Browsing by Subject "IEEE 802.11 (Norma)"
Now showing items 1-20 of 51
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A software platform for measuring distances through round trip time in IEEE 802.11
(IEEE Computer Society Publications, 2013)
Conference report
Restricted access - publisher's policyIndoor positioning has focused the interest of researchers for years. Although there are several techniques proposed, they are difficult to reproduce and consequently to contrast and improve. This paper presents a modular ... -
Achieving proportional fairness in WiFi networks via convex bandit optimization
(Universitat Politècnica de Catalunya, 2018-10-31)
Master thesis
Open Access
Covenantee: Universitat Oberta de CatalunyaIn the last years, proportional fairness has attracted attention in the literature on multi-rate IEEE 802.11 WLANs. One way to improve the performance of wireless networks is contention window tuning based on proportional ... -
Adaptative interference avoidance for IEEE 802.15.4
(Universitat Politècnica de Catalunya, 2008-06-26)
Master thesis (pre-Bologna period)
Open AccessThis project aims to design and implement a method to make possible IEEE 802.15.4 fair coexistence with other ISM band widespread technologies. This method is intended to provide interference robustness on packet-loss ... -
Análisis y diseño de un sistema de localización utilizando el kit JN5148 con el estándar IEEE 802.15.4
(Universitat Politècnica de Catalunya, 2011-11-22)
Master thesis (pre-Bologna period)
Open AccessEnglish: This project seeks to explain how to add the geographic location functionality to the many applications related to wireless sensors networks. The equipment used is a set of boards that form the JN5148 kit, produced ... -
Audit of a real Wi-Fi deployment to provide data, VoIP communications and an IIoT item location service
(Academy Publisher, 2017-10-17)
Article
Restricted access - publisher's policyAs the number of Access Points and stations sharing the unlicensed ISM (Industrial Scientific Medical) bands increases, interference diminishes the theoretical performance of 802.11 standard. This paper presents results ... -
Cross-layer design and optimization of medium access control protocols for wlans
(Universitat Politècnica de Catalunya, 2012-02-16)
Doctoral thesis
Open AccessThis thesis provides a contribution to the field of Medium Access Control (MAC) layer protocol design for wireless networks by proposing and evaluating mechanisms that enhance different aspects of the network performance. ... -
Deploying large-scale IEEE802.11 networks using IP paging with link-specific capabilities : a standard compliant approach and its performance analysis
(2010-03-18)
Article
Restricted access - publisher's policyIEEE802.11 is a layer two technology that offers limitedmobility support. It suffers from scalability problems caused by the performance of the mechanisms related to the address resolution and the discovery and maintenance ... -
Design and analysis of medium access control protocols for ad hoc and cooperative wireless networks
(Universitat Politècnica de Catalunya, 2009-02-25)
Doctoral thesis
Open AccessLa presente tesis doctoral contribuye a la incesante evolución de las comunicaciones inalámbricas. Se centra en el diseño de protocolos de acceso al medio (MAC) para redes ad hoc y redes inalámbricas cooperativas. En una ... -
Design and implementation of a Wi-Fi service for guest users in the Barcelona City Council
(Universitat Politècnica de Catalunya, 2012-10-30)
Master thesis
Restricted access - author's decisionThis project involves the design and implementation of a web browsing service using a Wi-Fi access for guest users of the different municipal offices belonging to the Barcelona City Council. The service has been implemented ... -
Design of a bidirectional metamaterial spacer at 2.45 GHz
(2010)
Conference report
Open Access -
Detecció d'atacs DoS amb inhibidors de freqüències sobre xarxes IEEE 802.11g
(Universitat Politècnica de Catalunya, 2011-02-15)
Bachelor thesis
Open AccessLes xarxes sense fils són sensibles a atacs DoS (Denial of Service) mitjançant inhibidors de freqüència, o dit d'una altra manera, basats en les tècniques de jamming. Aquest atac consisteix en la transmissió per part d'un ... -
Diseño de un sistema de localización e identificación basado en redes de sensores inalámbricos
(Universitat Politècnica de Catalunya, 2009-09)
Master thesis (pre-Bologna period)
Open AccessEl objetivo del presente proyecto se basa en el desarrollo de una aplicación software para facilitar el seguimiento y la autenticación de los pacientes de un hospital. La red de nodos que facilitará las funciones ... -
Diseño de una red de telecomunicaciones para la interconexión de datos y telefonía
(Universitat Politècnica de Catalunya, 2009-01-13)
Master thesis (pre-Bologna period)
Open AccessLa presente tesis consiste en el diseño de una red de telecomunicación para brindar los servicios de interconexión de datos, acceso a Internet y telefonía a determinadas instituciones públicas y privadas de los municipios ... -
Diseño e implementación de un módulo hardware de bajo coste para redes basadas en el estándar IEEE 802.15.4 para la Internet Futura
(Universitat Politècnica de Catalunya, 2010-07-29)
Master thesis (pre-Bologna period)
Open Access -
Diseño e implementación de una pasarela GPRS/UMTS de bajo coste para la conectividad IPv6 en redes inalámbricas de sensores
(Universitat Politècnica de Catalunya, 2009-11)
Master thesis (pre-Bologna period)
Open AccessEn este proyecto proponemos una solución completa para dar un soporte de comunicación IP a los sensores inalámbricos que integrarán la red, convirtiéndolos en nodos IP accesibles desde cualquier terminal remoto conectado ... -
Dynamic sensitivity control algorithm leveraging adaptive RTS/CTS for IEEE 802.11ax
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
Conference report
Restricted access - publisher's policyThe 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
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
Conference report
Restricted access - publisher's policyThe 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 ... -
Estudi de l'ús del simulador OMNeT++ per a l'evaluació de xarxes IEEE 802.11n
(Universitat Politècnica de Catalunya, 2015-09-28)
Bachelor thesis
Restricted access - author's decisionOMNeT++ is a network simulator based on open source, the commercial version of this software is called OMNEST. It is one of the most popular network simulators in the academic and research community. This project aims at ... -
Estudio del uso del simulador OMNeT++ para la evaluación de escenarios celulares y multisalto con WLAN
(Universitat Politècnica de Catalunya, 2011-10-20)
Bachelor thesis
Open AccessEl uso de simuladores de red es una práctica común tanto en la comunidad académica y de investigación, como entre los administradores de redes. Los primeros utilizan las herramientas de simulación para evaluar el rendimiento ... -
Estudio y evaluación de comunicaciones Wi-Fi basadas en IEEE 802.11ac
(Universitat Politècnica de Catalunya, 2017-10-31)
Bachelor thesis
Open AccessNowadays most of our society has the necessity to be connected to the internet, whether it is to keep in touch with their friends or family, to visit social networks, to get the latest news, etc. It's for that reason that ...
