Preface to the Second Edition |
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xiii | |
Preface to the First Edition |
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xv | |
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1 | (5) |
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6 | (22) |
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6 | (2) |
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2.2 Scattering Parameters |
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8 | (2) |
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2.3 Short-Circuit Admittance Parameters |
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10 | (1) |
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2.4 Open-Circuit Impedance Parameters |
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10 | (1) |
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11 | (1) |
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2.6 Transmission-Line Networks |
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12 | (1) |
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13 | (3) |
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2.8 Network Parameter Conversions |
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16 | (3) |
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2.9 Symmetrical Network Analysis |
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19 | (1) |
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20 | (3) |
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2.11 Equivalent and Dual Network |
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23 | (2) |
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25 | (3) |
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27 | (1) |
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3 Basic Concepts and Theories of Filters |
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28 | (47) |
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28 | (11) |
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3.1.1 General Definitions |
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28 | (1) |
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3.1.2 Poles and Zeros on the Complex Plane |
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29 | (1) |
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3.1.3 Butterworth (Maximally Flat) Response |
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30 | (1) |
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31 | (2) |
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3.1.5 Elliptic Function Response |
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33 | (2) |
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3.1.6 Gaussian (Maximally Flat Group-Delay) Response |
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35 | (1) |
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36 | (3) |
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3.2 Lowpass Prototype Filters and Elements |
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39 | (10) |
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3.2.1 Butterworth Lowpass Prototype Filters |
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40 | (1) |
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3.2.2 Chebyshev Lowpass Prototype Filters |
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40 | (3) |
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3.2.3 Elliptic-Function Lowpass Prototype Filters |
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43 | (1) |
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3.2.4 Gaussian Lowpass Prototype Filters |
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44 | (4) |
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3.2.5 All-Pass Lowpass Prototype Filters |
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48 | (1) |
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3.3 Frequency and Element Transformations |
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49 | (6) |
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3.3.1 Lowpass Transformation |
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50 | (1) |
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3.3.2 Highpass Transformation |
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51 | (1) |
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3.3.3 Bandpass Transformation |
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52 | (2) |
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3.3.4 Bandstop Transformation |
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54 | (1) |
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55 | (7) |
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3.4.1 Definition of Immittance, Impedance, and Admittance Inverters |
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55 | (1) |
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3.4.2 Filters with Immittance Inverters |
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56 | (4) |
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3.4.3 Practical Realization of Immittance Inverters |
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60 | (2) |
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3.5 Richards' Transformation and Kuroda Identities |
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62 | (7) |
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3.5.1 Richards' Transformation |
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62 | (3) |
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65 | (1) |
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3.5.3 Coupled-Line Equivalent Circuits |
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65 | (4) |
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3.6 Dissipation and Unloaded Quality Factor |
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69 | (6) |
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3.6.1 Unloaded Quality Factors of Lossy Reactive Elements |
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69 | (1) |
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3.6.2 Dissipation Effects on Lowpass and Highpass Filters |
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70 | (2) |
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3.6.3 Dissipation Effects on Bandpass and Bandstop Filters |
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72 | (2) |
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74 | (1) |
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4 Transmission Lines and Components |
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75 | (37) |
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75 | (8) |
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4.1.1 Microstrip Structure |
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75 | (1) |
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4.1.2 Waves In Microstrip |
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75 | (1) |
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4.1.3 Quasi-TEM Approximation |
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76 | (1) |
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4.1.4 Effective Dielectric Constant and Characteristic Impedance |
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76 | (2) |
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4.1.5 Guided Wavelength, Propagation Constant, Phase Velocity, and Electrical Length |
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78 | (1) |
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79 | (1) |
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4.1.7 Effect of Strip Thickness |
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79 | (1) |
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4.1.8 Dispersion in Microstrip |
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80 | (1) |
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81 | (1) |
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4.1.10 Effect of Enclosure |
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82 | (1) |
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4.1.11 Surface Waves and Higher-Order Modes |
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82 | (1) |
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83 | (5) |
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4.2.1 Even- and Odd-Mode Capacitances |
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84 | (1) |
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4.2.2 Even- and Odd-Mode Characteristic Impedances and Effective Dielectric Constants |
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85 | (1) |
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4.2.3 More Accurate Design Equations |
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86 | (2) |
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4.3 Discontinuities and Components |
