Macroscopic DPS-QKD using an optically preamplified receiver

Tatsuya Kukita; Tatsuya Kukita; Hiroshi Takada; Hiroshi Takada; Kyo Inoue; Kyo Inoue; Kyo Inoue

doi:10.1364/QELS.2010.QThI3

Conference on Lasers and Electro-Optics 2010
OSA Technical Digest (CD) (Optica Publishing Group, 2010),
paper QThI3
•https://doi.org/10.1364/QELS.2010.QThI3

Macroscopic DPS-QKD using an optically preamplified receiver

Tatsuya Kukita, Hiroshi Takada, and Kyo Inoue

Quantum Electronics and Laser Science Conference 2010

San Jose, California United States
16–21 May 2010
ISBN: 978-1-55752-889-6

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Quantum Communication (QThI)

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T. Kukita, H. Takada, and K. Inoue, "Macroscopic DPS-QKD using an optically preamplified receiver," in Conference on Lasers and Electro-Optics 2010, OSA Technical Digest (CD) (Optica Publishing Group, 2010), paper QThI3.

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Abstract

A quantum key distribution scheme using macroscopic coherent light with phases of ± δ and optically pre-amplified direct differential detection is described. The scheme is favorable for practical implementation and wavelength multiplex with conventional optical signals.

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