Anna university :: chennai 600 025
UNIT V DIRECT BROADCAST SATELLITE SERVICES 9
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- Bu səhifədəki naviqasiya:
- UNIT I INTRODUCTION TO RF DESIGN 9
- UNIT II RF TRANSISTOR AMPLIFIER DESIGN 9
- UNIT III DESIGN OF POWER SUPPLIES 9
- UNIT V DESIGN OF PRINTED CIRCUIT BOARDS 9
UNIT V DIRECT BROADCAST SATELLITE SERVICES 9Introduction – Orbital Spacings – Power Rating and Number of Transponders – Frequencies and Polarization – Transponder Capacity – Bit Rates for Digital Television – MPEG Compression Standards – Forward Error Correction – Home Receiver Outdoor Unit (ODU) – Home Receiver Indoor Unit (IDU) – Downlink Analysis – Uplink -Problems - Satellite Mobile Services – VSATs – Radarsat – Global Positioning Satellite System – Orbcomm. TOTAL : 45 TEXT BOOK 1. Dennis Roddy, Satellite Communications, McGraw-Hill Publication Third edition 2001 REFERENCES
2. Wilbur L. Pritchars Henri G.Suyder Hond Robert A.Nelson, Satellite Communication Systems Engineering, Pearson Education Ltd., Second edition 2003. 3. M.Richharia : Satellite Communication Systems (Design Principles Macmillan Press Ltd. Second Edition 2003. EC1016 ADVANCED ELECTRONIC SYSTEM DESIGN 3 0 0 100 AIM To get knowledge about usage of electronic devices in Communication Engineering and Power supplies. OBJECTIVE
UNIT I INTRODUCTION TO RF DESIGN 9RF behaviour of passive components, Chip components and circuit board considerations, Review of transmission lines, Impedance and admittance transformation, Parallel and series connection of networks, ABCD and scattering parameters, Analysis of amplifier using scattering parameter. RF filter – Basic resonator and filter configurations – Butterworth and Chebyshev filters. Implementation of microstrip filter design. Band pass filter and cascading of band pass filter elements. UNIT II RF TRANSISTOR AMPLIFIER DESIGN 9Impedance matching using discrete components. Microstrip line matching networks. Amplifier classes of operation and biasing networks – Amplifier power gain, Unilateral design(S12 =0) – Simple input and output matching networks – Bilateral design - Stability circle and conditional stability, Simultaneous conjugate matching for unconditionally stable transistors. Broadband amplifiers, High power amplifiers and multistage amplifiers. UNIT III DESIGN OF POWER SUPPLIES 9DC power supply design using transistors and SCRs, Design of crowbar and foldback protection circuits, Switched mode power supplies, Forward, flyback, buck and boost converters, Design of transformers and control circuits for SMPS. UNIT IV DESIGN OF DATA ACQUISITION SYSTEMS 9Amplification of Low level signals, Grounding, Shielding and Guarding techniques, Dual slope, quad slope and high speed A/D converters, Microprocessors Compatible A/D converters, Multiplying A/D converters and Logarithmic A/D converters, Sample and Hold, Design of two and four wire transmitters. UNIT V DESIGN OF PRINTED CIRCUIT BOARDS 9Introduction to technology of printed circuit boards (PCB), General lay out and rules and parameters, PCB design rules for Digital, High Frequency, Analog, Power Electronics and Microwave circuits, Computer Aided design of PCBs. TOTAL : 45 TEXT BOOKS
REFERENCES
4. Muhammad H.Rashid, Power Electronics – Circuits, Devices and Applications, Prentice Hall of India, 2004. EC1017 OPTO ELECTRONIC DEVICES 3 0 0 100 AIM To learn different types of optical emission, detection, modulation and opto electronic integrated circuits and their applications. OBJECTIVE
UNIT I ELEMENTS OF LIGHT AND SOLID STATE PHYSICS 9 Wave nature of light, Polarization, Interference, Diffraction, Light Source, review of Quantum Mechanical concept, Review of Solid State Physics, Review of Semiconductor Physics and Semiconductor Junction Device. UNIT II DISPLAY DEVICES AND LASERS 9 Introduction, Photo Luminescence, Cathode Luminescence, Electro Luminescence, Injection Luminescence, Injection Luminescence, LED, Plasma Display, Liquid Crystal Displays, Numeric Displays, Laser Emission, Absorption, Radiation, Population Inversion, Optical Feedback, Threshold condition, Laser Modes, Classes of Lasers, Mode Locking, laser applications. UNIT III OPTICAL DETECTION DEVICES 9 Photo detector, Thermal detector, Photo Devices, Photo Conductors, Photo diodes, Detector Performance. UNIT IV OPTOELECTRONIC MODULATOR 9 Introduction, Analog and Digital Modulation, Electro-optic modulators, Magneto Optic Devices, Acoustoptic devices, Optical, Switching and Logic Devices. UNIT V OPTOELECTRONIC INTEGRATED CIRCUITS 9 Introduction, hybrid and Monolithic Integration, Application of Opto Electronic Integrated Circuits, Integrated transmitters and Receivers, Guided wave devices. TOTAL : 45 TEXTBOOK
REFERENCES 1. Bhattacharya “Semiconductor Opto Electronic Devices”, Prentice Hall of India Pvt., Ltd., New Delhi, 1995. 2. Jasprit Singh, “Opto Electronics – As Introduction to materials and devices”, McGraw-Hill International Edition, 1998.
