H - Electricity – 04 – J
Patent
H - Electricity
04
J
H04J 14/02 (2006.01) G02B 6/34 (2006.01)
Patent
CA 2379295
An optical demultiplexer has a coarse filter 41, 43, 45 and a plurality of arrayed waveguide gratings (AWGs) 49 connected to respective outputs of the coarse filter 41,43,45. The AWGs are of like design with a plurality of configurations and are arranged to have a configuration corresponding to the frequency range output on the respective output. The device can be used in WDM systems.
Collar Andrew J.
Day Stephen
Whiteaway James E.
Nortel Networks Limited
Smart & Biggar
LandOfFree
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