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Listar por autor "Castelló Palacios, Sergio"

Mostrando ítems 1-19 de 19

Accurate broadband measurement of electromagnetic tissue phantoms using open-ended coaxial systems

Fornés Leal, Alejandro; Garcia-Pardo, Concepcion; Castelló-Palacios, Sergio; Vallés Lluch, Ana; Cardona Marcet, Narciso (IEEE, 2007-04-06)

[EN] New technologies and devices for wireless communication networks are continually developed. In order to assess their performance, they have to be tested in realistic environments taking into account the influence of ...
Desarrollo de hidrogeles que imitan las propiedades electromagnéticas de tejidos humanos para ensayos de dispositivos implantables de telecomunicaciones

Alloza Pascual, María (Universitat Politècnica de València, 2018-09-24)

En este trabajo se pretenden estudiar diferentes materiales en forma de gel que se puedan hinchar en distintas disoluciones con el fin de tratar de imitar tejidos humanos desde el punto de vista electromagnético. En este ...
Desarrollo de modelos sintéticos de tejidos humanos para su uso en dispositivos de comunicaciones corporales inalámbricos en el ámbito biomédico

Castelló Palacios, Sergio (Universitat Politècnica de València, 2015-11-25)

Proyecto Confidencial (Riunet)
Desarrollo de polímeros reconfigurables electromagnéticamente para su uso en superficies reflectoras inteligentes en redes móviles

Faubel Ramón, Teresa (Universitat Politècnica de València, 2024-10-18)

[ES] Este trabajo final de máster se centra en el desarrollo y caracterización de polímeros reconfigurables electromagnéticamente, diseñados para ser utilizados en superficies reflectoras inteligentes (RIS). Estas superficies ...
Desarrollo y caracterización de medios de acoplamiento acústico sólidos basados en hidrogeles para aplicaciones terapéuticas con ultrasonidos

Melero Hernández, Samuel (Universitat Politècnica de València, 2023-10-24)

[ES] El ultrasonido focalizado transcraneal (FUS) se ha convertido en una modalidad neuromoduladora no invasiva con una exquisita profundidad de penetración y selectividad espacial. La energía de los ultrasonidos se transmite ...
Development and Characterization of Polyester and Acrylate-Based Composites with Hydroxyapatite and Halloysite Nanotubes for Medical Applications

Torres, Elena; Domínguez-Candela, Iván; Castelló-Palacios, Sergio; Vallés Lluch, Ana; Fombuena, Vicent (MDPI AG, 2020-08)

[EN] We aimed to study the distribution of hydroxyapatite (HA) and halloysite nanotubes (HNTs) as fillers and their influence on the hydrophobic character of conventional polymers used in the biomedical field. The hydrophobic ...
Dielectric Characterization of In Vivo Abdominal and Thoracic Tissues in the 0.5 26.5 GHz Frequency Band for Wireless Body Area Networks

Fornés Leal, Alejandro; Cardona Marcet, Narciso; Frasson, Matteo; Castelló-Palacios, Sergio; Nevárez, Andrea; PONS BELTRÁN, VICENTE; Garcia-Pardo, Concepcion (Institute of Electrical and Electronics Engineers, 2019-03-13)

[EN] The dielectric properties of biological tissues are of utmost importance in the development of wireless body area networks (WBANs), especially for implanted devices. The early design stages of medical devices like ...
Diseño y caracterización de sustratos para antenas impresas flexibles

Borjabad Iruela, Julia (Universitat Politècnica de València, 2023-09-07)

[ES] Uno de los componentes fundamentales de los sistemas de telecomunicaciones son las antenas, que son dispositivos que transmiten y reciben ondas electromagnéticas por el espacio libre. La electrónica impresa flexible ...
Experimental Assessment of Time Reversal for In-Body to In-Body UWB Communications

Andreu-Estellés, Carlos; Garcia-Pardo, Concepcion; Castelló-Palacios, Sergio; Cardona Marcet, Narciso (John Wiley & Sons, 2018-08)

[EN] The standard of in-body communications is limited to the use of narrowband systems. These systems are far from the high data rate connections achieved by other wireless telecommunication services today in force. The ...
Formulas for easy-to-prepare tailored phantoms at 2.4 GHz ISM band

Castelló-Palacios, Sergio; Garcia-Pardo, Concepcion; Fornés Leal, Alejandro; Cardona Marcet, Narciso; Vallés Lluch, Ana (IEEE, 2017-04-01)

[EN] Emerging integration of communication networks into wearable or implantable body devices involves a challenge due to the transmitting medium, the body itself. This medium is heterogeneous and lossier than air, so ...
Frequency Dependence of UWB In-Body Radio Channel Characteristics

