{"product_id":"9789365210156-1","title":"Antennas and Wave Propagation for GTU 24 Course (V - ELEX.\/ECE\/Prof. Elec.-I - BE05000381)","description":"\u003cp\u003eSyllabus Antennas and Wave Propagation - (BE05000381) Total  Credits\tAssessment Pattern and Marks \tTotal Marks TH\/30\tTheory\tPractical Marks\t \tESE (E)\tPA (M)\tPA (I)\tPBL (I)\tESE (V)\t 3\t70\t30\t20\t30\t50\t200  Sr. No.\tTopics 1.\tBasic antenna concepts : Definition and functions of an antenna, comparison between an antenna \u0026amp; transmission line, radio communication link with transmitting antenna and a receiving antenna, radiation patterns of antennas-field and power patterns, all antenna types. (Chapter - 1) 2.\tRadiation of Electric dipole: Potential functions and the electromagnetic field, Oscillating electric dipole-derivations for E and H field components in spherical coordinate systems, Power Radiated by a current element, Application to antennas, Radiation from quarter wave monopole and half wave dipoles, Derivation for radiation resistance, application of reciprocity theorem to antennas, equality of directional patterns and effective lengths of transmitting and receiving antennas. (Chapter - 2) 3.\tAntenna parameters and definitions: Beam area, beam width- Half-Power Beam width (HPBW) and First Null Beam width(FNBW) , Polarisation, Radiation Intensity, Beam Efficiency, Directivity and directive gain, radiation resistance, radiation efficiency, resolution, Antenna aperture- physical and effective apertures, effective height, transmission formula, antenna field zones. (Chapter - 3) 4.\tArrays of point sources: Expression for electric fields from two, three and N element arrays- linear arrays: Broad- side array and End-Fire array- Method of pattern multiplication- Binomial array, Effect of ground on ungrounded antenna, Dolph-Tchebysheff distribution for linear arrays. (Chapter - 4) 5.\tLoop Antenna: Small loop short magnetic dipole, comparison of far field of small loop and short dipole loop antennas, field pattern of circular loop antenna \u0026amp; amp; radiation resistance of loop antenna, directivity of circular loop antennas with uniform current. (Chapter - 5) 6.\tHelical antenna: Helical geometry, transmission radiation modes, practical design considerations, wide band characteristics of helical antenna. (Chapter - 6) 7.\tArrays of dipoles \u0026amp; apertures: 3 element dipole Array with parasitic elements, Yagi-Uda array-function and its design, Phased arrays, location methods of feeding antennas, folded dipole antennas, matching arrangements.  (Chapter - 7) 8.\tReflector antennas: Parabolic reflector, paraboloidal reflector, aperture Pattern of large circular apertures with uniform illumination, off axis operation of paraboloidal reflectors, Cassegrain feed system.  (Chapter - 8) 9.\tSlot patch \u0026amp; Horn antennas: Slot antenna, its pattern, Babinet’s principle and complementary antennas, impedance of slot antennas, and horn antenna-function and types. (Chapter - 9) 10.\tMicrostrip (patch) antennas: Rectangular and circular types-function, features analysis, design considerations and  applications. (Chapter - 10) 11.\tBroadband \u0026amp; Freq. Independent antennas: Broadband antenna, Frequency independent antenna, log periodic antennas. (Chapter - 12) 12.\tAntennas measurements: Experimental set ups for measurement of radiation patterns, gain, phase polarization, terminal impedance. (Chapter - 14) 13.\tRadio wave propagation: Modes of propagation, Ground Wave Propagation, Structure of troposphere and ionosphere, Characteristic of Ionospheric layers, Sky wave propagation, Definitions for Virtual height, MUF and Skip distance, OWF, Fading, ionospheric absorptions, Multi-hop propagation, Space wave propagation and Super refraction. (Chapter - 15)\u003c\/p\u003e","brand":"Technical Publications","offers":[{"title":"Default Title","offer_id":47322322829483,"sku":"12146208254","price":765.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/3355\/9723\/files\/9789365210156_1_c46c5072-9152-4662-a428-ad94568d2d3d.jpg?v=1782904580","url":"https:\/\/technicalpublications.in\/products\/9789365210156-1","provider":"Technical Publications","version":"1.0","type":"link"}