8 Tb/s (80 × 107 Gb/s) DWDM NRZ-VSB transmission over 510 km NZDSF with 1 bit/s/Hz spectral efficiency. - Karsten Schuh; Eugen Lach; Bernhard Junginger; Gustav Veith; Jeremie Renaudier; Gabriel Charlet; Patrice Tran (Bell Labs Tech. J., 2009)

1-Tbit/s dual-carrier DP 64QAM transmission at 64Gbaud with 40% overhead soft-FEC over 320km SSMF. - Fred Buchali; Karsten Schuh; Laurent Schmalen; Wilfried Idler; Eugen Lach; Andreas Leven (OFC/NFOEC, 2013)

Spectral pre-distortion with FPGA and DAC at 448-Gb/s DP-16QAM improving nonlinear threshold power. - Wilfried Idler; Fred Buchali; Karsten Schuh; Detlef Roesener; Eugen Lach; Andreas Leven (OFC/NFOEC, 2013)