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[null,"1.","Record Nr.",null,"UNINA9910703646803321"]
[null,null,"Autore",null,"Bleiwas Donald I."]
[null,null,"Titolo",null,"Barite : a case study of import reliance on an essential material for oil and gas exploration and development drilling / / by Donald I. Bleiwas and M. Michael Miller"]
[null,null,"Pubbl/distr/stampa",null,"Reston, Virginia : , : U.S. Department of the Interior, U.S. Geological Survey, , 2014"]
[null,null,"Descrizione fisica",null,"1 online resource (iii, 6 pages) : color illustrations"]
[null,null,"Collana",null,"Scientific investigations report ; ; 2014-5230"]
[null,null,"Soggetti",null,"Barite"]
[{"$nulls":4},"Petroleum - Prospecting"]
[{"$nulls":4},"Natural gas - Prospecting"]
[{"$nulls":4},"Gas well drilling"]
[{"$nulls":4},"Oil well drilling"]
[null,null,"Lingua di pubblicazione",null,"Inglese"]
[null,null,"Formato",null,"Materiale a stampa"]
[null,null,null,"Livello bibliografico","Monografia"]
[null,null,null,"Note generali","Title from title screen (viewed on May 7, 2015)."]
[null,null,null,"Nota di bibliografia","Includes bibliographical references (pages 5-6)."]
[null,"2.","Record Nr.",null,"UNINA9910820080503321"]
[null,null,"Autore",null,"Wang Zhancang"]
[null,null,"Titolo",null,"Envelope Tracking Power Amplifiers for Wireless Communications"]
[null,null,"Pubbl/distr/stampa",null,"Norwood : , : Artech House, , 2014"]
[{"$nulls":4},"[Piscataqay, New Jersey] : , : IEEE Xplore, , [2014]"]
[null,null,"ISBN",null,"1-60807-785-3"]
[null,null,"Descrizione fisica",null,"1 online resource (363 p.)"]
[null,null,"Collana",null,"The Artech House microwave library"]
[null,null,"Disciplina",null,"621.38413"]
[null,null,"Soggetti",null,"Power amplifiers"]
[null,null,"Lingua di pubblicazione",null,"Inglese"]
[null,null,"Formato",null,"Materiale a stampa"]
[null,null,null,"Livello bibliografico","Monografia"]
[null,null,null,"Note generali","Description based upon print version of record."]
[null,null,null,"Nota di bibliografia","Includes bibliographical references and index."]
[null,null,"Nota di contenuto",null,"Envelope Tracking Power Amplifiers for Wireless Communications; Contents; Preface; Acknowledgments; CHAPTER 1 High-Efficiency -- Power -- Amplifier -- Architectures and Devices; 1.1 Efficiency Definitions for RF PA; 1.2 Characteristics of Modern Modulated Signals; 1.2.1 Crest Factor; 1.2.2 Probability Density Function; 1.2.3 Second Generation Signal ; 1.2.4 Third Generation Signal ; 1.2.5 Fourth Generation Signal ; 1.3 Architectures for High-Efficiency PA; 1.3.1 Switch Mode PA; 1.3.2 Waveform-Engineered PA; 1.3.3 Doherty; 1.3.4 LINC and Outphasing; 1.3.5 Envelope Elimination and Restoration."]
[{"$nulls":4},"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."]
[null,null,null,"Sommario/riassunto","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."]