JNTUK R16 4-1 Electronic Switching Systems Material PDF Download


JNTUK R16 4-1 Electronic Switching Systems Material PDF Download

Students those who are studying JNTUK 4-1 R16 ECE Branch, Can Download Unit wise R16 4-1 Electronic Switching Systems Material/Notes PDFs below.


JNTUK R16 4-1 Electronic Switching Systems Material PDF Download

Course Objectives: This course is designed to:

  • Understand the means of measuring traffic.
  • Understand the implication of the traffic level on system design.


Introduction: Evolution of Telecommunications, Simple Telephone Communication, Basics of Switching System, Manual Switching System, Major Telecommunication Networks. Crossbar Switching: Principles of Common Control, Touch Tone Dial Telephone, Principles of Crossbar Switching, Crossbar Switch Configurations, Cross point Technology, Crossbar Exchange Organization.

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Electronic Space Division Switching: Stored Program Control, Centralized SPC: Stand by mode, Synchronous duplex mode, Distributed SPC, Software Architecture, Application Software, Enhanced Services, Two-Stage Networks, Three-Stage Networks, n- Stage Networks.

Download UNIT-2 Material PDF


Time Division Switching: Basic Time Division Space Switching, Basic Time Division Time Switching, Generalised time division Space switch, Basic Time division time switching: modes of operation, simple problems, Time Multiplexed Space Switching, Time Multiplexed Time division space Switch, Time Multiplexed Time Switching, Combination Switching: Time Space (TS) Switching, Space-time (ST) Switching, Three-Stage Combination Switching, n- Stage Combination Switching.

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Telephone Networks: Subscriber Loop System, Switching Hierarchy and Routing, Transmission Plan, Transmission Systems, Numbering Plan, Charging Plan, Signaling Techniques, In-channel Signaling, Common Channel Signaling, CCITT Signaling System no.6, CCITT Signaling System no.7, Packet Switching: Statistical Multiplexing, Local- Area and Wide- Area Networks, Large-scale Networks, Broadband Networks.

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Switching Networks: Single- Stage Networks, Grading, Link Systems, Grades of service of link systems, Application of Graph Theory to link Systems, Use of Expansion, Call Packing, Rearrange-able Networks, Strict- Sense non-blocking Networks, Sectionalized Switching Networks Telecommunications Traffic: The Unit of Traffic, Congestion, Traffic Measurement, A Mathematical Model, Lost-call Systems, Queuing Systems. Problems

Download UNIT-5 Material PDF


Integrated Services Digital Network: Motivation for ISDN, New Services, Network and Protocol Architecture, Transmission Channels, User- Network Interfaces, Signaling, Numbering and Addressing, Service Characterization, Interworking, ISDN Standards, Expert Systems in ISDN, Broadband ISDN, Voice Data Integration.

Download UNIT-6 Material PDF

Text Books:

  1. Telecommunication Switching Systems and Networks- Thiagarajan Viswanathan, 2000, PHI.
  2. Telecommunications Switching, Traffic and Networks- J. E. Flood, 2006, Pearson Education.

Reference Books:

  1. Digital Telephony- J. Bellamy, 2nd Edition, 2001, John Wiley.
  2. Data Communications and Networks- Achyut S. Godbole, 2004, TMH.
  3. Principles of Communication Ststems- H. Taub & D. Schilling, 2nd Edition, 2003, TMH.
  4. Data Communication & Networking- B. A. Forouzan, 3rd Edition, 2004, TMH.
  5. Telecommunication System Engineering – Roger L. Freeman, 4th Ed., Wiley-Inter Science,John Wiley & Sons, 2004.

Course Outcomes: The student will be able to

  • Evaluate the time and space parameters of a switched signal
  • Establish the digital signal path in time and space, between two terminals
  • Evaluate the inherent facilities within the system to test some of the SLIC, CODEC and digital switch functions.
  • Investigate the traffic capacity of the system.
  • Evaluate methods of collecting traffic data.
  • Evaluate the method of interconnecting two separate digital switches.

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