• Ultra-broadband polarization beam splitter with a gradual anisotropy engineered subwavelength metamaterial 

      Luque-González, José Manuel; Halir, Robert; Wanguemert-Perez, Juan Gonzalo; Schmid, Jens H.; Cheben, Pavel; [et al.] (2022-06)
      In this work we propose a polarization beam splitter based on an advanced SWG metamaterial topology which controls the propagation of multiple TE and TM modes at the same time. The proposed device achieves a simulated ...
    • Ultra-broadband Silicon Photonic Multimode Interference Coupler 

      Halir, Robert; Cheben, Pavel; Luque-González, José Manuel; Sarmiento-Merenguel, Jose Darío; Schmid, Jens; [et al.] (ECIO, 2017)
      In integrated optics, multimode interference couplers (MMIs) are used as light-wave splitters and combiners in a wide variety of devices ranging from spectrometers to sensors and coherent optical receivers. While their ...
    • Un nuevo criterio basado en calidad de experiencia para el balance de carga en redes LTE 

      Gijón, Carolina; Luna-Ramírez, Salvador; Toril-Genoves, Matias (2018-09-19)
      The increase in traffic and services in mobile networks has made network management a very complex task. This fact has motivated the development of many algorithms in a Self-Organized Network (SON) framework, such as ...
    • Una visión basada en QoE para algoritmo MRO en redes LTE 

      Marí-Altozano, María Luisa; Mwanje, Stephen S.; Luna-Ramírez, Salvador; Toril-Genoves, Matias; Gijón, Carolina; [et al.] (2020-09-11)
      Due to the huge increase in traffic and services in mobile networks, network management has changed its main focus from Quality of Service (QoS) to a Quality of Experience (QoE) perspective. In addition, SON (Self ...
    • Understanding the impact of line-of-sight in the ergodic spectral efficiency of cellular networks 

      Garcia-Corrales, Celia; Martín-Vega, Francisco J.; Lopez-Martinez, F. Javier; Cañete-Corripio, Francisco Javier; Paris-Angel, Jose Francisco (2018-09-27)
      In this paper we investigate the impact of lineof-sight (LoS) condition in the ergodic spectral efficiency of cellular networks. To achieve this goal, we have considered the kappa-mu shadowed model, which is a general model ...
    • Underwater acoustic networks 

      Poncela-Gonzalez, Javier (2013-11-11)
      Wireless underwater acoustic communication systems have become one of the most promising technologies for the development and deployment of future ocean observation and sensor networks. Applications range from oil prospecting ...
    • Using viral taxonomy as an encryption technique 

      Amir, Samreen (2015-12-17)
      Several taxonomy schemes for viruses have been presented from 1961to date by ICTV (International Committee on Taxonomy of Virus) . The basic considerations in defining distinguished virus order, families and genera are ...
    • UWB and WiFi characterization for localization in construction sites 

      Álvarez-Merino, Carlos Simón; Luo Chen, Hao Qiang; Llanes Michel, Joel; Jatib Khatib, Emil; Barco-Moreno, Raquel (2022-02)
      High-precision location is becoming a necessity in the future Industry 4.0 applications that will come up in the near future. However, the construction sector remains particularly obsolete in the adoption of Industry 4.0 ...
    • Varactor-Tuned Dual-Mode Frequency Discriminator for Instantaneous Frequency Measurements 

      Moscoso Mártir, Álvaro; Molina-Fernandez, Iñigo; Hong, Jiasheng (IEEE European Microwave Week, 2013)
      In this paper a novel varactor-tuned frequency discriminator that makes use of two tunable dual-mode microstrip resonators is demonstrated which doubles the discriminator tuning bandwidth. To prove its validity a prototype ...
    • Victim Detection and Localization in Emergencies 

      Álvarez Merino, Carlos Simón; Jatib Khatib, Emil; Qiang Luo-Chen, Hao; Barco-Moreno, Raquel (IOAP-MPDI, 2022-11-02)
      Detecting and locating victims in emergency scenarios comprise one of the most powerful tools to save lives. Fast actions are crucial for victims because time is running against them. Radio devices are currently omnipresent ...
    • Video Quality Assessment in Underwater Acoustic Networks 

      Moreno Roldan, Jose Miguel (UMA Editorial, 2018)
      Las imágenes subacuáticas reciben una atención cada vez mayor por parte de la comunidad científica dado que las fotografías y los vídeos son herramientas de gran valor en el estudio del entorno oceánico que cubre el 90% ...
    • Virtual Conductor for String Quartet Practice 

      Baez, Raquel; Barbancho-Perez, Ana Maria; Rosa-Pujazon, Alejandro; Barbancho-Perez, Isabel; Tardon-Garcia, Lorenzo Jose (KTH Royal Institute of Technology Sound and Music Computing Group, 2013)
      This paper presents a system that emulates an ensemble conductor for string quartets. This application has been developed as a support tool for individual and group practice, so that users of any age range can use it to ...
    • Web Page Classification based on unsupervised learning using MIME type analysis 

      Jiménez, Luis Roberto; Jiménez, Luis Roberto (2021-02-01)
      The properties of a web page have a strong impact on the experience of web users. In this work, a classification method based on unsupervised clustering is proposed to group web pages into classes based on download content ...
    • WM-SIM LTE link simulator 

      Aguayo-Torres, Maria del Carmen; Blanquez-Casado, Francisco; Delgado-Luque, Isabel-María; Entrambasaguas-Muñoz, José Tomás; Gomez-Paredes, Gerardo; [et al.] (2014-04-28)
      WM-SIM is a standard compliant link-level simulation environment for the 3GPP Long Term Evolution (LTE) technology. The simulator has been developed by the Communications Engineering Research Group at the Universidad de ...
    • WM-SIM LTE link simulator version 2 

      Aguayo-Torres, Maria del Carmen; Blanquez-Casado, Francisco; Delgado-Luque, Isabel-María; Entrambasaguas-Muñoz, José Tomás; Gomez-Paredes, Gerardo; [et al.] (2016-03-09)
      WM-SIM is a standard compliant link-level simulation environment for the 3GPP Long Term Evolution (LTE) technology. The simulator has been developed by the Communications Engineering Research Group at the Universidad de ...
    • WM-SIMA: Herramienta de simulación para el enlace descendente LTE-Advanced 

      Delgado Luque, Isabel María; Martín-Vega, Francisco-Javier; Carreras, Alberto; Gomez-Paredes, Gerardo; Aguayo-Torres, Maria del Carmen; [et al.] (2017-09-12)
      In this paper, we present a novel and efficient link level simulation framework for the donwlink (DL) of Long Term Evolution Advanced (LTE-A) cellular networks. The tool, called Wireless Mobile SIMulator Advanced (WM-SIMA), ...
    • The κ - μ shadowed fading model with arbitrary intercluster correlation 

      Ramirez Espinosa, Pablo; Paris-Angel, Jose Francisco; Cortes-Arrabal, Jose Antonio; Martos-Naya, Eduardo (2018-09-03)
      In this paper, we propose a generalization of the well-known κ-μ shadowed fading model. Based on the clustering of multipath waves as the baseline model, the novelty of this new distribution is the addition of an arbitrary ...