Title :
Nonlinear tolerance of differential phase shift keying modulated signals reduced by XPM
Author :
Spinnler, B. ; Hecker-Denschlag, N. ; Calabrò, S. ; Here, M. ; Weiske, C.-J. ; Schmidt, E.-D. ; van den Borne, D. ; Khoe, G.-D. ; de Waardt, H. ; Griffin, Robert ; Wadsworth, S.
Author_Institution :
Corp. Technol., Siemens AG, Germany
Abstract :
We show that in order to maintain the high nonlinear tolerance of the DQPSK modulation format, XPM from neighboring OOK-modulated channels must be avoided. The negative impact on 10 Gb/s DQPSK channels is higher than at 20 Gb/s.
Keywords :
amplitude shift keying; differential phase shift keying; optical communication; optical modulation; phase modulation; 10 Gbit/s; DQPSK channels; DQPSK modulation format; OOK-modulated channels; XPM; differential phase shift keying; modulated signals; nonlinear tolerance;
Conference_Titel :
Optical Fiber Communication Conference, 2004. OFC 2004
Conference_Location :
Los Angeles, CA, USA
Print_ISBN :
1-55752-772-5
