COURSE DESCRIPTION Signal Theory (EEL711/3-0-0) Representation of deterministic signals: Orthogonal representation of signals. Dimensionality of signal spaces. Construction of orthogonal basis functions. Time-bandwidth relationship: RMS duration and bandwidth, uncertainty relations. Random Processes: Definition and classification, stochastic integrals, Fourier transforms of random processes, stationary and non-stationary processes, correlation functions. Ergodicity, power spectral density, transformations of random processes by linear systems. Representation of random processes (via sampling, K-L expansion and narrow band representations), special random processes (white Gaussian noise, Wiener-Levy processes, shot-noise processes, Markov processes). Optimum Filtering : Matched filters for deterministic signals in white and coloured Gaussian noise. Wiener filters for random signals in white and coloured Gaussian noise. Discrete and continuous time filters. Digital Communications (EEL762/3-0-0) Elements of information theory. Source coding theorem, Huffman coding, channel coding theorem, channel capacity theorem. Sampling process : Baseband and bandpass sampling theorems, reconstruction from samples. Practical aspects of sampling and signal recovery. TDM. Waveform coding. Techniques : PCM. Channel noise and error probability. DPCM and DM. Coding speech at low bit rates. Prediction and adaptive filters. Baseband shaping for data transmission. PAM signals and their power spectra. Nyquist criterion. ISI and eye pattern. Equalization. Digital modulation techniques : Binary and Mary modulation techniques. Coherent and non-coherent detection. Bit vs. symbol error probability and bandwidth efficiency. Error control coding: Rationale for coding. Linear block codes, cyclic codes and convolutional codes. Viterbi decoding algorithm and trellis codes. Spread-spectrum modulation : Pseudonoise sequences. Direct-sequence and frequency-Hop spread spectrum, Signal-space dimensionality and processing gain. Data networks : Communication networks. Circuit switching. Store-and-forward switching. Layered architecture. Packet networks and multiple-access communication. Telecommunication Systems (EEL767/3-0-0) Fundamentals of singals, signal transmission and media, modulation techniques, equalization, amplification, crosstalk, attenuation, switching principles, telephony, signaling, transmission systems-DSL, optical radio. Telecommunication Software Laboratory (EEP773/0-1-4) CASE tools, object-oriented program development, use of Telecommunication network simulator, implementation using C/C++/Java, network management software design, V.5 test and simulation. Wireless Communication Laboratory (EEP776/0-1-4) Characterization of fading effects, Delay Spread Measurement, Fading Countermeasures using Antenna diversity and Frequency diversity, Demonstration of Handover, Transmission of Text over RS-232 Wireless Communication Link, Antenna Half Power Beamwidth measurements, VSWR and Impedance measurement of Antennas, Polarization of Antennas, Cross Polar Discrimination and Polarization Diversity, Basic MIMO systems. Telecommunications System Management (SML723/3-0-0) Telecom Technology Systems Evolution: Recent Developments in Telecom Industry, Regulation & Liberalization policy. Technomanagerial aspects of telecommunication, role of the telecommunication managers in a dynamic environment. The business of telecommunication; telecommunication as a facilitating infrastructure for economic development of the country, technical survey of the ways and means that voice, data and video traffic are moved long distances, data network, the telephone system. Module II : Issues of the monopolization and deregulation of telecom, national telecom policy, various institutions/ organizations like telecom regulatory authority etc; conveyance. Telecom service costing, economic evaluation of telecom projects, telecom project financing. Telecommunication Technologies (EEL818/3-0-0) Data Networks, ISDN, SS7, Access- WILL/RILL, DECT, FITL, WAN-Frame Relay, ATM, Telecommunication Management network (TMN), Teletraffic Theory and Network analysis, Network planning and design. Telecommunication Networks Laboratory – I (EEP775/0-1-4) Use of laboratory and Telecommunication field test instruments such as : oscilloscopes, oscillators, RMS meters, transmission impairment measuring systems, return loss meters, etc. Enables students to study voice and data switching functions and to measure transmission and traffic characteristics on models of the major business communication systems and carrier transmission facilities (controlled LAN environments, Ethernet, E1, T1/T3, Frame Relay lines). Experimental procedures include the use of frequency and time division multiplex systems and the modulation techniques employed by in such systems and the observation of noise and distortion effects. Computer Networks (EEL703/3-0-0) Review of data communication techniques. Data transmission, line coding, error control coding. Data switching, circuit switching, message and packet switching. Network model ISO-OSI model, primitives and services. Elements of queuing. Data link control Simplex, pipelined and sliding window protocols, simplex performance analysis. X 25 data link layer. Random access techniques. Pure, slotted and finite population ALOHAs. Stability in ALHOAs. Routing and congestion control static, adaptive, centralized and distributed routing procedures, congestion control. Local Area Networks LAN topologies and protocols, IEEE 802.x protocols, implementation and performance issues. High speed LANs. Transport layer. Quality of service transport classes. Design issues, buffer management, synchronization. Session and presentation layer synchronization issues, formatting, data compression, data security. Multi Media Systems (EEL707/3-0-2) Multimedia streams, multimedia signal conditioning, compression standards, storage mechanisms, multimedia databases, multimedia document management-hypertext and hypermedia, distributed multimedia, data networks for multimedia distribution, content and media stream