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88 | (15) |
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4.3.1 Microstrip Discontinuities |
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88 | (3) |
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4.3.2 Microstrip Components |
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91 | (10) |
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4.3.3 Loss Considerations for Microstrip Resonators |
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101 | (2) |
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4.4 Other Types of Microstrip Lines |
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103 | (1) |
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4.5 Coplanar Waveguide (CPW) |
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104 | (3) |
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107 | (5) |
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109 | (3) |
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5 Lowpass and Bandpass Filters |
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112 | (50) |
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112 | (11) |
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5.1.1 Stepped-Impedance L-C Ladder-Type Lowpass Filters |
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112 | (3) |
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5.1.2 L-C Ladder-Type of Lowpass Filters Using Open-Circuited Stubs |
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115 | (4) |
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5.1.3 Semilumped Lowpass Filters Having Finite-Frequency Attenuation Poles |
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119 | (4) |
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123 | (39) |
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5.2.1 End-Coupled Half-Wavelength Resonator Filters |
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123 | (5) |
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5.2.2 Parallel-Coupled Half-Wavelength Resonator Filters |
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128 | (3) |
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5.2.3 Hairpin-Line Bandpass Filters |
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131 | (4) |
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5.2.4 Interdigital Bandpass Filters |
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135 | (9) |
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144 | (6) |
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5.2.6 Pseudocombline Filters |
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150 | (3) |
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5.2.7 Stub Bandpass Filters |
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153 | (7) |
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160 | (2) |
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6 Highpass and Bandstop Filters |
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162 | (31) |
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162 | (7) |
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6.1.1 Quasilumped Highpass Filters |
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162 | (4) |
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6.1.2 Optimum Distributed Highpass Filters |
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166 | (3) |
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169 | (24) |
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6.2.1 Narrow-Band Bandstop Filters |
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169 | (8) |
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6.2.2 Bandstop Filters with Open-Circuited Stubs |
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177 | (6) |
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6.2.3 Optimum Bandstop Filters |
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183 | (5) |
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6.2.4 Bandstop Filters for RF Chokes |
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188 | (3) |
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191 | (2) |
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7 Coupled-Resonator Circuits |
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193 | (39) |
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7.1 General Coupling Matrix for Coupled-Resonator Filters |
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194 | (8) |
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7.1.1 Loop Equation Formulation |
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194 | (4) |
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7.1.2 Node Equation Formulation |
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198 | (3) |
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7.1.3 General Coupling Matrix |
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201 | (1) |
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7.2 General Theory of Couplings |
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202 | (13) |
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7.2.1 Synchronously Tuned Coupled-Resonator Circuits |
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203 | (6) |
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7.2.2 Asynchronously Tuned Coupled-Resonator Circuits |
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209 | (6) |
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7.3 General Formulation for Extracting Coupling Coefficient k |
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215 | (1) |
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7.4 Formulation for Extracting External Quality Factor Qe |
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216 | (5) |
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7.4.1 Singly Loaded Resonator |
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216 | (3) |
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7.4.2 Doubly Loaded Resonator |
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219 | (2) |
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221 | (7) |
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7.5.1 Extracting k (Synchronous Tuning) |
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222 | (3) |
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7.5.2 Extracting k (Asynchronous Tuning) |
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225 | (2) |
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227 | (1) |
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7.6 General Coupling Matrix Including Source and Load |
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228 | (4) |
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231 | (1) |
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8 CAD for Low-Cost and High-Volume Production |
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232 | (29) |
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8.1 Computer-Aided Design (CAD) Tools |
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233 | (1) |
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8.2 Computer-Aided Analysis (CAA) |
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233 | (9) |
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233 | (5) |
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8.2.2 Electromagnetic Simulation |
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238 | (4) |
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8.3 Filter Synthesis by Optimization |
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242 | (6) |
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8.3.1 General Description |
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242 | (1) |
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8.3.2 Synthesis of a Quasielliptic-Function Filter by Optimization |
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243 | (1) |
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8.3.3 Synthesis of an Asynchronously Tuned Filter by Optimization |
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244 | (1) |
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8.3.4 Synthesis of a UMTS Filter by Optimization |
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245 | (3) |
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248 | (13) |
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8.4.1 Example One (Chebyshev Filter) |
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248 | (4) |
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8.4.2 Example Two (Cross-Coupled Filter) |
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252 | (6) |
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258 | (3) |
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9 Advanced RF/Microwave Filters |
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261 | (73) |
