Keyphrases
Acoustic Measurements
100%
Tail Rotor
100%
Main Rotor
100%
Rotor Noise
100%
Microphone
75%
Helicopter
75%
Rotorcraft
50%
Noise Radiation
50%
Pressure History
50%
Acoustics
25%
Wind Tunnel Test
25%
Rotor
25%
Directivity
25%
Acoustic Signal
25%
Acoustic Pressure
25%
Averaging Method
25%
Noise Source
25%
Virtual Microphone
25%
Wavelet Analysis
25%
Noise Measurement
25%
Bell
25%
Microphone Array
25%
Blade Passage
25%
Equivalent Time
25%
Isolated Rotor
25%
Stationary Signal
25%
Fixed Array
25%
External Noise
25%
Harmonic Noise
25%
Engineering
Rotors
100%
Time History
60%
Rotorcraft
40%
Directivity
40%
Collected Data
20%
Acoustic Pressure
20%
Time Domain
20%
Noise Source
20%
Rotor Blade
20%
Microphone Array
20%
Acoustic Signal
20%
Measurement Noise
20%
Averaging Process
20%
Blade Passage
20%
Tunnel
20%
Equivalent Time
20%