Every year there are 12 questions asked from this topic. Antenna and wave propagation pdf notes book starts with the topics covering antenna basics, thin linear wire antennas, antenna arrays. While it is important to match the polarisation of the transmitting and receiving antennas, the choice of polarisation is also important for the signal propagation. About the book evolved from the lecture notes of courses taught by the authors at the indian institute of technology kanpur over several years, antennas and wave propagation is primarily meant to ful. Wave motion in one dimension the deviation from equilibrium is a functionof. Ec306 antenna and wave propagation study materials s6. The lowest part of the earths atmosphere is called the troposphere. Tsunami or the harbour wave struck havoc in the indian ocean on the 26 th of december 2004. Transmission lines university of colorado colorado springs. Download free sample and get upto 48% off on mrprental. Find materials for this course in the pages linked along the left. In the process of propagation of a wave, there are few terms which we come across quite often. Antenna and wave propagation notes ec6602 regulation 20.
Whitham tata institute of fundamental research bombay 1979. The polarisation of electromagnetic waves often has a significant effect on the way in which radio wave propagate. As we have covered all topics but the topics provided in the notes are not tabulated according to latest prescribed syllabus. Here you can download the free lecture notes of antenna and wave propagation notes pdf awp notes pdf materials with multiple file links to download. Ece 458 lecture notes on applications of radiowave. Typically, the troposphere extends from the surface of the earth to an altitude of approximately 9 km at the poles and 17 km at the equator. Ground waves are electromagnetic waves refer to propagation of radio waves parallel to and adjacent to the surface of the earth, following the curvature of the earth. Anna university regulation antenna and wave propagation ec6602 notes have been provided below with syllabus. According to wave theory of light, the light is a form of energy which travels through a medium in the form of transverse wave motion. Communication system is an important topic from jee main jee advanced exam point of view. Wave optics describes the connection between waves and rays of light. Harmonic wave propagation the solution of the wave equation is of the general form,, xxyy zz i x i x i y i y x y z t x x y y i z i z i t i t z z t t p a e a e a e a e a e a e a e a e 11 where i is the imaginary unit. Download pdf of antenna and wave propagation note electronics and communication engineering offline reading, offline notes, free download in app, engineering class handwritten notes, exam notes, previous year questions, pdf free download.
However, the path of incident wave and reflected wave are same if it is reflected from a. Transmission lines may also be dispersive, which means the propagation velocity on the line is not constant with frequency for example the frequency components of square wave re. In particular, we examine questions about existence and. But the wave length is depending on the propagation speed and therefore on the mediaand therefore on the media v v ff. Introduction an antenna is an electrical conductor or.
Antenna and wave propagation notes ec6602 regulation 20 anna university free download. This attitude undoubtedly stems from the fact that wave propagation is an invisible force that cannot be detected by the sense of sight or touch. Download antenna and wave propagation by yadava, r. When a wave is refracted, it is bent down gradually, but not sharply. Antenna and wave propagation notes pdf awp notes 2019 sw. University of calgary seismic imaging summer school august 711, 2006, calgary abstract abstract. The constant c gives the speed of propagation for the vibrations. To understand the meaning of ground wave propagation, it is important to understand the meaning of radio wave propagation.
The comprehensive check questions are based on the objectives. Wave length in different mediawave length in different media the frequencythe frequency f of a wave is defined by the source butof a wave is defined by the source. Antenna and wave propagation notes pdf here we provide complete free lecture notes of antenna and wave propagation. Due to these fluctuations in ionosphere, fluctuation also produced in reflected wave relative to surface wave resulting in severe fading of combined wave. Lineofsight propagation above 30 mhz neither ground nor sky wave propagation operates transmitting and receiving antennas must be within line of sight osatellite communication signal above 30 mhz not reflected by ionosphere oground communication antennas within effective line of site due to refraction. The mathematics of pdes and the wave equation michael p. The particle in the water moves in a circular path as the wave goes by. The intensity of the wave i it is defined as the amount of energy flow per unit are per time in a direction perpendicular to the propagation of the wave. Lecture 11 chapter 16 waves i university of virginia. Here we are providing antenna and wave propagation notes pdf free download. Antenna and wave propagation, awp study materials, engineering class handwritten notes, exam notes, previous year questions, pdf free download. Tech sixth semester electronics and communication engineering s6 ece branch subject antenna and wave propagation materials. Lecture notes wave propagation mechanical engineering. Lecture notes 6 electromagnetic waves in matter electromagnetic wave propagation in linear media we now consider em wave propagation inside linear matter, but only in regions where there are no free charges free 0 andor free currents kfree 0 i.
