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    • A novel cheater and jammer detection scheme for IEEE 802.11-based wireless LANs 

      García Villegas, Eduard; Afaqui, Muhammad Shahwaiz; López Aguilera, M. Elena (2015-07-05)
      Article
      Accés obert
      The proliferation of IEEE 802.11 networks has made them an easy and attractive target for malicious devices/adversaries which intend to misuse the available network. In this paper, we introduce a novel malicious entity ...

    • A QoS harmonization strategy for Wi-Fi and cellular networks convergence 

      Jain, Akshay; Garcia, Daniel; Darroudi, Seyed Mahdi; López Aguilera, M. Elena (Institute of Electrical and Electronics Engineers (IEEE), 2023)
      Text en actes de congrés
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      Beyond 5G networks will not only present an evolution of the current 5G standards, but they will also provision a path for increased convergence with other Radio Access Technologies (RATs). The Wi-Fi Alliance and 3GPP ...

    • A study on the influence of transmission errors on WLAN 802.11 MAC performance 

      López Aguilera, M. Elena; Casademont Serra, Jordi; García Villegas, Eduard (2010)
      Article
      Accés restringit per política de l'editorial
      Since the advent of the first IEEE 802.11 standard for WLANs, several papers have been presented that evaluate the IEEE 802.11 DCF access method. In realistic WLAN environments frame errors usually occur due to non-ideal ...

    • A transmit power control proposal for IEEE 802.11 cellular networks 

      López Aguilera, M. Elena; Casademont Serra, Jordi (Institute of Electrical and Electronics Engineers, 2006-05)
      Text en actes de congrés
      Accés obert
      Actually, the idea of designing an outdoor cellular network based on WLAN IEEE 802.11 results very attractive, due to the several advantages that this technology presents. It offers the equipment at a lower cost, operates ...

    • Access-aware backhaul optimization in 5G 

      Rony, Rakibul Islam; López Aguilera, M. Elena; García Villegas, Eduard (Association for Computing Machinery (ACM), 2018)
      Text en actes de congrés
      Accés obert
      Aggressive demand of future access network services is being translated into the stringent requirement on future backhaul infrastructure. It is not possible to take the backhaul resources for granted anymore; rather, more ...

    • Active queue management as quality of service enabler for 5G networks 

      Irazabal Bengoa, Mikel; López Aguilera, M. Elena; Demirkol, Ilker Seyfettin (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Text en actes de congrés
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      5G is envisioned as the key technology for guaranteeing low-latency wireless services. Packets will be marked with QoS Flow Indicators (QFI) for different forwarding treatment. 3GPP defines the end-to-end delay limits, but ...

    • An alternative to IEEE 802.11ba: wake-up radio with legacy IEEE 802.11 transmitters 

      Cervià Caballé, Martí; Calveras Augé, Anna M.; López Aguilera, M. Elena; García Villegas, Eduard; Demirkol, Ilker Seyfettin; Paradells Aspas, Josep (Institute of Electrical and Electronics Engineers (IEEE), 2019-04-09)
      Article
      Accés obert
      Current standardization process for Wake-up Radio (WuR) within the IEEE 802.11 Working Group, known as the IEEE 802.11ba, has brought interest to the IEEE 802.11-related technologies for the implementation of WuR systems. ...

    • Análisis del protocolo IEEE 802.11b en un entorno celular 

      López Aguilera, M. Elena; Casademont Serra, Jordi; Rojas Espinosa, Alfonso (Universidad de Las Palmas de Gran Canaria, Servicio de Publicaciones, 2003)
      Text en actes de congrés
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      In this paper we present an analysis of the protocol IEEE 802.11b in different environments. Its performance in an indoor environment is evaluated, in terms of throughput and transmission delay, and the influence of the ...

    • Apunts d'Internet de les coses i IP UBIC 

      García Villegas, Eduard; López Aguilera, M. Elena (Universitat Politècnica de Catalunya, 2015)
      Apunts
      Accés obert

    • Are mobility management solutions ready for 5G and beyond? 

      Jain, Akshay; López Aguilera, M. Elena; Demirkol, Ilker Seyfettin (Elsevier, 2020-09-01)
      Article
      Accés obert
      Enabling users to move to different geographical locations within a network and still be able to maintain their connectivity and most essentially, continuity of service, is what makes any wireless network ubiquitous. Whilst ...

