J. C. Geyer, Chris Doerr, M. Aydinlik, N. Nadarajah, A. Caballero, C. Rasmussen, B. Mikkelsen. Practical implementation of higher order modulation beyond 16-QAM. In Optical Fiber Communications Conference and Exhibition, OFC 2015, Los Angeles, CA, USA, March 22-26, 2015. pages 1-3, IEEE, 2015. [doi]
Abstract is missing.