دانلود کتاب Microwave Filter Design by Continuously Varying Transmission Line (2013)

فهرست مطالب :

Front cover
Back cover
Whole cover
CONTENTS
Acknowledgments
Contents
List of Figures
1 Basic Model of a Microstrip
2 Top View of a CVTL Microstrip
3 Incident and Reflected Waves at Ports of Microwave Network
4 Signal Flow Graph of S-parameters
5 L-Section Network
6 Constant-k Half Section
7 m-derived Half Section
8 Normalized LPP Filter Network with Unity Cutoff Frequency (1 Rad./s)
9 Ladder Circuits for Low-Pass Filter Prototypes and their Element Definitions
10 Richard\'s Transformation
11 Microstrip Fabrication of Microwave Filter by Using Stubs Method
12 Microstrip Fabrication of Microwave Filter by Stepped-Impedance Method
13 Landscape of a Mathematical Equation and Six Possible Solutions
14 Landscape of a Mathematical Equation and Six \'fitter\' Solutions
15 Single-Point Crossover Operator
16 Mutation Operator
17 Results of Low Pass Filter with Cut-off at 3 GHz (5 Terms Expansion)
18 Results of Band Stop Filter at 3 GHz (5 Terms Expansion)
19 Results of Band Pass Filter at 3 GHz (5 Terms Expansion)
20 Results of High Pass Filter with Cut-off at 3 GHz (5 Terms Expansion)
21 Results of Low Pass Filter with Cut-off at 3 GHz (8 Terms Expansion)
22 Results of Band Stop Filter at 3 GHz (8 Terms Expansion)
23 Results of Band Pass Filter at 3 GHz (8 Terms Expansion)
24 Results of High Pass Filter with Cut-off at 3 GHz (8 Terms Expansion)
25 Return & Insertion Losses of LPF with Cut-off at 3 GHz (5 Terms Expansion)
26 Return & Insertion Losses of LPF with Cut-off at 3 GHz (8 Terms Expansion)
27 Return & Insertion Losses of HPF with Cut-off at 3 GHz (5 Terms Expansion)
28 Return & Insertion Losses of HPF with Cut-off at 3 GHz (8 Terms Expansion)
29 Results of Low Pass Filter with Cut-off at 7 GHz (8 Terms Expansion)
30 Results of High Pass Filter with Cut-off at 7 GHz (8 Terms Expansion)
31 Results of Band Stop Filter at 7 GHz (8 Terms Expansion)
32 Results of Band Pass Filter at 7 GHz (8 Terms Expansion)
33 Results of Low Pass Filter with Cut-off at 10 GHz (8 Terms Expansion)
34 Results of High Pass Filter with Cut-off at 10 GHz (8 Terms Expansion)
35 Results of Band Stop Filter at 10 GHz (8 Terms Expansion)
36 Results of Band Pass Filter at 10 GHz (8 Terms Expansion
37 Plots of S11 & S21 for LPF with Cut-off at 3 GHz (5 Terms Expansion)
38 Plots of S11& S21 for LPF after Changing one Value of Z’s (5 Term Exp.)
39 Plots of S11 & S21 for LPF after Changing all Value of Z’s (5 Term Exp.)
40 Plots of S11 & S21 for Band Stop Filter at 3 GHz (8 Term Exp.)
41 Plots of S11 & S21 for BSF after Changing one Value of Z’s (8 Term Exp.)
42 Plots of S11 & S21 for BSF after Changing all Value of Z’s (8 Term Exp.)
43 Plots of S11 & S21 for BSF at 3 GHz (8 Term Exp.)
44 Attenuation vs Normalized Freq. for Maximally Flat Filter Prototypes
45 Attenuation vs Normalized Freq. for Equal-Ripple Filter Prototypes (0.5dB)
46 Attenuation vs Normalized Freq. for Equal-Ripple Filter Prototypes (3.0dB)
List of Tables
1 Summary of Frequency Scaling
2 Filter Transformation Process
3 Kuroda Identities
4 Element Values for Butterworth Low-Pass Filter Prototypes