    • Bandwidth-Based Wake-Up Radio solution through IEEE 802.11 technology 

      López Aguilera, M. Elena; García Villegas, Eduard (Multidisciplinary Digital Publishing Institute (MDPI), 2021-11-16)
      Article
      Accés obert
      IEEE 802.11 consists of one of the most used wireless access technologies, which can be found in almost all consumer electronics devices available. Recently, Wake-up Radio (WuR) systems have emerged as a solution for ...

    • Channel access unfairness of wireless LAN access methods 

      López Aguilera, M. Elena; Heusse, Martin; Rousseau, Franck; Duda, Andrzej; Casademont Serra, Jordi (Institute of Electrical and Electronics Engineers, 2006-06)
      Text en actes de congrés
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      In this paper, we present an evaluation of chosen wireless LAN access methods involving stations with different bit error rates: n - 1 stations in ideal transmission conditions (BER = 0) and 1 station with a given bit error ...

    • Cooperative spectrum sharing in 5G access and backhaul networks 

      Rony, Rakibul Islam; López Aguilera, M. Elena; García Villegas, Eduard (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Text en actes de congrés
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      Stringent demands for a continuous evolution of cellular networks push today academic and industrial researchers to re-think backhaul solutions for 5G. In one hand, wireless backhaul solutions are cost effective and easy ...

    • Cost analysis of 5G fronthaul networks through functional splits at the PHY layer in a capacity and cost limited scenario 

      Rony, Rakibul Islam; López Aguilera, M. Elena; García Villegas, Eduard (Institute of Electrical and Electronics Engineers (IEEE), 2021-01-06)
      Article
      Accés obert
      The expected growth in carried traffic and the added complexity of different deployment approaches (distributed vs. centralized), showing different requirements, make transport network one of the main design challenges in ...

    • Design and implementation of a Wake-up Radio receiver for fast 250 kbps bit rate 

      López Aguilera, M. Elena; Hussein, Maison; Cervià Caballé, Martí; Paradells Aspas, Josep; Calveras Augé, Anna M. (2019-12)
      Article
      Accés obert
      Wake-up radio (WuR) systems have appeared as a solution for reducing power consumption. As IEEE 802.11 is the preferred radio technology, IEEE 802.11 task group TGba focuses on the IEEE 802.11-based WuR standardization. ...

    • Detecting and mitigating the impact of wideband jammers in IEEE 802.11 WLANs 

      García Villegas, Eduard; Gómez, Moisés; López Aguilera, M. Elena; Casademont Serra, Jordi (2010)
      Text en actes de congrés
      Accés obert
      IEEE 802.11 Wireless LANs (WLANs) are highly sensitive to Denial of Service (DoS) attacks carried out with jamming devices. In this paper we focus on 2.4GHz wideband constant jammers. The interest in the wideband jammer ...

    • Dynamic buffer sizing and pacing as enablers of 5G low-latency services 

      Irazabal Bengoa, Mikel; López Aguilera, M. Elena; Demirkol, Ilker Seyfettin; Nikaein, Navid (2020-08-17)
      Article
      Accés obert
      3GPP standards organization is performing an impressive effort trying to reach sub-millisecond latencies for 5G. However, such efforts may become fruitless if exogenously generated delays at transport layer are not considered. ...

    • Dynamic sensitivity control algorithm leveraging adaptive RTS/CTS for IEEE 802.11ax 

      Afaqui, Muhammad Shahwaiz; García Villegas, Eduard; López Aguilera, M. Elena (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The need for higher data rates and improved coverage has led to massive and uncoordinated deployments of IEEE 802.11 based WLAN Access Points in geographically limited areas that has resulted in increased interference with ...

    • Dynamic sensitivity control of access points for IEEE 802.11ax 

      Afaqui, Muhammad Shahwaiz; García Villegas, Eduard; López Aguilera, M. Elena; Campus Mur, Daniel (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The popularity and wider acceptance of IEEE 802.11 based WLANs has resulted in their dense deployments in diverse environments. While this massive deployment can potentially increase capacity and coverage, the current physical ...

    • Dynamic spectrum allocation following machine learning-based traffic predictions in 5G 

      Rony, Rakibul Islam; López Aguilera, M. Elena; García Villegas, Eduard (Institute of Electrical and Electronics Engineers (IEEE), 2021-10-22)
      Article
      Accés obert
      The popularity of mobile broadband connectivity continues to grow and thus, the future wireless networks are expected to serve a very large number of users demanding a huge capacity. Employing larger spectral bandwidth and ...