RFEMC - Grup de Radiofreqüència i Compatibilitat Electromagnètica en Xarxes de Comunicacions

 

El grup realitza recerca en l'àmbit dels sistemes d'electrònica de radiofreqüència i compatibilitat electromagnètica. Les activitats principals consisteixen en el desenvolupament de sistemes electrònics wearables amb especial énfasi en el desenvolupament d'antenes i sensors sobre substractes flexibles.

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  • Experimental comparison of three electro-textile interfaces for textile UHF-RFID tags on clothes 

    Luo, Chengyang; Gil Galí, Ignacio; Fernández García, Raúl (2022-03)
    Article
    Open Access
    Textile Ultra High Frequency (UHF, 865–868 MHz) Radio Frequency Identification (RFID) devices meet difficulties from connection of solid chips and textile antennas. In this work, three electro-textile interfaces integrated ...

  • Electro-textile UHF-RFID compression sensor for health-caring applications 

    Luo, Chengyang; Gil Galí, Ignacio; Fernández García, Raúl (2022-06-15)
    Article
    Open Access
    Electro-textile Ultra High Frequency (UHF, 865–868 MHz) Radio Frequency Identification (RFID) devices have great potential to be explored as sensors due to the features of fabric materials. In this work, an electro-textile ...

  • Embroidered textile frequency-splitting sensor based on stepped-impedance resonators 

    Vélez, Paris; Martín, Ferran; Fernández García, Raúl; Gil Galí, Ignacio (2022)
    Article
    Open Access
    This paper presents an embroidered textile frequency-splitting microwave sensor based on a pair of identical stepped-impedance resonators (SIRs) loading a microstrip transmission line. The sensor is implemented by means ...

  • Embroidered wearable antenna-based sensor for real-time breath monitoring 

    El Gharbi, Mariam; Fernández García, Raúl; Gil Galí, Ignacio (2022-05-31)
    Article
    Open Access
    In this paper we present the design and the validation of a novel fully embroidered meander dipole antenna-based sensor integrated into a commercially available T-shirt for real-time breathing monitoring using the technique ...

  • Textile UHF-RFID antenna embroidered on surgical masks for future textile sensing applications 

    Luo, Chengyang; Gil Galí, Ignacio; Fernández García, Raúl (2022-07)
    Article
    Open Access
    Ultra High Frequency (UHF, 865-868 MHz) Radio Frequency Identification (RFID) devices are expected to be implemented in many health-caring areas. In this paper, we present three progressive designs of textile UHF-RFID ...

  • Wearable metamaterial for electromagnetic radiation shielding 

    Almirall Toribio, Oriol; Fernández García, Raúl; Gil Galí, Ignacio (2021-06-28)
    Article
    Open Access
    A novel wearable Frequency Selective Surface (FSS) created using fabric materials capable of blocking electromagnetic radiation around the frequency of 10.64 GHz (X Microwave frequency band) is presented in this paper. Two ...

  • Analysis on the effects of the human body on the performance of wearable textile antenna in substrate integrated waveguide technology 

    El Gharbi, Mariam; Ahyoud, Saida; Aknin, Noura; Gil Galí, Ignacio; Fernández García, Raúl (Institute of Electrical and Electronics Engineers (IEEE), 2020)
    Conference report
    Open Access
    A wearable textile circular ring slot antenna based on a substrate integrated waveguide cavity is presented. In this paper, the focus is on studying and understanding the technical behavior of the SIW textile antenna when ...

  • E-textile metamaterials: stop band pass filter 

    Moradi, Bahareh; Fernández García, Raúl; Gil Galí, Ignacio (Multidisciplinary Digital Publishing Institute, 2021-11-19)
    Article
    Open Access
    In this paper, the utilization of common fabrics for the manufacturing of e-textile metamaterial is investigated. The proposed design is based on a transmission line loaded with split-ring resonators (SRRs) on a cotton ...

  • Textile antenna-sensor for In vitro diagnostics of diabetes 

    El Gharbi, Mariam; Fernández García, Raúl; Gil Galí, Ignacio (2021-06-30)
    Article
    Open Access
    In this paper, a feasibility study of a microwave antenna-based sensor is proposed for in vitro experiments for monitoring blood glucose levels. The proposed device consists of a square-ring incorporated within a fully ...

  • Textile UHF-RFID antenna sensor for measurements of sucrose solutions in different levels of concentration 

    Luo, Chengyang; Gil Galí, Ignacio; Fernández García, Raúl (2021-06-18)
    Article
    Open Access
    With the trend of textile antennas development, ultra high frequency (UHF, 865–868 MHz) radio frequency identification (RFID) devices using textile materials are expected to be developed in many areas for replacing or ...

  • Determination of salinity and sugar concentration by means of a circular-ring monopole textile antenna-based sensor 

    El Gharbi, Mariam; Martínez Estrada, Marc; Fernández García, Raúl; Gil Galí, Ignacio (2021-11-01)
    Article
    Open Access
    This paper presents a monopole antenna-based sensor for measuring different amounts and concentrations of salt and sugar in water. The proposed antenna sensor consists of a textile monopole antenna with circular-ring and ...

  • An embroidered passive textile RFID tag based on a T-matched antenna 

    El Bakkali, Mohamed; El Mrabet, Otman; Kanjaa, Mohammed; Gil Galí, Ignacio; Fernández García, Raúl (2021-12-21)
    Article
    Open Access
    This paper addresses the design and fabrication of an embroidered textile RFID tag antenna. The main feature of this design is that we have embroidered an RFID chip on the textile support which avoids the use of metallic ...

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