Browsing Comunicaciones y ponencias de congresos DIEC - IEKS Biltzarretako komunikazioak eta txostenak by Issue Date
Now showing items 1-20 of 48
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Overcome the limitations of performance parameters of on-chip antennas based on metasurface and coupled feeding approaches for applications in system-on-chip for THz integrated-circuits
Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier
; Limiti, Ernesto (IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena
This paper proposes a new solution to improve the performance parameters of on-chip antenna designs on standard CMOS silicon (Si.) technology. The proposed method is based on applying the metasurface technique and exciting ... -
Low power CMOS chopper preamplifier based on source-degeneration transconductors
Cinco Izquierdo, O. J.; Sanz Pascual, M. T.; Cruz Blas, Carlos Aristóteles de la; Calvo López, B. (IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena
This paper describes the design of a low-power, low-noise flicker CMOS chopper preamplifier for sensor signal conditioning. The core amplifier and the Gm-C output low pass filter of the proposed fully differential preamplifier ... -
A novel 0.3-0.31 THz GaAs-based transceiver with on-chip slotted metamaterial antenna based on SIW technology
Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier; Limiti, Ernesto (IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena
This paper presents a novel on-chip antenna with fully integrated 0.3-0.31 THz transceiver is implemented on 0.5μm GaAs substrate, and comprises a voltage-controlled oscillator (VCO), a buffer amplifier, a modulator stage, ... -
Automated reconfigurable antenna impedance for optimum power transfer
Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier; Limiti, Ernesto (IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena
This paper presents an approach to implement an automatically tuning antenna for optimising power transfer suitable for software defined radio (SDR). Automatic tuning is accomplished using a closed loop impedance tuning ... -
CMOS low-voltage indirect current feedback instrumentation amplifiers with improved performance
Carrillo, Juan M.; Domínguez, Miguel A.; Pérez Aloe, Raquel; Duque Carrillo, J. Francisco; Cruz Blas, Carlos Aristóteles de la (IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena
Indirect current feedback (ICF) is a very common operation principle used in the design of CMOS instrumentation amplifiers (IA). The input and output transconductors required in an ICF IA usually consist on resistive-degenerated ... -
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 ... -
High-speed analysis of SMB2 file sharing traffic without TCP stream reconstruction
Berrueta Irigoyen, Eduardo; Morató Osés, Daniel ; Magaña Lizarrondo, Eduardo ; Izal Azcárate, Mikel (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
This paper presents a file sharing traffic analysis methodology for Server Message Block (SMB), a common protocol in the corporate environment. The design is focused on improving the traffic analysis rate that can be ... -
Micro-drilled optical fiber for enhanced laser strain sensors
Pérez Herrera, Rosa Ana; Bravo Acha, Mikel ; Roldán Varona, Pablo; Leandro González, Daniel ; Rodríguez Cobo, L.; López Higuera, José Miguel; López-Amo Sáinz, Manuel (SPIE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
In this work, we present an experimental measurement of temperature and strain sensitivities of a micro-drilled optical fiber (MDOF). The MDOF consisted of a quasi-randomly distributed reflector along a single mode fiber ... -
Multiplexing optical fiber Fabry-Perot interferometers based on air-microcavities
Pérez Herrera, Rosa Ana; Novais, S.; Bravo Acha, Mikel ; Leandro González, Daniel ; Silva, Susana; Frazão, Orlando; López-Amo Sáinz, Manuel (SPIE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
In this work we demonstrate the multiplexing capability of new optical fiber Fabry-Perot interferometers based on airmicrocavities using a commercial FBG interrogator. Three optimized air-microcavity interferometer sensors ... -
Investigation on the working point of slope-assisted dynamic Brillouin distributed fiber sensing
Feng, Cheng; Mariñelarena Ollacarizqueta, Jon; Schneider, Thomas (SPIE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
In this paper, an investigation on the working point of slope-assisted dynamic distributed Brillouin sensing is presented. A comparison has been carried out between the sensing performances achieved at the inflection point ... -
DC capacitance reduction in three-phase photovoltaic inverters by using virtual impedance emulation
Urtasun Erburu, Andoni; Sanchís Gúrpide, Pablo ; Marroyo Palomo, Luis (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
