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Improvements in ray-tracing acceleration techniques to compute diffraction effect and doubles and triples effects in the RCS prediction of complex targets | IEEE Conference Publication | IEEE Xplore

Improvements in ray-tracing acceleration techniques to compute diffraction effect and doubles and triples effects in the RCS prediction of complex targets


Abstract:

The paper presents several improvements in ray-tracing acceleration techniques to compute diffraction and doubles and triples effects in the RCS (radar cross section) as ...Show More

Abstract:

The paper presents several improvements in ray-tracing acceleration techniques to compute diffraction and doubles and triples effects in the RCS (radar cross section) as fast as possible and minimize the use of computer memory. The approach is based on the application of the angular Z-buffer (AZB) algorithm together with the SVP (space volumetric partitioning) algorithm, for electrically large and complex bodies modelled by a high number of flat and/or curved surfaces.
Date of Conference: 03-08 July 2005
Date Added to IEEE Xplore: 12 December 2005
Print ISBN:0-7803-8883-6

ISSN Information:

Conference Location: Washington, DC, USA
References is not available for this document.

INTRODUCTION

Nowadays, tools for the RCS prediction of complex target modelled by flat or curved facets using physical optics(PO) are quite efficient. An example of such tools is FASCRO [1].

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1.
F. Rivas, J. Pérez, R.P. Torres, M.F. Cátedra, "Computation of RCS Complex Bodies Modelled using NURBS Surfaces". IEEE Magazine on Antennas and Propagation. December 1995, pp. 36-47.
2.
L.Lozano, M.I. Hernández, C. Romera, I. González, F. Saéz de Adana, M.F. Cátedra, "Ray-Tracing Acceleration Techniques to Compute RCS of Complex Targets". URSI and IEEE Antennas and Propagation Society International Symposium. Monterey, USA 2004, pp 4499-5002
3.
E.A. Hines, D.P. Geenberg, The Light Buffer: A Shadow-Testing Accelerator, IEEE CG, pp. 6-16, September 1986.
4.
J. Pérez, F. Saéz de Adana, O. Gutiérrez, I. González, M.F. Cátedra, I. Montiel, J. Guzmán "FASANT: Fast Computer Tool for the Analysis of on board Antennas", IEEE Magazine on Antennas Propagation, April 1999, pp. 94-98.
5.
M.F. Cátedra, J. Pérez, F. Saéz de Adana, O. Gutierrez, "Efficient Ray-Tracing Techniques for 3D Análisis of Propagation in Mobile Communications. Application to Picocell and Microcell Scenarios", IEEE Magazine on Antennas and Propagation, April, 1998, pp 15-28.
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References

References is not available for this document.