Filter synthesis using genesys S/Filter

Title:

Personal Author:

Rhea, Randall W., author

Publication Information:

Norwood, MA: Artech House, 2014

Physical Description:

xiv, 327 pages : illustrations ; 26 cm.

ISBN:

9781608078028

Subject Term:

Electric filters

Electric filters -- Design and construction

Electric filters -- Mathematical models

Available:*

Library	Item Barcode	Call Number	Material Type	Item Category 1	Status
Searching... PSZ JB	30000010335003	TK7872.F5 R44 2014	Open Access Book	Book	Searching... Unknown

This resource presents a practical guide to using Genesys software for microwave and RF filter design and synthesis. The focus of the book is common filter design problems and how to use direct synthesis to solve those problems. It also covers the application of S/Filter features to solving important and common filter problems.

Author Notes

Randall W. Rhea is a leading RF and microwave engineering expert with extensive industry experience working for Boeing Company, Goodyear Aerospace, and Scientific-Atlanta. He is the author of popular books in the field as well as numerous technical papers and tutorial CDs. He is a graduate of the University of Illinois and Arizona State University.

Preface	p. xiii
References	p. xiv
1 Transmission Zeros	p. 1
1.1 Determining TZ by Inspection	p. 1
1.2 Filter Degree	p. 4
1.3 Canonical Realization	p. 4
1.4 Influence of TZs on the Response	p. 4
References	p. 6
2 All-Pole Lowpass and Highpass	p. 7
2.1 Initial All-Pole Lowpass Parameters	p. 7
2.2 Dual Topologies	p. 9
2.3 Chebyshev Approximation with Even Order	p. 10
2.4 All-Pole Highpass Example	p. 11
References	p. 12
3 Lowpass with Finite Zeros	p. 13
3.1 Introduction	p. 13
3.2 Alternative Topologies	p. 15
4 Conventional Bandpass	p. 17
4.1 Bandpass Transform	p. 17
4.2 Classification Symmetry or Antimetry	p. 17
4.3 A 75- to 125-MHz Bandpass	p. 18
4.4 A 96- to 104-MHz Bandpass Filter	p. 19
4.5 Comparative Analysis of the Wide and Narrow Filters	p. 19
Reference	p. 21
5 Extraction Sequences	p. 23
5.1 The Extraction Tab	p. 23
Reference	p. 27
6 Customized Bandpass Filters	p. 29
6.1 Custom Filter Specification	p. 29
6.2 Partial Extractions of FTZs	p. 33
6.3 Inexact Extractions	p. 34
6.4 Inexact Example	p. 34
7 Norton Transforms	p. 39
7.1 Norton Series Transform	p. 39
7.2 Removing a Transformer with the Series Norton	p. 40
7.3 Norton Shunt Transform	p. 43
7.4 Equal-Valued Inductor Bandpass	p. 44
7.5 The History Tab	p. 45
7.6 Equate All Ls	p. 46
8 Bandpass with Resonators	p. 47
8.1 Coupled Parallel-Resonator Filters	p. 47
8.1.1 Exact Design of a Parallel Resonator All-Pole Filter	p. 49
8.1.2 Termination Coupling Transforms	p. 51
8.1.3 Find Dual Transform	p. 53
8.1.4 Exact Design with Like Coupling Elements	p. 55
8.1.5 The Equate All Shunt Ls or Shorted Stubs Transform	p. 56
8.1.6 Termination-Coupled Bandpass	p. 57
8.2 Coupled Series-Resonator Filters	p. 58
8.2.1 The Basic Series-Resonator Bandpass	p. 58
8.2.2 Tubular Bandpass	p. 59
8.2.3 Manufacture of the Tubular Bandpass	p. 61
8.2.4 Generalized Series-Resonator Bandpass	p. 61
8.2.5 Tunable Constant-Bandwidth Bandpass	p. 63
