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A Hitless Tunable Filter Using Optical Multilayer Films for ROADM System

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Abstract

A hitless tunable filters are a key component for ROADM optical communication system, but the one using optical multilayer films has not been realized yet. A novel design for the hitless tunable filter using optical multilayer films has been proposed. In addition, a-Si:H/SiO2 TO-BPFs were fabricated and its basic operation was demonstrated.

© 2007 Optical Society of America

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