Title :
Pulse shaping on quadrature duobinary format
Author :
Zhang, Shaoliang ; Yaman, Fatih ; Xu, Lei ; Shao, Yin ; Cvijetic, Milorad
Author_Institution :
NEC Labs. America, Inc., Princeton, NJ, USA
Abstract :
A novel approach to generate quadrature duobinary (QDB) format with return-to-zero (RZ) carving is proposed. RZ pulse shaping would give 2 dB fiber nonlinearity tolerance over non-return-to-zero (NRZ) QDB while keeping a similar filtering tolerance.
Keywords :
optical filters; optical pulse generation; optical pulse shaping; RZ pulse shaping; fiber nonlinearity tolerance; filtering tolerance; nonreturn-to-zero; quadrature duobinary format generation; return-to-zero carving; Optical attenuators; Optical fibers; Optical filters; Optical receivers; Optical signal processing; Optical transmitters;
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.2011.6000090