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9.1 Selective Filters with a Single Pair of Transmission Zeros |
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261 | (10) |
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9.1.1 Filter Characteristics |
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261 | (2) |
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263 | (3) |
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266 | (1) |
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9.1.4 Microstrip Filter Realization |
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267 | (4) |
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9.2 Cascaded Quadruplet (CQ) Filters |
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271 | (4) |
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9.2.1 Microstrip CQ Filters |
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271 | (1) |
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272 | (3) |
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9.3 Trisection and Cascaded Trisection (CT) Filters |
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275 | (12) |
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9.3.1 Characteristics of CT Filters |
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275 | (1) |
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276 | (5) |
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9.3.3 Microstrip Trisection Filters |
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281 | (3) |
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9.3.4 Microstrip CT Filters |
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284 | (3) |
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9.4 Advanced Filters with Transmission-Line Inserted Inverters |
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287 | (8) |
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9.4.1 Characteristics of Transmission-Line Inserted Inverters |
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287 | (2) |
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9.4.2 Filtering Characteristics with Transmission-Line Inserted Inverters |
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289 | (5) |
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9.4.3 General Transmission-Line Filter |
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294 | (1) |
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295 | (9) |
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9.5.1 Prototype of Linear-Phase Filter |
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296 | (6) |
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9.5.2 Microstrip Linear-Phase Bandpass Filters |
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302 | (2) |
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9.6 Extracted Pole Filters |
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304 | (12) |
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9.6.1 Extracted Pole Synthesis Procedure |
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306 | (5) |
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311 | (2) |
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9.6.3 Microstrip-Extracted Pole Bandpass Filters |
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313 | (3) |
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316 | (4) |
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9.7.1 General Coupling Structure |
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316 | (3) |
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9.7.2 Elliptic-Function/Selective Linear-Phase Canonical Filters |
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319 | (1) |
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320 | (14) |
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9.8.1 Filters Using Mixed Resonators |
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321 | (1) |
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9.8.2 Filters Using Dual-Band Resonators |
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322 | (6) |
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9.8.3 Filters Using Cross-Coupled Resonators |
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328 | (4) |
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332 | (2) |
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10 Compact Filters and Filter Miniaturization |
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334 | (99) |
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10.1 Miniature Open-Loop and Hairpin Resonator Filters |
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334 | (2) |
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10.2 Slow-Wave Resonator Filters |
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336 | (13) |
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10.2.1 Capacitively Loaded Transmission-Line Resonator |
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338 | (3) |
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10.2.2 End-Coupled Slow-Wave Resonators Filters |
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341 | (2) |
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10.2.3 Slow-Wave, Open-Loop Resonator Filters |
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343 | (6) |
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10.3 Miniature Dual-Mode Resonator Filters |
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349 | (30) |
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10.3.1 Microstrip Dual-Mode Resonators |
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350 | (2) |
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10.3.2 Miniaturized Dual-Mode Resonator Filters |
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352 | (3) |
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10.3.3 Dual-Mode Triangular-Patch Resonator Filters |
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355 | (11) |
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10.3.4 Dual-Mode Open-Loop Filters |
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366 | (13) |
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10.4 Lumped-Element Filters |
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379 | (5) |
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10.5 Miniature Filters Using High Dielectric-Constant Substrates |
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384 | (2) |
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386 | (47) |
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10.6.1 Aperture-Coupled Resonator Filters |
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386 | (7) |
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10.6.2 Filters with Defected Ground Structures |
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393 | (11) |
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10.6.3 Substrate-Integrated Waveguide Filters |
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404 | (8) |
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10.6.4 LTCC and LCP Filters |
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412 | (9) |
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421 | (12) |
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11 Superconducting Filters |
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433 | (55) |
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11.1 High-Temperature Superconducting (HTS) Materials |
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433 | (8) |
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11.1.1 Typical HTS Materials |
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433 | (1) |
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11.1.2 Complex Conductivity of Superconductors |
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434 | (1) |
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11.1.3 Penetration Depth of Superconductors |
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435 | (1) |
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11.1.4 Surface Impedance of Superconductors |
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436 | (4) |
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11.1.5 Nonlinearity of Superconductors |
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440 | (1) |
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11.1.6 Substrates for Superconductors |
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440 | (1) |
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11.2 HTS Filters for Mobile Communications |
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441 | (21) |
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11.2.1 HTS Filter with a Single Pair of Transmission Zeros |
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442 | (6) |
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11.2.2 HTS Filter with Two Pairs of Transmission Zeros |
