Listar Grupo de Tecnoloxía Electrónica e Comunicacións (GTEC) por título
Mostrando ítems 94-113 de 222
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Development of Recreational Content with Micro:Bit for Intervention with People with Cerebral Palsy
(MDPI, 2020-09-04)[Abstract] This paper presents a project carried out to use games in therapies for people with cerebral palsy. A Micro:bit board is used to have a friendly interaction between the user and the game. Through a simple ... -
Direct Antenna Frequency-Hopped M-FSK Modulation With Time-Modulated Arrays
(Institute of Electrical and Electronics Engineers, 2024-02)[Abstract]: We present an innovative approach that simultaneously enables direct antenna frequency-hopped M-ary frequency shift keying (DAFH-MFSK) modulation and beamsteering through the use of time-modulated arrays (TMAs). ... -
Dual-Beam Steerable TMAs Combining AM and PM Switched Time-Modulation
(MDPI, 2022)[Abstract] Wireless sensor networks (WSN) are increasingly requiring directional antennas that not only provide higher capacity, security, transmission range or robustness against interference, but also contribute with ... -
Dual-Signal Transmission Using RF Precoding and Analog Beamforming With TMAs
(IEEE, 2018-06)[Absctract]: Time-modulated arrays (TMAs) receiving beamforming provide a noteworthy hardware simplicity given the ability of this multi-antenna technique to transform spatial diversity into frequency diversity. However, ... -
Dual-Signal Transmission Using RF Precoding and Analog Beamforming With TMAs
(Institute of Electrical and Electronics Engineers, 2018)[Abstract]: Time-modulated arrays (TMAs) receiving beamforming provide a noteworthy hardware simplicity given the ability of this multi-antenna technique to transform spatial diversity into frequency diversity. However, ... -
E-Voting System Using Hyperledger Fabric Blockchain and Smart Contracts †
(MDPI, 2021)[Abstract] The emergence of the current pandemic has led to a new reality in which bureaucratic formalities have been affected in terms of health security, procedures, resource management, among others. Specifically, in ... -
Effects of Measurement Distance on Measurements of Symmetrically Shaped Patterns Generated by Line Sources
(Institute of Electrical and Electronics Engineers, 2003-02)[Abstract] Symmetrically shaped patterns, generated by real continuous linear apertures derived from Taylor distributions, resemble Taylor sum patterns in regard to the distance-dependence of their sidelobe heights. Their ... -
Emerging Paradigms and Architectures for Industry 4.0 Applications
(Multidisciplinary Digital Publishing Institute (MDPI), 2022)[Abstract]: The Fourth Industrial Revolution (4IR), called “Industry 4.0” in Europe, “Industrial Internet of Things” in North America, or “Made in China 2025” in China, blurs the boundaries between the physical, digital ... -
Emerging Paradigms and Architectures for Industry 5.0 Applications
(Multidisciplinary Digital Publishing Institute (MDPI), 2022)After the success of the first Special Issue on “Emerging Paradigms and Architectures for Industry 4.0 Applications” [1], a new Special Issue was launched to update the approach followed by the Fourth Industrial Revolution ... -
Emulating extreme velocities of mobile LTE receivers in the downlink
(SpringerOpen & European Association for Signal Processing, 2015)[Abstract]: Long-Term Evolution (LTE) is expected to substitute the Global System for Mobile (GSM) Communications as the radio access technology for railway communications. Recently, considerable attention has been devoted ... -
Enabling the Internet of Mobile Crowdsourcing Health Things: A Mobile Fog Computing, Blockchain and IoT Based Continuous Glucose Monitoring System for Diabetes Mellitus Research and Care
(M D P I AG, 2019-07-28)[Abstract] Diabetes patients suffer from abnormal blood glucose levels, which can cause diverse health disorders that affect their kidneys, heart and vision. Due to these conditions, diabetes patients have traditionally ... -
Enhanced Time-Modulated Arrays for Harmonic Beamforming
(Institute of Electrical and Electronics Engineers, 2017)[Abstract]: One of the primary features of time-modulated arrays (TMAs) is their ability to adapt their harmonic patterns to exploit the angular diversity of multipath wireless channels. In such a case, the TMA excitations ... -
Environmental Cross-Validation of NLOS Machine Learning Classification/Mitigation with Low-Cost UWB Positioning Systems
(M D P I AG, 2019-12-10)[Abstract] Indoor positioning systems based on radio frequency inherently present multipath-related phenomena. This causes ranging systems such as ultra-wideband (UWB) to lose accuracy when detecting secondary propagation ... -
Equalizers in mobile communications: Tutorial 38
(Institute of Electrical and Electronics Engineers & Instrumentation and Measurement Society, 2012-06)[Abstract]: Modern cellular wireless systems would not be possible without high-performance equalizers. Signal impairments introduced by the wireless channel can only be compensated for by using such equalizers. This ... -
Estimation of Laplacian Symbols for Analog Transmission Over MIMO Channels
(Institute of Electrical and Electronics Engineers, 2015-12)[Abstract]: The MAP and MMSE estimation of Laplace-distributed symbols transmitted over multiple-input multiple-output channels is studied. This is an important problem in analog joint source channel coding with spiral ... -
Evaluation of Analog Joint Source-Channel Coding Systems for Multiple Access Channels
(Institute of Electrical and Electronics Engineers, 2015-06)[Abstract]: We address the evaluation of low-complexity analog Joint Source Channel Coding (JSCC) methods for the transmission of discrete-time analog symbols over Multiple-Input Multiple-Output (MIMO) Multiple Access ... -
Evaluation of H.264/AVC over IEEE 802.11p vehicular networks
(SpringerOpen & European Association for Signal Processing, 2013)[Abstract]: The capacity of vehicular networks to offer non-safety services, like infotainment applications or the exchange of multimedia information between vehicles, have attracted a great deal of attention to the field ... -
Evolving military broadband wireless communication systems: WiMAX, LTE and WLAN
(Institute of Electrical and Electronics Engineers, 2016)[Abstract]: Emerging technologies for mobile broadband wireless are being considered as a Commercial Off-The-Shelf solution to cover the operational requirements of the future warfare. The capabilities of these technologies ... -
Una experiencia de aprendizaje basado en proyectos en Ingeniería Informática
(Educación Editora, 2019)[Resumen]: El Plan Bolonia ha provocado una profunda reforma de la enseñanza universitaria, no solo en el planteamiento de las titulaciones, sino también en las metodologías docentes y en las técnicas de evaluación, entre ... -
Experimental Characterization of LTE Wireless Links in High-Speed Trains
(Hindawi, 2017)[Abstract]: Multimedia and data-based services experienced a nonstopping growth over the last few years. People are continuously on the move using devices to access multimedia contents or other data-based services. Due to ...
