In:
Japanese Journal of Applied Physics, IOP Publishing, Vol. 33, No. 5S ( 1994-05-01), p. 3176-
Kurzfassung:
A new imaging operator has been developed for acoustical imaging using a 2ch m-sequence encoding array transducer. The new imaging operator has the ability to correct the poor orthogonal property of a transfer matrix. Moreover, images with many image points have been reconstructed by the new imaging operator. The new imaging operator has been composed on the basis of the singular-value decomposition (SVD) of the transfer matrix in the frequency domain. Characteristics of the new imaging operator are discussed by simulating the two-dimensional point spread functions (2-D PSFs). An image with a high dynamic range was obtained for a single object on the sampling image points by the method. Moreover, the method was able to reconstruct the image of the existing object outside the sampling image points.
Materialart:
Online-Ressource
ISSN:
0021-4922
,
1347-4065
DOI:
10.1143/JJAP.33.3176
Sprache:
Unbekannt
Verlag:
IOP Publishing
Publikationsdatum:
1994
ZDB Id:
218223-3
ZDB Id:
797294-5
ZDB Id:
2006801-3
ZDB Id:
797295-7