Title :
Investigation of SOA nonlinearities on the amplification of high spectral efficiency signals
Author :
Cho, P.S. ; Achiam, Y. ; Levy-Yurista, G. ; Margalit, M. ; Gross, Y. ; Khurgin, J.B.
Author_Institution :
CeLight Inc., Silver Spring, MD, USA
Abstract :
We investigated and compared the effect of SOA nonlinearities on 12.5 Gsymbol/s RZ-OOK, RZ-DQPSK, and polarization-bit-interleaved RZ-DQPSK DWDM channels with 20-GHz spacing. Our results showed that polarization-bit-interleaved RZ-DQPSK is overall most tolerant to SOA nonlinearities.
Keywords :
amplitude shift keying; differential phase shift keying; nonlinear optics; quadrature phase shift keying; semiconductor optical amplifiers; wavelength division multiplexing; DWDM channels; RZ-DQPSK; RZ-OOK; SOA nonlinearities; high spectral efficiency signals; polarization-bit-interleaved RZ-DQPSK;
Conference_Titel :
Optical Fiber Communication Conference, 2004. OFC 2004
Conference_Location :
Los Angeles, CA, USA
Print_ISBN :
1-55752-772-5