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Impressive progress have been performed on high speed silicon optical modulators for a few years. An overview of recent works will be reported and new results on a lateral pin diode will be presented.
High speed, high responsivity and reliable CMOS compatible photodetectors are key elements for low cost telecommunications systems at 1.55 mum. A 42 GHz germanium on silicon vertical PIN photodetector integrated in SOI waveguide is presented.
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