S-UTD-CH model in multiple diffraction geometry

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Tarih

2010

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Erişim Hakkı

info:eu-repo/semantics/closedAccess

Özet

Calculation of relative path loss of electromagnetic wave in multiple diffraction geometries is important. In this respect, many diffraction models have been introduced. There is a trade-off between computation time and accuracy of estimated field strength. Some models have higher computation time with lower accuracy, or vice versa. In this study, Slope UTD with Convex Hull (S-UTD-CH), optimum model for accuracy and computation time, is introduced briefly, and simulation results are given. S-UTD-CH model is based on slope diffraction (S-UTD) including slope terms of UTD, and convex hull (CH) method. It is observed in simulation how polarization types, interior wedge angle, conductivity and relative permittivity of wedge affects the relative path loss. Moreover, comparative results of different models with respect to accuracy and computational time for a given profile are presented in this study.

Açıklama

2010 7th National Conference on Electrical, Electronics and Computer Engineering, ELECO 2010

Anahtar Kelimeler

Computation time, Computational time, Convex hull, Diffraction models, Field strengths, Multiple diffraction, Optimum model, Path loss, Relative permittivity, Simulation result, Wedge angle, Computational geometry, Diffraction, Electrical engineering, Electromagnetic waves, Computer simulation, Computation time, Computational time, Convex hull, Diffraction models, Field strengths, Multiple diffraction, Optimum model, Path loss, Relative permittivity, Simulation result, Wedge angle, Computational geometry, Diffraction, Electrical engineering, Electromagnetic waves, Computer simulation

Kaynak

2010 National Conference on Electrical, Electronics and Computer Engineering, ELECO 2010

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N/A

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