Exploració per tema "Àrees temàtiques de la UPC::Enginyeria de la telecomunicació::Radiocomunicació i exploració electromagnètica::Radiodifusió per ràdio"
Ara es mostren els items 1-20 de 85
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A 16-kV HBM RF ESD Protection Codesign for a 1-mW CMOS Direct Conversion Receiver Operating in the 2.4-GHz ISM Band
(2011-09)
Article
Accés restringit per política de l'editorialA decreasing-sized π -model electrostatic discharge (ESD) protection structure is presented and applied to protect against ESD stresses at the RF input pad of an ultra-low power CMOS front-end operating in the 2.4-GHz ... -
A cognitive management framework for spectrum selection
(2013-10-04)
Article
Accés restringit per política de l'editorialTo increase cognitive radio (CR) operation efficiency, there has been an interest in enhancing the awareness level of spectrum utilization. In this context, this paper builds a new cognitive management functional architecture ... -
A discrete bit loading algorithm for FBMC/OQAM
(2012-06)
Article
Accés restringit per política de l'editorialIn this letter the discrete rate maximization problem is investigated for FBMC/OQAM. The analysis reveals that if there is crosstalk certain bit allocations violate the power constraints. Aiming at ensuring the feasibility ... -
A framework for multidimensional modelling of spectrum occupancy in the simulation of cognitive radio systems
(Institute of Electrical and Electronics Engineers (IEEE), 2014)
Text en actes de congrés
Accés restringit per política de l'editorialSpectrum models play a key role in the research of Dynamic Spectrum Access/Cognitive Radio (DSA/CR) systems. Models existing to date are able to characterise the statistical properties of spectrum occupancy in only one ... -
A low-cost tracking system for running race applications based on bluetooth low energy technology
(Multidisciplinary Digital Publishing Institute (MDPI), 2018-03-20)
Article
Accés obertTiming points used in running races and other competition events are generally based on radio-frequency identification (RFID) technology. Athletes’ times are calculated via passive RFID tags and reader kits. Specifically, ... -
A new RAN slicing strategy for multi-tenancy support in a WLAN scenario
(Institute of Electrical and Electronics Engineers (IEEE), 2018)
Text en actes de congrés
Accés restringit per política de l'editorialRadio Access Network (RAN) slicing is a key technology, based on Software Defined Networks (SDN) and Network Function Virtualization (NFV), which aims at providing a more efficient utilization of the available network ... -
A novel reconstruction algorithm for the improvement of SMOS brightness temperatures
(Institute of Electrical and Electronics Engineers (IEEE), 2014)
Text en actes de congrés
Accés restringit per política de l'editorialRFI (Radio Frequency Interference) sources, Sun signal and even land-sea transitions may generate large sidelobes that corrupt SMOS brightness temperature products and therefore, the quality of the soil moisture and sea ... -
A radio spectrum measurement platform for spectrum surveying in cognitive radio
(2011)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper presents a sophisticated radio spectrum measurement platform specifically envisaged and designed for spectrum occupancy surveys in the context of Dynamic Spectrum Access/Cognitive Radio (DSA/CR). The presented ... -
An agent-based simulation model of a market for dynamic spectrum access
(2011)
Text en actes de congrés
Accés restringit per política de l'editorialThe dramatic increase in the demand for spectrum-based services and devices, combined with the long-term exclusive model of spectrum management, has led to an apparent spectrum scarcity. To overcome this scarcity, the ... -
An open-source software-defined radio collection for GNSS receivers
(Universitat Politècnica de Catalunya, 2022-07-04)
Projecte Final de Màster Oficial
Accés obert
Realitzat a/amb: University of Colorado BoulderThe master's thesis has as a main objective to encompass the progress and efforts dedicated to the development and improvement of an open-source collection of Software-Defined Radios (SDR) for Global Navigation Satellite ... -
Analyzing the effect of power control algorithms on the receiver's computing resource consumption
(2010)
Text en actes de congrés
Accés restringit per política de l'editorialTraditional Software-Defined Radios are limited in their ability to share the computational infrastructure between different channel flows of different demands. Future terminals should move to a shared resource model to ... -
Beyond the ID in RFID: novel applications of the RFID technology
(Universitat Politècnica de Catalunya, 2016-05-25)
Treball Final de Grau
Accés restringit per decisió de l'autor
Realitzat a/amb: Massachusetts Institute of TechnologyRadio Frequency Identification (RFID) is a technology that uses radio waves to read and capture information stored in a tag attached to an object or location. In this work, we further exploit this technology to find other ... -
Caracterización indoor y ampliación de un rem (radio enviroment map) en el campus nord de la UPC
(Universitat Politècnica de Catalunya, 2015-02)
Projecte/Treball Final de Carrera
Accés obert[ANGLÈS] Currently the radio spectrum is almost entirely assigned or licensed to different operators. However, from the rise of wireless technologies in the last decade, different studies conducted independently in different ... -
Carrier phase synchronisation scheme for very long baseline coherent arrays
(Institution of Electrical Engineers, 2012-07-19)
Article
Accés restringit per política de l'editorialProposed is a new carrier phase synchronisation scheme used to provide a stable phase reference to a very distant station. Channel induced phase fluctuations are characterised and compensated for with a round-trip loop ... -
Centralized vs distributed resource allocation in multi cell OFDMA systems
(2011)
Text en actes de congrés
Accés restringit per política de l'editorialRadio Resource Management with Inter-cell Interference Coordination (ICIC), is a key issue under investigation for next generation wireless systems such as Long Term Evolution (LTE). Although centralized resource allocation ... -
Characterization and exploitation of heterogeneous OFDM primary users in cognitive radio networks
(2013-08)
Article
Accés restringit per política de l'editorial -
Cognitive radio resource management exploiting heterogeneous primary users and a radio environment map database
(2013-08)
Article
Accés restringit per política de l'editorialThe efficient utilization of radio resources is a fundamental issue in cognitive radio (CR) networks. Thus, a novel cognitive radio resource management (RRM) is proposed to improve the spectrum utilization efficiency. ... -
Construction of a Radio Environment Map of TV White Spaces for Barcelona Metropolitan Area
(Universitat Politècnica de Catalunya, 2015-02)
Treball Final de Grau
Accés obert[ANGLÈS] This thesis covers the construction of a REM (Radio Environment Map) for TV-WS (TV white spaces) for the metropolitan area of Barcelona, and a GUI for accessing it. A REM is a key piece in the implementation of a ... -
Construradio
(Escola Politècnica Superior d'Edificació de Barcelona. Serveis Informàtics, 2014-04-28)
Audiovisual
Accés obertEl dilluns dia 28 d'abril vam tenir la ràdio en directe. Des de la sala d'actes de l'Escola, es va emetre el programa de ràdio "CONSTRURADIO" amb la participació de convidats i tertulians relacionats amb el sector i vinculats ... -
Control remoto vía internet utilizando la tarjeta de sonido del ordenador
(2014-12-01)
Article
Accés restringit per acord de confidencialitatSimple y eficaz sistema para conectar/desconectar cualquier equipo desde cualquier parte del mundo. Lo único que se requiere es una conexión a internet.