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Understanding Voice Communications: a Technical Introduction™

Training Format: e-Digest
Course Code: TEL210



Description
This set of e-Topics® provides an overview of voice communications, examining the core technologies making voice transmission possible while providing an industry context. The courses explain how voice networks operate, the evolution from analog to digital, and the transition from circuit to packet. Current industry structure, market motivations, and services typically offered are discussed.

Designed for
Telecommunications professionals new to the industry who wish to understand the fundamentals of switching, signaling or transmission. This course will enhance students' ability to explain difficulty concepts and identify and compare competitive technologies.

Expected Outcome
Upon completion of this course, students should be able to:
  • Understand the fundamentals of switching, transmission and signaling
  • Identify the major components of telephony networks
  • Identify and compare competitive technologies


Course Outline
TEL111: Telephony Network Basics
  • Key Components of a Telecommunications Network
  • Numbering Plans
  • Industry Structure
  • Network Services
TEL121: Speech Coding
  • Analog vs. Digital
  • Pulse Code Modulation (PCM)
  • Quantization
  • A-Law and Mu-Law
  • Speech Compression
  • DPCM and Adaptive DPCM
  • Linear Predictive Coders
  • Hybrid Coders
TEL122: Digital Transmission Hierarchies
  • TDM and T1 Carrier
  • Frame Formats
  • North American Digital Hierarchy
  • Line Coding
  • European Digital Hierarchy
  • Timing and Synchronization
  • SONET/SDH
TEL213: Switching
  • Switching System Types
  • Hierarchies and Routing
  • Switching Technologies
TEL214: Network Control
  • Signaling Overview
  • User-to-Network
  • Network-to-Network
  • Private Network




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