Tunable optical waveguide directional coupler filter
- 15 July 1978
- journal article
- research article
- Published by AIP Publishing in Applied Physics Letters
- Vol. 33 (2), 161-163
- https://doi.org/10.1063/1.90292
Abstract
An integrated optical filter composed of coupled nonidentical strip waveguides in LiNbO3 is demonstrated. The device has a 200‐Å bandwidth, is tunable over several hundred angstroms, and offers electrical control of the crossover efficiency.Keywords
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