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Mostrando ítems 1-10 de 77
Desenvolvimento de monopolos quase-espirais para aplicações em sistemas UWB
(Universidade Federal do Rio Grande do NorteBRUFRNPrograma de Pós-Graduação em Engenharia ElétricaAutomação e Sistemas; Engenharia de Computação; Telecomunicações, 2009-08-11)
This work is the analysis of a structure of the microstrip antenna designed for application in ultra wide band systems (Ultra Wideband - UWB). This is a prospective analytical study where they tested the changes in the ...
Design and Evaluation of an Impulsive Ultra-Wideband System for Estimating the Moisture Content of Polyamide Targets
(Institute of Electrical and Electronics Engineers, 2020-12)
This paper presents the design of an impulsive ultra-wideband test-bed, developed for remote sensing of dielectric targets. The platform is used for estimating the moisture content in polyamide targets. The main aspects ...
Revisión del estado del arte de IR-Ultra-Wideband y simulación de la respuesta impulsiva del canal IEEE 802.15.4a
(Universidad EAFITFacultad de IngenieríaIngeniería TelemáticaDepartamento Tecnologías De Información Y Comunicaciones Tic, 2010-01-01)
This paper reviews the state of the art of the technology based in channels
of Ultra Wide band (UWB Ultra–Wideband) focusing on its regulation, standardization,
basic applications, IEEE 802.15.4a channel model and ...
Experiments on through-wall imaging using ultra wideband radar
(WILEY-BLACKWELLMALDEN, 2012)
Through-wall imaging (TWI) may provide vital information on interior environment in cases when physically entering such environment would pose danger to the person involved. The concept of ultra wideband radar (UWB radar) ...
Frequency UWB Channel
(InTechFacultad de IngenieríaIngeniería TelemáticaDepartamento Académico de Tecnologías de Información y Comunicaciones (TICs)Rijeka, 2011-01-01)
Ultra wideband (UWB) transmission systems are characterized with either a fractional bandwidth of more that 20%, or a large absolute bandwidth (>500 MHz) in the 3.1 GHz to 10.6 GHz band, and for a very low power spectral ...
Performance analysis of a single-user MISO ultra-wideband time reversal system with DFE
(SPRINGER, 2011)
This paper presents an analysis of the performance of a baseband multiple-input single-output (MISO) time reversal ultra-wideband system (TR-UWB) incorporating a symbol spaced decision feedback equalizer (DFE). A semi-analytical ...
Medição de distância relativa utilizando tecnologia UWB
(Florianópolis, SC, 2020-12-10)
Neste documento será proposta uma implementação de um sistema para medir distâncias relativas entre dispositivos dentro de uma rede. A tecnologia utilizada para a realização do trabalho foi ultra banda larga, e será ...
A Fully-configurable SoC-Based IR-UWB Platform for Data Acquisition and Algorithm Testing
(Institute of Electrical and Electronics Engineers, 2020-05-26)
Research and development of algorithms for processing Impulse Radio Ultra-Wideband signals is a trending issue within remote sensing applications, personal area networks, and RF imaging among other areas. We have designed ...