Title :
Simple way to understand the behaviour of an optical y junction
Author_Institution :
UniversitÃ\xa0 di Padova, Istituto di Elettrotecnica e di Elettronica, Padova, Italy
Abstract :
The behaviour of an optical y-junction can be described qualitatively in terms of elementary aperture-antenna theory. It is then straightforward to understand why an odd-symmetry field is radiated into the substrate and an even-symmetry field cannot be transmitted without any loss.
Keywords :
integrated optics; optical couplers; optical waveguide theory; elementary aperture-antenna theory; even-symmetry field; integrated optics; odd-symmetry field; optical Y-junctions; optical waveguide couplers; optical waveguide theory; power dividers;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19840237
