Search Results - "Silva Filho, H. V. H."

Detection of Eyebolt Faults Using a Random Forest Ensemble Model Based on Multiple High-Frequency Electromagnetic Parameters by Silva Filho, H. V. H., Santos, R.G. M. dos, Barbosa, Douglas C. P., Melo, M. T. de, Novo, Lauro R. G. S. Lourenço

“…Abstract This paper presents an eyebolt structural fault detection system, based on the analysis of multiple electromagnetic parameters through a random forest…”
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Multiband FSS with Fractal Characteristic Based on Jerusalem Cross Geometry by Silva Filho, H. V. H., Silva, C. P. N., Oliveira, M. R. T. de, Oliveira, E. M. F. de, Melo, M. T. de, Sousa, T. R. de, Gomes Neto, A.

“…Abstract This paper proposes a new Frequency Selective Surface (FSS) with modifications on the Jerusalem Cross (JC) geometry to provide a multiband response…”
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Low Radar Cross-section and Low Cost Dipole Antenna Reflector by Machado, G. G., De Melo, M. T., Silva Filho, H. V. H., Neto, A. G., De Souza, T. R.

“…This paper presents a method for reducing Radar CrossSection (RCS) of an increased gain metal backed dipole antenna. Numerical simulations were done and…”
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RFSS based on cross dipole or grid using PIN diode by de Oliveira, M. R. T., Filho, H. V. H. Silva, de Oliveira, E. M. F., Pinheiro, G. J., de Melo, M. T., Alencar, M. O., Neto, A. G., Llamas‐Garro, I.

“…This work presents an RFSS with two discrete states, corresponding to a pass‐band or stop‐band response depending on PIN diode biasing. The RFSS behaves as an…”
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Four‐bit instantaneous frequency measurement systems based on frequency selective surfaces by Pinheiro, Giordano J., Oliveira, Manuelle R. T., Silva Filho, Hawson V. H., Melo, Marcos T., Neto, Alfredo G., Sousa, Thayuan R.

“…This paper presents four frequency selective surfaces (FSSs) to be used in an instantaneous frequency measurement (IFM) systems. The FSS based on simple…”
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RFSS based on cross dipole or grid using PIN diode: de Oliveira et al by de Oliveira, M. R. T., Filho, H. V. H. Silva, de Oliveira, E. M. F., Pinheiro, G. J., de Melo, M. T., Alencar, M. O., Neto, A. G., Llamas-Garro, I.

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Reliable Structural Failure Detection in Eye Bolts using Reflectometry Signals by Silva Filho, H. V. H., Barbosa, D. C. P., Coutinho, M. S., de Melo, M. T., dos Santos, R. G. M., Llamas-Garro, I.

“…Eye bolts are critical elements of the electrical power distribution systems and structural failures on such devices can lead to service interruption,…”
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