1887
banner image
No data available.
Please log in to see this content.
You have no subscription access to this content.
No metrics data to plot.
The attempt to load metrics for this article has failed.
The attempt to plot a graph for these metrics has failed.
Approximate reconstruction of sound fields close to the source surface using spherical nearfield acoustical holography
Rent:
Rent this article for
USD
10.1121/1.2770539
/content/asa/journal/jasa/122/4/10.1121/1.2770539
http://aip.metastore.ingenta.com/content/asa/journal/jasa/122/4/10.1121/1.2770539

Figures

Image of FIG. 1.
FIG. 1.

(a) Spherical coordinate system. (b) Virtual test rig at a section in the equatorial plane. The minimal sphere with radius is drawn dashed.

Image of FIG. 2.
FIG. 2.

Reconstructed sound pressure (⋯) along a circle at the equator of radius compared with the KHI (—) result (, , ).

Image of FIG. 3.
FIG. 3.

Comparison of sound pressures reconstructed from NAH with Gegenbauer correction (---) and without (⋯) with actual values (KHI) (—) on . Intercepted parts are marked gray. (, , ).

Image of FIG. 4.
FIG. 4.

Comparison of sound pressures reconstructed from NAH with Gegenbauer correction (---) and without (⋯) with actual values (KHI) (—) on . Intercepted parts are marked gray (, , , ).

Image of FIG. 5.
FIG. 5.

Comparison of sound pressures reconstructed from NAH with Gegenbauer correction (---) and without (⋯) with actual values (KHI) (—) on . Results are shown for an enlarged wave number range and a high number of wave components included. Intercepted parts are marked gray (, , ).

Image of FIG. 6.
FIG. 6.

Comparison of sound pressures reconstructed from NAH with Gegenbauer correction (---) and without (⋯) with actual values (KHI) (—) on . Noise is added to the input data with a SNR of . Intercepted parts are marked gray (, , ).

Tables

Generic image for table
TABLE I.

First 16 NAH expansion coefficients calculated with either integral method or least-squares method (, ).

Loading

Article metrics loading...

/content/asa/journal/jasa/122/4/10.1121/1.2770539
2007-10-01
2014-04-24
Loading

Full text loading...

This is a required field
Please enter a valid email address
752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Approximate reconstruction of sound fields close to the source surface using spherical nearfield acoustical holography
http://aip.metastore.ingenta.com/content/asa/journal/jasa/122/4/10.1121/1.2770539
10.1121/1.2770539
SEARCH_EXPAND_ITEM