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Ara es mostren els items 25-44 de 103

    • Downlink resource allocation in LTE: centralized vs. distributed approach 

      González González, David; Corvino, Virginia; Ruiz Boqué, Sílvia; Olmos Bonafé, Juan José; García Lozano, Mario; Verdone, Roberto (2009-09-30)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The 3GPP specifications for LTE leave many degrees of freedom to operators about how to design radio Resource Allocation (RA) strategies, and this is actually also allowed by the OFDM/OFDMA access technology. This means ...

    • DVB-T2 network optimization with swimulated annealing 

      Ruiz Boqué, Sílvia; López Arranz, Carlos Alberto; Enrique Herrero, Carlos; García Lozano, Mario; Minerva, Flaminio (2009-09-30)
      Comunicació de congrés
      Accés obert

    • Dynamic resource allocation in C-RAN with real-time traffic and realistic scenarios 

      Guerra Gómez, Rolando; Ruiz Boqué, Sílvia; García Lozano, Mario; Olmos Bonafé, Juan José (Institute of Electrical and Electronics Engineers (IEEE), 2019)
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      This work proposes the use of a modified and improved version of the realistic Vienna Scenario that was defined in COST action IC1004, to test two different scale C-RAN deployments. First, a large-scale analysis with 628 ...

    • Efficient cognitive radio networks with cooperative beamforming 

      Ling, Cen; Ruiz Boqué, Sílvia; Yin, Xuefeng; García Lozano, Mario (2014)
      Text en actes de congrés
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      Cooperative communication with spectrum sharing has been proved to be an efficient way to reduce energy consumption. In this work an optimal power allocation algorithm is proposed for mobile cooeprative beamforming networks, ...

    • Energy and cost footprint reduction for 5G and beyond with flexible radio access network 

      Guerra Gómez, Rolando; Ruiz Boqué, Sílvia; García Lozano, Mario; Saeed, Umar (Institute of Electrical and Electronics Engineers (IEEE), 2021-10-15)
      Article
      Accés obert
      This paper focuses on Beyond fifth generation (B5G) non-linear data modeling and decision-making tools to optimize cost reduction versus coverage-QoS trade-off, in other words, the number of active Remote Radio Heads or ...

    • Energy saving scheme for multicarrier HSPA + under realistic traffic fluctuation 

      Jada, Maliha Urooj; García Lozano, Mario; Hämäläinen, Jyri (2016-04)
      Article
      Accés obert
      In the near future, an increase in cellular network density is expected to be one of the main enablers to boost the system capacity. This development will lead to an increase in the network energy consumption. In this ...

    • Enhanced analysis of WCDMA networks with repeaters deployment 

      García Lozano, Mario; Alonso Zárate, Luis Gonzaga; Casadevall Palacio, Fernando José; Ruiz Boqué, Sílvia; Correia, Luis M. (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2007-08)
      Article
      Accés obert
      This paper addresses the analysis of WCDMA systems with repeaters deployment. A generic and compact expression for up- and downlinks evaluation has been mathematically derived so that transmission powers and other radio ...

    • Examen final 

      García Lozano, Mario; Gilabert Pinal, Pere Lluís; Montoro López, Gabriel; Pérez Díaz de Cerio, David; Rodríguez Gómez, Alejandro Antonio; Spadaro, Salvatore; Tarrés Ruiz, Francisco (Universitat Politècnica de Catalunya, 2018-06-08)
      Examen
      Accés restringit a la comunitat UPC

    • Examen final 

      García Lozano, Mario; Gilabert Pinal, Pere Lluís; Montoro López, Gabriel; Pérez Díaz de Cerio, David; Rodríguez Gómez, Alejandro Antonio; Spadaro, Salvatore; Tarrés Ruiz, Francisco (Universitat Politècnica de Catalunya, 2019-01-08)
      Examen
      Accés restringit a la comunitat UPC

