Title :
PMD and OSNR insensitive 40-Gb/s OOK/DPSK chromatic dispersion monitoring using a delay-line interferometer and a <10-GHz photodetector
Author :
Yang, J.-Y. ; Chitgarha, M.R. ; Zhang, L. ; Willner, A.E.
Author_Institution :
Dept. of Electr. Eng., Univ. of Southern California, Los Angeles, CA, USA
Abstract :
We experimentally demonstrate a chromatic dispersion monitoring technique utilizing a delay-line interferometer and a <;10-GHz photodetector for 40-Gb/s OOK/DPSK. Spectral shift of RF dip changing with up to 560-ps/nm-CD is measured insensitive to 23-ps-DGD and <;15-dB-OSNR.
Keywords :
amplitude shift keying; differential phase shift keying; light interferometers; optical communication equipment; optical fibre dispersion; optical fibre networks; optical fibre polarisation; photodetectors; DPSK; OOK; bit rate 40 Gbit/s; chromatic dispersion monitoring; delay line interferometer; photodetector; polarization mode dispersion; spectral shift; Chromatic dispersion; Delay; Differential quadrature phase shift keying; Monitoring; Optical filters; Optical interferometry; Optical noise; Photodetectors; Radio frequency; Signal to noise ratio;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
