Investigation of Autocorrelation Functions of Signals Reflected from Rotating Structures

Key Points

• The aim is to analyze the autocorrelation functions of radio signals reflected from rotating structures, specifically fan blades.
• Overview of techniques for isolating signals affected by propeller modulation.
• Derivation of a general analytical formula for the autocorrelation function.
• Modeling signals reflected from rotating fan blades.
• General analytical formula for autocorrelation function is established.
• Techniques for signal isolation are outlined and demonstrated.
• Modeling results confirm effective signal analysis methods.