| Acknowledgments |
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ix | |
| Introduction |
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xi | |
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Chapter 1 History of Radio-frequency Identification: from Birth to Advanced Applications |
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1 | (20) |
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1.1 Early facts about the genesis of RFID |
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1 | (1) |
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2 | (2) |
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4 | (3) |
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1.4 The 1970s: the infancy age of RFID |
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7 | (1) |
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1.5 The 1980s and 1990s: implementation of RFID |
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8 | (2) |
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10 | (1) |
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11 | (4) |
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1.8 Internet of Things: the next RFID frontier |
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15 | (4) |
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19 | (2) |
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Chapter 2 RFID Technology: Main Principles and Non-linear Behavior of Tags |
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21 | (18) |
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2.1 RFID: a multilayer vision |
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21 | (2) |
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2.2 Focus on passive UHF RFID technology |
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23 | (6) |
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23 | (1) |
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24 | (1) |
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25 | (4) |
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2.3 Non-linear RF networks and harmonic generation |
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29 | (3) |
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2.3.1 Effects of a non-linear device |
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29 | (1) |
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2.3.2 Theory on the effects of a non-linear device |
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29 | (3) |
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2.4 Non-linear behavior and associated applications in the RFID field |
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32 | (5) |
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2.4.1 Measurement of backscattered harmonics |
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32 | (1) |
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2.4.2 Wireless sensor tags |
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33 | (4) |
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37 | (2) |
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Chapter 3 Characterization Platforms for Passive RFID Chips and Tags |
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39 | (42) |
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39 | (2) |
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3.2 Measuring the backscattered tag response |
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41 | (4) |
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3.2.1 Harmonic backscattering |
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41 | (1) |
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3.2.2 Measurement techniques |
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41 | (1) |
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42 | (1) |
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3.2.4 Configuration of the physical layer in the UHF RFID system |
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43 | (2) |
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3.3 Characterization of RFID tags -- radiated measurements |
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45 | (21) |
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46 | (1) |
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46 | (1) |
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47 | (1) |
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3.3.4 Power tag sensitivity |
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48 | (1) |
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3.3.5 Radar cross-section and physical surface of a tag |
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49 | (3) |
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3.3.6 Optimized PSD analysis of the RFID communication |
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52 | (6) |
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3.3.7 Dependency analysis of harmonic scattering |
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58 | (7) |
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3.3.8 Limitations of tag characterization by radiated measurements |
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65 | (1) |
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3.4 Characterization of RFID chips-conducted measurements |
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66 | (14) |
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3.4.1 Non-linear characterization platform |
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68 | (1) |
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3.4.2 System operation description |
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68 | (4) |
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3.4.3 Activation threshold and impedance measurement |
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72 | (3) |
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3.4.4 Harmonic characterization |
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75 | (4) |
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3.4.5 Result exploitation |
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79 | (1) |
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80 | (1) |
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Chapter 4 Modeling the Harmonic Signals Produced by RFID Chips |
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81 | (18) |
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81 | (1) |
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4.2 Analysis of harmonic currents in RFID chips |
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82 | (6) |
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4.2.1 Review of Dickson analysis |
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82 | (2) |
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4.2.2 Calculation of the harmonic currents |
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84 | (4) |
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4.3 Third harmonic in traditional RFID tags |
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88 | (5) |
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4.3.1 Impedance matching network for ƒ0 |
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88 | (1) |
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4.3.2 Influence of Q in the backscattered signal at 3ƒ0 |
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89 | (4) |
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4.4 How to profit from the third harmonic signal |
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93 | (3) |
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4.4.1 Dual-band impedance matching network |
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93 | (2) |
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4.4.2 Backscattered signal at 3ƒ0 by the HT |
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95 | (1) |
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96 | (3) |
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Chapter 5 Applications: Augmented RFID Tags |
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99 | (52) |
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99 | (2) |
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5.2 Harmonic communication in passive UHF RFID |
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101 | (28) |
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5.2.1 A review of the regulations |
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102 | (2) |
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5.2.2 Harmonic reader considerations |
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104 | (1) |
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5.2.3 Harmonic tag design |
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104 | (2) |
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5.2.4 Metrics to evaluate the harmonic RFID tags |
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106 | (2) |
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5.2.5 Application case and experimental results: harmonic tag design example |
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108 | (20) |
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5.2.6 Summary: harmonic tag |
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128 | (1) |
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5.3 Harmonic harvesting: empowering the RFID tag |
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129 | (19) |
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5.3.1 Harmonic generation in diode-based circuits |
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129 | (1) |
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5.3.2 Techniques to empower the RFID chip and rectifier circuits in general |
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130 | (2) |
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5.3.3 Third harmonic exploitation in passive RFID |
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132 | (9) |
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5.3.4 Application case and experimental results |
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141 | (6) |
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5.3.5 Summary: harmonic harvesting |
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147 | (1) |
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148 | (3) |
| Conclusion |
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151 | (4) |
| Bibliography |
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155 | (16) |
| Index |
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171 | |