<<©2002 Samsoft Technologies>>
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Introduction Concepts
& terminology. Transmission
media Transmission
impairments. Voice
digitisation PCM ,
speech redundancies & vocoders. Digital
Data Communication Techniques Synchronous
transmissions, error detection techniques, interfacing. Data
Link Control Line
configuration, flow control, error control, data link protocols. Multiplexing
: Frequency division multiplexing, synchronous TDM, statistical TDM. Digital
switching : Space division switching, time division switching & two
dimensional switching. Communication
Networks : Circuit switching, Digital PBX, control signalling, Packet switching: principles, virtual circuits & datagram routing, traffic control, X.25. |
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<<©2002 Samsoft Technologies>>
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