Title :
Temporal multiplexing of complex modulation formats facilitated by their coherent optical superposition
Author :
Parmigiani, F. ; Kakande, J. ; Jones, Liam M. ; Petropoulos, P. ; Richardson, D.J.
Author_Institution :
Optoelectron. Res. Centre, Univ. of Southampton, Southampton, UK
Abstract :
We experimentally study passive coherent optical addition of complex modulation formats using delay line interferometers to increase their bits per symbol and, thus, their spectral efficiency. Two possible applications are demonstrated as examples.
Keywords :
light interferometers; multiplexing; optical communication equipment; optical delay lines; optical modulation; quadrature phase shift keying; coherent optical superposition; complex modulation format; delay line interferometer; passive coherent optical addition; quadrature phase shift keying; temporal multiplexing; Binary phase shift keying; Optical attenuators; Optical fibers; Optical modulation;
Conference_Titel :
Optical Communications (ECOC), 2012 38th European Conference and Exhibition on
Conference_Location :
Amsterdam
