1. A design of multiplexers for optical wavelength-division multiplexing transmission via a single fibre;Nosu,1979
2. Wavelength-division-multiplexing transmission technology;Ishio,1979
3. Wavelength-division multiplex transmission over multimode optical fibres: Comparison of multiplexing princples;Winzer;Siemens Forsch - u Entw - Ber,1980
4. Improved optical tapping elements for graded-index optical fibres;Reichelt;Siemens Forsch - u Entw - Ber,1979
5. Interference-filter all-fibre directional coupler for wdm;Mahlein;Electron Lett,1980