Browsing Comunicaciones y ponencias de congresos DIEC - IEKS Biltzarretako komunikazioak eta txostenak by Title
Now showing items 1-12 of 12
-
Angle-susceptible sensing metasurface in terahertz regime
Nikolaev, Nazar A.; Kuznetsov, Sergei A.; Beruete Díaz, Miguel
(EDP Sciences, 2018)
Contribución a congreso / Biltzarrerako ekarpena 
Nowadays thin-film coatings and structures are widely used in advanced industrial and scientific ap-plications that makes the tasks of thin-film sensing highly demanded in practice. Last decade, stimulated by progress in ... -
Folded Cascode OTA with 5540 MHzpF/mA FoM
Garde Luque, María Pilar; López Martín, Antonio; Carvajal, Ramón G.; Ramírez-Angulo, Jaime (IEEE, 2018)
Contribución a congreso / Biltzarrerako ekarpena
A micropower single-stage folded cascode amplifier able to drive a wide range of capacitive loads is presented. It features class AB operation and includes power-efficient adaptive biasing techniques, which provide enhanced ... -
Gamma radiation measurements using an optical fiber laser
Pérez Herrera, Rosa Ana; Stancalie, Andrei; Cabezudo Sánchez-Valverde, Pablo Miguel; Sporea, Dan; Negut, Daniel; López-Amo Sáinz, Manuel (Optical Society of America, 2018)
Contribución a congreso / Biltzarrerako ekarpena
A fiber ring laser cavity configuration was used to analyze the effect of gamma-irradiation over the performance of different types of erbium doped fibers. Preliminary results validates this method to monitor gamma-radiation ... -
High sensitivity fiber-optic liquid level sensor using biconical tapered fibers
Júdez Colorado, Aitor; Leandro González, Daniel; Pérez Herrera, Rosa Ana ; Galarza Galarza, Marko; López-Amo Sáinz, Manuel (Optical Society of America, 2018)
Contribución a congreso / Biltzarrerako ekarpena
A liquid level sensor is presented using a biconical tapered standard single-mode fiber, being its main characteristic an outstanding sensitivity for a low cost transducer. Temperature compensation is enabled with the same ... -
KISS methodologies for network management and anomaly detection
Vega, Carlos; Aracil Rico, Javier; Magaña Lizarrondo, Eduardo (IEEE, 2018)
Contribución a congreso / Biltzarrerako ekarpena
Current networks are increasingly growing in size, complexity and the amount of monitoring data that they produce, which requires complex data analysis pipelines to handle data collection, centralization and analysis tasks. ... -
Latest research on long-range Brillouin distributed sensing
Loayssa Lara, Alayn; Urricelqui Polvorinos, Javier ; Iribas Pardo, Haritz ; Mariñelarena Ollacarizqueta, Jon ; Mompó Roselló, Juan José (SPIE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
We review the latest developments in long-range Brillouin optical time-domain analysis sensors. The factors that impair the performance of these sensors, particularly in terms of their distance range, are discussed together ... -
Microstructured optical fiber sensor for soil moisture measurements
López Aldaba, Aitor; López Torres, Diego ; Campo-Bescós, Miguel ; López Rodríguez, José Javier; Yerro Lizarazu, David; Elosúa Aguado, César ; Arregui San Martín, Francisco Javier ; Auguste, Jean-Louis; Jamier, Raphael; Roy, Philippe; López-Amo Sáinz, Manuel (Optical Society of America, 2018)
Contribución a congreso / Biltzarrerako ekarpena
A discrete sensor based on a Sn0₂-FP (Fabry-Pérot) cavity is presented and characterized in real soil conditions. Results are compared, for the first time to our knowledge, with a commercial capacitive sensor and gravimetric ... -
Mutual-coupling reduction in metamaterial substrate integrated waveguide slotted antenna arrays using metal fence isolators for SAR and MIMO applications
Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier; Limiti, Ernesto (IEEE, 2018)
Contribución a congreso / Biltzarrerako ekarpena
A new type of mutual coupling reduction technique is applied to metamaterial substrate integrated waveguide (SIW) slotted antenna array. The circular shaped reference SIW antenna array is constructed from Alumina substrate ... -
A new waveguide slot array antenna with high isolation and high antenna bandwidth operation on Ku- and K- Bands for radar and MIMO systems
Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Limiti, Ernesto; Falcone Lanas, Francisco Javier (IEEE, 2018)
Contribución a congreso / Biltzarrerako ekarpena
In this paper a novel technique is proposed to reduce the mutual coupling between the radiating elements of a waveguide slot array antenna. This is achieved by inserting slots between the waveguide oval shaped slots. The ... -
On the optimal current followers for wide-swing current-efficient amplifiers
López Martín, Antonio; Garde Luque, María Pilar; Carvajal, Ramón G.; Ramírez-Angulo, Jaime (IEEE, 2018)
Contribución a congreso / Biltzarrerako ekarpena
The design of various current followers for the implementation of OTAs with high slew rate and current efficiency is addressed. Two basic current follower topologies are compared, and modifications of both followers to ... -
Study on antenna mutual coupling suppression using integrated metasurface isolator for SAR and MIMO applications
Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier; Andujar, A.; Anguera, J.; Limiti, Ernesto (IEEE, 2018)
Contribución a congreso / Biltzarrerako ekarpena
A metasurface based decoupling structure that is composed of a square-wave slot pattern with exaggerated corners that is implemented on a rectangular microstrip provides high-isolation between adjacent patch antennas for ... -
Ultra-long (275 km) random distributed feedback fiber laser for remote sensor monitoring
Miguel Soto, Verónica de; Leandro González, Daniel; López-Amo Sáinz, Manuel (Optical Society of America, 2018)
Contribución a congreso / Biltzarrerako ekarpena
An interferometric sensor located 275 km away from the monitoring station has been interrogated by a double-pumped random distributed feedback fiber laser, reaching the longest distance in fiber optic remote sensing reported ...