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448 | (6) |
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11.2.3 HTS Filter with Group-Delay Equalization |
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454 | (8) |
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11.3 HTS Filters for Satellite Communications |
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462 | (7) |
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462 | (3) |
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465 | (3) |
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11.3.3 Ka-Band HTS Filter |
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468 | (1) |
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11.4 HTS Filters for Radio Astronomy and Radar |
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469 | (6) |
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11.4.1 Narrowband Miniature HTS Filter at UHF Band |
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470 | (3) |
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11.4.2 Wideband HTS Filter with Strong Coupling Resonators |
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473 | (2) |
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11.5 High-Power HTS Filters |
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475 | (4) |
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479 | (9) |
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480 | (8) |
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12 Ultra-Wideband (UWB) Filters |
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488 | (75) |
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12.1 UWB Filters with Short-Circuited Stubs |
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488 | (7) |
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12.1.1 Design of Stub UWB Filters |
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488 | (2) |
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12.1.2 Stub UWB Filters with Improved Upper Stopband |
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490 | (5) |
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12.2 UWB-Coupled Resonator Filters |
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495 | (25) |
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12.2.1 Interdigital UWB Filters with Microstrip/CPW-Coupled Resonators |
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495 | (6) |
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12.2.2 Broadside-Coupled Slow-Wave Resonator UWB Filters |
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501 | (4) |
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12.2.3 UWB Filters Using Coupled Stepped-Impedance Resonators |
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505 | (6) |
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12.2.4 Multimode-Resonator UWB Filters |
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511 | (9) |
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12.3 Quasilumped Element UWB Filters |
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520 | (9) |
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12.3.1 Six-Pole Filter Design Example |
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520 | (6) |
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12.3.2 Eight-Pole Filter Design Example |
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526 | (3) |
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12.4 UWB Filters Using Cascaded Miniature High- And Lowpass Filters |
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529 | (7) |
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12.4.1 Miniature Wideband Highpass Filter |
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530 | (3) |
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12.4.2 Miniature Lowpass Filter |
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533 | (2) |
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12.4.3 Implementation of UWB Bandpass Filter |
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535 | (1) |
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12.5 UWB Filters with Notch Band(s) |
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536 | (27) |
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12.5.1 UWB Filters with Embedded Band Notch Stubs |
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537 | (6) |
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12.5.2 Notch Implementation Using Interdigital Coupled Lines |
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543 | (7) |
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12.5.3 UWB Filters with Notched Bands Using Vertically Coupled Resonators |
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550 | (7) |
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557 | (6) |
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13 Tunable and Reconfigurable Filters |
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563 | (62) |
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13.1 Tunable Combline Filters |
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564 | (6) |
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13.2 Tunable Open-Loop Filters without Via-Hole Grounding |
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570 | (4) |
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13.3 Reconfigurable Dual-Mode Bandpass Filters |
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574 | (17) |
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13.3.1 Reconfigurable Dual-Mode Filter with Two dc Biases |
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574 | (3) |
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13.3.2 Tunable Dual-Mode Filters Using a Single dc Bias |
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577 | (11) |
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13.3.3 Tunable Four-Pole Dual-Mode Filter |
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588 | (3) |
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13.4 Wideband Filters with Reconfigurable Bandwidth |
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591 | (6) |
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13.5 Reconfigurable UWB Filters |
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597 | (7) |
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13.5.1 UWB Filter with Switchable Notch |
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597 | (4) |
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13.5.2 UWB Filter with Tunable Notch |
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601 | (1) |
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13.5.3 Miniature Reconfigurable UWB Filter |
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602 | (2) |
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13.6 RF MEMS Reconfigurable Filters |
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604 | (6) |
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13.6.1 MEMS and Micromachining |
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604 | (4) |
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13.6.2 Reconfigurable Filters Using RF MEMS Switches |
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608 | (2) |
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13.7 Piezoelectric Transducer Tunable Filters |
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610 | (1) |
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13.8 Ferroelectric Tunable Filters |
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610 | (15) |
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13.8.1 Ferroelectric Materials |
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611 | (1) |
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13.8.2 Ferroelectric Varactors |
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612 | (3) |
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13.8.3 Frequency Agile Filters Using Ferroelectrics |
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615 | (4) |
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619 | (6) |
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Appendix: Useful Constants and Data |
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625 | (2) |
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625 | (1) |
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A.2 Conductivity of Metals at 25°C (298K) |
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625 | (1) |
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A.3 Electical Resistivity ρ in 10-8 Ωm of Metals |
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626 | (1) |
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A.4 Properties of Dielectric Substrates |
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626 | (1) |
Index |
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627 | |