    • Examen MQ 

      García Lozano, Mario; Gilabert Pinal, Pere Lluís; Montoro López, Gabriel; Pérez Díaz de Cerio, David; Rodríguez Gómez, Alejandro Antonio; Spadaro, Salvatore; Tarrés Ruiz, Francisco (Universitat Politècnica de Catalunya, 2018-04-09)
      Examen
      Accés restringit a la comunitat UPC

    • Examen MQ 

      García Lozano, Mario; Gilabert Pinal, Pere Lluís; Montoro López, Gabriel; Pérez Díaz de Cerio, David; Rodríguez Gómez, Alejandro Antonio; Spadaro, Salvatore; Tarrés Ruiz, Francisco (Universitat Politècnica de Catalunya, 2018-11-07)
      Examen
      Accés restringit a la comunitat UPC

    • Exponential effective SIR link performance model for LTE downlink 

      Olmos Bonafé, Juan José; Serra, Albert; Ruiz Boqué, Sílvia; García Lozano, Mario; González González, David (2009-05-18)
      Comunicació de congrés
      Accés obert

    • Exponential effective SIR metric for LTE downlink 

      Olmos Bonafé, Juan José; Serra, Albert; Ruiz Boqué, Sílvia; García Lozano, Mario; González González, David (IEEE Press. Institute of Electrical and Electronics Engineers, 2009-09-16)
      Text en actes de congrés
      Accés obert

    • Feasibility condition for the uplink of a CDMA multiservice mobile communication system with repeaters 

      Alonso Zárate, Luis Gonzaga; García Lozano, Mario; Casadevall Palacio, Fernando José (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2005-05)
      Article
      Accés obert
      This paper derives a general analytical expression of the feasibility condition for the uplink of a CDMA mobile communications system in a general scenario where the users in the system belong to an arbitrary number of ...

    • Flexible radio access network optimization with cell coordination 

      Ruiz Boqué, Sílvia; García Lozano, Mario; Guerra Gómez, Rolando; Saeed, Umar (2022)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper focuses on Beyond fifth generation (B5G) non-linear data modeling and decision-making tools to optimize cost reduction versus coverage-QoS tradeoff. Especially, the distribution of active Remote Radio Heads ...

    • Green and effi cient RAN architectures 

      García Lozano, Mario; González González, David; Lema Rosas, María Ángel; Papaj, Ján (River Publishers, 2016-06-01)
      Capítol de llibre
      Accés obert
      The demand for mobile connectivity is continuously increasing, and by 2020 Mobile and Wireless Communications will serve not only very dense populations of mobile phones and nomadic computers, but also the expected ...

    • Help4Mood: a computational distributed system to support the treatment of patients with major depression 

      Pérez Díaz de Cerio, David; Valenzuela González, José Luis; Ruiz Boqué, Sílvia; García Lozano, Mario; Colomé, Josep Maria (2011)
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      A closed loop approach supporting the control, communication and treatment management of patients with Major Depression is presented, based on a distributed system with three main components: a Personal Monitoring System, ...

    • HetNets: la gestió de la interferència 

      García Lozano, Mario; Giupponi, Lorenza (2011-12-01)
      Article
      Accés obert

    • Impact of downlink signaling capacity constraints on the provision of QoS in LTE 

      González González, David; García Lozano, Mario; Ruiz Boqué, Sílvia; Olmos Bonafé, Juan José (2011)
      Text en actes de congrés
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      Choosing appropriate scheduling policies is of utmost importance to deliver acceptable levels of Quality of Service (QoS) to users of LTE networks. This decision is not only conditioned by the type of services expected ...

    • Improved component carrier selection considering MPR information for LTE-A uplink systems 

      Lema Rosas, María Ángel; García Lozano, Mario; Ruiz Boqué, Sílvia; González González, David (IEEEXPLORE, 2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Carrier Aggregation (CA) is one of the key features introduced in LTE Release 10 to achieve higher levels of throughput. Two or more component carriers (CCs) are aggregated and user equipments (UEs) simultaneously transmit ...