Rib Waveguide Design

t

w

dhGT

SiO2 buffer layer

Guide layer

Upper clad layer

Silicon Substrate

D. K. Gautam, Department of Electronics, North Maharashtra University, Jalgaon-425 001 (MS) INDIA

D. K. Gautam, Department of Electronics, North Maharashtra University, Jalgaon-425 001 (MS) INDIA

Guiding Film

Upper Clad

Air

Lower clad

Guiding Film

Upper Clad

Air

Lower clad

Guiding Film

Upper Clad

Air

Lower clad

Clad

Nef1

Guide

Nef2

Clad

Nef1

STEP I

STEP II

Non Guiding region

Guiding region

w

dh

GT

Guide I Guide II

Guide III

Guide IV

Non Guiding region

Effective Index Method Applied to the

Rib Waveguide Structure