A New and Efficient Method of Designing Low Noise Microwave Oscillators
Vorgelegt von
M. Sc.
Ulrich L. Rohde
aus Upper Saddle River, NJ USA
Von der Fakultät IV - Elektrotechnik und Informatik
Der Technischen Universität Berlin
Zur Erlangung des akademischen Grades
Doktor der Ingenieurwissenschaften
- Dr.-Ing. -
1 Introduction
2 General Comments on Oscillators
2.1 Phase Noise Effects
2.2 Specifications of Oscillators and VCOs
2.3 History of Microwave Oscillators
2.4 Three Types of Microwave Oscillators
3 Transistor Models
4 Large Signal S-Parameters
4.1 Definition
4.2 Large Signal S-Parameter Measurements
6 General Theory of Oscillators
6.1 Oscillator Equations
6.1.1 The Calculation of the Oscillating Condition
6.1.2 Parallel Feedback Oscillator
6.2 Large-Signal Oscillator Design
6.2.1 Start-Up Condition
6.2.2 Steady-State Behavior
6.2.3 Time-Domain Behavior
7 Noise in Oscillators
7.1 Linear Approach to the Calculation of Oscillator Phase Noise
7.2 Phase Noise Measurements
8 Calculation and Optimization of Phase Noise in Oscillators
8.1 Introduction
8.2 Oscillator Configurations
8.3 Oscillator Phase Noise Model for the Synthesis Procedure
8.4 Phase Noise Analysis Based on the Negative Resistance Model
8.5 Phase Noise Analysis Based on the Feedback Model
9 Validation Circuits
9.1 1000 MHz CRO
9.2 4100 MHz Oscillator with Transmission Line Resonators
9.3 2000 MHz GaAs FET-Based Oscillator
10 Conclusions and Future Possibilities
11 Abbreviations and Symbols
12 References
13 Appendices
A. Design of an Oscillator Using Large Signal S-Parameters
B. Design Example for Large Signal Design Based on
Bessel Functions
C. Design Example for Best Phase Noise and Good Output Power