Optimized laser launch conditions in 10Gb/s links using next generation multimode fibers
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In this paper we present the dependence of the ISI penalty on various transmitters and fiber parameters characterizing 10 Gb/s Ethernet links at 850 nm with 300 m long next-generation multimode fiber. Statistical optimization of the launch conditions results in optimal values for the laser encircles flux (13-17 /spl mu/m) and lateral offset of the source (10-18 /spl mu/m). The analysis of the ISI correlation coefficients showed that the axial offset has detrimental effects on the performance of the link and it should be less than 60 /spl mu/m.
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