Title :
8-channel optical demultiplexer realized as SiO/sub 2//Si flat-field spectrograph
Author :
Clemens, P.C. ; Heise, G. ; März, R. ; Michel, H. ; Reichelt, A. ; Schneider, H.W.
Author_Institution :
Res. Labs., Siemens AG, Munich, Germany
Abstract :
The operation of a flat-field spectrograph in silica on silicon (SiO/sub 2//Si) for 2-nm channel spacing is demonstrated. Crosstalk attenuations of >20 dB and significantly reduced fiber-to-fiber insertion losses of 5 dB could be obtained.<>
Keywords :
crosstalk; diffraction gratings; integrated optics; multiplexing equipment; optical communication equipment; optical losses; silicon; silicon compounds; spectrometers; wavelength division multiplexing; 5 dB; 8-channel optical demultiplexer; SiO/sub 2/-Si; SiO/sub 2//Si flat-field spectrograph; channel spacing; crosstalk attenuations; fiber-to-fiber insertion losses; Arrayed waveguide gratings; Channel spacing; Diffraction gratings; Insertion loss; Optical attenuators; Optical crosstalk; Optical fiber devices; Optical filters; Phased arrays; Wavelength division multiplexing;
Journal_Title :
Photonics Technology Letters, IEEE
