Device and method for optical performance monitoring in an optical communications network
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United States of America Patent
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Jun 10, 2003
Grant Date -
N/A
app pub date -
Nov 28, 2000
filing date -
Jun 2, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An optical performance monitoring device and corresponding diffraction grating are disclosed for utilization within a fiber optic communications network. The diffraction grating includes a substrate and reflective material adjacent the substrate, wherein the diffraction grating is substantially polarization insensitive over a wavelength range of approximately 30 nm.
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