While a mechanical wave exists in a medium which on deformation is capable of producing elastic restoring forces waves ofproducing elastic restoring forces, waves of. Sep 26, 2019 antenna and wave propagation notes pdf here we provide complete free lecture notes of antenna and wave propagation. All the five units are covered in the antenna and wave propagation notes pdf. These waves propagation can be classified depending upon the frequencies as.
Communication system notes for iit jee, download pdf. Ground wave propagation tutorial ground wave propagation is a form of signal propagation where the signal travels over the surface of the ground, and as a result it is used to provide regional coverage on the long and medium wave bands. Antenna theory types of propagation tutorialspoint. Antenna and wave propagation awp study materials pdf free. Additional advanced topics including radiowave scintillations, surfacewave propagation, and the theory of ionospheric incoherent scatter are included as appendices. Above is a characteristic 1lengthwave number and is a 1timefrequency scale. This is entirely a result of the simple medium that we assumed in deriving the wave equations. So ground waves are very useful to propagate at low frequencies below.
Waves a wave is a disturbance that pppg gropagates through space and time, usually with transferrance of energy. 1, we note that sinusoidal steadystate is implied as the source voltage is the phasor vq g, the source impedance z g is a thevenin equivalent and z l is the load impedance. If a traveling wave is emitted by a planar source, then the points of constant phase form a plane surface parallel to the. Awp notes is especially prepared for jntu, jntua, jntuk, jntuh and other university students. Ece 458 lecture notes on applications of radiowave propagation. The radio waves which travel through atmosphere following the surface of the earth are known as ground waves or surface waves and their propagation is called ground wave propagation or surface wave propagation. An appreciable portion of ionospheric wave is returned to earth during night time which extends the service area of the station well beyond that covered by surface wave. Ground wave propagation tutorial electronics notes. Antenna theory terms in wave propagation tutorialspoint. In the absence of free charge and current densities the maxwell equations are. Radio wave propagation is the behaviour of radio waves as they propagate from one point to another or into various parts of the atmosphere. There is an interesting parallel between free wave propagation and transmission line propagation. The notes are intended for an audience familiar with maxwells equations and plane.
Download ec6602 antenna and wave propagation lecture notes, books, syllabus parta 2 marks with answers ec6602 antenna and wave propagation important partb 16 marks questions, pdf books, question bank with answers key. Energy is lost in propagation of radio waves and attenuated as it passes over the surface. Ec306 antenna and wave propagation study materials s6 ece. Propagation of waves rit center for imaging science.
Electromagnetic wave polarisation electronics notes. Lecture 11 chapter 16 waves i forced oscillator from last time slinky example coiled wire rope transverse waves demonstrator longitudinal waves magnetic balls. Closely related to the 1d wave equation is the fourth order2 pde for a vibrating beam, u tt. Antennas and propagation the notes in this document are based almost entirely on chapter 5 of the textbook sta05. A wave is a disturbance which propagates energy and momentum from one place to the other without the transport of matter. The wave was the result of an earthquake that had its epicentre near the western boundary of sumatra. This upper boundary is referred to as the tropopause and is defined as the. Antenna theory terms in wave propagation in the process of propagation of a wave, there are few terms which we come across quite often. Students can go through this notes and can score good marks in their examination. Ktu s6 ece ec306 antenna and wave propagation notes, textbook, syllabus, question papers, previous question papers, solved university question papers.
Antenna and wave propagation ec6602 notes anna university. As a starting point, let us look at the wave equation for the single xcomponent of magnetic field. Most technicians, however, tend to view wave propagation as something complex and confusing, and would just as soon see this chapter completely disappear from training manuals. Figure 15 shows three separate waves of differing frequencies entering the ionosphere at the same angle. Give a thorough understanding of the radiation characteristics of different types of antennas.
Pdf ec6602 antenna and wave propagation lecture notes. Here you can get complete study material of antenna and wave propagation notes with a single downloadable link. Plane electromagnetic waves and wave propagation 7. Antenna and wave propagation note pdf download lecturenotes. Download ec6602 antenna and wave propagation awp books lecture notes syllabus part a 2 marks with answers ec6602 antenna and wave propagation awp important part b 16 marks questions, pdf books, question bank with answers. The lower the frequency of a radio wave, the more rapidly the wave is refracted by a given degree of ionization.