By Simon R. Saunders
Antennas and propagation are of primary significance to the assurance, means and caliber of all instant communique structures. This ebook offers a great grounding in antennas and propagation, overlaying terrestrial and satellite tv for pc radio platforms in either cellular and stuck contexts. development at the hugely profitable first variation, this totally up to date textual content positive aspects major new fabric and fresh workouts and supplementary fabrics to help direction tutors. an important resource of knowledge for practicing and aspiring instant communique engineers in addition to for college students at postgraduate and senior undergraduate degrees, this booklet presents a primary grounding within the ideas of antennas and propagation with out over the top recourse to arithmetic. It additionally equips the reader with functional prediction suggestions for the layout and research of a really wide variety of universal instant verbal exchange systems.
- Overview of the elemental electromagnetic ideas underlying propagation and antennas.
- Basic strategies of antennas and their software to precise instant systems.
- Propagation dimension, modelling and prediction for fastened hyperlinks, macrocells, microcells, picocells and megacells
- Narrowband and wideband channel modelling and the impact of the channel on verbal exchange procedure performance.
- Methods that triumph over and rework channel impairments to reinforce functionality utilizing range, adaptive antennas and equalisers.
Key moment version updates:
- New chapters on Antennas for cellular platforms and Channel Measurements for cellular Radio Systems.
- Coverage of recent applied sciences, together with MIMO antenna structures, extremely Wideband (UWB) and the OFDM know-how utilized in wireless and WiMax systems.
- Many new propagation versions for macrocells, microcells and picocells.
- Fully revised and multiplied end-of-chapter exercises.
- The suggestions guide will be asked from http://www.wiley.com/go/saunders_antennas_2e
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Additional resources for Antennas and Propagation for Wireless Communication Systems: 2nd Edition
Hayt, 01] W. H. Hayt Jr and J. Buck, Engineering electromagnetics, 6th edn, McGraw-Hill, New York, ISBN 0-07-230424-3, 2001. [Kraus, 98] J. D. Kraus and K. Carver, Electromagnetics, McGraw-Hill, New York, ISBN 0-07-289969-7, 1998. [Maxwell, 1865] J. Clerk Maxwell, A dynamical theory of the electromagnetic ﬁeld, Scientiﬁc Papers, 1865, reprinted by Dover, New York, 1952. [Siwiak, 98] K. Siwiak, Radiowave propagation and antennas for personal communications, 2nd edn, Artech House, Norwood MA, ISBN 0–89006-975-1, 1998.
Wyner, IEEE Press, New York, 1993, ISBN 0-78-0304349. [Webb, 07] W. Webb (editor), Wireless communications: The Future, John Wiley & Sons, Ltd, Chichester, ISBN 0-470-03312-6, 2007. 1 A cellular operator has created a system for 900 MHz which covers the desired service area with 500 cells and a base station antenna height of 15 m. The operator is given a new frequency allocation at 1800 MHz. How many cells would be needed at the new frequency using the same antenna heights and transmit powers? How much higher would the antennas need to be to produce the same range as the 900 MHz system?
This chapter also covers other speciﬁcs of antennas such as health and safety considerations, and speciﬁc requirements for mobile applications. Chapter 16 explains how diversity provides a means of overcoming narrowband fast fading using multiple antennas. Chapter 17 then provides a similar treatment for overcoming wideband fading, using equalisation, Rake receivers and OFDM. Chapter 18 then indicates the potential of adaptive antenna systems for overcoming co-channel interference effects and hence for increasing the capacity of wireless systems, in terms of both user density and data rates.