| Preface |
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ix | |
| Acknowledgements |
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xi | |
| Abbreviations |
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xii | |
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1 | (13) |
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1 | (1) |
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Electromagnetic band gap (EBG) structures |
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2 | (4) |
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2 | (2) |
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4 | (2) |
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Analysis methods for EBG structures |
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6 | (2) |
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EBG applications in antenna engineering |
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8 | (6) |
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Antenna substrates for surface wave suppressions |
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8 | (1) |
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Antenna substrates for efficient low profile wire antenna designs |
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9 | (1) |
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Reflection/transmission surfaces for high gain antennas |
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10 | (4) |
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FDTD method for periodic structure analysis |
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14 | (16) |
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14 | (10) |
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14 | (1) |
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Yee's cell and updating scheme |
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15 | (3) |
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Absorbing boundary conditions: PML |
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18 | (4) |
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22 | (1) |
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Extraction of characteristic parameters |
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23 | (1) |
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Periodic boundary conditions |
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24 | (6) |
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Fundamental challenges in PBC |
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24 | (1) |
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25 | (1) |
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Constant kx method for scattering analysis |
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26 | (4) |
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30 | (29) |
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30 | (1) |
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Brillouin zone for periodic waveguides |
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31 | (2) |
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33 | (4) |
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Plane wave scattering analysis |
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37 | (8) |
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38 | (1) |
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39 | (2) |
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41 | (4) |
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A unified approach: hybrid FDTD/ARMA method |
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45 | (9) |
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A unified approach for guided wave and scattering analysis |
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45 | (4) |
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49 | (2) |
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51 | (3) |
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54 | (5) |
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EBG characterizations and classifications |
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59 | (28) |
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Resonant circuit models for EBG structures |
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59 | (4) |
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Effective medium model with lumped LC elements |
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59 | (2) |
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Transmission line model for surface waves |
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61 | (1) |
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Transmission line model for plane waves |
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62 | (1) |
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Graphic representation of frequency band gap |
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63 | (4) |
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63 | (2) |
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Near field distributions inside and outside the frequency band gap |
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65 | (2) |
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Frequency band gap for surface wave propagation |
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67 | (2) |
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67 | (1) |
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68 | (1) |
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In-phase reflection for plane wave incidence |
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69 | (5) |
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69 | (1) |
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EBG reflection phase: normal incidence |
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70 | (1) |
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EBG reflection phase: oblique incidence |
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71 | (3) |
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74 | (10) |
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Impedance and reflection coefficient of a periodic ground plane |
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75 | (2) |
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77 | (3) |
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80 | (4) |
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Classifications of various EBG structures |
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84 | (1) |
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85 | (2) |
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Designs and optimizations of EBG structures |
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87 | (40) |
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Parametric study of a mushroom-like EBG structure |
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87 | (4) |
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87 | (2) |
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89 | (1) |
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Substrate thickness effect |
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89 | (1) |
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Substrate permittivity effect |
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90 | (1) |
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Comparison of mushroom and uni-planar EBG designs |
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91 | (4) |
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Polarization-dependent EBG surface designs |
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95 | (8) |
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Rectangular patch EBG surface |
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95 | (2) |
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97 | (1) |
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EBG surface with offset vias |
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97 | (2) |
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An example application: PDEBG reflector |
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99 | (4) |
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Compact spiral EBG designs |
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103 | (4) |
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103 | (2) |
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105 | (1) |
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105 | (2) |
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107 | (5) |
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Particle swarm optimization (PSO) of EBG structures |
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112 | (8) |
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Particle swarm optimization: a framework |
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112 | (1) |
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Optimization for a desired frequency with a +90° reflection phase |
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113 | (4) |
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Optimization for a miniaturized EBG structure |
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117 | (1) |
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General steps of EBG optimization problems using PSO |
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118 | (2) |
