Title :
Offset RZ pulse shape for 128 Gb/s PDM-QPSK subject to aggressive filtering
Author :
Hung-Chang Chien ; Jianjun Yu ; Ze Dong ; Zhensheng Jia
Author_Institution :
ZTE USA Inc., Morristown, NJ, USA
Abstract :
A filtering-tolerant, offset RZ pulse shape for 128Gb/s PDM-QPSK was proposed for the first time. On a 25GHz grid, 0.8 and 0.2dB OSNR penalties at SD pre-FEC BER limit were experimentally and numerically demonstrated, respectively.
Keywords :
filtering theory; forward error correction; multiplexing; quadrature phase shift keying; PDM-QPSK; aggressive filtering; bit error rate; offset RZ pulse shape; polarization division multiplexing quadrature phase shift keying; soft-decision forward error correction; Filtering; Optical filters; Optical polarization; Optical pulse shaping; Optical receivers; Optical transmitters; Signal to noise ratio;
Conference_Titel :
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2012 and the National Fiber Optic Engineers Conference
Conference_Location :
Los Angeles, CA
Print_ISBN :
978-1-4673-0262-3
