Homodyne QPSK Detection for Quantum Key Distribution

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We present a QKD system with fainted pulses using self-homodyne coherent detection in optical fibers at 1543nm. BB84 protocol key is encoded in the optical phase using a twoelectrode Mach-Zehnder modulator, producing a QPSK modulation.
3 pages, 4 figures, COTA/OSA Conference, Whistler, British Columbia, Canada, June 2006 2006

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Quantum Physics

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http://salesiana.dossiersoluciones.com/handle/123456789/119712

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/quant-ph/0611100
 http://arxiv.org/abs/quant-ph/0611100
 COTA/OSA Conference Proceeding 2006

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arXiv