Listar IC - Artículos por título
Mostrando ítems 74-93 de 221
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Design of a Broadband Polarization Splitter Based on Anisotropy-Engineered Tilted Subwavelength Gratings
(IEEE Xplore, 2019-06-01)Polarization management is of paramount importance in integrated optics, partic- ularly for highly birefringent photonic platforms such as silicon-on-insulator. In this paper, we present a polarization beam splitter based ... -
Design of a suspended germanium micro-antenna for efficient fiber-chip coupling in the long-wavelength mid-infrared range
(Optica Publishing Group, 2019-08-05)Recent developments of photonic integrated circuits for the mid-infrared band has opened up a new field of attractive applications for group IV photonics. Grating couplers, formed as diffractive structures on the chip ... -
Designing a 6G testbed for location: Use cases, challenges, enablers and Requirements
(IEEE Xplore, 2023-01-30)Location will have a central role in Research and Development (R&D) towards 6G networks, both as a service offered by the network (improving the current offering of 5G) and as an input to increasingly location-aware services ... -
Diagnosis Based on Genetic Fuzzy Algorithms for LTE Self-Healing.
(IEEE, 2015)Self-organizing network (SON) mechanisms reduce operational expenditure in cellular networks while enhancing the offered quality of service. Within a SON, self-healing aims to autonomously solve problems in the radio access ... -
Discriminative Sparse Features for Alzheimer’s Disease Diagnosis using multimodal image data.
(Bentham Science, 2018-01-01)Feature extraction in medical image processing still remains a challenge, especially in high-dimensionality datasets, where the expected number of available samples is considerably lower than the dimension of the feature ... -
Dual-Band Polarization-Independent Subwavelength Grating Coupler for Wavelength Demultiplexing.
(IEEE, 2020-08-06)Surface grating couplers are diffractive periodic structures that enable efficient coupling of light between optical fibers and planar waveguides. Conventional grating couplers have polarization specific and limited ... -
Dynamic Packet Duplication for Industrial URLLC
(MDPI, 2022-01-13)The fifth-generation (5G) network is presented as one of the main options for Industry 4.0 connectivity. To comply with critical messages, 5G offers the Ultra-Reliable and Low latency Communications (URLLC) service category ... -
Dyslexia Diagnosis by EEG Temporal and Spectral Descriptors: An Anomaly Detection Approach.
(World Scientific, 2020-06-04)Diagnosis of learning difficulties is a challenging goal. There are huge number of factors involved in the evaluation procedure that present high variance among the population with the same difficulty. Diagnosis is usually ... -
EEG Interchannel Causality to Identify Source/Sink Phase Connectivity Patterns in Developmental Dyslexia
(International Journal of Neural Systems, 2023)While the brain connectivity network can inform the understanding and diagnosis of developmental dyslexia, its cause-effect relationships have not yet enough been examined. Employing electroencephalography signals and ... -
Emerging Tools for Link Adaptation on 5G NR and Beyond: Challenges and Opportunities.
(IEEE, 2021-09-10)With the speeding up of the fifth generation (5G) new radio (NR) worldwide commercialization, one of the paramount questions for operators and vendors is how to optimize the radio links, considering the widely diverse ... -
Empirical Functional PCA for 3D Image Feature Extraction Through Fractal Sampling.
(World Scientific, 2018-10-16)Medical image classification is currently a challenging task that can be used to aid the diagnosis of different brain diseases. Thus, exploratory and discriminative analysis techniques aiming to obtain representative ... -
Encrypted Traffic Classification Based on Unsupervised Learning in Cellular Radio Access Networks
(IEEE, 2020-09-09)Traffic classification will be a key aspect in the operation of future 5G cellular networks, where services of very different nature will coexist. Unfortunately, data encryption makes this task very difficult. To overcome ... -
End-launcher repeatability in broadband methods for characterization of the propagation constant of transmission lines using two-port measurements.
(IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT, 2022-04-09)This work presents an analysis of the influence of connector repeatability in three different methods for estimating the propagation constant of transmission lines from two-port measurements. For this purpose, the repeatability ... -
Energy-based features and bi-LSTM neural network for EEG-based music and voice classification.
(Springer, 2023-09-11)The human brain receives stimuli in multiple ways; among them, audio constitutes an important source of relevant stimuli for the brain regarding communication, amusement, warning, etc. In this context, the aim of this ... -
An energy-efficient integration of a digital modulator and a Class-D amplifier
(MDPI, 2020-08-16)Energy consumption is always a key feature in devices powered by electric accumulators. The power amplifier is the most energy-demanding module in mobile devices, portable appliances, static transceivers, and even nodes ... -
Energy-Efficient Packet Forwarding Scheme Based on Fuzzy Decision-Making in Underwater Sensor Networks
(MDPI, 2021-06-25)Underwater Wireless Sensor Networks (UWSNs) are subjected to a multitude of real-life challenges. Maintaining adequate power consumption is one of the critical ones, for obvious reasons. This includes proper energy consumption ... -
Energy-Efficient Routing Protocol for Selecting Relay Nodes in Underwater Sensor Networks Based on Fuzzy Analytical Hierarchy Process
(IOAP-MDPI, 2022-11-18)The use of underwater sensor networks (UWSNs) offers great advantages in many automatic observation services such as water monitoring (ocean, sea, etc.) and registering of geological events (landslides, earthquakes). ... -
Enhanced average for event-related potential analysis using dynamic time warping
(Elsevier, 2023-10-05)Electroencephalography (EEG) provides a way to understand, and evaluate neurotransmission. In this context, time-locked EEG activity or event-related potentials (ERPs) are often used to capture neural activity related to ... -
Enhancing Multimodal Patterns in Neuroimaging by Siamese Neural Networks with Self-Attention Mechanism.
(World Scientific, 2023-02-18)The combination of different sources of information is currently one of the most relevant aspects in the diagnostic process of several diseases. In the field of neurological disorders, different imaging modalities providing ... -
Enhancing secrecy capacity in FSO links via MISO systems through turbulence-Induced fading channels with misalignment errors
(Institute of Electrical and Electronics Engineers, 2020-08)It has recently been proved that the free-space optical (FSO) communication links are susceptible to interceptions. Due to this reason, the optics community shows a special interest in studying these high-speed links in ...