Zobrazeno 1 - 10
of 161
pro vyhledávání: '"Antonio Jurado"'
Autor:
Javier Pérez Santacruz, Elmine Meyer, Roel X. F. Budé, Catalina Stan, Antonio Jurado-Navas, Ulf Johannsen, Idelfonso Tafur Monroy, Simon Rommel
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-13 (2023)
Abstract Adaptive analog beamforming is a key technology to enable spatial control of millimeter-wave wireless signals radiated from phased array antennas (PAAs) which is essential to maximize the capacity of future mobile networks and to ensure effi
Externí odkaz:
https://doaj.org/article/66f4f51fa05b4434a0f552a06531b764
Autor:
Maria Alvarez-Roa, Carmen Alvarez-Roa, Thiago R. Raddo, Miguel Castillo-Vazquez, Carmen Castillo-Vazquez, Ben-Hur V. Borges, Idelfonso Tafur Monroy, Antonio Jurado-Navas
Publikováno v:
IEEE Access, Vol 11, Pp 130031-130047 (2023)
In this paper, we propose a novel hybrid network solution using optical code-division multiple-access and free-space optics (OCDMA-FSO) to support multiple data rates and quality-of-service according to user requirements. The proposed OCDMA-FSO netwo
Externí odkaz:
https://doaj.org/article/66a0779f671c44c9865d658efdedba5a
Autor:
Rafael V. T. Da Nobrega, Thiago R. Raddo, Antonio Jurado-Navas, Murilo B. Loiola, Anderson L. Sanches, Merouane Debbah
Publikováno v:
IEEE Open Journal of Vehicular Technology, Vol 4, Pp 475-489 (2023)
6G networks are expected to use the terahertz (THz) frequency spectrum in some way. However, relatively little is known about the transmission channel in this part of the spectrum. In this article, we propose a novel and accurate channel loss model t
Externí odkaz:
https://doaj.org/article/4edc50bd59f543f4ac04aa4cc5eabda8
Publikováno v:
Revista Diecisiete, Iss 7, Pp 49-64 (2022)
El objetivo de este trabajo es analizar el impacto de la pandemia sobre distintas situaciones de pobreza, que incluyen caracterizaciones de esta que van más allá de su habitual consideración como un fenómeno relativo y monetario. Se revisan disti
Externí odkaz:
https://doaj.org/article/7c4ac64863764701b973c9d6ec2b5c90
Autor:
Carmen Álvarez-Roa, María Álvarez-Roa, Thiago R. Raddo, Antonio Jurado-Navas, Miguel Castillo-Vázquez
Publikováno v:
Photonics, Vol 11, Iss 1, p 58 (2024)
In this paper, we propose, design, and evaluate a new hybrid terrestrial–underwater optical communication link for providing high-speed connectivity between land and underwater systems. A device based on an amplify-and-forward strategy is considere
Externí odkaz:
https://doaj.org/article/c7429babd53f4a1697015ac94ec9b465
Autor:
Daniel Neves, Anderson Sanches, Rafael Nobrega, Hichem Mrabet, Iyad Dayoub, Kohei Ohno, Shyqyri Haxha, Ivan Glesk, Antonio Jurado-Navas, Thiago Raddo
Publikováno v:
Sensors, Vol 23, Iss 8, p 3791 (2023)
High data rate coverage, security, and energy efficiency will play a key role in the continued performance scaling of next-generation mobile systems. Dense, small mobile cells based on a novel network architecture are part of the answer. Motivated by
Externí odkaz:
https://doaj.org/article/3d991aac7c1942cd82e460acd8312db8
Autor:
Jorge Sanchez-Garrido, Antonio Jurado, Luis Medina, Rafael Rodriguez, Eduardo Ros, Javier Diaz
Publikováno v:
IEEE Access, Vol 8, Pp 93621-93634 (2020)
This work presents a novel use case with Time-Sensitive Networks (TSN) for implementing a deterministic system allowing the joint transmission of all substation communications over the same Ethernet-based infrastructure. This approach streamlines the
Externí odkaz:
https://doaj.org/article/1d841c57b6054938a9949dc5a29df88b
Autor:
Carmen Álvarez-Roa, María Álvarez-Roa, Francisco J. Martín-Vega, Miguel Castillo-Vázquez, Thiago Raddo, Antonio Jurado-Navas
Publikováno v:
Sensors, Vol 22, Iss 15, p 5684 (2022)
In this paper we investigate the application of free space optical (FSO) communications, energy harvesting, and unmanned aerial vehicles (UAVs) as key technology enablers of a cost-efficient backhaul/fronthaul framework for 5G and beyond (5G+) networ
Externí odkaz:
https://doaj.org/article/5b26605100914504a71c442da0f4ba98
Publikováno v:
Sensors, Vol 22, Iss 7, p 2464 (2022)
In this paper, we analyze a combined terrestrial-underwater optical communication link for providing high-speed optical connectivity between onshore and submerge systems. For this purpose, different transmission signaling schemes were employed to obt
Externí odkaz:
https://doaj.org/article/9bb443ba674145c48771ef392b2c803a
Autor:
Cristina Esteban-Amarilla, Silvia Martin-Bote, Antonio Jurado-Garcia, Ana Palomares-Muriana, Nuria Feu-Collado, Bernabe Jurado-Gamez
Publikováno v:
Canadian Respiratory Journal, Vol 2020 (2020)
Background and Objective. To determine the diagnostic yield of nocturnal oximetry versus polygraphy for the diagnosis and classification of sleep apnea hypopnea syndrome (SAHS). Methods. Prospective study conducted in a university hospital. Subjects
Externí odkaz:
https://doaj.org/article/703095b2f1f64825bc58f95f19486806