Andreu-Estellés, Carlos; Garcia-Pardo, Concepcion; Castelló-Palacios, Sergio; Vallés Lluch, Ana; Cardona Marcet, Narciso (Institute of Electrical and Electronics Engineers, 2018)

[EN] In this letter, a research of ultra-wideband in-body channel by using a high accurate phantom is performed in order to evaluate the impact of frequency dependence of human tissues on the channel characteristics. Hence, ...
Gel Phantoms for Body Microwave Propagation in the (2 to 26.5) GHz Frequency Band

Castelló-Palacios, Sergio; Garcia-Pardo, Concepcion; Alloza-Pascual, María; Fornés Leal, Alejandro; Cardona Marcet, Narciso; Vallés Lluch, Ana (Institute of Electrical and Electronics Engineers, 2019-10)

[EN] Tissue phantoms are widely used for assessing the interaction between the electromagnetic waves and the human body. These are especially key in body area networks, where the body itself acts as the propagation medium ...
Initial UWB in-body channel characterization using a novel multilayer phantom measurement setup

Pérez-Simbor, Sofia; Barbi, Martina; Garcia-Pardo, Concepcion; Castelló-Palacios, Sergio; Cardona Marcet, Narciso (IEEE, 2018-11-13)

[EN] Wireless Body Area Networks (WBANs) are a promising technology for medical purposes. Currently the WBAN are classified into: implanted (in-), surface (on-) or outside (off-) body communications regarding the location ...
Spatial In-Body Channel Characterization Using an Accurate UWB Phantom

Andreu Estellés, Carlos; Castelló Palacios, Sergio; García Pardo, Concepción; Fornés Leal, Alejandro; Vallés Lluch, Ana; Cardona Marcet, Narciso (Institute of Electrical and Electronics Engineers (IEEE), 2016-11)

Ultra-wideband (UWB) systems have emerged as a possible solution for future wireless in-body communications. However, in-body channel characterization is complex. Animal experimentation is usually restricted. Furthermore, ...
Tailor-Made Tissue Phantoms Based on Acetonitrile Solutions for Microwave Applications up to 18 GHz

Castelló-Palacios, Sergio; García Pardo, Concepción; Fornés Leal, Alejandro; Cardona Marcet, Narciso; Vallés Lluch, Ana (Institute of Electrical and Electronics Engineers (IEEE), 2016-11)

Tissue-equivalent phantoms play a key role in the development of new wireless communication devices that are tested on such phantoms prior to their commercialization. However, existing phantoms cover a small number of ...
Tailored EM Materials for Millimeter-Wave Direct Ink Write Printed Antennas

Castelló-Palacios, Sergio; Antonino Daviu, Eva; Vila-Jiménez, Antonio; Vallés Lluch, Ana; Cardona Marcet, Narciso; Garcia-Pardo, Concepcion (Institute of Electrical and Electronics Engineers, 2023)

[EN] This paper presents the development of dielectric materials with tailored dielectric properties (electric permittivity and loss tangent) at Gigahertz frequencies for their use in low-cost millimeter-wave flexible ...
Ultrawideband Technology for Medical In-Body Sensor Networks: An Overview of the Human Body as a Propagation Medium, Phantoms, and Approaches for Propagation Analysis

Garcia-Pardo, Concepcion; Andreu-Estellés, Carlos; Fornés Leal, Alejandro; Castelló-Palacios, Sergio; Pérez-Simbor, Sofia; Barbi, Martina; Vallés Lluch, Ana; Cardona Marcet, Narciso (Institute of Electrical and Electronics Engineers, 2018)

[EN] An in-body sensor network is that in which at least one of the sensors is located inside the human body. Such wireless in-body sensors are used mainly in medical applications, collecting and monitoring important ...
Wideband Electromagnetic Body Phantoms for the Evaluation of Wireless Communications in the Microwave Spectrum

Castelló Palacios, Sergio (Universitat Politècnica de València, 2019-12-02)

[ES] La constante evolución de la tecnología y la búsqueda de nuevas aplicaciones que mejoren la vida de las personas ha llevado a la incorporación de estas tecnologías en el organismo. Las redes inalámbricas de área ...
Wideband phantoms of different body tissues for heterogeneous models in body area networks

Castelló-Palacios, Sergio; Garcia-Pardo, Concepcion; Fornés Leal, Alejandro; Cardona Marcet, Narciso; Vallés Lluch, Ana (IEEE, 2018-11-14)

[EN] One of the key issues about wireless technologies is their interaction with the human body. The so-called internet of things will comprise many devices that will transmit either around or through the human body. These ...