DC voltage regulation in grid-connected three-phase PV inverters is a fundamental requirement. In order to reduce the influence of the PV non-linear behavior and ensure stability in the whole operating range, the input ... -
New approach to suppress mutual coupling between longitudinal-slotted arrays based on SIW antenna loaded with metal-fences working on VHF/UHF frequency-bands: study, investigation, and principle
Alibakhshikenari, Mohammad; Virdee, Bal S.; Khalily, Mohsen; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier; Limiti, Ernesto (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
In this work it is demonstrated that substrate integrated waveguide longitudinal slotted array antenna (SIWLSAA) which is loaded with metal fences exhibits high-isolation across VHF/UHF bands. A reference SIWLSAA used for ... -
Effective analysis of secure web response time
López Romera, Carlos; Morató Osés, Daniel; Magaña Lizarrondo, Eduardo ; Izal Azcárate, Mikel (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
The measurement of response time in web based applications is a common task for the evaluation of service responsiveness and the detection of network or server problems. Traffic analysis is the most common strategy for ... -
Critical comparison of energy management algorithms for lithium-ion batteries in renewable power plants
Berrueta Irigoyen, Alberto; Soto Cabria, Adrián; García Solano, Miguel ; Parra Laita, Íñigo de la ; Sanchís Gúrpide, Pablo ; Ursúa Rubio, Alfredo (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
Lithium-ion batteries are gaining importance for a variety of applications due to their price decrease and characteristics improvement. A good energy management strategy is required in order to increase the profitability ... -
Active damping based on the capacitor voltage positive-feedback for grid-connected power converters with LCL filter
Samanes Pascual, Javier; Gubía Villabona, Eugenio (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
The capacitor voltage positive-feedback is a widely extended active damping strategy. It can effectively damp the LCL output filter resonant poles for low ratios of resonance to sampling frequencies. However, the existing ... -
On the requirements of the power converter for second-life lithium-ion batteries
Berrueta Irigoyen, Alberto; San Martín Biurrun, Idoia ; Pascual Miqueleiz, Julio María ; Sanchís Gúrpide, Pablo ; Ursúa Rubio, Alfredo (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
The use of lithium-ion batteries is increasing year after year, especially in the automotive sector. Given the high requirements of electric vehicles, their energy storage systems are discarded when they still have around ... -
AC/DC millivoltage sensor by means of ITO-coated optical fibers: towards monitoring of biosignals
Aginaga Etxamendi, Concepción Isabel; Socorro Leránoz, Abián Bentor; Fuentes Lorenzo, Omar; Del Villar, Ignacio ; Corres Sanz, Jesús María ; Matías Maestro, Ignacio (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
This contribution shows the monitoring of AC and DC millivoltage signals by means of lossy mode resonances generated by Indium Tin Oxide (ITO) on optical fibers. Sensors were obtained by sputtering ITO thin-films onto 25 ... -
Ransomware encrypted your files but you restored them from network traffic
Berrueta Irigoyen, Eduardo; Morató Osés, Daniel ; Magaña Lizarrondo, Eduardo ; Izal Azcárate, Mikel (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
In a scenario where user files are stored in a network shared volume, a single computer infected by ransomware could encrypt the whole set of shared files, with a large impact on user productivity. On the other hand, medium ... -
Economic analysis of residential PV self-consumption systems with Li-ion batteries under different billing scenarios
Galilea Gil, Carlos; Pascual Miqueleiz, Julio María; Berrueta Irigoyen, Alberto ; Ursúa Rubio, Alfredo ; Marroyo Palomo, Luis (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
In this paper, an economic analysis for four houses with a PV self-consumption system with and without Li-ion batteries is carried out. In particular three different ways of sizing PV and batteries are analyzed under three ... -
U2Eyes: a binocular dataset for eye tracking and gaze estimation
Porta Cuéllar, Sonia; Bossavit, Benoît ; Cabeza Laguna, Rafael ; Larumbe Bergera, Andoni; Garde Lecumberri, Gonzalo; Villanueva Larre, Arantxa (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
Theory shows that huge amount of labelled data are needed in order to achieve reliable classification/regression methods when using deep/machine learning techniques. However, in the eye tracking field, manual annotation ...
