Titlebook: Reconfigurable Active and Passive Planar Antennas for Wireless Communication Systems; Shiban Kishen Koul,Rajesh K. Singh Book 2022 The Edi

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Introduction and Overview,ing of RF switches used in performing numerical analysis and the practical realization of reconfigurable antennas are discussed and elaborated in detail. The performance of a switch considering ideal and non-ideal modeling is explained by means of S-parameters. Various types of RF switches and their advantages and disadvantages are also presented.

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Applications of Reconfigurable Planar Antennas in Wireless Communication Systems, the combination of any two and all three characteristics is discussed. This chapter also discusses the scope of reconfigurable passive printed antennas in future wireless applications and the active integrated antennas in spatial power combining.

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Frequency Reconfigurable Passive and Active Planar Antennas, various frequency reconfiguration techniques used to realize frequency reconfigurable passive antennas. The focus of the chapter is on the development of planar antennas. Frequency reconfigurable active antennas realized using negative resistance and feedback loop approaches are also discussed in this chapter.

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Radiation Pattern Reconfigurable Passive and Active Planar Antennas,ical or broadside, and sum or difference patterns. A new technique of beam reconfigurability in oscillator-type antennas is discussed in detail. We incorporated various planar designs and new techniques of pattern reconfigurable antennas in this chapter.

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Null Broadening and Steering in Passive Planar Antennas,es. A deep null can be placed in that undesired direction to enhance the signal to interference (S/I) ratio. If the incident interference signals change their direction with time, a broad range of null is required. Various null steering and null broadening planar designs are discussed in this chapter.

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1860-4862 rking principles in detail.Presents various multifunctional,.This book presents state-of-the-art trends in reconfigurable active and passive planar antennas and their applications in wireless communication systems operating in the frequency band 5-6 GHz. Due to various key features such as multifunc

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Principle and Types of Reconfigurability,onfigurable antennas can be categorized based on the antenna characteristics typically the frequency, radiation pattern, and polarization. This chapter discusses various techniques that are used to reconfigure the antenna characteristic for different wireless applications. The advantages and disadva

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