Weber, H.G.H.G.WeberFerber, S.S.FerberKroh, M.M.KrohSchmidt-Langhorst, C.C.Schmidt-LanghorstLudwig, R.R.LudwigMarembert, V.V.MarembertBoerner, C.C.BoernerFutami, F.F.FutamiWatanabe, S.S.WatanabeSchubert, C.C.Schubert2022-03-102022-03-102005https://publica.fraunhofer.de/handle/publica/34999310.1049/cp:20050848en621Single channel 1.28 Tbit/s and 2.56 Tbit/s DQPSK transmissionconference paper