Sackey, I.I.SackeySchmidt-Langhorst, C.C.Schmidt-LanghorstEmmerich, R.R.EmmerichElschner, R.R.ElschnerKato, T.T.KatoTanimura, T.T.TanimuraWatanabe, S.S.WatanabeHoshida, T.T.HoshidaSchubert, C.C.Schubert2022-03-142022-03-142018https://publica.fraunhofer.de/handle/publica/40377910.1364/OFC.2018.Th4C.72-s2.0-850500204912-s2.0-85047118424We use a distributed superchannel aggregation scheme to demonstrate ultra-wideband single-photodiode reception based on inherently polarization-aligned Kramers-Kronig carrier generation at the receiver. The impact of polarization rotations is discussed. 400-Gb/s capacity is demonstrated for optimized conditions.en621conference paper