GaInAsP/InP zero-gap directional couplers as compact optical WDM filters
| Autor: | C. Cremer, R. Marz, G. Schulte-Roth, Lothar Dipl.-Phys. Stoll, Meinrad Schienle, R. Muller-Nawrath, H.F. Mahlein |
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| Rok vydání: | 1989 |
| Předmět: |
Materials science
Fabrication Optical fiber business.industry Attenuation law.invention Frequency-division multiplexing Gallium arsenide chemistry.chemical_compound Optics chemistry law Wavelength-division multiplexing Power dividers and directional couplers Optoelectronics Electrical and Electronic Engineering Optical filter business |
| Zdroj: | Electronics Letters. 25:1180 |
| ISSN: | 0013-5194 |
| DOI: | 10.1049/el:19890791 |
| Popis: | The fabrication and characterisation of extremely compact WDM zero-gap directional couplers with buried GaInAsP/InP waveguides is reported. A device with a centre length of 178 µm separated two channels at λ1 = 1.3 µm and λ2 = 1.52 µm with a crosstalk attenuation of 30 dB. |
| Databáze: | OpenAIRE |
| Externí odkaz: |
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