Communications Technology. Department. Major. Electronic Technology. Communications Technology COM 341. Major Code

Transcription

1 Department Course Title Prerequisite Basic Telephony and Switching Principles Digital Communications Code Course Description : This course presents the basics of telephone set, telephone networks, telephone exchanges, telephone traffic and synchronous digital hierarchy (SDH)system. Moreover, the course describes the types of relays and signaling systems in the telephone networks COM 41 Semester Credit hr/w Contact hr/w Contact hr/sem. General Goal : The student can explain and discuss the basics of telephone network.. Also the student can deal with the telephone network components such as telephone set and telephone exchange. L W T L W T Behavioral Objectives : At the end of the course the student will be able to : Discuss the types of relays. Explain the telephony diagrams. State the types of exchanges. Explain the fundamental blocks of an exchange. Differentiate between the space switching and time switching. Describe the telephone set ( function and components). Identify the subscriber line networks. Describe the types and structure and fundamentals of the telephone networks. Explain the numbering plan in the telephone networks. Discuss the charging plan in the telephone systems. Describe the types and properties of the signaling systems. Explain the digital signaling network. Explain the telephone traffic and telephone density. Describe the variations in the telephone traffic and determine the busy hour. Describe the basic frame of the plesychronous digital hierarchy (PDH) system. Describe the basic frame of the synchronous digital hierarchy (SDH) system. State the advantages of the SDH system. L = Lecture Hours, W = Workshop/Laboratory Hours, T = Tutorial Hours

2 Topics (Theory & Practice) Telephone relays and diagrams. Telephone exchange fundamentals. The telephone set and subscriber line network. The telephone network structure. The fundamental plans. Signaling systems. Telephone traffic. Synchronous digital hierarchy (SDH) system.. Textbook: 1- Roger L. Freeman, Telecommunication System Engineering, John willy and Sons Inc, Basic telephony, Nida Lab. Manual Text. Additional Reading: Bigelow, Understanding Telephone Electronics, 6 th printing. SAMS, 1994 References: Hills, MT. Telecommunications switching principles. The MIT, 198 John. Bellamy. Digital telephony. John Willy, 1991.

3 Detailed Curriculum (Theory) Hrs Contents 1-Telephone relays and diagrams. Types of relays in telephony. Types of contacts. Types of diagrams in telephony. -Telephone exchange fundamentals. Types of exchanges. The fundamental blocks in an exchange, The function of local exchange. The function of other types of exchanges. Digital switching techniques: Space switch -Time switch - Space, Time, Space (STS) switch Time, Space, Time ( TST ) switch. -The telephone set and subscriber line network. The main function of telephone set. The main elements of the telephone set (dial and push button) The subscriber line network. 4-The telephone network structure. Types of networks and network structures. Network hierarchy and routing strategy. National digital networks and synchronization. 5-The fundamental plans. International organization for telecommunications. Numbering plan(local, national and international) Charging plan. Other fundamental plans. 6-Signaling systems. The main properties of the signal. The different of types of signaling. Digital signaling network. 7-Telephone traffic. Telephone traffic parameters. Variations in telephone traffic. 8-Synchronous digital hierarchy (SDH) system. PDH systems ( American and European) SDH frame SDH hierarchy, definitions and functions. Advantages of SDH system Behavioral Objectives Discuss the types of relays. Explain the telephony diagrams. State the types of exchanges. Explain the fundamental blocks of an exchange. Differentiate between the space switching and time switching. Describe the telephone set (function and components). Identify the subscriber line networks. Describe the types and structure and fundamentals of the telephone networks. Explain the numbering plan in the telephone networks. Discuss the charging plan in the telephone systems. Describe the types and properties of the signaling systems. Explain the digital signaling network. Explain the telephone traffic parameters. Describe the variations in the telephone traffic and determine the busy hour. Illustrate the basic frame of the plesychronous digital hierarchy (PDH) system. illustrate the basic frame of the ynchronous digital hierarchy (SDH) system.

4 State the advantages of the SDH system.

5 Detailed Curriculum (Practice) Hrs Contents Behavioral Objectives Single step operation with the training panels : subscriber-matching unit. multiplexer/ demultiplexer. switching network. Single operation with the control unit. Single operation with the PC. Operation with the complete integrated system: Complete integrated operation with standard assembly: a) Connection with standard assembly. b) Special operating states. Complete integrated operation with maximum assembly : a) Connection with standard assembly. b) Special operating states. Explain the basic fundamentals of the switching networks. Performing the main processes of the telephone set and exchange. Identify the standard assembly. Performing the connections for standard and maximum assembly.