Now showing items 1-12 of 305

    • Synthesis procedure for ladder acoustic wave filters starting in series resonator 

      Perea Robles, Rafael; Mateu Mateu, Jordi; Collado Gómez, Juan Carlos (Institute of Electrical and Electronics Engineers (IEEE), 2021)
      Conference report
      Open Access
      This work provides a new procedure to synthesize acoustic wave ladder filters starting with series resonators. The novelty of this method relies in a new synthesis methodology to extract a series inductance in filter ...
    • SMOS instrument performance after more than 11 years in orbit 

      Martín Neira, Manuel; Oliva, Roger; Onrubia Ibáñez, Raul; Corbella Sanahuja, Ignasi; Duffo Ubeda, Núria; Rubino, Roselena; Kainulainen, Juha; Closa Soteras, Josep; Zurita Campos, Alberto M.; del Castillo, Javier (Institute of Electrical and Electronics Engineers (IEEE), 2021)
      Conference report
      Open Access
      ESA's Soil Moisture and Ocean Salinity (SMOS) mission [1] has been in orbit for over 11 years, and its Microwave Imaging Radiometer with Aperture Synthesis (MIRAS) in two dimensions keeps being fully operational. This ...
    • SCHEMA: Service Chain Elastic Management with distributed reinforcement learning 

      Dalgkitsis, Anestis; Garrido Platero, Luis Ángel; Mekikis, Prodromos-Vasileios; Ramantas, Kostas; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (Institute of Electrical and Electronics Engineers (IEEE), 2021)
      Conference report
      Open Access
      As the demand for Network Function Virtualization accelerates, service providers are expected to advance the way they manage and orchestrate their network services to offer lower latency services to their future users. ...
    • A collaborative statistical actor-critic learning approach for 6G network slicing control 

      Rezazadeh, Farhad; Chergui, Hatim; Blanco Botana, Luis; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (Institute of Electrical and Electronics Engineers (IEEE), 2021)
      Conference lecture
      Open Access
      Artificial intelligence (AI)-driven zero-touch massive network slicing is envisioned to be a disruptive technology in beyond 5G (B5G)/6G, where tenancy would be extended to the final consumer in the form of advanced digital ...
    • Analyzing spatio-temporal factors to estimate the response time between SMOS and in-situ soil moisture at different depths 

      Herbert, Christoph Josef; Pablos Hernández, Miriam; Vall-Llossera Ferran, Mercedes Magdalena; Camps Carmona, Adriano José; Martinez Fernandez, Jose (Multidisciplinary Digital Publishing Institute (MDPI), 2020-08-13)
      Article
      Open Access
      A comprehensive understanding of temporal variability of subsurface soil moisture (SM) is paramount in hydrological and agricultural applications such as rainfed farming and irrigation. Since the SMOS (Soil Moisture and ...
    • Multi-antenna 3D pattern design for millimeter-wave vehicular communications 

      Ballesteros Sánchez, Christian; Montero Bayo, Luca; Ramírez Arroyave, Germán Augusto; Jofre Roca, Lluís (Elsevier, 2022-06)
      Article
      Open Access
      The transformation of the automotive industry towards ubiquitous connection of vehicles with all kind of external agents (V2X) motivates the use of a wide range of frequencies for several applications. Millimeter-wave ...
    • Investigation of radial top-hat electric field distributions for corneal reflectometry using modified Fourier optics method 

      Lamberg, Joel; Zarrinkhat, Faezeh; Tamminen, Aleksi; Khaled, Elsayed E. M.; Taylor, Zachary (2021)
      Conference lecture
      Restricted access - publisher's policy
      An efficient Fourier optics method for synthesizing a required incident beam to compute the internal and scattered electromagnetic fields from known spherical surface electric field distribution is presented. © 2021 IEEE
    • Monitoring forest above-ground biomass from multifrequency vegetation optical depth: a preliminary study 

      Olivares Cabello, Claudia Lily; Chaparro Danon, David; Vall-Llossera Ferran, Mercedes Magdalena; Camps Carmona, Adriano José (Institute of Electrical and Electronics Engineers (IEEE), 2021)
      Conference report
      Open Access
      Vegetation Optical Depth (VOD) is highly sensitive to Above-ground Biomass (AGB), particularly at L-band, as this band is more sensitive to the canopy layer and has greater ca pacity to penetrate the vegetation. However, ...
    • On infinite past predictability of cyclostationary signals 

      Riba Sagarra, Jaume; Vila Insa, Marc (Institute of Electrical and Electronics Engineers (IEEE), 2022)
      Article
      Open Access
      This paper explores the asymptotic spectral decomposition of periodically Toeplitz matrices with finite summable elements. As an alternative to polyphase decomposition and other approaches based on Gladyshev representation, ...
    • High frequent in-domain word segmentation and forward translation for the WMT21 Biomedical task 

      Rafieian, Bardia; Ruiz Costa-Jussà, Marta (Association for Computational Linguistics, 2021)
      Conference report
      Open Access
      This paper reports the optimization of using the out-of-domain data in the Biomedical translation task. We firstly optimized our parallel training dataset using the BabelNet in-domain terminology words. Afterward, to ...
    • Improving PSI processing of mining induced large deformations with external models 

      Du, Sen; Mallorquí Franquet, Jordi Joan; Fan, Hongdong (VDE-Verlag, 2021)
      Conference report
      Restricted access - publisher's policy
      The surface deformation caused by coal mining may cause various geological disasters. Many scholars use for mine monitoring Persistent Scatterer Interferometry (PSI) combined with external models to compensate the phase ...
    • Probabilistic inference method to discriminate closed water from sea ice using SENTINEL-1 Sar signatures 

      Herbert, Christoph Josef; Camps Carmona, Adriano José; Vall-Llossera Ferran, Mercedes Magdalena (Institute of Electrical and Electronics Engineers (IEEE), 2021)
      Conference report
      Open Access
      Consistent sea ice monitoring requires accurate estimates of sea ice concentration. Current retrieval algorithms are based on low-resolution microwave radiometry data with limited penetration depth and are unable to resolve ...