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pro vyhledávání: '"Dmitry A. Gorodetsky"'
Publikováno v:
International Journal for Computational Civil and Structural Engineering, Vol 12, Iss 3 (2016)
Рассматриваются различные виды конструктивной нелинейности. Особое внимание уделя-ется проблеме односторонних связей. Приводится уни
Externí odkaz:
https://doaj.org/article/5b69675e043a4539846d4ee438ba6c5c
Autor:
Dmitry A. Gorodetsky, Philip A. Wilsey
Publikováno v:
International Journal of Numerical Modelling: Electronic Networks, Devices and Fields. 24:507-514
When a scheme such as FDTD is used to perform full-wave electromagnetic simulation of electrically large objects, it can result in excessive computation times. Parallel processing is one means to reduce the computation time. A shortcoming of the para
Autor:
Philip A. Wilsey, Dmitry A. Gorodetsky
Publikováno v:
International Journal of RF and Microwave Computer-Aided Engineering. 17:326-334
Computing time in finite-difference time-domain can be saved by expressing a portion of the grid (macromodel) as an linear time invariant (LTI) system. The output then becomes a convolution of the input with the LTI impulse response. To achieve a con
Autor:
Dmitry A. Gorodetsky, Philip A. Wilsey
Publikováno v:
PIERS Online. 2:510-513
In order to simulate electromagnetic phenomena at high frequencies, full wave solvers such as the FDTD method must be used. An alternative to the conventional FDTD method is to compute the zero state response with convolution. Convolution results in
Autor:
Philip A. Wilsey, Dmitry A. Gorodetsky
Publikováno v:
2006 IEEE North-East Workshop on Circuits and Systems.
High frequency electromagnetic simulation requires computationally expensive methods such as FDTD. The simulation time can be reduced by creating macromodels that describe the entire sub-region but provide input/output information only at a limited n
Autor:
Dmitry A. Gorodetsky, Philip A. Wilsey
Publikováno v:
48th Midwest Symposium on Circuits and Systems, 2005..
The FDTD method is used to find numerical solutions to Maxwell's equations when analytic ones are prohibitive. Brute force approach to the FDTD method requires costly calculation at every point in the solution grid. If the solution is required at onl
Autor:
Philip A. Wilsey, Dmitry A. Gorodetsky
Publikováno v:
Proceedings of Xth International Seminar/Workshop on Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory.
We investigate the Linux implementation of the finite-difference time- domain (FDTD) algorithm on a Beowulf cluster of parallel workstations. We discuss synchronization and domain decomposition alternatives. To obtain performance characteristics the
Publikováno v:
International Journal for Computational Civil and Structural Engineering, Vol 12, Iss 3 (2016)
Рассматриваются различные виды конструктивной нелинейности. Особое внимание уделя-ется проблеме односторонних связей. Приводится уни