Title :
Filter bandwidth and subcarrier spacing tolerance of single-carrier 32 Gbaud PDM-QPSK
Author :
Stark, Andrew ; Hsueh, Yu-Ting ; Detwiler, Thomas ; Filer, Mark ; Tibuleac, Sorin ; Lingle, Robert ; Chang, Gee-Kung ; Ralph, Stephen E.
Author_Institution :
Sch. of Electr. & Comput. Eng., Georgia Inst. of Technol., Atlanta, GA, USA
Abstract :
We demonstrate optical and electrical filter requirements that enable tight (<;50GHz) channel spacing for 32 Gbaud PDM-QPSK with all-EDFA loop transmission. Performance in both linear and nonlinear regimes is quantified for 37.5 GHz spacing (3.4 b/s/Hz).
Keywords :
bandwidth allocation; channel spacing; erbium; multiplexing; optical fibre amplifiers; optical fibre filters; optical fibre polarisation; optical transmitters; quadrature phase shift keying; EDFA loop transmission; channel spacing; electrical filter; filter bandwidth; optical filter; polarization-division-multiplexing quadrature phase shift keying; single-carrier PDM-QPSK; subcarrier spacing tolerance; Bandwidth; Filtering; Optical fiber filters; Optical noise; Power harmonic filters; Signal to noise ratio;
Conference_Titel :
Photonics Society Summer Topical Meeting Series, 2011 IEEE
Conference_Location :
Montreal, QC
Print_ISBN :
978-1-4244-5730-4
DOI :
10.1109/PHOSST.2011.6000080
