Chapter 20. Wireless Technologies

Objectives

  • Introduce wireless concepts and terminology.

  • Discuss Non-Line-of-Sight (NLOS) wireless.

  • Introduce the elements of a total wireless solution.

  • Introduce wireless local-area networks (WLANs).

  • Discuss the benefits of using wireless technologies for communication.

Wireless technologies have existed in one form or another since the end of the 1800s. The methods used in transmissions, starting with arc transmitters and going up to the most sophisticated wireless communications systems, all have one main purpose. They are designed and built to transmit information through free space using electromagnetic waves. Many diverse methods are used to accomplish this, but they all share and are limited by the same laws of ...

Get Internetworking Technologies Handbook, Fourth Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.