Integrated optical service channel and quantum key...

Optical communications – Multiplex – Wavelength division or frequency division

Reexamination Certificate

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Details

C398S059000, C398S083000, C398S151000, C398S030000, C398S089000, C380S256000, C380S278000

Reexamination Certificate

active

07809268

ABSTRACT:
A method for integrating an Optical Service Channel (OSC) with a Quantum Key Distribution (QKD) channel across a DWDM network having a single mode optical fiber is provided. An optical signal is received. An OSC is coupled with the optical signal. A QKD channel is integrated with the OSC on the single mode optical fiber.

REFERENCES:
patent: 7437081 (2008-10-01), Mitchell et al.
patent: 2003/0002674 (2003-01-01), Nambu et al.
patent: 2005/0180575 (2005-08-01), Maeda et al.
patent: 2006/0045527 (2006-03-01), Maeda et al.
patent: 2006/0093376 (2006-05-01), Mitchell et al.
patent: 2007/0065155 (2007-03-01), Luo et al.
patent: 2007/0076884 (2007-04-01), Wellbrock et al.
patent: 2007/0110241 (2007-05-01), Trifonov et al.

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