5 Element Values for Bessel Low-Pass Filter Prototypes
6 Element Values for Chebyshev (0.5dB) Low-Pass Filter Prototypes
7 Element Values for Chebyshev (3.0dB) Low-Pass Filter Prototypes
Abstract (English)
Abstract (Arabic)
1 BACKGROUND
1.1 Introduction
1.2 Planar Transmission Structures
1.3 Microstrip Transmission Lines
1.4 Thesis Motivation
1.5 Thesis Contribution
1.6 Thesis Organization
2 LITERATURE REVIEW
2.1 Scattering Parameters
2.1.1 Brief Description
2.1.2 Measurement of S-parameters
2.1.2.1 Measurement of S11 & S21
2.1.2.2 Measurement of S22 & S12
2.2 Filter Design
2.2.1 Image Parameter Method
2.2.1.1 Constant-k and Filter Sections
2.2.1.2 m-Derived Filter Sections
2.2.2 Insertion Loss Method
2.2.2.1 Characterization by Power Loss Ratio
2.2.2.1.1 Maximally flat or Butterworth Response
2.2.2.1.2 Equal ripple or Chebyshev Response
2.2.2.1.3 Linear Phase Response
2.2.2.2 Impedance and Frequency Scaling
2.2.2.2.1 Transformation to Low Pass Filter
2.2.2.2.2 Transformation to High Pass Filter
2.2.2.2.3 Transformation to Band Pass Filter
2.2.2.2.4 Transformation to Band Stop Filter
2.3 Filter Implementation
2.3.1 Stubs Method
2.2.1 Stepped-Impedance Method
2.4 Present Approach
3 INTRODUCTION TO GENETIC ALGORITHM
3.1 Introduction
3.2 Initialization
3.3 Evaluation Function
3.4 Parent Selection Techniques
3.5 Genetic Operators
3.5.1 Crossover
3.5.2 Mutation
3.5.2 Elitism
3.6 Genetic Parameters
3.6.1 Population size
3.6.2 Probability of Crossover
3.6.3 Probability of Mutation
3.7 Genetic Algorithm in The Present Work
4 DESIGN OF Continuously Varying Transmission Line FILTERS
4.1 Review of Present Practice in Filter Theory
4.2 Methodology Approach
4.2.1 Five Terms Expansion
4.2.2 Eight Terms Expansion
4.3 Application of Genetic Algorithm to the Methodology
4.4 Width of The Filter
5 RESULTS
5.1 Results of Five Terms Expansion
5.1.1 Filters With Cut-off at 3 GHz
5.1.1.1 Low Pass Filter
5.1.1.2 Band Stop Filter
5.1.1.3 Band Pass Filter
5.1.1.4 High Pass Filter
5.1.2 Filters at Frequencies Higher than 3 GHz
5.2 Results of Eight Terms Expansion
5.2.1 Filters With Cut-off at 3 GHz
5.2.1.1 Low Pass Filter
5.2.1.2 Band Stop Filter
5.2.1.3 Band Pass Filter
5.2.1.4 High Pass Filter
5.2.1.5 Comparisons Between Filters With Cut-off at 3 GHz (5 & 8 Terms Expans.)
5.2.2 Filters With Cut-off at 7 GHz
5.2.2.1 Low Pass Filter
5.2.2.2 High Pass Filter
5.2.2.3 Band Stop Filter
5.2.2.4 Band Pass Filter
5.2.3 Filters With Cut-off at 10 GHz
5.2.3.1 Low Pass Filter
5.2.3.2 High Pass Filter
5.2.3.3 Band Stop Filter
5.2.3.4 Band Pass Filter
5.3 Sensitivity and Validation of the Solution
5.3.1 Five Terms Expansion
5.3.2 Eight Terms Expansion
6 CONCLUSION AND RECOMMENDATIONS FOR FUTURE WORK
6.1 Conclusions
6.2 Recommendations for Future Work
7 APPENDIX
7.1 Appendix A: Five Terms Expansion Constant Term and Coefficients of Trigonometric Functions
7.2 Appendix B: Equations Matrix of Five Terms Expansion
7.3 Appendix C: Eight Terms Expansion Constant Term and Coefficients of Trigonometric Functions
7.4 Appendix D: Equations Matrix of Eight Terms Expansion
7.5 Appendix E: Tables of Element Values for Low Pass Filter Prototypes
7.6 Appendix F: Graphs of Attenuation Versus Normalized Frequency
Bibliography