To model the random variables and random process applied to telecommunication system and to learn the methods of system simulation and performance evaluation. OBJECTIVES
UNIT I SIMULATION OF RANDOM VARIABLES RANDOM PROCESS 9 Generation of random numbers and sequence, Guassian and uniform random numbers Correlated random sequences, Testing of random numbers generators, Stationary and uncorrelated noise, Goodness of fit test. UNIT II MODELING OF COMMUNICATION SYSTEMS 9 Radio frequency and optical sources, Analog and Digital signals, Communication channel and models, Free space channels, Multipath channel and discrete channel noise and interference. UNIT III ESTIMATION OF PERFORMANCE MEASURE FOR SIMULATION 9 Quality of estimator, Estimation of SNR, Probability density function and bit error rate, Monte Carlo method, Importance sampling method, Extreme value theory. UNIT IV SIMULATION AND MODELING METHODOLOGY 9 Simulation environment, Modeling considerations, Performance evaluation techniques, error source simulation, Validation. UNIT V CASE STUDIES 9 Simulations of QAM digital radio link in environment, Light wave communication link and satellite system. TOTAL : 45 TEXTBOOK 1. MC.Jeruchim, P.Balaban and Sam K Shanmugam, "Simulation of communication Systems: Modeling, Methodology and Techniques ", Plenum press , New York, 2001. REFERENCES
4. Jerry banks and John S.Carson, "Discrete Event System Simulation", Prentice Hall of India, 1984. EC1019 RADAR AND NAVIGATIONAL AIDS 3 0 0 100 AIM To make the student understand the principles of Radar and its use in military and civilian environment Also to make the student familiar with navigational aids available for navigation of aircrafts and ships.
UNIT I 9 Introduction to Radar Basic Radar –The simple form of the Radar Equation- Radar Block Diagram- Radar Frequencies –Applications of Radar – The Origins of Radar The Radar Equation Introduction- Detection of Signals in Noise- Receiver Noise and the Signal-to-Noise Ratio-Probability Density Functions- Probabilities of Detection and False Alarm- Integration of Radar Pulses- Radar Cross Section of Targets- Radar cross Section Fluctuations- Transmitter Power-Pulse Repetition Frequency- Antenna Parameters-System losses – Other Radar Equation Considerations UNIT II 9 MTI and Pulse Doppler Radar Introduction to Doppler and MTI Radar- Delay –Line Cancelers- Staggered Pulse Repetition Frequencies –Doppler Filter Banks - Digital MTI Processing - Moving Target Detector - Limitations to MTI Performance - MTI from a Moving Platform (AMIT) - Pulse Doppler Radar – Other Doppler Radar Topics- Tracking with Radar –Monopulse Tracking –Conical Scan and Sequential Lobing - Limitations to Tracking Accuracy - Low-Angle Tracking - Tracking in Range - Other Tracking Radar Topics -Comparison of Trackers - Automatic Tracking with Surveillance Radars (ADT). UNIT III 9 Detection of Signals in Noise –Introduction – Matched –Filter Receiver –Detection Criteria – Detectors –-Automatic Detector - Integrators - Constant-False-Alarm Rate Receivers - The Radar operator - Signal Management - Propagation Radar Waves - Atmospheric Refraction -Standard propagation - Nonstandard Propagation - The Radar Antenna - Reflector Antennas - Electronically Steered Phased Array Antennas - Phase Shifters - Frequency-Scan Arrays Radar Transmitters- Introduction –Linear Beam Power Tubes - Solid State RF Power Sources - Magnetron - Crossed Field Amplifiers - Other RF Power Sources - Other aspects of Radar Transmitter. Radar Receivers - The Radar Receiver - Receiver noise Figure - Superheterodyne Receiver - Duplexers and Receiver Protectors- Radar Displays. UNIT IV 9 Introduction - Introduction - Four methods of Navigation . Radio Direction Finding - The Loop Antenna - Loop Input Circuits - An Aural Null Direction Finder - The Goniometer - Errors in Direction Finding - Adcock Direction Finders - Direction Finding at Very High Frequencies - Automatic Direction Finders - The Commutated Aerial Direction Finder - Range and Accuracy of Direction Finders Radio Ranges - The LF/MF Four course Radio Range - VHF Omni Directional Range(VOR) - VOR Receiving Equipment - Range and Accuracy of VOR - Recent Developments. Hyperbolic Systems of Navigation (Loran and Decca) - Loran-A - Loran-A Equipment - Range