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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Ya-Qiu Jin Hongxia Ye |
| Copyright Year | 2007 |
| Description | Author affiliation: Inf. Fudan Univ., Shanghai (Ya-Qiu Jin; Hongxia Ye) |
| Abstract | This paper presents a hybrid iterative algorithm of analytic Kirchhoff Approximation (KA) and numerical method of moment (MoM) for scattering computation from a three-dimensional (3D) perfect conducting target above a randomly rough surface. The coupling integral equations (IEs) are derived based on the Green's function and the boundary conditions. The MoM with the Conjugate Gradient (CG) approach is used to solve the target's IE, and the KA is applied to scattering from the rough surface. The coupling iteration takes account the interactions between the target and the underlying rough surface. Convergence of the hybrid KA-MoM algorithm is numerically validated. Since is only one numerical integral of induced current on the target performed by KA computation, much memory and computation time is reduced. Bistatic scattering from a PEC cubic or spheroid target above a Gaussian rough surface are numerically simulated. |
| Starting Page | 57 |
| Ending Page | 60 |
| File Size | 1316253 |
| Page Count | 4 |
| File Format | |
| ISBN | 9781424412112 |
| DOI | 10.1109/IGARSS.2007.4422729 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2007-07-23 |
| Publisher Place | Spain |
| Access Restriction | Subscribed |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Scattering Rough surfaces Surface roughness Iterative algorithms Algorithm design and analysis Kirchhoff's Law Moment methods Integral equations Green's function methods Boundary conditions coupling iteration 3D target and rough surface Kirchhoff Approximation MoM Conjugate Gradient |
| Content Type | Text |
| Resource Type | Article |
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