Now showing items 1-17 of 17

    • 5G Infrastructures supporting end-user and operational services: the 5G-XHaul architectural perspective 

      Tzanakaki, Anna; Simeonidou, Dimitra; Berberana, Ignacio; Syrivelis, Dimitris; Camps Mur, Daniel; Demirkol, Ilker Seyfettin; Gutiérrez, Jesús; Wei, Qing; Fehske, Albrecht; Eiselt, Michael; Bartelt, Jens; Lyberopoulos, George; Grass, Eckhard; Anastasopoulos, Markos; Korakis, Thanasis; Flegkas, Paris; Pateromichelakis, Emmanouil; Grieger, Michael; Theodoropoulou, Eleni (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Conference report
      Open Access
      We propose an optical-wireless 5G infrastructure offering converged fronthauling/backhauling functions to support both operational and end-user cloud services. A layered architectural structure required to efficiently ...
    • 5G transport network blueprint and dimensioning for a dense urban scenario 

      Demirkol, Ilker Seyfettin; Camps Mur, Daniel; Bartelt, Jens; Zou, Jim (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Conference report
      Restricted access - publisher's policy
      In this paper, we provide a quantitative evaluation of the deployment aspects and dimensioning of the 5G transport architecture in a representative European city. In particular, we select an example dense urban city scenario ...
    • 5G transport network requirements for the next generation fronthaul interface 

      Bartelt, Jens; Vucic, Nikola; Camps Mur, Daniel; García Villegas, Eduard; Demirkol, Ilker Seyfettin; Fehske, Albrecht; Grieger, Michael; Tzanakaki, Anna; Gutiérrez Terán, Jesús; Grass, Eckhard; Lyberopoulos, George; Fettweis, Gerhard (2017-05-15)
      Article
      Open Access
      To meet the requirements of 5G mobile networks, several radio access technologies, such as millimeter wave communications and massive MIMO, are being proposed. In addition, cloud radio access network (C-RAN) architectures ...
    • 5G-CLARITY: Integrating 5GNR, WiFi and LiFi in private networks with slicing support 

      Camps Mur, Daniel; Ghoraishi, Mir; Gutiérrez Terán, Jesús; Ordoñez-Lucena, Jose; Cogalan, Tezcan; Haas, Harald; García Gómez, Antonio; Sark, Vladica; Aumayr, Erik; van der Meer, Sven; Yan, Shuangyi; Mourad, Alain; Adamuz-Hinojosa, Oscar; Pérez Romero, Jordi; Granda Trigo, Miguel; Bian, Rui (European Conference on Networks and Communications (EuCNC), 2020)
      Conference lecture
      Open Access
      This paper introduces 5G-CLARITY, a 5G-PPP project exploring beyond 5G private networks integrating heterogeneous wireless access including 5GNR, WiFi, and LiFi. The project targets enhancements to current 5GNR performance ...
    • 5G-XHaul: a converged optical and wireless solution for 5G transport networks 

      Gutiérrez Terán, Jesús; Maletic, Nebojsa; Camps Mur, Daniel; García Villegas, Eduard; Berberana, Ignacio; Anastasopoulos, Markos; Tzanakaki, Anna; Kalokidou, Vaia; Flegkas, Paris; Syrivelis, Dimitris; Korakis, Thanasis; Legg, Peter; Markovic, Dusan; Limperopoulos, George; Bartelt, Jens; Chaudhary, Jay Kant; Grieger, Michael; Vucic, Nikola; Zou, Jim; Grass, Eckhard (Wiley-Blackwell, 2016-07-08)
      Article
      Open Access
      The common European Information and Communications Technology sector vision for 5G is that it should leverage on the strengths of both optical and wireless technologies. In the 5G context, a wide spectra of radio access ...
    • An adaptive solution for Wireless LAN distributed power saving modes 

      Camps Mur, Daniel; Pérez-Costa, Xavier; Sallent Ribes, Sebastián (2009-12)
      Article
      Restricted access - publisher's policy
      The current trend to incorporate the Wireless LAN technology in increasingly smaller mobile devices poses new challenges, in terms of QoS and power consumption requirements, for the design of such devices. IEEE 802.11 ...
    • Contributions to QoS and energy efficiency in wi-fi networks 

      Camps Mur, Daniel (Universitat Politècnica de Catalunya, 2012-01-19)
      Doctoral thesis
      Open Access
      The Wi-Fi technology has been in the recent years fostering the proliferation of attractive mobile computing devices with broadband capabilities. Current Wi-Fi radios though severely impact the battery duration of these ...
    • Enabling always on service discovery: WI-FI neighbor awareness networking (NAN) 

      Camps Mur, Daniel; García Villegas, Eduard; López Aguilera, M. Elena; Loureiro, Paulo; Lambert, Paul; Raissinia, Ali (2015-04-01)
      Article
      Open Access
      There is untapped potential in the WiFi radios embedded in our smartphone and tablet devices. In this article we introduce the WiFi Neighbor Awareness Networking technology being standardized in the WiFi Alliance (R), which ...
    • Evaluation of dynamic sensitivity control algorithm for IEEE 802.11ax 

