Title :
Reduction of nonlinear inter-channel crosstalk penalty for DQPSK signal in carrier phase locked WDM
Author :
Inuzuka, Fumikazau ; Yonenaga, Kazushige ; Yamamoto, Shuto ; Yamazaki, Etsushi ; Takada, Atsushi
Author_Institution :
Network Innovation Labs., NTT Corp., Yokosuka, Japan
Abstract :
This paper shows reduction of nonlinear inter-channel crosstalk penalty for DQPSK signal in carrier phase locked WDM. Experimental results show that carrier phase locking successfully suppresses the OSNR penalty caused by four-wave-mixing crosstalk.
Keywords :
differential phase shift keying; multiwave mixing; optical crosstalk; optical modulation; quadrature phase shift keying; wavelength division multiplexing; DQPSK signal; OSNR penalty; carrier phase locked WDM; four-wave-mixing crosstalk; inter-channel FWM crosstalk; nonlinear inter-channel crosstalk penalty; optical modulator; wavelength division multiplexing; Fiber nonlinear optics; Nonlinear optics; OFDM; Optical crosstalk; Optical distortion; Optical fiber polarization; Optical modulation; Optical receivers; Optical transmitters; Wavelength division multiplexing;
Conference_Titel :
Optical Communication, 2009. ECOC '09. 35th European Conference on
Conference_Location :
Vienna
Print_ISBN :
978-1-4244-5096-1
