Listar Grupo de Tecnoloxía Electrónica e Comunicacións (GTEC) por título
Mostrando ítems 109-128 de 225
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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 ... -
Experimental evaluation in wireless communications
(SpringerOpen & European Association for Signal Processing, 2017)[Abstract]: This editorial sums up relevant topics on the assessment of wireless communication systems covered by the especial issue entitled “Experimental Evaluation in Wireless Communications.” The topics include practical ... -
Experimental Evaluation of Flexible Duplexing in Multi-Tier MIMO Networks
(SpringerOpen, 2020-09-24)[Abstract] In this paper, we present an experimental evaluation of the performance benefits provided by flexible duplexing, an access technique that allows uplink and downlink cells to coexist within the same time-frequency ... -
Experimental evaluation of interference alignment for broadband WLAN systems
(SpringerOpen & European Association for Signal Processing, 2015)[Abstract]: In this paper, we present an experimental study on the performance of spatial interference alignment (IA) in indoor wireless local area network scenarios that use orthogonal frequency division multiplexing ... -
Experimental evaluation of the WiMAX downlink physical layer in high-mobility scenarios
(SpringerOpen & European Association for Signal Processing, 2015)[Abstract]: The experimental evaluation of the WiMAX downlink physical layer in high-mobility scenarios is extremely difficult to carry out because it requires the realization of measurement campaigns with expensive ... -
Exploratory Research on Sweetness Perception: Decision Trees to Study Electroencephalographic Data and Its Relationship with the Explicit Response to Sweet Odor, Taste, and Flavor
(Multidisciplinary Digital Publishing Institute (MDPI), 2022)Using implicit responses to determine consumers’ response to different stimuli is becoming a popular approach, but research is still needed to understand the outputs of the different technologies used to collect data. ... -
Exploring the Feasibility of Low Cost Technology in Rainfall Monitoring: The TREBOADA Observing System
(M D P I AG, 2019-07-22)[Abstract] In order to characterize the spatial and temporal variability of the rainfall, we have developed an observation system to monitor the precipitation over the metropolitan area of A Coruña. The observation system ... -
Eye State Detection Using Frequency Features from 1 or 2-Channel EEG
(World Scientific Publishing, 2023)[Abstract]: Brain–computer interfaces (BCIs) establish a direct communication channel between the human brain and external devices. Among various methods, electroencephalography (EEG) stands out as the most popular choice ... -
Eye State Identification Based on Discrete Wavelet Transforms
(MDPI, 2021)[Abstract]: We present a prototype to identify eye states from electroencephalography signals captured from one or two channels. The hardware is based on the integration of low-cost components, while the signal processing ... -
Fake News, Disinformation, and Deepfakes: Leveraging Distributed Ledger Technologies and Blockchain to Combat Digital Deception and Counterfeit Reality
(IEEE, 2020-03)[Absctract]: The rise of ubiquitous deepfakes, misinformation, disinformation, and post-truth, often referred to as fake news, raises concerns over the role of the Internet and social media in modern democratic societies. ... -
FDD Channel Estimation Via Covariance Estimation in Wideband Massive MIMO Systems
(M D P I AG, 2020-02-10)[Abstract] A method for channel estimation in wideband massive Multiple-Input Multiple-Output systems using hybrid digital analog architectures is developed. The proposed method is useful for Frequency-Division Duplex at ... -
Fine Time Measurement for the Internet of Things: A Practical Approach Using ESP32
(Institute of Electrical and Electronics Engineers Inc. (IEEE), 2022)[Abstract]: In the world of Internet of Things (IoT), obtaining the physical location of devices has always been a task of great interest for developing increasingly complex location-based services (LBS). That is why in ... -
From Pre-Quantum to Post-Quantum IoT Security: A Survey on Quantum-Resistant Cryptosystems for the Internet of Things
(IEEE, 2020)[Absctract]: Although quantum computing is still in its nascent age, its evolution threatens the most popular public-key encryption systems. Such systems are essential for today's Internet security due to their ability for ... -
Green IoT and Edge AI as Key Technological Enablers for a Sustainable Digital Transition towards a Smart Circular Economy: An Industry 5.0 Use Case
(MDPI, 2021)[Abstract] Internet of Things (IoT) can help to pave the way to the circular economy and to a more sustainable world by enabling the digitalization of many operations and processes, such as water distribution, preventive ...
