Title :
Characteristics of planar directional couplers based on rib lightguide structure
Author :
Majewski, Adam ; Sujecki, Slawomir ; Kostrzewa, Carsten ; Petermann, Klaus
Author_Institution :
Inst. of Electron. Fundamentals, Warsaw Univ. of Technol., Poland
Abstract :
The characteristics and electric field distributions of the supermodes of SOI rib waveguide based couplers are presented. The results obtained confirm that even small asymmetry of the coupler has a strong influence on the coupling length and field distribution of the supermodes
Keywords :
eigenvalues and eigenfunctions; finite difference methods; optical couplers; optical directional couplers; optical planar waveguides; rib waveguides; SOI rib waveguide based couplers; coupler asymmetry; coupling length; eigenvalue problem; electric field distribution; planar directional couplers; rib lightguide structure; semivectorial finite difference method; supermodes; wave equation; Directional couplers; Eigenvalues and eigenfunctions; Finite difference methods; Integrated optics; Optical coupling; Optical filters; Optical waveguides; Partial differential equations; Polarization; Propagation constant;
Conference_Titel :
Mathematical Methods in Electromagnetic Theory, 1996., 6th International Conference on
Conference_Location :
Lviv
Print_ISBN :
0-7803-3291-1
DOI :
10.1109/MMET.1996.565649
