Title :
Continuous phase modulation as an alternative to QPSK for 100 Gb/s optical links
Author :
Detwiler, Thomas F. ; Searcy, Steven M. ; Basch, Bert E. ; Ralph, Stephen E.
Author_Institution :
Sch. of Electr. & Comput. Eng., Georgia Inst. of Technol., Atlanta, GA, USA
Abstract :
Constant envelope formats including CPM may reduce the impact of nonlinear impairments arising from intensity variations and the associated nonlinear phase noise. We quantify the advantages of CPM versus QPSK and identify possible deployment opportunities.
Keywords :
continuous phase modulation; optical links; optical modulation; phase noise; QPSK; associated nonlinear phase noise; bit rate 100 Gbit/s; constant envelope formats; continuous phase modulation; nonlinear impairments; optical links; Continuous phase modulation; Fiber nonlinear optics; High speed optical techniques; Optical fiber communication; Optical filters; Phase noise; Phase shift keying; Quadrature amplitude modulation; Quadrature phase shift keying; Scanning probe microscopy;
Conference_Titel :
Optical Fiber Communication (OFC), collocated National Fiber Optic Engineers Conference, 2010 Conference on (OFC/NFOEC)
Conference_Location :
San Diego, CA
Electronic_ISBN :
978-1-55752-884-1
