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Modulação de sinal GNSS focado ao Sistema Europeu Galileo
(Universidade Federal de Santa Maria, 2019-06-17)
The Global Navigation Satellite System (GNSS) aims to determine the accurate geolocation of a receiver, using a set of signal from the satellites, which transmitted signals vary the modulation according to the constellation. ...
Detecção da ocorrência de detonação em motores de combustão interna de ignição por centelha baseada em redes neurais artificiais
(2022-02-24)
In this work, knock detection techniques were evaluated using the cylinder pressure signal and the mechanical vibration signal in a spark ignition internal combustion engine. Tests were performed to obtain a dataset with ...
Algoritmo do gradiente aplicado a amostragem compressiva em imagens de ressonância magnética para tratamento de epilepsia
(2022-08-15)
Epilepsies are serious and common diseases of the brain that, in general, can be treated with medicine intake. Modern medicine and its imaging equipment are useful for determining the kind of epilepsy and ways to deal with ...
Divisor de potência banda larga 1:8 com distribuição gaussiana em stripline semi-suspensa
(2022-06-08)
This Final Graduation Project presents the design of a 1:8 asymmetrical power divider, with Gaussian distribution, operating in the Wi-Fi 6 frequency range. The proposed solution is based on multiple cascaded T-junctions, ...
Antena corneta cônica quad-ridged compacta com dupla polarização
(Universidade Federal de Santa Maria, 2022-06-08)
This work presents the design and development of a compact dual-pol quad-ridge conical horn
antenna. The antenna is feeded through an innovative feeding system, based on striplines implemented in a Flexible Printed Circuit ...
Padronização de saída de dados em XML de softwares utilizados para cadastro de redes baseado em estudo de caso de um provedor de médio porte em expansão
(Universidade Federal de Santa Maria, 2022-12-15)
With the growing use of the internet, the need to keep processes and systems integrated arose. As a result, the demand for technologies that make possible the development of systems capable of integrating and interoperating, ...
Projeto e desenvolvimento de uma ULA com quatro elementos em microfita para aplicação em RTLS
(Universidade Federal de Santa Maria, 2023-02-03)
This work presents the design of a Uniform Linear Antenna that operates in the Bluetooth frequency
range; and the initial stage of signal processing to determine AoA in RTLS applications.
The project aims to serve as a ...
Deep learning-based oriented object detection in remote sensing imagery: YOLOv7-OBB
(Universidade Federal de Santa Maria, 2023-01-25)
Remote sensing (RS) is the act of processing and extracting meaningful features about
the ground and objects observed at a distance, usually from a much higher position from aircraft and satellites. Due to the large field ...
Simulação e otimização de modelos de antenas em microfita para a integração em nano satélites
(Universidade Federal de Santa Maria, 2022-02-25)
This document seeks to present the procedures adopted for the development of a microstrip
antenna, with a center frequency of 401 MHz and linear polarization, modeled through
the transmission line method, using the Taconic ...
Estudo da modelagem estatística em imagens SAR
(Universidade Federal de Santa Maria, 2023-07-10)
SAR images have become important tools with applications in areas such as environmental monitoring and national security. Statistical modeling is an important step in SAR image processing and analysis, and its results are ...