Title :
Demonstration of grating demultiplexer in GaAs/AlGaAs suitable for integration
Author :
Fallahi, Mahmoud ; McGreer, K.A. ; Delage, A. ; Normandin, R. ; Templeton, I.M. ; Barber, Ramon ; Chatenoud, F. ; Champion, G.
Author_Institution :
Nat. Res. Council of Canada, Ottawa, Ont., Canada
Abstract :
Based on Rowland circle construction, a grating spectrometer integrated with 90 degrees curved output waveguides was designed and fabricated in a GaAs/AlGaAs waveguide structure. By incorporating curved waveguides, a larger separation between output facets was obtained.
Keywords :
III-V semiconductors; aluminium compounds; demultiplexing equipment; diffraction gratings; gallium arsenide; integrated optics; optical communication equipment; optical waveguides; GaAs-AlGaAs waveguide structure; Rowland circle construction; curved output waveguides; echelle grating; grating demultiplexer; grating spectrometer; integration; output facet separation;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19921424
