Telecommunications Transmission and Switching

Course Code: CSE 453

Credit Hour: 3

Course Group: Optional Courses

Tele-traffic Theory: Statistical characterization of telecommunications traffic. The Erlang C formula and its applications. Circuit efficiency, grade of service and measurement of congested circuits. Dimensioning of telephone circuits and switches.

Switching: Evolution of circuit switching systems. Space switching, time switching, and stored program control (SPC) switching. Blocking and non-blocking switches. Packet switching with comparison to circuit switching.

Signaling: Evolution of signaling systems. The CCITT no. 7 signaling system

Transmission: Multiplexing hierarchies – PCM and time division multiplexing, SONET, SDH and WDM techniques and networks.

Data Transmission: Transmission in LANS. Transmission in WANS – X.25, Frame Relay. Asynchronous Transfer Mode (ATM). Congestion control in data transmission

Convergence of Technologies: Voice and video over packet switching networks. Integrated networks. Applications in multimedia communications

Text Book:

1. Billamy, John, “Digital Telephony” Willey Series in Telecommunications

Reference Book:

1. Hersent, Olivier, Gude, David and Petit, Jean-Pierre, “IP Telephony” Addison Wesley