Contents Acknowledgments ix Chapter 1 Introduction 1 1.1 Motivation .................................................................... 1 1.2 Historical Perspective ................................................... 2 1.3 Linearization and Memory E

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- Introduction to Communication Systems - Mathematical Physical Fundamentals - Fundamentals of Antennas - Practical Antennas - Propagation Mechanisms Modelling - Wireless Communication Links - Cellular Concept uploadfile/200812/3/Antennas and Propaga

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Antennas are transducers that transfer electromagnetic energy between a transmission line and free space. Antennas are in general reciprocal devices, which can be used both as transmitting and as receiving elements. This is how the antennas on cellul

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The ever-increasing demands for more bandwidth, coupled with requirements for both high linearity and high efficiency create everincreasing challenges in the design of power amplifiers and transmitters. A single W-CDMA signal, for example, taxes the

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Linearization techniques are incorporated into power amplifiers and transmitters for the dual purposes of improving linearity and for allowing operation with less back-off and therefore higher efficiency. This article provides a summary of the three

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The building blocks used in transmitters are not only power amplifiers, but a variety of other circuit elements including oscillators, mixers, low-level amplifiers, filters, matching networks, combiners, and circulators. The arrangement of building b

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Part 1 of this series introduced basic concepts, discussed the characteristics of signals to be amplified, and gave background information on RF power devices. Part 2 reviews the basic techniques, ratings, and implementation methods for power amplifi

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RF and microwave power amplifiers and transmitters are used in a wide variety of applications including wireless communication,jamming, imaging, radar,and RF heating. This article provides an introduction and historical background for the subject, an

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