By A. Michael Noll
Presents mobile method managers, telecommunications revenues execs, and scholars with nontechnical, easy-to-understand reasons of the main features of brand new telecommunications structures. DLC: cell.
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Extra info for Introduction to telephones and telephone systems
Simultaneous with these technological advances, the whole telecommunication industry continues to undergo dramatic restructuring. It is easy to be swept away with an uncontrolled enthusiasm for the new communication technologies and the many new services that they could make possible. An optical fiber to every home could bring a tremendous variety of television programs on demand. All the world's Page 2 information could be delivered to every home in the form of information frames displayed on the home television set.
The Challenge To this day confusion clouds who really invented the telephone. We all learn early in school that Alexander Graham Bell invented the telephone, but we do not know the name Elisha Gray. Historians now realize that Bell and Gray, working independently, both discovered the telephone, and although Bell obtained the patent, Gray seems to have invented it first. But one thing that is certain is that Bell and his financial backers were first to realize the commercial importance of human speech as a form of communication over distancetelecommunicationand to then develop it.
We should always remember that all of these areas work together as a single system to create a telephone communications network. The systemic aspect of telephone communication is quite apparent in the newest telephone communication servicenamely, mobile cellular telephone service. Here, mobile units work with a multitude of base Page xv stations transmitting two-way radio signals. The operation of the whole system is controlled by a centrally located computer, which also controls access to the conventional public switched telephone network.
Introduction to telephones and telephone systems by A. Michael Noll