@inproceedings{discovery10106490, volume = {2019}, address = {Dublin, Ireland}, note = {This version is the author accepted manuscript. For information on re-use, please refer to the publisher's terms and conditions.}, booktitle = {45th European Conference on Optical Communication (ECOC 2019)}, month = {June}, number = {CP765}, publisher = {IEEE}, year = {2019}, title = {Modulation format dependent, closed-form formula for estimating nonlinear interference in S+C+L band systems}, journal = {IET Conference Publications}, url = {https://doi.org/10.1049/cp.2019.0892}, author = {Semrau, D and Galdino, L and Sillekens, E and Lavery, D and Killey, RI and Bayvel, P}, abstract = {A closed-form formula for the nonlinear interference estimation of arbitrary modulation formats in ultra-wideband transmission systems is presented. Enabled by the proposed approach, the formula is applied to the entire S+C+L band (20 THz) and validated by numerical simulations with experimentally measured fibre data.} }