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VCSEL-based Coherent Detection of 10-Gbit/s QPSK Signals Using Digital Phase Noise Cancellation for Future Optical Access Systems

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We propose a VCSEL-based QPSK coherent system to be implemented for future access systems, using digital phase noise cancellation to achieve a coherent detection of 10-Gbit/s QPSK signals with a laser linewidth of 300 MHz.

© 2010 IEEE Communications Society, IEEE Photonics Society, OSA, Telcordia

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