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Telephony is any system that enables wired or wireless connectivity for the
purpose of transmitting voice or data. This seminar will review the different
architectures used for telephony networks, will describe the main switching
features and structure, and will cover the protocols used for this propose. This
course is an excellent and essential introduction for further pursuing this
topic as well as the understanding of
Voice over IP seminar.
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- Introduction
- Short History Overview
- Telephone
- Exchanges
- Lines
- Principles of Telephone Communications
- Microphone & Receiver
- Dial Telephone (DP = Dial Pulse)
- Subscriber Line Signalling
- Push Telephone (DTMF = Dual Tone Multi Frequency)
- Tones in Israel
- Public Telephone
- Telecard
- Telephone & Public Switch Connections
- Private Automatic Branch Exchange (PABX) & Key System
- CENTREX
- Public Networks
- General
- Developments
- Public Exchange Interfaces
- Wireless Networks
- Hierarchy of Networks
- Long Distance Connections
- Connections Capacities (Speech & Data)
- Speech Digital Maintenance
- Digital & Analog Signals
- Frequency Range of Average Voice
- Analog to PCM Conversion Steps
- Pulse Amplitud Modulation, Quantization, & Coding (Linear & Non-Linear)
- Coding A Law & m Law
- Digital Multiplexing Principle
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- E1/T1
- Frame & Multiframe Configuration
- PCM-30 Line Signalling
- Alarms Checking & Messaging
- Timing
- Advantages
- Implementations
- Public Exchanges
- Principles & Interfaces
- Features
- Signalling Between Telephone Exchanges
- Call Establishment in Public Exchanges
- Subscribers Features in Public Exchanges
- Regular Features
- CLASS Features
- Introduction to ISDN
- Conclusion
- Glossary
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- R & D and Marketing staff from companies supplying telecom equipment.
- Marketing and maintenance staff from service providers
- Communications and plant managers of companies using telecom equipment and
services.
- Communications consultants.
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