Exploració per autor "González González, David"

Ara es mostren els items 15-34 de 40

    • 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 ...

    • 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)
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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)
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      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 ...

    • Improving channel state information feedback for static Intercell interference coordination in LTE 

      González González, David; García Lozano, Mario; Ruiz Boqué, Sílvia; Olmos Bonafé, Juan José (2012)
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      Intercell Interference is the main issue limiting the capacity of modern OFDMA-based cellular networks. Recently, extensive research work has been focused on intercell interference coordination since it has been recognized ...

    • Improving soft frequency reuse for realistic OFDMA-based cellular deployments 

      González González, David; García Lozano, Mario; Ruiz Boqué, Sílvia; Lee, DongSeop (Institute of Electrical and Electronics Engineers (IEEE), 2012)
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      Effective interference management is a technical challenge of utmost importance for emerging OFDMA-based technologies such as Long Term Evolution (LTE) and Worldwide Interoperability for Microwave Access (WiMAX). Static ...

    • Intercell interference coordination for control channels in LTE and LTE-A: an optimization scheme based on evolutionary algorithms 

      González González, David; García Lozano, Mario; Ruiz Boqué, Sílvia (2017-04)
      Article
      Accés restringit per política de l'editorial
      Intercell Interference Coordination (ICIC) encompasses techniques aiming at reducing the intercell interference at cell edges, an issue affecting not only data but also control channels in Long Term Evolution (LTE) and ...

    • Intercell interference coordination for the ePDCCH in LTE-advanced macrocellular deployments 

      González González, David; García Lozano, Mario; Ruiz Boqué, Sílvia (2013)
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      Abstract—This paper investigates several schemes to improve the performance of the enhanced Physical Downlink Control Channel (ePDCCH) in Long Term Evolution Advanced (LTEA) networks by means of Intercell Interference ...

    • Introduction of MPR information for enhanced multi-cluster scheduling in LTE-A uplink 

      Lema Rosas, María Ángel; García Lozano, Mario; Ruiz Boqué, Sílvia; González González, David (2013)
      Text en actes de congrés
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      Against previous Long Term Evolution (LTE) re-leases, LTE-Advanced (LTE-A) allows the use of non-contiguous resource allocation in the uplink (UL). This feature leads to an increase in spectral efficiency thanks to link ...

    • Link and system level simulation of downlink LTE 

      González González, David; Ruiz Boqué, Sílvia; Olmos Bonafé, Juan José; García Lozano, Mario; Serra, Albert (2009-02-28)
      Text en actes de congrés
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      3GPP LTE is the evolution of the UMTS which will make possible to deliver next generation high quality multimedia services according to the users’ expectations. Since Radio Resource Management (RRM) has been recognized as ...

    • Link level simulator for LTE downlink 

      Olmos Bonafé, Juan José; Serra, Albert; Ruiz Boqué, Sílvia; García Lozano, Mario; González González, David (COST, 2009-02-28)
      Text en actes de congrés
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      3GPP LTE is the evolution of UMTS which will make possible to deliver next generation high quality multimedia services according to the users’ expectations. The flexibility of the downlink OFDM radio interface with Adaptive ...

    • Multiobjective optimization of fractional frequency reuse for irregular OFDMA macrocellular deployments 

      González González, David; García Lozano, Mario; Ruiz Boqué, Sílvia; Lema, Maria A.; Lee, Dong Seop (2015-06)
      Article
      Accés obert
      Interference mitigation has been identified as a key challenge for emerging cellular technologies based on Orthogonal Frequency Division Multiple Access, such as Long Term Evolution. In this context, static intercell ...

    • On the feasibility of remote driving application over dense 5G roadside networks 

      Saeed, Umar; Hämäläinen, Jyri; García Lozano, Mario; González González, David (Institute of Electrical and Electronics Engineers (IEEE), 2019)
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      Remote driving (RD) is a critical backup option for an autonomous vehicle when it faces an unexpected situation on the road. Fifth generation (5G) mobile communication is a key enabler of RD providing link between the ...

    • On the need for dynamic downlink intercell interference coordination for realistic long term evolution deployments 

      González González, David; García Lozano, Mario; Ruiz Boqué, Sílvia; Olmos Bonafé, Juan José (2012-02-24)
      Article
      Accés restringit per política de l'editorial
      Intercell interference is the main issue limiting the capacity of modern orthogonal frequency-division multiple access based cellular networks. Recently, extensive research work has been carried out in this field, and ...

    • On the performance of static inter-cell interference coordination in realistic cellular layouts 

      González González, David; García Lozano, Mario; Ruiz Boqué, Sílvia; Olmos Bonafé, Juan José (Springer Verlag, 2010)
      Text en actes de congrés
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      Effective interference management has been recognized by the industry and standardization bodies as a key enabler for 4G systems. This work is about static Inter-Cell Interference Coordination for OFDMA based cellular ...

    • On the role of downlink control information in the provision of QoS for NRT services in LTE 

      González González, David; García Lozano, Mario; Ruiz Boqué, Sílvia; Olmos Bonafé, Juan José (IEEE, 2012)
      Comunicació de congrés
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      The provision of Quality of Service (QoS) to users of LTE networks depends to a large degree on the choice of an appropriate scheduling algorithm able to meet the requirements of mobile operators. Dynamic packet scheduling ...

    • On the use of existing 4G small cell deployments for 5G V2N communication 

      Saeed, Umar; Hämäläinen, Jyri; Mutafungwa, Edward; Wichman, Risto; González González, David; García Lozano, Mario (Institute of Electrical and Electronics Engineers (IEEE), 2019)
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      Accés restringit per política de l'editorial
      We study the feasibility of the dense 4G and 5G cellular networks at sub-6 GHz and millimeter wave carriers for vehicle-to-network applications. For this purpose, road-side network coverage, signal-to-interference-plus-noise ...

    • Optimization of realistic full frequency reuse OFDMA-based cellular networks 

      González González, David; García Lozano, Mario; Ruiz Boqué, Sílvia; Olmos Bonafé, Juan José; Lee, Dong Seop (IEEE, 2012)
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      Nowadays mobile operators are planning and de- signing their mid/long term strategies based on new OFDMA- based cellular technologies such as LTE and WiMAX. Co-siting and re-utilization of existing facilities are within ...

    • Optimization of soft frequency reuse for irregular LTE macrocellular networks 

      González González, David; García Lozano, Mario; Ruiz Boqué, Sílvia; Lee, Dong Seop (2013-05-29)
      Article
      Accés restringit per política de l'editorial
      Interference management has been recognized by the industry as a key enabler for 4G systems. Emerging technologies include multicarrier systems such as LTE and WiMAX for which effective management of intercell interference ...

    • Performance evaluation of downlink interference coordination techniques in LTE networks 

      González González, David; García Lozano, Mario; Ruiz Boqué, Sílvia; Olmos Bonafé, Juan José; Corvino, Virginia (IEEE Press. Institute of Electrical and Electronics Engineers, 2010-09-06)
      Text en actes de congrés
      Accés obert

    • Performance evaluation of static inter-cell interference coordination in realistic cellular layouts 

      González González, David; García Lozano, Mario; Ruiz Boqué, Sílvia; Olmos Bonafé, Juan José (2010-06-02)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Effective interference management has been recognized by the industry and standardization bodies as a key enabler for 4G systems. This work is about static Inter-Cell Interference Coordination for OFDMA based cellular ...