplexing; distributed Nyquist wavelength-division multiplexing experiments; fiber frequency conversion; narrow guard-band distributed Nyquist-WDM; optical fiber-frequency conversion; quadrature phase-shift keying modulation channels; remote optical frequency channel alignment; Fiber nonlinear optics; Frequency conversion; Optical fibers; Optical filters; Phase shift keying;
Conference_Titel :
Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013
Conference_Location :
Anaheim, CA
Print_ISBN :
978-1-4799-0457-0
