UAB Digital Repository of Documents 199 records found  1 - 10nextend  jump to record: Search took 0.01 seconds. 
1.
Microwave rotation sensor based on reflection phase in transmission lines terminated with lumped resonators / Mehrjoo, Zahra (Royal Melbourne Institute of Technology) ; Ebrahimi, Amir (Royal Melbourne Institute of Technology) ; Beziuk, Grzegorz (Royal Melbourne Institute of Technology) ; Martín, Ferran (Martín Antolín) (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica)
A phase variation-based rotation sensor is presented in this article. The sensor is realized using a coplanar waveguide (CPW) terminated with a stepped impedance LC resonator. A circular dielectric slab is rotating above the resonator. [...]
2023 - 10.1109/JSEN.2023.3236638
IEEE sensors journal, Vol. 23, issue 7 (April 2023) , p. 6571-6580  
2.
Highly Sensitive Coplanar Waveguide (CPW) reflective-mode phase-variation permittivity sensors based on weakly coupled Step-Impedance Resonators (SIRs) / Casacuberta Orta, Pau (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Vélez Rasero, Paris (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Muñoz Enano, Jonathan (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Su, Lijuan (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Martín, Ferran (Martín Antolín) (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica)
This article presents a small-sized and highly sensitive planar microwave permittivity sensor based on a pair of weakly coupled step-impedance resonators (SIRs), the sensing elements. The sensor, a one-port structure, is implemented in coplanar waveguide (CPW) technology, and it operates in the reflection mode. [...]
2024 - 10.1109/TMTT.2023.3308200
IEEE transactions on microwave theory and techniques, Vol. 72, no. 3 (March 2024) , p. 1739-1753  
3.
Toward a low-cost portable reader for reflective-mode microwave sensors / Elgeziry, Mahmoud (Università di Pisa. Dipartimento di Ingegneria dell'Informazione) ; Costa, Filippo (Università di Pisa. Dipartimento di Ingegneria dell'Informazione) ; Vélez Rasero, Paris (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Paredes, Ferran (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Martín, Ferran (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Genovesi, Simone (Università di Pisa. Dipartimento di Ingegneria dell'Informazione)
Microwave sensors are typically characterized using a vector network analyzer (VNA) that measures the scattering parameters of the device under test (DUT) over a wide frequency band with great accuracy. [...]
2024 - 10.1109/TIM.2023.3338651
IEEE transactions on instrumentation and measurement, Vol. 73 (2024) , art. 8000309  
4.
Effects of losses on the sensitivity of reflective-mode phase-variation liquid sensors / Vélez Rasero, Paris (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Canalias, Xavier (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Muñoz Enano, Jonathan (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Casacuberta Orta, Pau (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Su, Lijuan (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Martín, Ferran (Martín Antolín) (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica)
This article is focused on the analysis of the effects of losses on the sensitivity of reflective-mode phase-variation liquid sensors implemented by means of an open-ended (either quarter-wavelength or half-wavelength) transmission line distributed resonator (the sensing element) cascaded to a set of high/low impedance inverters (implemented by means of quarter-wavelength line sections). [...]
2024 - 10.1109/TMTT.2023.3308586
IEEE transactions on microwave theory and techniques, Vol. 72, no. 2 (February 2024) , p. 903-908  
5.
Reflective-Mode Phase-Variation Permittivity Sensor Based on a Step-Impedance Microstrip Line Terminated With a Slot Resonator for Solid and Liquid Characterization / Muñoz Enano, Jonathan (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Vélez Rasero, Paris (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Casacuberta Orta, Pau (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Su, Lijuan (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Martín, Ferran (Martín Antolín) (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica)
This article proposes a highly sensitive single-frequency microwave sensor for dielectric characterization of solids and liquids. The sensor is a reflective-mode one-port device consisting of a step-impedance microstrip line terminated with a slot resonator (the sensing element) transversely etched on the ground plane. [...]
2023 - 10.1109/TMTT.2023.3315832
IEEE transactions on microwave theory and techniques, (October 2023)  
6.
Hybrid Time/Phase Domain Synchronous Electromagnetic Encoders for Near-Field Chipless-RFID and Motion Control Applications / Karami-Horestani, Amirhossein (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Paredes, Ferran (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Martín, Ferran (Martín Antolín) (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica)
Synchronous electromagnetic encoder systems exploiting phase encoding to boost up the number of bits per encoder position are reported in this article. The reader is a one-port structure consisting of a transmission line terminated with a matched load and fed by a harmonic (single tone) signal. [...]
2023 - 10.1109/TMTT.2023.3277934
IEEE transactions on microwave theory and techniques, Vol. 71, Issue 12 (December 2023) , p. 5457-5469  
7.
Phase-Variation Microwave Displacement Sensor With Good Linearity and Application to Breath Rate Monitoring / Karami-Horestani, Amirhossein (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Paredes, Ferran (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Martín, Ferran (Martín Antolín) (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica)
This article presents a novel highly linear reflective-mode displacement sensor based on planar microwave technology. The sensor consists of two parts: 1) the stator, or reader, a one-port transmission line terminated with a matched load and 2) the movable part, or tag, a dielectric slab with an electric LC (ELC) resonator etched on it. [...]
2023 - 10.1109/JSEN.2023.3307575
IEEE sensors journal, Vol. 23, Issue 19 (October 2023) , p. 22486-22495  
8.
Synchronous Electromagnetic Encoders Based on Step-Impedance Resonators / Karami-Horestani, Amirhossein (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Paredes, Ferran (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Martín, Ferran (Martín Antolín) (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica)
This article presents a new type of electromagnetic encoders based on step-impedance resonators (SIRs). The encoders consist of a linear chain of transversely oriented SIRs etched on a dielectric substrate, whereas the reader is a simple microstrip transmission line fed by a certain number of single-tone signals, i. [...]
2023 - 10.1109/JSEN.2023.3301095
IEEE sensors journal, Vol. 23, Issue 19 (October 2023) , p. 22440-22450  
9.
9 p, 694.5 KB An approach for the design of passive UHF-RFID tags mounted on optical discs / Zuffanelli, Simone (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Zamora González, Gerard (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Paredes, Ferran (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Martín, Ferran (Martín Antolín) (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Bonache Albacete, Jordi (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica)
In this paper, an innovative design strategy for UHF-RFID tags mounted on optical discs (such as DVDs) is presented. By using the metal layer of the disc as the main radiating element, it is possible to overcome the severe limitations of the existing tags for disc identification in terms of read range and bandwidth. [...]
2013 - 10.1109/TAP.2013.2282277
IEEE transactions on antennas and propagation, Vol. 61, issue 12 (Dec. 2013) , p. 5860-5867  
10.
10 p, 681.3 KB Design and synthesis methodology for UHF-RFID tags based on the T-match network / Zamora González, Gerard (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Zuffanelli, Simone (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Paredes, Ferran (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Martín, Ferran (Martín Antolín) (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Bonache Albacete, Jordi (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica)
A new systematic methodology for the design of T-match based UHF-RFID tags is proposed. The great majority of commercial UHF-RFID tags are based on dipole antennas using a modification of a T-match network. [...]
2013 - 10.1109/TMTT.2013.2287856
IEEE transactions on microwave theory and techniques, Vol. 61, issue 12 (Dec. 2013) , p. 4090-4098  

UAB Digital Repository of Documents : 199 records found   1 - 10nextend  jump to record:
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