Optical Couplers in Multimode MIMO Transmission Systems - Measurement Results and Performance Analysis Topics: Optical Fiber Technologies; Optical Modulation and Signal Processing In Proceedings of the 4th International Conference on Data Communication Networking, 10th International Conference on e-Business and 4th International Conference on Optical Communication Systems - Volume 1: OPTICS, 398-403, 2013 , Reykjavík, Iceland