Image Planes

This chapter contains sections titled:

• Overview

• 5/5 Rule

• How Image Planes Work

• Ground and Signal Loops (Not Eddy Currents)

• Aspect Ratio��-��Distance Between Ground Connections

• Image Planes

• Image Plane Violations

• Layer Jumping��-��Use of Vias

• Split Planes

• Partitioning

• Isolation and Partitioning (Moating)

• Interconnects and RF Return Currents

• Layout Concerns for Single- and Double-Sided Boards

• Gridded Ground System

• Localized Ground Planes

• Summary

• References