Exploració per autor "Pérez Romero, Jordi"Més informacióMés informació

Ara es mostren els items 116-135 de 222

    • Guaranteed bit rate traffic prioritisation and isolation in multi-tenant radio access networks 

      Vilà Muñoz, Irene; Sallent Roig, Oriol; Umbert Juliana, Anna; Pérez Romero, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Text en actes de congrés
      Accés obert
      Network slicing is a key feature of forthcoming 5G systems to facilitate the partitioning of the network into multiple logical networks customised according to different operation and application needs. Network slicing ...

    • Herramienta para el desarrollo de algoritmos de gestión de recursos radio en sistemas LMDS 

      Alonso Zárate, Luis Gonzaga; Pérez Romero, Jordi; Sallent Roig, Oriol; Poza, M (Universidad Carlos III de Madrid, 2003)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      El sistema Local Multipoint Distribution System (LMDS) es una de las tecnologías emergentes de acceso inalámbrico de banda ancha a la Internet. Existen algunas líneas de investigación abiertas en la actualidad que están ...

    • Image processing techniques as a support to transmitter positioning determination in cognitive radio networks 

      Bolea, Liliana; Pérez Romero, Jordi; Agustí Comes, Ramon; Sallent Roig, Oriol (2010)
      Text en actes de congrés
      Accés obert
      Cognitive radio is a new paradigm for wireless communications offering a solution to conciliate the current spectrum demand growth and underutilization without changes to the existing legacy wireless systems. Secondary ...

    • Impact analysis of training in deep reinforcement learning-based radio access network slicing 

      Vilà Muñoz, Irene; Pérez Romero, Jordi; Sallent Roig, Oriol; Umbert Juliana, Anna (2022)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Deep Reinforcement Learning (DRL) has recently emerged as a promising technique to deal with different problems in the 5G and beyond Radio Access Network (RAN). The practical implementation of DRL solutions in the real ...

    • Implications of multi-tenancy upon RRM/Self-x functions supporting mobility control 

      Chochliouros, Ioannis; Sallent Roig, Oriol; Pérez Romero, Jordi; Spiliopoulou, Anastasia S.; Dardamanis, Athanassios (Springer, 2017)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Based on the context of the original SESAME project research effort, in the present work we examined the implications of multi-tenancy upon the Radio Resources Management (RRM) and Self-x functions that support mobility ...

    • Inclusion of “Self-x” Properties in the SESAME-based wireless backhaul for support of higher performance 

      Chochliouros, Ioannis; Whitehead, Alan; Sallent Roig, Oriol; Pérez Romero, Jordi; Spiliopoulou, Anastasia S.; Dardamanis, Athanassios (Springer, 2017)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Based on the actual framework of the SESAME 5G-PPP EU-funded project, we identify the importance of the related wireless backhauling within the broader 5G innovative framework, with the pure aim of using small cells together ...

    • Information definition for the integrated C4MS - M3.2 

      Gebert, Jens; Filo, Marcin; Sroka, Milosz; Muck, Markus; Mouton, Christian; Vahid, Seiamak; Ferrús Ferré, Ramón Antonio; Pérez Romero, Jordi; Sallent Roig, Oriol; Demestichas, Panagiotis; Georgakopoulos, Andreas; Karvounas, Dimitrios; Logothetis, Marios; Stavroulaki, Vera; Matinmikko, Marja; Mustonen, Miia; Tsagkaris, Kostas; Sarvanko, Heli; Schmidt, Andreas (2011-06)
      Report de recerca
      Accés restringit per acord de confidencialitat

    • Interactions and synergies among diverse algorithmic solutions for enabling opportunistic networks - M4.2 

      Sallent Roig, Oriol; Pérez Romero, Jordi; Matinmikko, Marja; Mustonen, Miia; Karvounas, Dimitrios; Georgakopoulos, Andreas; Stavroulaki, Vera; Koutsouris, Nikos; Demestichas, Panagiotis; Tosic, Milenko; Boskovic, Dragan; Vahid, Seiamak; Shariat, Shahin; Fuchs, Rolf; Gebert, Jens; Bourdellès, Michel; Mouton, Christian; Lécroart, Benoit; Aparicio, María Teresa; Tsagkaris, Kostas; Sarvanko, Heli; Riaz, Maryam; Lee, Haeyoung; Moreno, Oscar (2011-12)
      Report de recerca
      Accés restringit per acord de confidencialitat

    • Introducing mobile edge computing capabilities through distributed 5G Cloud Enabled Small Cells 

      Fajardo, Jose Oscar; Liberal, Fidel; Giannoulakis, Ioannis; Kafetzakis, Emmanouil; Pii, Vincenzo; Trajkovska, Irena; Bohnert, Thomas Michael; Goratti, Leonardo; Riggio, R.; Garcia Lloreda, Javier; Khodashenas, Pouria Sayyad; Paolino, Michele; Bliznakov, Pavel; Pérez Romero, Jordi; Meani, Claudio; Chochliouros, Ioannis; Belesioti, Maria (2016-08)
      Article
      Accés obert
      Current trends in broadband mobile networks are addressed towards the placement of different capabilities at the edge of the mobile network in a centralised way. On one hand, the split of the eNB between baseband processing ...

