I) INTRODUCTION:
Basic Concepts of analog and digital signals, data transmission concepts, Analog and
digital transmission, transmission impairments.
II) TRANSMISSION MEDIA:
Guided and Un-guided media, Performance, Shannon Capacity, Media
Computerisation.
III) ENCODING AND MODULATING:
Digital –to-Digital conversion, Analog and digital conversion, Digital to Analog
conversion , Analog to Analog conversion.
IV) DIGITAL DATA COMMUNICATION:
Digital data transmission , DTE-DCE Interface, EIA-449,EIA-530,X.21, Modems,
Cable Modems.
V) MULTIPLEXING AND SWITCHING:
FDM, WDM,TD, Multiplexing application- telephone systems, DSL, Par Circuit
switching , Packet Switching & Message switching virtual circuits.
VI) SPREAD SPECTRUM:
Concept ,Frequency hoping spread spectrum ,direct sequence spread spectrum, codedivision
Multiple Access.
VII) ERROR DETECTION AND CORRECTION :
Types of Errors ,Detection ,VRC,LRC,CRC, Checksum, Error Correction.
VIII) PROTOCOL ARCHITECTURE:
Protocols, Standards,………..OSI,TCP/IP Protocol Architecture.