@conference {deBoer05demonstratorMGDM, title = {A first demonstrator for a {M}ode {G}roup {D}iversity {M}ultiplexing communication system}, booktitle = {Proc. IEE Seminar on Opt. Fibre Comm. and Electron. Signal Proc. (London, UK)}, year = {2005}, pages = {16/1{\textendash}16/5}, author = {Marcel de Boer and Christos P. Tsekrekos and Martinez, Alfonso and Helmi Kurniawan and A. M. J. Koonen and Jan Bergmans and H. v. d. Boom and Frans M. J. Willems} }