LEADER 00000cam a2200589Ii 4500 001 on1022790595 003 OCoLC 005 20190111051151.6 006 m o d 007 cr un||||||||| 008 180208s2017 maua ob 001 0 eng d 020 1630814679|q(electronic) 020 9781630814670|q(electronic book) 020 |z9781608079872 020 |z1608079872 035 (OCoLC)1022790595 040 COO|beng|erda|epn|cCOO|dOCLCO|dUAB|dK6U|dSTF|dOCLCF|dD6H |dOCLCQ|dYDX|dEBLCP|dCUV|dS9I|dN$T 049 RIDW 050 4 TK7871.58.P6 066 |c(S 072 7 TEC|x009070|2bisacsh 082 04 621.3841/2|223 090 TK7871.58.P6 100 1 Wang, Zhancang,|0https://id.loc.gov/authorities/names/ nb2014017548|eauthor. 245 10 High-efficiency load modulation power amplifiers for wireless communications /|cZhancang Wang. 264 1 Boston ;|aLondon :|bArtech House,|c[2017] 300 1 online resource :|billustrations. 336 text|btxt|2rdacontent 337 computer|bc|2rdamedia 338 online resource|bcr|2rdacarrier 347 data file|2rda 490 1 Artech House microwave library 504 Includes bibliographical references and index. 505 0 Intro; High-Efficiency Load Modulation Power Amplifiers for Wireless Communications; Contents; Preface; Acknowledgments; Chapter 1 Call for Efficient Power Amplification; 1.1 Figures of Merit of a Modern Radio Power Amplifier; 1.1.1 Output Power; 1.1.2 Power Gain; 1.1.3 Power Added Efficiency; 1.1.4 Bandwidth; 1.1.5 Linearity; 1.2 Evolution of Communication Signals; 1.2.1 History and Trends of Communication Signals; 1.2.2 Effect of Signal Evolution on PAPR; 1.2.3 Effect of High PAPR on Figures of Merit for PAs; 1.3 Efficient Amplification with Modulation; 1.3.1 Bias Modulation Amplifiers 505 8 1.3.2 Load Modulation AmplifiersReferences; Select Bibliography; Chapter 2 Passive Load Impedance Tuner Design; 2.1 Specification of Passive Load Impedance Tuners; 2.2 Selection of Tuning Elements for Passive Impedance Tuners; 2.3 Microwave Varactors; 2.3.1 Varactors for Dynamic Load Modulation; 2.3.2 MEMS Varactors; 2.3.3 BST Varactors; 2.3.4 Silicon Varactor Diodes; 2.3.5 GaAs Varactor Diodes; 2.3.6 SiC Varactor Diodes; 2.3.7 GaN Varactor Diodes; 2.4 High-Performance Varactor Stacks; 2.4.1 Distortion-Free Varactor Stack; 2.4.2 Wide Tone Spacing Varactor Stack 505 8 3.4 PA Design for Dynamic Load3.4.1 Dynamic Load Class-AB Amplifier; 3.4.2 Dynamic Load Saturated Class-B Amplifier; 3.4.3 Dynamic Load Class-C Amplifier; 3.4.4 Dynamic Load Class-D Amplifier; 3.4.5 Dynamic Load Class-E Amplifier; 3.4.6 Dynamic Class-F Amplifier; 3.5 Digital Signal Processing for Dynamic Load; 3.5.1 Timing Alignment for Dynamic Load; 3.5.2 Bandwidth Reduction of Dynamic Load Control Signal; 3.5.3 Slew-Rate Reduction of Dynamic Load Control Signal; 3.5.4 Linearization of Dynamic Load Amplifier; 3.6 Measurement Methods for Dynamic Load Amplifiers 505 8 3.6.1 Test Bed Sync for the Dynamic Load System3.6.2 Continuous-Wave Versus Complex Stimulus; 3.6.3 Complex Stimulus Measurements Setup; 3.6.4 Complex Characterization Techniques; References; Selected Bibliography; Chapter 4 Active Load Modulation Power Amplifiers; 4.1 Balanced Versus Doherty; 4.2 Active Load Pulling Effect; 4.3 Active Load Amplifiers; 4.4 Doherty Amplifier; 4.4.1 Impedance Inverter; 4.4.2 Amplifier Cells; 4.4.3 Offset Lines; 4.4.4 Input Power Splitter; 4.4.5 Output Doherty Combining; 4.5 Classical Doherty Limitations and Solutions; 4.5.1 Low Breakpoint Efficiency 520 Includes practical and cutting-edge insight, this book presents a complete and systematic overview of the practical design considerations of radio frequency (RF) high efficiency load modulation power amplifiers (PA) for modern wireless communications for 4G and beyond. -- |cEdited summary from book. 588 Description based on print version record. 590 eBooks on EBSCOhost|bEBSCO eBook Subscription Academic Collection - North America 650 0 Power amplifiers.|0https://id.loc.gov/authorities/subjects /sh85105977 650 7 Power amplifiers.|2fast|0https://id.worldcat.org/fast/ 1074236 655 4 Electronic books. 830 0 Artech House microwave library.|0https://id.loc.gov/ authorities/names/n42002465 856 40 |uhttps://rider.idm.oclc.org/login?url=http:// search.ebscohost.com/login.aspx?direct=true&scope=site& db=nlebk&AN=1825931|zOnline eBook via EBSCO. Access restricted to current Rider University students, faculty, and staff. 856 42 |3Instructions for reading/downloading the EBSCO version of this eBook|uhttp://guides.rider.edu/ebooks/ebsco 880 8 |6505-00/(S|a2.4.3 Narrow Tone Spacing Varactor Stack2.5 Passive Impedance Tuner Topologies; 2.5.1 L-Section Impedance Tuner; 2.5.2 Π-Section Impedance Tuner; 2.5.3 T- Section Impedance Tuner; 2.5.4 Multiple Tunable Element Impedance Tuner; References; Selected Bibliography; Chapter 3 Dynamic Load Modulation Power Amplifiers; 3.1 Dynamic Load Modulation Basics; 3.2 Passive Impedance Tuner Considerations; 3.2.1 Topology Selection for Impedance Tuner; 3.2.2 Design Considerations of Load Impedance Tuner; 3.3 Varactor Driver for Dynamic Load; 3.3.1 OPAMP Driver; 3.3.2 FET Amplifier Driver 901 MARCIVE 20231220 948 |d20190118|cEBSCO|tEBSCOebooksacademic NEW 1-11-19 6702 |lridw 994 92|bRID