and precision of Standard Loran - Loran-C - The Decca Navigation System - Decca Receivers - Range and Accuracy of Decca - The Omega System UNIT V 9 DME and TACAN - Distance Measuring Equipment - Operation of DME - TACAN - TACAN Equipment Aids to Approach and Landing - Instrument Landing System - Ground Controlled Approach System - Microwave Landing System(MLS) Doppler Navigation - The Doppler Effect - Beam Configurations -Doppler Frequency Equations - Track Stabilization - Doppler Spectrum - Components of the Doppler Navigation System - Doppler range Equation - Accuracy of Doppler Navigation Systems. Inertial Navigation - Principles of Operation - Navigation Over the Earth - Components of an Inertial Navigation System - Earth Coordinate Mechanization - Strapped-Down Systems - Accuracy of Inertial Navigation Systems. Satellite Navigation System - The Transit System - Navstar Global Positioning System (GPS) TOTAL : 45 TEXTBOOK
REFERENCES
EC1020 SPEECH PROCESSING 3 0 0 100 AIM To introduce the characteristics of Speech signals and the related time and frequency domain methods for speech analysis and speech compression OBJECTIVE
UNIT I NATURE OF SPEECH SIGNAL 9 Speech production mechanism, Classification of speech, sounds, nature of speech signal, models of speech production. Speech signal processing: purpose of speech processing, digital models for speech signal, Digital processing of speech signals, Significance, short time analysis.
Time domain parameters of speech, methods for extracting the parameters, Zero crossings, Auto correlation function, pitch estimation. UNIT III FREQUENCY DOMAIN METHODS FOR SPEECH PROCESSING 9 Short time Fourier analysis, filter bank analysis, spectrographic analysis, Format extraction, pitch extraction, Analysis - synthesis systems. UNIT IV LINEAR PREDICTIVE CODING OF SPEECH 9 Formulation of linear prediction problem in time domain, solution of normal equations, Interpretation of linear prediction in auto correlation and spectral domains. UNIT V HOMOMORPHIC SPEECH ANALYSIS 9 Central analysis of speech, format and pitch estimation, Applications of speech processing - Speech recognition, Speech synthesis and speaker verification. TOTAL : 45 TEXTBOOK
REFERENCES
EC1021 REMOTE SENSING 3 0 0 100 UNIT 1 REMOTE SENSING 9 Definition – Components of Remote Sensing – Energy, Sensor, Interacting Body - Active and Passive Remote Sensing – Platforms – Aerial and Space Platforms – Balloons, Helicopters, Aircraft and Satellites – Synoptivity and Repetivity – Electro Magnetic Radiation (EMR) – EMR spectrum – Visible, Infra Red (IR), Near IR, Middle IR, Thermal IR and Microwave – Black Body Radiation - Planck’s law – Stefan-Boltzman law. UNIT II EMR INTERACTION WITH ATMOSPHERE AND EARTH MATERIALS 9 Atmospheric characteristics – Scattering of EMR – Raleigh, Mie, Non-selective and Raman Scattering – EMR Interaction with Water vapour and ozone – Atmospheric Windows – Significance of Atmospheric windows – EMR interaction with Earth Surface Materials – Radiance, Irradiance, Incident, Reflected, Absorbed and Transmitted Energy – Reflectance – Specular and Diffuse Reflection Surfaces- Spectral Signature – Spectral Signature curves – EMR interaction with water, soil and Earth Surface:Imaging spectrometry and spectral characteristics. UNIT III OPTICAL AND MICROWAVE REMOTE SENSING 9 Satellites - Classification – Based on Orbits and Purpose – Satellite Sensors - Resolution – Description of Multi Spectral Scanning – Along and Across Track Scanners – Description of Sensors in Landsat, SPOT, IRS series – Current Satellites - Radar – Speckle - Back Scattering – Side Looking Airborne Radar – Synthetic Aperture Radar – Radiometer – Geometrical characteristics ; Sonar remote sensing systems. UNIT IV GEOGRAPHIC INFORMATION SYSTEM 9 GIS – Components of GIS – Hardware, Software and Organisational Context – Data – Spatial and Non-Spatial – Maps – Types of Maps – Projection – Types of Projection - Data Input – Digitizer, Scanner – Editing – Raster and Vector data structures – Comparison of Raster and Vector data structure – Analysis using Raster and Vector data – Retrieval, Reclassification, Overlaying, Buffering – Data Output – Printers and Plotters Yüklə 0,65 Mb. Dostları ilə paylaş:
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