In order to maintain the reach of a typica l100G WAN transport system(~1500km),several system improvements have to be made to recover the lost SNR,including the use of low-loss low-nonlinearity (),Raman amplification,and stronger error correction.
In order to maintain the reach of a typica l100G WAN transport system(~1500km),several system improvements have to be made to recover the lost(),including the use of low-loss low-nonlinearity optical fiber,Raman amplification,and stronger error correction.