Laser Modulation

Abstract

In this chapter, the use of lasers for direct modulation transmission at high speeds is discussed. The laser properties that limit the high-speed transmission and the ultimate transmission speed achievable are analyzed.

He said to his friend, “If the British march

By land or sea from the town to-night,

Hang a lantern aloft in the belfry arch

Of the North Church tower as a signal light,

One if by land, and two if by sea;

And I on the opposite shore will be

—Henry Wadsworth Longfellow, Paul Revere’s Ride