From 40 to 80 10 Gbit/s DWDM transmission for ultra long-haul terrestrial transmission above 3000 km
17 March 2001
We report transmission results of 40 to 80 channels at 10 Gbit/s over a terrestrial SMF fiber map with above 80 km spans. From 3000 to 4000 km can be reached while leaving about a 4 dB system margin.