Listar IC - Contribuciones a congresos científicos por título
Mostrando ítems 89-108 de 347
-
A data-driven user steering algorithm for optimizing user experience in multi-tier LTE networks
(2019-01-31)Multi-tier cellular networks are a cost-effective solution for capacity enhancement in urban scenarios. In these networks, effective handover schemes are required to assign users to the most adequate layer. In this paper, ... -
DC-18 GHz MMIC tapered distributed power amplifier
(2014-07-22)A DC-18 GHz MMIC tapered power distributed amplifier has been designed and simulated in GaAs technology. The amplifier has been designed according to the theory for power and efficiency maximization based on tapered drain ... -
Demostración experimental de un acoplador de interferencia multimodal insensible a la polarización basado en un metamaterial sublongitud de onda
(2023)En este trabajo se demuestra experimentalmente un acoplador 3 dB 90o basado en un dispositivo de interferencia multimodal 2×2 independiente a la polarización. El dispositivo se ha desarrollado en una plataforma de silicio ... -
Desafío tecnológico: herramienta para trabajar y evaluar las competencias básicas y generales en los estudios de grado de la E.T.S.I. de Telecomunicación
(2018-09-20)This work presents the evolution of the five editions of the educational activity named “Technological Challenge” specially focused on the students at “Escuela Técnica Superior de Ingeniería de Telecomunicación” (ETSIT), ... -
Desarrollo de actividades prácticas dirigidas a la adquisición de competencias profesionales
(2018-09-14)Most companies require engineering graduates with transversal skills, in addition to technical competences, for their professional practice. Therefore, regional, national and European engineering accreditation agencies pay ... -
Desarrollo de antena espiral con alimentación lateral realizada mediante fabricación aditiva
(2022)This contribution presents an step-by-step design and manufacturing of a spiral antenna with lateral feeding mainly for automotive applications. The spiral antenna is intended to work in Ultra-Wide Band (UWB), a new ... -
Desarrollo de un simulador de nivel de enlace del estándard AFDX
(2020-10-02)This paper presents a link level implementation of a system-level Avionics Full-Duplex Switched (AFDX) network simulator. The simulator features two main elements, the End-System and the AFDX switch. It is proposed as a ... -
Desarrollo de una plataforma integrada de simulación y verificación de redes de aviónica.
(2023)The current paradigm of avionics network validation and verification is very slow and costly, thus delaying design and evolution in this sector. So, the present work presents a platform that intends to speed up the validation ... -
Desarrollo e integración de un sensor modular y flexible en la banda de ondas milimétricas para aplicaciones de automoción
(2020-09-21)This paper presents the development of a full prototype of a millimetre wave sensor for automotive radar in the 77-81GHz frequency band. The interest in millimetre wave sensors has grown significatively in the last ten ... -
Design and characterization of a pure phase modulator based on TNLC
(2019-10-22)In this work, we present a complete process to obtain a pure phase modulator based on a twisted nematic liquid crystal display (TNLCD). We first describe a simple technique for measuring the physical parameters of each ... -
Design and fabrication of a Fabry-Pérot cavity antenna for the Ku-band
(2020-09-18)A design of a directive antenna based on a Fabry-Pérot cavity is described, using a single metallic partially reflecting surface (PRS) in front of a coaxial-fed patch antenna. The main features of this type of antennas are ... -
Design Aspects of a Broadband Beam-Reconfigurable Leaky-Wave Antenna
(IEEE Antennas and Propagation Society, 2016)Design aspects of a novel beam-reconfigurable pla-nar series-fed array are addressed to achieve beam steering with frequency tunability over a relatively broad bandwidth. The design is possible thanks to the use of the ... -
Design of arbitrary optical filters in silicon-on-insulator using evanescently-coupled Bragg gratings
(2019-07-10)Spectral filters are experiencing an increasing demand in several applications of the silicon- on-insulator (SOI) platform. Many works have demonstrated that arbitrary frequency responses can be synthesized by apodizing ... -
Design of optical metamaterial waveguide structures
(2017-06-01)Subwavelength gratings (SWGs) are periodic structures with a pitch (Λ) smaller than the wavelength of the propagating wave (λ), so that diffraction effects are suppressed. These structures thus behave as artificial ... -
Design of subwavelength grating metamaterial waveguides for communications and sensing applications
(2019-07-04)In this work we will cover some of our recent advances in the design of state-of-the-art silicon photonic devices based on all-dielectric subwavelength grating (SWG) metamaterials. Specifically, we will focus on the design ... -
Designing anisotropy with waveguide subwavelength structures
(2018-07-12)Silicon sub-wavelength structures have become a versatile design tool for practical, high-performance integrated optical devices, ranging from highly efficient grating couplers to ultra-broadband beam-splitters. Recently, ... -
Designing polarization management devices by tilting subwavelength grating structures
(2019-05-03)Subwavelength gratings (SWG) are periodic structures which behave as controllable homogeneous metamaterials. SWGs are extremely interesting when they are used in platforms with a limited choice of material refractive indices, ... -
Despolimerización electroquímica de lignina con catalizadores metálicos sobre fibras de carbono preparadas por electrohilado de lignina.
(2023)Derivados de fuentes fósiles, la valorización de lignina mediante la producción de compuestos de interés se ha convertido en un proceso económicamente atractivo. En este trabajo se propone el doble uso de lignina, como ... -
Development and RF-Performance of AlGaN/GaN and InAlN/GaN HEMTs on Large-Diameter High-Resistivity Silicon Substrates
(2022)A CMOS-compatible industrial processing and RF analysis of 150 mm GaN-on-HR-Si substrates with AlGaN and InAlN barrier is presented. Process development along with transfer to large-wafer scale is shown and some HEMT ... -
Diagnosis automática con 5G para entornos de emergencia
(2023)Emergency communications are a fundamental aspect for any community, becoming more necessary year after year. This fact, together with the continuous advance of mobile network technologies, enables increasingly more reliable ...