Browsing by Author "El Mrabet, Otman"

Now showing items 1-7 of 7

    • 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 ...

    • An UWB Tapered Slot Vivaldi Antenna (TSA) with improved characterestics 

      Akazzim, Youness; Kanjaa, Mohammed; El Mrabet, Otman; Jofre Roca, Lluís; Essaaidi, Mohamed (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Conference lecture
      Restricted access - publisher's policy
      In this paper, an UWB Tapered Slot Vivaldi Antenna (TSA) is presented. The proposed TSA is optimized in order to increase the bandwidth and ensure a good impedance matching at low and bandwidth frequencies while respecting ...

    • Effect of bending on a textile UHF-RFID tag antenna 

      El Bakkali, Mohamed; Martínez Estrada, Marc; Fernández García, Raúl; Gil Galí, Ignacio; El Mrabet, Otman (Institute of Electrical and Electronics Engineers (IEEE), 2020)
      Conference report
      Restricted access - publisher's policy
      In this paper, a textile UHF-RFID tag antenna at 915 MHz based on a T-match dipole loaded with circular patch on a felt fabric substrate is presented and discussed. In addition, the bending impact on the read range is ...

    • Low-Profile UWB probe for precise time-domain functional imaging 

      Akazzim, Youness; El Mrabet, Otman; Jofre Roca, Lluís (Institute of Electrical and Electronics Engineers (IEEE), 2023)
      Conference lecture
      Restricted access - publisher's policy
      In this paper a Double Ridge Waveguide (DRW) antenna fed by a microstrip line covering a frequency band from 0.5GHz to 2.5GHz is designed, fabricated, and measured, for functional microwave imaging. The proposed DRW antenna ...

    • Multi-element UWB probe optimization for medical microwave imaging 

      Akazzim, Youness; El Mrabet, Otman; Romeu Robert, Jordi; Jofre Roca, Lluís (Multidisciplinary Digital Publishing Institute (MDPI), 2023-01-01)
      Article
      Open Access
      The need for non-ionizing techniques for medical imaging applications has led to the use of microwave signals. Several systems have been introduced in recent years based on increasing the number of antennas and frequency ...

    • UWB microwave functional brain activity extraction for Parkinson's disease monitoring 

      Akazzim, Youness; Palacios Arias, César Augusto; Jofre Cruanyes, Marc; El Mrabet, Otman; Romeu Robert, Jordi; Jofre Roca, Lluís (Institute of Electrical and Electronics Engineers (IEEE), 2024-01-31)
      Article
      Open Access
      Microwaves have proven their imaging capabilities to visualize the body composition for medical applications, thanks to their penetration inside biological structures. In this context, this article presents a novel methodology ...

    • UWB-modulated microwave imaging for human brain functional monitoring 

      Akazzim, Youness; Jofre Cruanyes, Marc; El Mrabet, Otman; Romeu Robert, Jordi; Jofre Roca, Lluís (Multidisciplinary Digital Publishing Institute (MDPI), 2023-04-28)
      Article
      Open Access
      Morphological microwave imaging has shown interesting results on reconstructing biological objects inside the human body, and these parameters represent their actual biological condition, but not their biological activity. ...