Buscar
Mostrando ítems 21-29 de 29
Análisis de la coexistencia de redes WI-FI y sistemas de posicionamiento en tiempo real para el tráfico de datos y el posicionamiento de objetos.
(Escuela Superior Politécnica de Chimborazo, 2018-09)
Since the increase of connected devices, technology development such as wearables, smart cities
among others, Wi-Fi (Wireless Fidelity) nets get saturated up to 2.4 HGz so the speed worsens
and the market changes constantly ...
On geometry-based statistical channel models for mimo wireless communications
(Arias Olivas, Marvin Rene, 2017-03-27)
The use of wideband Multiple Input Multiple Output (MIMO) communication systems is currently subject to considerable interest. One reason for this is the latest development of 3rd Generation mobile communication systems, ...
Controle ativo de estruturas reticuladas utilizando atuadores de pilha de pzt
(Universidade Estadual Paulista (Unesp), 2015-02-10)
Flexible structures, for instance, trusses, are present in many industrial applications and have a great importance in the daily lives of people, either in a single telecommunications antenna, or either in more sophisticated ...
Instalação de uma rede mesh metropolitana utilizando o padrão IEEE 802.11a e implementação do serviço Voip (Wman-Voip)
(Universidade Estadual Paulista (Unesp), 2012-09-24)
A utilização da tecnologia de redes sem fio tem ganhado espaço em diversas aplicações na área de Engenharia nos últimos anos, entre os mais recentes encontra-se o uso de rede sem fio em conjunto com as redes smartgrid e ...
Descripción y análisis de forma basado en la invarianza a isometrías de los esqueletos topológicos
(Universidad Nacional de ColombiaMedellín - Minas - Doctorado en Ingeniería - SistemasDepartamento de la Computación y la DecisiónFacultad de MinasMedellínUniversidad Nacional de Colombia - Sede Medellín, 2019-06)
In this dissertation, we explore the problem of how to describe the shape of an object in 2D and 3D with a set of features that are invariant to isometric transformations. We focus to based our approach on the well-known ...