Channelized dispersion compensation module
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United States of America Patent
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Jul 10, 2012
Grant Date -
Apr 1, 2010
app pub date -
Feb 15, 2008
filing date -
Feb 20, 2007
priority date (Note) -
Expired
status (Latency Note)
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Abstract
There is disclosed an optical device for dispersion compensation of channels within a predetermined wavelength band, comprising: a waveguiding structure; and a grating structure formed in said waveguiding structure; characterized in that said grating structure has a Bragg frequency profile that is divided into contiguous periods, wherein the Bragg frequencies within each period vary between a lower Bragg frequency and an upper Bragg frequency, said lower and upper Bragg frequencies for each period both corresponding to wavelengths outside of said predetermined wavelength band.
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