Integrated Optics - Applied Optics Fundamentals and Device Applications - page 221

8

7

N D = 2 × 10 17 cm -3

6

5

4

N D = 5 × 10 17 cm -3

N D = 8 × 10 17 cm -3

3

N D = 11 × 10 17 cm -3

2

N D = 2 × 10 17 cm -3

1

N D = 11 × 10 17 cm -3

0

1 1.5 2 2.5 3

Aspect ratio

FIGURE 5.11
λ 0 = 3.4 μm—Maximum range of thickness for guiding only the E E

x

1 ⋅ modes.

y

11

5.5 KeyConsiderationsintheSpecifications
ofanOpticalCircuit
5.5.1 Introduction

A number of key interrelated issues need to be addressed in order to prop-
erly specify an integrated optical circuit. These considerations include oper-
ational wavelength, optical throughput losses, material growth, electronic