synchronizations, virtual reality and teleprescence, contemporary multimedia systems, case studies. Telecommunication Switching and Transmission (EEL716/3-0-0) Introduction: Basicline circuits in telephony and telegraphy; long-haul communication circuits; principles of circuits switching, & signaling: schemes, CCS7; Review of transmission systems - cable, radio, microwave optical, satellite, troposcatter. Review: Strowger’s and crossbar switches; space-time-and space time division switching; single stage and multi-stage switching network + example, principles of large scale switch design. Properties of connecting networks: mathematical models of network states, rearrangeability: wide-sense and strict sense non-blocking criteria, slepian- Duguid Theorem, Paull’s Theorem. Traffic Engineering and Teletraffic Theory: Markov processes representing traffic, calculation of blocking probability, stationary probability measures for ergodic Markov processes, combinatorial interpretation, and calculation of blocking probability. Switching Network Control and management, data networks and protocols, ISDN, Message Handling systems/intelligent networks, multiservice bradband switching fabrics- ATM Digital Signal Processing (EEL731/3-0-0) Discrete time signals and systems Ztransforms. Structures for digital filters. Designs procedures for FIR and IIR Filters. Frequency Transformations : Linear phase design. Introduction to DFT. Errors in digital filtering. Hardware implementation considerations. Access Networks (EEL817/3-0-0) The access loop, wired and wireless access, radio access, optical access networks, PONs, access standards, V5.x standards, service provisioning and inter-networking. Protocol Engineering (EEL845/3-0-2) Principles, stages, specification formalisms (UML, SDL, ASN.1) of telecom protocol design, protocol software development process, and computer aided protocol engineering, verification, object and testing of protocols oriented techniques in protocol development. Internet Technologies (EEL855/3-0-2) Introduction to the basics of networks, introduction to the Internet, comparison of Internet architectures, network applications, encryption, e-commerce, Web enabled systems, virtual reality, and multimedia applications over Internet. Network Security (EEL857/3-0-2) Practical topics in network security and cryptography, cryptographic protocols, inter-networking security mechanisms, private and public key encryption, IPSEC- Internet Protocol security architecture. Mobile Computing (EEL858/3-0-0) Overview of mobile computing, wireless and mobile computation – SS7 and GSM, mobile IP, wireless mobile ATM, multicast routing protocols, location management, mobile agents, mobility management. Network Management (EEL859/3-0-2) Network planning, network initialization and configuration management, fault management, usage accounting, and security. Current network and management products. development of network management systems and the role played by network management protocols and products. Wireless Communication (EEL860/3-0-2) Cellular Concept. Mobile Radio Propagation. Co channel Interference. Modulation Techniques. Diversity. Channel Coding. Multiple Access. Cellular Coverage Planning. Wireless Networking. Wireless Systems and Standards. Introduction to Telecommunication Systems (EEL882/3-0-0) Basics of data communication, telephone systems, modulation and demodulation, multiple channel communication, introduction to communication channels, introduction to data networks and their applications. Embedded Telecommunications system Laboratory (EEP757/0-1-4) Real-time operation systems, object-oriented design for embedded systems- UML, Petrinet based program development, real-time protocol stack design, real- time programming, lightweight wireless protocols/Bluetooth. Telecom Networks laboratory (EEP858/0-1-4) Specification and implementation of the alternating-bit protocol in SDL ATM Signaling Protocols Hand-over in GSM radio mobile network, Data transmission with GSM in the non-transparent mode, Protocol analysis of data transmission via Ethernet LAN, Development of voice based services for intelligent networks, Planning and evaluation of DECT systems. Network Software Laboratory (EEP881/0-1-4) Network simulation tools, characterization of networks, test procedures for network software, real-time operating systems, object-oriented design for networks, optimization tools, visualization techniques. Telecommunication System Analysis Planning and Design (SML726/3-0-0) Module I : An introduction to the basic system analysis tools, the procedures for conducting system analysis advanced software principles, techniques and processes for designing and implementing complex telecommunication systems. Module II : Planning and implementation of telecommunications systems from strategic planning through requirements, the initial analysis, the general feasibility study, structured analysis, detailed analysis, logical design, and implementation. Module III : Current system documentation through use of classical and structural tools and techniques for describing flows, data flows, data structures, file designs, input and output designs, and program specifications. The student would gain practical experience through a project as part of a term paper. International Telecommunication Management (SML728/3-0-0) Module I : Rote of select International Institutions. Historical development and evolution of telecom, Patterns of Transaction in international telecom management; managing the market growth. Structure of the Telecommunications sector of developed and developing in select countries; trends in privatization; liberalization and deregulation. Module II : Role of telecommunications in socio- economic development; new technologies and services for international telecommunications; business application of global networks. Regional prospectus on development of Telecom. Module III : Current issues and implications for the industry, Indian markets, policy issues, skill formation for ITM, problems, challenges of growth.
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