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The angular spectrum method is a technique for modeling the propagation of a wave field. This technique involves expanding a complex wave field into a summation of infinite number of plane waves of the same frequency and different directions. Its mathematical origins lie in the field of Fourier optics but it has been applied extensively in the field of…
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field propagation plane acoustic wave pressure technique fourier angular spectrum modeling involves complex waves frequency directions predict upon predictions forward
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Angular spectrum method | is a | technique for modeling the propagation of a wave field | 0.90 | text |
| ultrasonic transducers | instance of | Backward propagation predictions can be used to analyze the surface vibration patterns of acoustic radiators | 0.80 | text |
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