Documents for RF Circuit Designs (Focusing on using Advance Design
System (ADS) Software) and High-Speed PCB Design


The information provided here has been obtained from sources believed to be reliable. The author does not guarantee

the accuracy or completeness of any information presented herein, and shall not be responsible for any errors,

omissions or damages as a result of the use of this information.


Due to work commitment and intellectual property related issues, I am not able to include newer material herein on a regular basis.

However factual/typo error will still be corrected for the current materials posted for the benefit of the engineering and hobbyist community.


Basic Agilent ADS simulation tutorial:
Performing DC sweep analysis on a bipolar junction transistor (BJT).

Performing small signal AC analysis on a BJT circuit.

Performing s-parameter measurement on BJT circuit.

Basic Harmonic Balance (HB) simulation for large-signal steady-state AC simulation

Using custom 1-port or 2-port network with data from measurement (monopole antenna)

Performing basic Circuit Envelope (CE) simulation with single source

Small-signal noise simulation

Creating custom library (lumped-components) from SPICE netlist

Large Signal Amplifier Design:
Class-A Linear Power Amplifier Design

Mixer Design:
Single-Ended BJT Mixer

Lab Sheets for use with ADS
Interactive impedance transformation using ADS
Microwave low-pass filter design with stripline using ADS

Agilent Genesys

Using momentum EM analysis for microwave planar circuits

Open notes on RF/Microwave Circuit Design (Dec 2009/April 2014)
Lesson 1 - Advanced transmission line
Lesson 2 - RF network analysis
Lesson 3A - Impedance transformation
Lesson 3B RF/Microwave filter
Lesson 4 - Three and four ports networks

Lesson 5 Coaxial and waveguide components
Lesson 6 - RF transistors and components
Lesson 7 Small-signal RF amplifier theory: gain expressions and stability
Lesson 8A - Designing small-signal RF amplifier for simultaneous conjugate match and constant gain
Lesson 8B - Designing small-signal RF amplifier for low noise operation
Lesson 8C - Designing small-signal RF amplifier for constant input mismatch, effective power gain
Lesson 8D - General single stage small-signal RF amplifier design
Lesson 8e - Multi-stage amplifier design
Lesson 9 - Oscillator design
Lesson 10 - Nonlinear circuit Large-signal amplifier
Lesson 11 - Broadband amplifier
Lesson 12 - Brief review of optimization and statistical methods

Appendix Material on Phase-locked loop and frequency synthesizer

Open notes on High-Speed Printed Circuit Board (PCB) Design

Lesson 1-2 - Motivation and fundamental concepts.
Lesson 3 - Transmission line, signal propagation and crosstalk.
Lesson 4 - PCB layout and grounding.
Lesson 5 - Basic differential signalling.
Answer to course assessment and Transmission Line Design Spreadsheet


Last updated by F.Kung on 31st October 2014      Home