03183nam 2200565 450 991082008050332120230125213520.01-60807-785-3(CKB)2560000000254546(EBL)1711437(SSID)ssj0001437306(PQKBManifestationID)12548210(PQKBTitleCode)TC0001437306(PQKBWorkID)11445417(PQKB)11422297(Au-PeEL)EBL1711437(OCoLC)905527321(CaBNVSL)mat09100554(IEEE)9100554(MiAaPQ)EBC1711437(EXLCZ)99256000000025454620200730d2014 uy engur|n|---|||||txtccrEnvelope Tracking Power Amplifiers for Wireless CommunicationsNorwood :Artech House,2014.[Piscataqay, New Jersey] :IEEE Xplore,[2014]1 online resource (363 p.)The Artech House microwave libraryDescription based upon print version of record.1-60807-784-5 Includes bibliographical references and index.Envelope Tracking Power Amplifiers for Wireless Communications; Contents; Preface; Acknowledgments; CHAPTER 1 High-Efficiency -- Power -- Amplifier -- Architectures and Devices; 1.1 Efficiency Definitions for RF PA; 1.2 Characteristics of Modern Modulated Signals; 1.2.1 Crest Factor; 1.2.2 Probability Density Function; 1.2.3 Second Generation Signal ; 1.2.4 Third Generation Signal ; 1.2.5 Fourth Generation Signal ; 1.3 Architectures for High-Efficiency PA; 1.3.1 Switch Mode PA; 1.3.2 Waveform-Engineered PA; 1.3.3 Doherty; 1.3.4 LINC and Outphasing; 1.3.5 Envelope Elimination and Restoration.1.3.6 Envelope Tracking1.4 Device Technologies for High-Efficiency PA; 1.4.1 GaAs HBT; 1.4.2 CMOS ; 1.4.3 Si-LDMOS; 1.4.4 GaN HEMT; References; CHAPTER 2 Envelope -- Tracking -- Power -- Amplifier -- Basics; 2.1 Introduction; 2.1.1 Motivation for ET; 2.1.2 ET Pyramid; 2.2 Principle of ET; 2.2.1 Signal Definition; 2.2.2 ET Efficiency; 2.2.3 Design Cons.Envelope tracking technology is seen as the most promising efficiency enhancement technology for RF power amplifiers for 4G and beyond wireless communications. More and more organizations are investing and researching on this topic with huge potential in academic and commercial areas. This is the first book on the market to offer complete introduction, theory, and design considerations on envelope tracking for wireless communications. This resource presents you with a full introduction to the subject and covers underlying theory and practical design considerations.Artech House microwave library.Power amplifiersPower amplifiers.621.38413Wang Zhancang1608794CaBNVSLCaBNVSLCaBNVSLBOOK9910820080503321Envelope Tracking Power Amplifiers for Wireless Communications4017179UNINA