Optical demultiplexing/multiplexing device

Details Optical demultiplexing/multiplexing device Optical demultiplexing/multiplexing device

H - Electricity

04

J

H04J 14/02 (2006.01) G02B 6/34 (2006.01)

Patent

CA 2326973

Multiplexor and demultiplexor devices for WDM or DWDM networks are described. The devices use an optical coupler, a plurality of bandpass optical filters, and a plurality of fibre Bragg gratings dispersed amid the bandpass optical filters. Each fibre Bragg grating has a narrow wavelength reflection band about a predetermined wavelength and is disposed next to a bandpass optical filter.

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