8 × 120 Gb/s transmission over a cascade of two spans with a total loss in excess of 120 dB. - Do-il Chang; Pallavi Patki; Sergey Burtsev; Wayne Pelouch (OFC/NFOEC, 2013)

8 × 120 Gb/s transmission over 80.8 dB / 480.4 km unrepeatered span. - Do-il Chang; Pallavi Patki; Sergey Burtsev; Wayne Pelouch (OFC/NFOEC, 2013)