Generation of 173-Gbits/s single-polarization QPSK signals by all-optical format conversion using a photonic integrated device

20 September 2009

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We report a photonic integrated device for generation of high spectral-efficiency modulation formats at 86.4 Gbaud/s. We demonstrate generation of 173 Gbits/s QPSK signals and 86.4 Gbits/s Binary-PSK signals.