Digital signals and systems, A-D conversion and quantization. PCM, Log-PCM, DPCM, ADPCM, DM, ADM, and LPC for speech signals, TDM, band transmission, data regenerators and clock recovery, inter-symbol interference, equalizers, digital modulation and demodulation – binary and M-array ASK, FSK, GMSK, PSK, DPSK and their spectra, circuits and systems, carrier recovery, performance of digital modulation systems, spread spectrum concept, band pass representation of noise, optimum and Wiener filter theory, matched filters, optimum signal detection and optimum receiver, elements of information theory and coding. The course includes lab works based on theory taught.
Course Catalogue
Telephone Switching: Simple telephone connection, switching and signaling systems, single and multi- stage space switching. Analysis and design. Time/Digital switching systems, TS, ST, STS, TST systems, concept of packet switching and ATM, practical systems, circuit switching hierarchy and routing, signal systems – SS7. telephone instruments, pulse and tone dialing, BORSCHT functions, modems, digital subscribers loops, telephone traffic theory. Telephone Networks: Motivation for ISDN, New services, network and protocol architecture, transmission channels, user-network interfaces, service characterization, internetworking, ISDN standards, expert systems in ISDN, B-ISDN, voice data integration.
Control system, Writing system equations, Solution of Differential equations, Lap lace Transformations, System representation, Control system characteristics, Root locus, Frequency response, Root- locus compensation design. Controls research involves the development of computational and visualization tools, development of methods for high performance operation of multiple actuator systems, and trajectory generation and feedback using computationally efficient linear and nonlinear optimization techniques. The course includes lab works based on theory taught.
Significance and methods of measurements, Electrical and Electronic. Absolute and secondary instruments. Analog and digital instruments, Electronic instruments. RMS and quasi responding voltmeters, Automation in voltmeters, Accuracy and errors in digital instruments. Transducers, Signal generators, Frequency synthesizers and frequency analyzers, Analog and digital frequency meters. Oscilloscopes, Absorption and detection of radiation, Single channel and multi channel analyzers. Medical instruments: ECG, EEG, EMG, X-ray, Ultrasonography, Endoscopies, Pace-makers. Analytical instruments: pH meter, Thermal conductivity meters, Gas chromatograph, Spectrophotometers, and Mass spectrometers. Interfacing systems: Measurement and control of temperature, pressure, flow, strain, acceleration, vibration, liquid level and humidity. Instrument systems, types and techniques, versatility, data acquisition, stimulus response control, automatic testing , analog and digital interfaces, digital and computer controlled systems analog and digital recording systems, readouts and displays, Grounding of instruments. Electrical Measurements: Ammeter, Voltmeter, Ohmmeter, wattmeter Energy meter, Gauss and frequency meter, Extension of instrument ranges, electronics measuring instrument and oscilloscope.
Introduction: Digital Signal Processing and its benefits: Key DSP Operations, Real-time signal processing, Applications.
Discrete Transform: Fourier series, OFT, FFT and other discrete transforms, Z-transforms and its applications in signal processing, correlation and convolution with examples,
Filters: FIR, IIR and adaptive filters.
An overview of spectrum estimation and analysis.
Wave propagation, Maxwell’s equations, Propagation of plane electromagnetic waves and energy. Reflection, Diffraction, Polarization, Poynting vector. Transmission lines. Metallic and dielectrically guided waves including microwave waveguides. Antenna fundamentals. Microwaves generators– Microwave Tubes: Klystron amplifiers, Reflex klystron oscillators, Magnetrons, Backward – Wave Oscillators – Microwave solid-state devices, Varactor diodes, Gunn diodes, IMPATT diodes, P-I-n diodes, etc., and their applications. Microwave Components: Waveguides, Directional coupler, Isolators, Waveguide couplers, Circulators, slotted waveguide. Radar Engineering: Basic principals, Basic pulsed Radar system, Band with requirements, Factors governing pulsed characteristics, Duplexer, Moving target indicator, Tracking Radar systems and search systems. Radar Antennas: Parabolic, lenses, cosecant squared antenna The course includes lab works based on theory taught.
Computer interconnection structures, components and functions, Bus interconnection.
Computer memory system overview, Internal and External Memory, Cache memory and its mapping functions, Virtual memory. Input/output devices, I/O modules, programmed and interrupt driven I/O, DMA. ALU: Computer arithmetic, Instruction sets, Types of operand, Types of operations and addressing modes, CPU structure and functions, Processor organization, Register organization, Instruction Cycle, Instruction Pipelining.
Control unit: Hardwired control, Micro-programmed Control; Microinstruction. RISC and CISC machines, parallel processing. The course includes lab works based on theory taught.
Intel 8086 microprocessor, Architecture. Addressing Modes, Data Movement Instructions, segment override prefix assembler. Arithmetic, Logic and Program Control Instructions, Programming in Microprocessor, 8086/8088 Hardware Specifications, Peripheral Interfacing, 80186, 80286, 80386, 80486, Pentium and Pentium Pro Microprocessors: Introduction, memory management, special features. Introduction to micro-controller. The course includes lab works based on theory taught.
Wireless communication systems: fixed wireless access, cellular, paging, trucked mobile systems. Wireless access: wireless access networks, base and subscriber stations, frequency planning, multiple access. Noise and interference in wireless communication systems. Cellular systems: Operation, Capacity considerations, Standards, cell size and frequency re-use, cellular mobile Network and call procedure. GSM Radio system, GSM Radio system’s architecture, Roaming, Advantages of TDMA or GSM CDMA cellular system and their advantages. Radio Paging System, Auto paging, operator assisted paging, Automatic call, distribution, Interconnectivity amongst different network. Propagation and system planning, Mobile radio link design. Mobile Satellite Systems: Operation, illustrative systems. The course includes lab works based on theory taught.
Electron Emission, Photoemission, Thermoelectricity for metals and semiconductors, Electron ballistics, Three Halves Power Law, Electron optics and Electron microscope. Electronic Theory: Band theory, Position of Fermi level, Hall effect and galvanomagnetic effects , drift and diffusion, excess carriers, Ohmic and rectifying contacts, Rectifier equation .Vacuum tubes: CRTs ,Focusing and intensity control, Positioning control, Ion traps, Fluoroscent screen , electrostatic and magnetic deflection systems. Semiconductor Diodes: Diffusion potentials, depletion potential, capacitance effects, Zener breakdown and tunnel diodes. Bipolar junction transistors: Principle, Role of base current on CE, CC, CB configuration, Frequency limitations. Optoelectronics: LED, LASERS, LCD, Optical Fibers, Optical isolators. Power semiconductor devices: Construction and applications: SCR, TRIAC, DIAC, GTO. MOS Devices: DMOS, VMOS, MOSFET, MESFET. Microwave devices: Generation of microwaves. Fabrication of ICs. Introduction to nanoscale electronic devices.