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Advanced EBG surface designs |
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120 | (4) |
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Space filling curve EBG designs |
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120 | (1) |
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Multi-band EBG surface designs |
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120 | (1) |
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Tunable EBG surface designs |
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120 | (4) |
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124 | (3) |
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Patch antennas with EBG structures |
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127 | (29) |
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Patch antennas on high permittivity substrate |
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127 | (3) |
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Gain enhancement of a single patch antenna |
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130 | (8) |
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Patch antenna surrounded by EBG structures |
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130 | (2) |
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Circularly polarized patch antenna design |
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132 | (4) |
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Various EBG patch antenna designs |
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136 | (2) |
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Mutual coupling reduction of a patch array |
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138 | (11) |
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Mutual coupling between patch antennas on high dielectric constant substrate |
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139 | (3) |
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Mutual coupling reduction by the EBG structure |
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142 | (5) |
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147 | (2) |
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EBG patch antenna applications |
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149 | (4) |
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EBG patch antenna for high precision GPS applications |
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149 | (1) |
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EBG patch antenna for wearable electronics |
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149 | (2) |
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EBG patch antennas in phased arrays for scan blindness elimination |
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151 | (2) |
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153 | (3) |
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Low profile wire antennas on EBG ground plane |
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156 | (47) |
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Dipole antenna on EBG ground plane |
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156 | (8) |
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Comparison of PEC, PMC, and EBG ground planes |
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156 | (2) |
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Operational bandwidth selection |
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158 | (3) |
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161 | (3) |
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Low profile antennas: wire-EBG antenna vs. patch antenna |
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164 | (7) |
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Two types of low profile antennas |
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164 | (2) |
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Performance comparison between wire-EBG and patch antennas |
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166 | (3) |
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A dual band wire-EBG antenna design |
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169 | (2) |
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Circularly polarized curl antenna on EBG ground plane |
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171 | (9) |
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Performance of curl antennas over PEC and EBG ground planes |
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172 | (3) |
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Parametric studies of curl antennas over the EBG surface |
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175 | (3) |
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Experimental demonstration |
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178 | (2) |
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Dipole antenna on a PDEBG ground plane for circular polarization |
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180 | (5) |
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Radiation mechanism of CP dipole antenna |
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181 | (1) |
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182 | (3) |
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Reconfigurable bent monopole with radiation pattern diversity |
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185 | (6) |
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Bent monopole antenna on EBG ground plane |
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186 | (2) |
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Reconfigurable design for one-dimensional beam switch |
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188 | (3) |
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Reconfigurable design for two-dimensional beam switch |
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191 | (1) |
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Printed dipole antenna with a semi-EBG ground plane |
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191 | (9) |
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Dipole antenna near the edge of a PEC ground plane |
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193 | (1) |
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Enhanced performance of dipole antenna near the edge of an EBG ground plane |
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194 | (1) |
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Printed dipole antenna with a semi-EBG ground plane |
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195 | (5) |
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200 | (1) |
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200 | (3) |
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203 | (35) |
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A grounded slab loaded with periodic patches |
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203 | (6) |
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Comparison of two artificial ground planes |
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203 | (3) |
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Surface waves in the grounded slab with periodic patch loading |
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206 | (3) |
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Dipole-fed surface wave antennas |
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209 | (8) |
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Performance of a low profile dipole on a patch-loaded grounded slab |
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209 | (3) |
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Radiation mechanism: the surface wave antenna |
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212 | (3) |
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Effect of the finite artificial ground plane |
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215 | (2) |
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Comparison between the surface wave antenna and vertical monopole antenna |
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217 | (1) |
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Patch-fed surface wave antennas |
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217 | (6) |
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Comparison between a circular microstrip antenna and a patch-fed SWA |
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218 | (5) |
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Experimental demonstration |
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223 | (1) |
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Dual band surface wave antenna |
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223 | (13) |
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Crosspatch-fed surface wave antenna |
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226 | (2) |
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Modified crosspatch-fed surface wave antenna for dual band operation |
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228 | (8) |
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236 | (2) |
| Appendix: EBG literature review |
|
238 | (23) |
| Index |
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261 | |
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