A CD and OSNR-insensitive DGD monitoring technique for high-speed data using a low-speed detector
R Vilar, N Nadarajah, A Nirmalathas, R Llorente, F Ramos
Advanced Photonics & Renewable Energy | Published : 2010
A DGD monitoring technique using a low-speed detector for 40Gb/s-RZ data is experimentally demonstrated. RF power increment of 18dB, which is insensitive to CD and OSNR, is measured in the DGD range from 0 to 25ps. © 2010 Optical Society of America.