Title :
Condensed formula for coupling coefficients between parallel dielectric waveguides
Author_Institution :
Centre National d´Etudes des Télécommunications, Lannion, France
Abstract :
A simple, condensed formulation for coupling coefficients between parallel dielectric waveguides is derived from a straightforward variational technique. Formulas are given for weak or strong guidance.
Keywords :
dielectric waveguides; waveguide couplers; waveguide theory; condensed formulation for coupling coefficients; parallel dielectric waveguides; strong guidance; variational technique; weak guidance;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19870247