    • ISMA-DS/CDMA MAC protocol for mobile packet radio networks 

      Pérez Romero, Jordi; Agustí Comes, Ramon; Sallent Roig, Oriol (--, 1999)
      Text en actes de congrés
      Accés obert
      In this paper an ISMA-DS/CDMA MAC protocol for a packet transmission network is presented. The main feature of this protocol is its ability to retain the inherent flexibility of random access protocols while at the same ...

    • Issues on packet transmissioin strategies in a TDD-TD/CDMA scenario 

      Pérez Romero, Jordi; Agustí Comes, Ramon; Sallent Roig, Oriol; Casadevall Palacio, Fernando José (European Commission, 2000)
      Text en actes de congrés
      Accés obert
      This paper presents a packet transmission scheme that deals with the problems of a TDD CDMA scenario with different levels of frame structure asymmetry in adjacent base stations by distributing the users in the slots ...

    • Joint learning-detection framework: an empirical analysis 

      López Benítez, Miguel; Pérez Romero, Jordi (2011)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Within a context of Cognitive Radio, we explore the possibility to detect the presence of users on a given band with no a priori knowledge on the environment. This paper ventures the analysis of a joint learning-detection ...

    • Joint radio resource management for LTE-UMTS coexistence scenarios 

      Vucevic, Nemanja; Pérez Romero, Jordi; Sallent Roig, Oriol; Agustí Comes, Ramon (2009)
      Text en actes de congrés
      Accés obert
      Constantly increasing demand for throughput and quality in wireless communication systems leads to continuous research of wise radio resource management, because of the scarce availability of frequency bands and the ...

    • Knowledge management framework for robust cognitive radio operation in non-stationary environments 

      Bouali, Faouzi; Sallent Roig, Oriol; Pérez Romero, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      To increase cognitive radio operation efficiency, this paper proposes a new knowledge management functional architecture, based on the fittingness factor concept, for supporting spectrum management in non-stationary ...

    • Knowledge-based 5G radio access network planning and optimization 

      Pérez Romero, Jordi; Sallent Roig, Oriol; Ferrús Ferré, Ramón Antonio; Agustí Comes, Ramon (2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Self-Organizing Network (SON) functionalities in forthcoming 5G systems stand as a promising field for the fertilization of Artificial Intelligence (AI) mechanisms. In this respect, this paper analyzes how SON functionalities ...

    • Learning-based coexistence for LTE operation in unlicensed bands 

      Sallent Roig, Oriol; Pérez Romero, Jordi; Ferrús Ferré, Ramón Antonio; Agustí Comes, Ramon (2015)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The use of Long Term Evolution (LTE) in the unlicensed 5 GHz band, referred to as LTE-U, is a promising enhancement to increase the capacity of LTE networks and meet the requirements foreseen for future systems. Nevertheless, ...

    • Leveraging user equipment for radio access network augmentation 

      Pérez Romero, Jordi; Sallent Roig, Oriol (Institute of Electrical and Electronics Engineers (IEEE), 2021)
      Text en actes de congrés
      Accés obert
      Along the successive generations, mobile network infrastructure deployments have required continuous expansion and upgrades to respond to the ever increasing traffic demand. At the same time, user equipment (UE) has evolved ...

    • Machine learning-assisted cross-slice radio resource optimization: Implementation framework and algorithmic solution 

      Ferrús Ferré, Ramón Antonio; Pérez Romero, Jordi; Sallent Roig, Oriol; Vilà Muñoz, Irene; Agustí Comes, Ramon (2020-12)
      Article
      Accés obert
      Network slicing is a central feature in 5G and beyond systems to allow operators to customize their networks for different applications and customers. With network slicing, different logical networks, i.e. network slices, ...

    • Management of mission critical public safety applications: the 5G ESSENCE Project 

      Spada, Maria Rita; Pérez Romero, Jordi; Sanchoyerto, Aitor; Solozabal, Ruben; kourtis, Michail-Alexandros; Riccobene, Vincenzo (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      To address the limitations of legacy Public Safety (PS) solutions, as narrow bandwidth, high deployment cost and poor flexibility, the 5G cellular systems have been proposed. The architecture proposed by the 5G ESSENCE ...

    • Managing radio network congestion in UTRA FDD 

      Pérez Romero, Jordi; Sallent Roig, Oriol; Agustí Comes, Ramon; Sánchez, Juan (Institution of Electrical Engineers, 2002-10)
      Article
      Accés restringit per política de l'editorial
      The presence of different service classes in the context of 3G mobile communication systems opens up new possibilities to exploit the spectrum in an efficient way. In the search of such a high efficiency, radio network ...