Affiliation: | (1) Lucent Technologies, Bell Laboratories, Larenseweg 50, 1200BD Hilversum, The Netherlands;(2) COBRA Institute, Eindhoven University of Technology, Den Dolech 2, 5600MB Eindhoven, The Netherlands;(3) Photonics Communication Research Laboratory, National Technical University of Athens, 9 Iroon Polytechniou str., Zografou Campus, GR15773, Greece |