Abstract
Coupled-mode theory for parallel waveguides is extended to include systems with multimode guides. The basic set of coupled differential equations is similar to that for single-mode guides, but the matrices are more broadly defined to allow for coupling among all the modes. Cases of anisotropic dielectric waveguides and/or an anisotropic embedding medium are also considered.
Original language | English |
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Pages (from-to) | 742-744 |
Number of pages | 3 |
Journal | Optics Letters |
Volume | 11 |
Issue number | 11 |
DOIs | |
State | Published - Nov 1986 |
Externally published | Yes |