      Afaqui, Muhammad Shahwaiz; García Villegas, Eduard; López Aguilera, M. Elena; Smith, Graham; Camps Mur, Daniel (2015)
      Conference report
      Restricted access - publisher's policy
      The explosive growth in the usage of IEEE 802.11 network has resulted in dense deployments in diverse environments. Most recently, the IEEE working group has triggered the IEEE 802.11ax project, which aims to amend the ...
    • Leveraging 802.11n frame aggregation to enhance QoS and power consumption in Wi-Fi networks 

      Camps Mur, Daniel; Gomony, M.D.; Pérez Costa, Xavier; Sallent Ribes, Sebastián (2012-08-16)
      Article
      Restricted access - publisher's policy
      The Wi-Fi technology, driven by its tremendous success, is expanding into a wide variety of devices and applications. However, many of these new devices, like handheld devices, pose new challenges in terms of QoS and ...
    • Powering the internet of things through light communication 

      Demirkol, Ilker Seyfettin; Camps Mur, Daniel; Paradells Aspas, Josep; Combalia Escudero, Marc; Popoola, Wasiu; Haas, Harald (2019-06-01)
      Article
      Open Access
      Novel solutions are required to connect billions of devices to the network as envisioned by the IoT. In this article we propose to use LiFi, which is based on off-the-shelf LEDs, as an enabler for the IoT in indoor ...
    • Real-time services in EPON 

      Garfias Hernandez, Paola; Sallent Ribes, Sebastián; Gutiérrez González, Lluís; Camps Mur, Daniel (2012)
      Conference lecture
      Restricted access - publisher's policy
      This paper proposes an improved scheduling algorithm that optimizes the allocation of the real-time services and elastic flows in EPON by spreading the real-time service periods lowering the delay and thus fulfilling the ...
    • SENSEFUL: An SDN-based joint access and backhaul coordination for Dense Wi-Fi Small Cells 

      García Villegas, Eduard; Sesto Castilla, David; Zehl, Sven; Zubow, Anatolij; Betzler, August; Camps Mur, Daniel (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Conference report
      Open Access
      Dense Small Cell networks are considered the most effective way to cope with the exponential increase in mobile traffic demand expected for the upcoming years and are one of the foundations of the future 5G. However, novel ...
    • SODALITE: SDN wireless backhauling for dense 4G/5G Small Cell networks 

      Betzler, August; Camps Mur, Daniel; García Villegas, Eduard; Demirkol, Ilker Seyfettin; Aleixendri, Joan Josep (2019-07-24)
      Article
      Open Access
      Dense deployments of Small Cells are key to fulfill the capacity requirements of future 5G networks. However, two roadblocks to the adoption of Small Cells are i) the limited availability and the cost of sites with wired ...
    • Understanding the impact of the PC5 resource grid design on the capacity and efficiency of LTE-V2X in vehicular networks 

      Lopez, Leandro Miguel Wong; Mendoza, Charmae Franchesca Ugnaya; Casademont Serra, Jordi; Camps Mur, Daniel (2020-06-01)
      Article
      Open Access
      Vehicular communications will foster mobility services and enable mass adoption of future autonomous vehicles, interchanging huge amount of data acquired from vehicles’ sensors. 3GPP Release 14 presents the first standard ...
    • Virtual APs (vAPs) for eduroam 

      Surroca, Silvia; Demirkol, Ilker Seyfettin; Camps Mur, Daniel; Tuminauskas, Raimundas; Oltuszyk, Zbigniew (2016)
      Conference report
      Open Access
      This work studies the application of the virtual Access Point (vAP) technology to the eduroam [1] service. The vAP technology is based on instantiating multiple Access Point instances over a single physical WLAN radio, ...
    • Wireless-optical network convergence: enabling the 5G architecture to support operational and end-user services 

      Tzanakaki, Anna; Anastasopoulos, Markos; Berberana, Ignacio; Syrivelis, Dimitris; Flegkas, Paris; Korakis, Thanasis; Camps Mur, Daniel; Demirkol, Ilker Seyfettin; Gutiérrez Terán, Jesús; Grass, Eckhard; Wei, Qing; Pateromichelakis, Emmanouil; Vucic, Nikola; Fehske, Albrecht; Grieger, Michael; Eiselt, Michael; Bartelt, Jens; Fettweis, Gerhard; Lyberopoulos, George; Theodoropoulou, Eleni; Simeonidou, Dimitra (2017-10-01)
      Article
      Open Access
      This article presents a converged 5G network infrastructure and an overarching architecture to jointly support operational network and end-user services, proposed by the EU 5G PPP project 5G-XHaul. The 5G-XHaul infrastructure ...