Arranging the Pieces

摘要

As the volume, size and impor-tance of Internet traffic increases, most highly connected people are finding cable modems, ISDN or DSL to be the minimum acceptable way to access e-mail, favorite Web sites and other services. However, all of these systems are based on wired communications. Broadband wireless is aiming to provide an alternative to wired high-speed Internet for stationary users by attempting to merge concepts and technology from microwave communications systems with those from cellular and PCS.