ECE – 701 TELEMATICS

Telephone Systems: Elements of Telephone System, Manual telephone exchange, Automatic telephone exchange. Traffic and service grade, Crossbar exchange, Electronics exchange, and transmission of computer data over telephone lines. Digital transmissions of speech over phone lines, two and four-wire connection, Telephone repeaters, Microwave carrier communication systems, cellular phones.

Radio Communication Systems: Transmitters, Receivers, Various types of AM and FM transmitters, Radio telegraph transmitters, Various types of AM and FM communication receivers.

Satellite Communication Systems: Orbits, Station Keeping, Satellite altitude, Transmission path and path loss, Noise consideration, Satellite system, Saturation flux density, Effective Isotropic Radiated power, Multiple access methods, TV via satellite, INSAT satellite system.

Introduction to computer Communications system: Introduction, Types of networks, Design features, Examples, Packet radio and satellites, Network Protocols.

Digital Transmission: Modems, Half duplex and full duplex, modem standards, Machine and modem interface, ISDN: Stages of development, ISDN channels, ISDN specified channel types, Interface structures, Service capabilities, Telephones and personal computers, Video telephones and ISDN shortcomings.

Communication in OFFICE: Local Area Networks: Origin, Network Topology, Network access and termination methods, transmission of data and broad-band network, electronic mail and document communicator: Store and forward electronic mail, Document communication, Image Communication, FAX, Transmission Standards, Enhanced voice and voice service, cellular radio, Two Way communication, Mobile phones, Cellular data transmission, Video Services.

TEXTBOOK:

1. Electronic Communication by D. Roody and J.Coolen, PHI India.

2. Telecommunication and Computers by J. Mortin, PHI India.

3. Telecommunication Principles Circuits and Systems by S. Ramabhadran.

4. Principles of Communications system by H. Taub and D.L. Schilling Mc. Graw Hill,

Kogakusha..

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