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Second term-part 1
Second term-part 1
Second term-part 1
Second term-part 1
Second term-part 1
Second term-part 1
Second term-part 1
Second term-part 1
Second term-part 1
Second term-part 1
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Second term-part 1

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To Manuel! :) …

To Manuel! :)
/M&M

Published in: Education, Business, Technology
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Transcript

  • 1. Telecommunications System Components
  • 2. Types of signals: Analog and Digital • Analog: – Continious waveforms – Passes through communications medium – Used for video, audi and voice communications • Digital: Discrete waveforms Transmits data coded into two discrete states as 1-bits or 0-bits Used för data communications
  • 3. Methods of conversation• Analog to digital
  • 4. Functions of a modem• Translates computers digital signal into analog and vice versa
  • 5. Communications Channels• Wired transmission• Wireless transmission
  • 6. Communications Processers and Software• Front-end processor• Concentrator• Controller• Multiplexer
  • 7. Network topologies• Star network• Bus network• Ring network
  • 8. Local Area Networks (LAN´s) &Wide Area Networks (WAN´s)
  • 9. Network services and Broadband Technologies• Value-added networks (VAN´s)• Other network services
  • 10. Electronic Commerce & Electronic Business Technologies• Electronic mail and groupware = E-mails and Groupware• Voice mail and fax• Teleconferencing• Dataconferencing• Videoconferencing• Digital information services, distance learning and E-learing• EDI = Electronic data Interchange •

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