Reference	p. 67
9 TEM-Mode Resonators	p. 69
9.1 Filter Insertion Loss	p. 69
9.2 Filter Using 50-Ohm Coaxial Resonators	p. 70
9.2.1 Lumped to Distributed Equivalents	p. 70
9.2.2 The Convert Using Advanced Tline Routine	p. 72
9.3 Generalized Bandpass Using Ceramic Resonators	p. 74
9.3.1 Creating Parallel Resonators	p. 75
9.3.2 Shifting the Internal Impedance Level	p. 76
9.3.3 The Pi to Tee Transform: Increasing Coupling Caps	p. 77
9.3.4 Converting the Parallel L-C to Coaxial Resonators	p. 77
9.3.5 Optimizing the Values	p. 77
9.4 Ceramic Bandpass with Two FTZs	p. 78
References	p. 81
10 Piezoelectric Devices	p. 83
10.1 Quartz-Crystal Device Model	p. 83
10.1.1 Physical Form of the Quartz Crystal	p. 83
10.1.2 Insertion Response of a Quartz Crystal	p. 84
10.1.3 Modeling the Quartz Crystal	p. 84
10.1.4 Calculating Model Parameters from the Response	p. 85
10.1.5 The Quartz-Crystal Model and Filter Design	p. 86
10.2 Quartz-Crystal Filter Approximate Design	p. 86
10.3 Nulling the Static Capacitance	p. 90
10.4 Design of a Lower-Sideband Crystal Filter	p. 91
10.5 Upper-Sideband Quartz-Crystal Filter	p. 97
10.6 Filters with TZs Above and Below the Passband	p. 103
10.7 Wide-Bandwidth Quartz-Crystal Filters	p. 107
10.8 Very Wide-Bandwidth Quartz-Crystal Filters	p. 108
10.9 Ceramic-Piezoelectric Resonators	p. 111
Reference	p. 113
11 Symmetry	p. 115
11.1 Physical Symmetry	p. 115
11.1.1 A Lowpass Filter with FTZ Pairings	p. 115
11.1.2 A Bandpass Filter with FTZ Pairings	p. 117
11.2 Response Symmetry	p. 119
11.2.1 All-Pole Symmetric Response Filters	p. 120
11.2.2 Generalized Bandpass with Symmetric Response	p. 120
11.2.3 Symmetry by FTZ Placement	p. 123
11.3 Group-Delay Equalization	p. 124
References	p. 127
12 Matching with S/Filter	p. 129
12.1 Matching Concepts	p. 129
12.1.1 Complex Conjugate Match	p. 130
12.1.2 Two-Element Matching Networks	p. 130
12.2 Real Terminations	p. 132
12.2.1 Exploiting Extraction Sequences	p. 132
12.2.2 Exploiting Resonator Filters	p. 138
12.3 Complex Terminations	p. 139
12.3.1 Fano's Limit	p. 139
12.3.2 Example: Power Amplifier Match	p. 140
12.3.3 Example: Broadband Antenna Match	p. 142
References	p. 144
13 Distributed Filters	p. 145
13.1 Comparing Distributed and Lumped Filters	p. 145
13.2 The Genesys Microwave Filter Module	p. 146
13.3 Distributed Synthesis Concepts	p. 149
13.3.1 TLEs	p. 149
13.3.2 Richards Transform	p. 150
13.3.3 Kuroda Identities	p. 152
13.3.4 Ikeno Transforms	p. 155
13.3.5 Kuroda-Minnis Transform	p. 157
13.3.6 Half-Angle Transform	p. 159
13.3.7 Interdigital Transform	p. 161
13.3.8 Combline Transform	p. 161
13.4 Lumped to Distributed Equivalent Transforms	p. 162
13.5 Inverters	p. 164
13.6 The Convert Using Advanced TLine Routine	p. 165
13.7 Box Modes	p. 166
13.8 Introduction to Distributed Filter Examples	p. 166
References	p. 167
14 Distributed Lowpass Filters	p. 169
14.1 Exact Methods	p. 169
14.1.1 Lowpass with Redundant UEs	p. 169
14.1.2 Stub TLEs and Contributing Unit Elements	p. 175
14.1.3 Lowpass with Only Contributing UEs (Stepped-Z)	p. 176
14.1.4 Generalized Lowpass Filter	p. 179
14.2 Approximate Methods	p. 180
