Course Code: ELIC 251
Academic Year: 2022-2023
Students will see an introduction to the operation of the basic telephone handset, the local subscriber loop and the direct and long distance dialing networks in the Public Switched Telephone Network (PSTN). The course will also look at the characteristics of all types of landline links and the various special features of the landline telephone system. The middle portion of the course concentrates on computer-computer communications across the landline phone system, hardwired interfaces, asynchronous modems and synchronous modems. In the last part of the course, the focus shifts to the cellular telephony system, including the various cellular standards and systems, the concepts of cell site operation and the cell site equipment. The cell concepts of frequency reuse, the Mobile Telephone Switching Office and cellular antennas that support the small adjacent coverage areas of the cellular network are looked at in detail.