Outline
Introduction
The Wireless Environment
• factors limiting RF system performance
Filters
Component Level
• transfer function • poles and zeros • the effect of Q • Q and bandwidth • filter order • group delay • circuit transformations • table based design • Q-based design • effect of parasitics
System Considerations
• insertion noise • bandwidth limitations • group delay • filter types
LNA
Component Design
• Noise Figure • Noise figure circles on the Smith Chart • stability • stability circles on the Smith Chart
System Considerations
• Thermal noise • Noise Figure • cascaded noise figure • effect of gain on cascaded noise figure • compression • intermodulation • cascaded IP3
Mixers/Upconverters
Component Considerations
• mixer types • multiplicative vs. switched mixing • non-ideal mixing and spurs
System Considerations
• spur charts • tuner construct - mixer + PLO • image noise filter • cascaded IP3 • receiver architectures
Oscillators/PLO
Component Considerations
• phase detectors • phase margin • loop bandwidth • VCO noise, crystal noise
System Considerations
• phase noise • reciprocal mixing • integrated phase noise
System Calculations
Putting it All Together
• cascaded noise, IP3, SFDR • sensitivity • selectivity • blocking • link budget
RF Power Amplifiers
Component Considerations
• Classes of Operation: A,B CEF • Cripps method • efficiency
System Considerations
• AM to PM •