Polarization monitoring in polarization division...

Optical communications – Multiplex – Polarization

Reexamination Certificate

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C398S152000, C398S184000

Reexamination Certificate

active

08032025

ABSTRACT:
Systems and techniques for optical communications based on polarization division multiplexing are described.

REFERENCES:
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patent: 2008/0138070 (2008-06-01), Yan et al.
Yao, X.S., et al, “All-optic scheme for automatic polarization division demultiplexing,” Optics Express, 15 (12):7407-7414, Jun. 2007.
International Search Report and Written Opinion dated May 28, 2010 for International Application No. PCT/US2009/061729, filed Oct. 22, 2009 (7 pages).

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