14.2.1 All-Pole: Equivalent Series TLE and Shorted Stubs	p. 182
14.2.2 Stepped Impedance Lowpass	p. 183
14.2.3 Generalized Lowpass	p. 187
14.3 Size Reduction by Penetration	p. 190
14.4 Radial Stub Lowpass	p. 192
14.5 Hybrid Lowpass	p. 194
14.6 Distributed Lowpass Summary	p. 196
Reference	p. 198
15 Distributed Bandstop Filters	p. 199
15.1 All-Pole with Stubs and Contributing UEs	p. 199
15.1.1 Wide Bandwidth Bandstop	p. 199
15.1.2 Moderate Bandwidth Bandstop	p. 202
15.1.3 Narrow Bandstop with Ikeno Transforms	p. 204
15.2 Generalized Narrowband Bandstop	p. 205
16 Distributed Bandpass Filters	p. 211
16.1 Tutorials of Bandpass by Synthesis	p. 211
16.1.1 Edge-Coupled Using Richards Transform	p. 211
16.1.2 Edge-Coupled Using Inverters	p. 216
16.1.3 Interdigital Using Inverters	p. 218
16.2 Unique Bandpass Designs	p. 224
16.2.1 Combline with Capacitive External Coupling	p. 224
16.2.2 Miniature Bandpass with Contributing UEs	p. 228
16.2.3 Narrow Bandwidth with UEs and an FTZ	p. 233
16.2.4 Penetrating Combline	p. 238
16.2.5 Minnis Class-D Bandpass	p. 245
16.3 Hybrid Bandpass	p. 248
16.3.1 Penetrating Combline with Capacitors	p. 248
16.3.2 Generalized Combline Hybrid	p. 249
16.3.3 Direct-Coupled Bandpass with Capacitors	p. 252
References	p. 258
17 Distributed Highpass Filters	p. 259
17.1 The Hybrid Highpass	p. 259
17.1.1 The All-Pole Hybrid: Distributed Synthesis	p. 259
17.1.2 The All-Pole Hybrid Highpass: Lumped Synthesis	p. 261
17.1.3 The Hybrid Highpass with UEs	p. 263
17.1.4 The Hybrid Highpass with an FTZ	p. 266
17.2 Purely Distributed Highpass	p. 268
17.2.1 Highpass with Three TZs at DC and a UE	p. 268
17.2.2 Highpass with Three TZs at DC and Four UEs	p. 270
17.3 The Highpass Synthesized as a Bandpass	p. 272
17.3.1 Hybrid Highpass from an Eighth-Degree Bandpass	p. 272
17.3.2 Hybrid Highpass from a 10th-Degree Bandpass	p. 275
18 Multiplexers	p. 277
18.1 Contiguous Multiplexers	p. 277
18.1.1 Contiguous Lowpass-Highpass Diplexer	p. 277
18.1.2 Contiguous LP/BP/HP Multiplexer	p. 279
18.2 Noncontiguous Multiplexers	p. 281
18.2.1 Noncontiguous LP/HP Diplexer with FTZ	p. 281
18.2.2 Noncontiguous Distributed Combline Diplexer	p. 284
Reference	p. 287
19 Electromagnetic Simulation	p. 289
19.1 Overview	p. 289
19.1.1 The EMPower Program	p. 290
19.1.2 The Momentum Program	p. 291
19.1.3 The EMPro Program	p. 292
19.2 Box Modes	p. 292
19.3 EM Simulation of Distributed Circuits	p. 295
19.3.1 EM Simulation of Penetrating Stepped-Z Lowpass	p. 295
19.3.2 EM Simulation of a Combline Bandpass	p. 298
19.3.3 EM Simulation of a Direct-Coupled Bandpass	p. 300
19.4 Classic Method of Bandpass Design	p. 302
19.4.1 Classic Method Fundamentals	p. 302
19.4.2 Example: Determining K Values	p. 304
19.4.3 Example: Determining Q Values	p. 307
19.4.4 Filter Example Using the Classic Method	p. 307
References	p. 310
Appendix A Example Summary	p. 313
A.1 Lumped Examples	p. 313
A.2 Distributed Examples	p. 315
A.3 Hybrid Examples	p. 316
A.4 Multiplexer Examples	p. 317
Constants, Symbols, and Initialisms	p. 319
About the Author	p. 323
Index	p. 325

Available:*

On Order

Summary

Summary

Author Notes

Table of Contents