Preface |
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xi | |
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1 | (18) |
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1.1 Overview Model of RFID |
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2 | (1) |
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1.2 Different Types of RFID |
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3 | (1) |
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1.3 Different Types of Chipless RFID |
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4 | (4) |
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1.4 Market Aspects for Chipless RFID |
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8 | (1) |
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1.5 RFID Frequency Spectrum |
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9 | (2) |
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1.6 Challenges in Implementing Chipless RFID in the mm-Wave Spectrum |
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11 | (4) |
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15 | (4) |
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16 | (3) |
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19 | (48) |
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19 | (3) |
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22 | (15) |
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22 | (2) |
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2.2.2 Frequency-Domain Tags |
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24 | (1) |
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25 | (3) |
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28 | (5) |
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2.2.5 Screen Printing for the Chipless Tags |
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33 | (1) |
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2.2.6 Screen Printing Experimental Observations |
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34 | (3) |
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2.3 Letter-Based Tag Design |
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37 | (6) |
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2.3.1 Effect of Substrate on Backscattered Signal |
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37 | (2) |
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2.3.2 Encoding Capacity Considerations |
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39 | (1) |
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2.3.3 Tag Design Based on the Peyote Alphabet |
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40 | (2) |
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2.3.4 Peyote Tag Frequency Response |
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42 | (1) |
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2.4 Backscattering Theory and RCS Calculations |
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43 | (6) |
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2.5 Tag Performance Simulations |
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49 | (7) |
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2.5.1 Tag Design Improvement |
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51 | (1) |
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2.5.2 Discussion of the Results |
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52 | (4) |
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2.6 Tag Response Measurements |
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56 | (3) |
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59 | (1) |
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2.8 Tag Design Questions and Answers |
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60 | (7) |
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61 | (6) |
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67 | (46) |
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67 | (3) |
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3.2 Chipless RFID Readers |
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70 | (2) |
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3.2.1 Frequency-Based Readers |
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70 | (1) |
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3.2.2 Image-Based Readers |
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71 | (1) |
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3.3 A 60-GHz System Block Diagram |
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72 | (5) |
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3.3.1 Maximum Reader Power and Link Budget Calculations |
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73 | (2) |
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3.3.2 Maximum Reading Distance Calculations |
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75 | (2) |
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77 | (1) |
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3.5 Designing and Integration: RF, IF, Controller, and Peripheral Circuits |
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78 | (22) |
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3.5.1 60-GHz Transmitter/Receiver |
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80 | (7) |
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3.5.2 Local Voltage-Controlled Oscillator |
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87 | (2) |
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3.5.3 Gain/Phase Comparator |
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89 | (3) |
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3.5.4 Digital Control Board |
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92 | (5) |
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3.5.5 Peripheral Circuits |
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97 | (3) |
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3.6 Reader Characterization |
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100 | (4) |
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3.6.1 Scanning Time and Frequency Resolution Calculations |
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100 | (2) |
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102 | (2) |
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104 | (1) |
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3.8 Chipless Reader Questions and Answers |
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105 | (8) |
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109 | (4) |
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113 | (50) |
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113 | (2) |
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4.2 Machine Learning and Pattern Recognition |
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115 | (11) |
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4.2.1 Tag Decoding Using Feedforward Networks and Backpropagation |
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116 | (1) |
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4.2.2 Feedforward Concept |
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117 | (3) |
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4.2.3 Support Vector Machines |
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120 | (1) |
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4.2.4 KNN as a Lazy Learner |
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120 | (3) |
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4.2.5 Decision Trees Ensembles |
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123 | (1) |
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4.2.6 Deep Learning Methods and Frameworks |
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124 | (2) |
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4.2.7 Machine Learning in Chipless RFID and the Gaps |
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126 | (1) |
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4.3 Data Collection Methodology |
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126 | (5) |
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4.3.1 Data Collection in the Simulations |
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128 | (2) |
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4.3.2 Data Collection in the Experiments |
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130 | (1) |
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4.4 Using Feedforward Networks |
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131 | (4) |
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4.4.1 Feedforward Network Results |
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132 | (3) |
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4.5 Using Pattern Recognition Methods |
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135 | (7) |
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4.5.1 Pattern Recognizer Results |
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137 | (5) |
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4.6 Using CW-SLAR Imaging |
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142 | (11) |
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147 | (3) |
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150 | (1) |
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4.6.3 Computational Costs |
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150 | (1) |
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4.6.4 Tag Imaging and Experimental Results |
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151 | (2) |
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4.7 A Reliable Tag Decoder Architecture |
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153 | (2) |
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155 | (1) |
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4.9 Chipless Tag Decoding Questions and Answers |
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156 | (7) |
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157 | (6) |
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5 Cloud-Based Deep Learning |
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163 | (24) |
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163 | (1) |
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5.2 Cloud Computing Considerations |
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164 | (5) |
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5.2.1 Cloud Computing Challenges |
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167 | (2) |
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5.3 Cloud Computing Hardware Architecture |
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169 | (4) |
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170 | (1) |
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171 | (2) |
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5.4 Deep Learner in Action |
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173 | (5) |
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5.4.1 2-D Image Representation of 1-D Frequency Data |
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173 | (1) |
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174 | (2) |
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5.4.3 Deep Learner Structure |
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176 | (1) |
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5.4.4 Deep Learning Results |
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177 | (1) |
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5.5 A Reliable Reader Based on Cloud Deep Learning |
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178 | (4) |
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182 | (1) |
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5.7 Cloud-Based Deep Learning Questions and Answers |
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183 | (4) |
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184 | (3) |
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187 | (6) |
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187 | (3) |
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6.2 Fulfilling Research Goals |
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190 | (1) |
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6.3 Recommendations for Future Work |
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191 | (2) |
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191 | (2) |
Appendix A Code Listing |
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193 | (12) |
Appendix B PCB Layout |
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205 | (2) |
List of Acronyms |
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207 | (6) |
About the Authors |
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213 | (2) |
Index |
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215 | |