Title :
Analysis of NRZ- and RZ-DQPSK for 112 Gb/s DWDM transmission
Author :
Wang, Liang ; Forzati, Marco ; Mårtensson, Jonas
Author_Institution :
Acreo Netlab, Kista, Sweden
fDate :
June 28 2009-July 2 2009
Abstract :
The feasibility of NRZ- and RZ-DQPSK for 112 Gb/s DWDM transmission is analyzed. RZ-DQPSK is more tolerant to cascaded filtering, chromatic dispersion and non-linearities. Cascaded filtering is the most critical issue for 100 GHz channel spacing.
Keywords :
channel spacing; differential phase shift keying; optical fibre communication; optical fibre dispersion; optical modulation; quadrature phase shift keying; wavelength division multiplexing; DWDM transmission; NRZ; RZ-DQPSK; bit rate 112 Gbit/s; cascaded filtering; channel spacing; chromatic dispersion; dense wavelength division multiplexing; direct-detection differential quadrature phase-shift-keying; frequency 100 GHz; optical phase-shift-keyed transmission; Bandwidth; Bit rate; Chromatic dispersion; Filtering; OFDM; Optical filters; Optical signal processing; Optical transmitters; Phase shift keying; Wavelength division multiplexing; 100 Gigabit Ethernet; DPQSK; non-linear analysis; transmission;
Conference_Titel :
Transparent Optical Networks, 2009. ICTON '09. 11th International Conference on
Conference_Location :
Azores
Print_ISBN :
978-1-4244-4825-8
Electronic_ISBN :
978-1-4244-4827-2
DOI :
10.1109/ICTON.2009.5185006
