Listar por autor "Roger Varea, Sandra"
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Listar por autor "Roger Varea, Sandra"
Mostrando ítems 1-20 de 28
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Soriano-Asensi, Antonio; Botella-Mascarell, Carmen; Segura-García, Jaume; Roger, Sandra (Editorial Universitat Politècnica de València, 2021-07-26)[EN] Digital Communications have been traditionally taught in laboratory sessions from a theoretical point of view, using simulation platforms. However, current Academic Accreditation includes the dimension of “what students ... -
Roger Varea, Sandra; Gonzalez, Alberto; Almenar Terré, Vicenç; Matz, Gerald (Institute of Electrical and Electronics Engineers (IEEE), 2012-11)In practical multiple-input multiple-output bit-interleaved-coded-modulation (MIMO-BICM) systems, demodulators have to deliver finite word-length (quantized) log-likelihood-ratios (LLRs). In this letter, we propose an ... -
Roger Varea, Sandra; Ramiro Sánchez, Carla; González Salvador, Alberto; Almenar Terré, Vicenç; Vidal Maciá, Antonio Manuel (IOS Press, 2012)The use of many-core processors such as general purpose Graphic Processing Units (GPUs) has recently become attractive for the efficient implementation of signal processing algorithms for communication systems. This is due ... -
Fodor, Gábor; Roger Varea, Sandra; Rajatheva, Nandana; Slimane, Ben Slimane; Svensson, Tommy; Popovski, Petar; Barros da Silva Junior, Jose Mairton; Ali, Samad (Institute of Electrical and Electronics Engineers (IEEE), 2016)[EN] As the standardization of network-assisted device-to-device (D2D) communications by the Third Generation Partnership Project progresses, the research community has started to explore the technology potential of new ... -
Segura-García, Jaume; Botella-Mascarell, Carmen; Roger, Sandra; Soriano-Asensi, Antonio; Sanz-Sabater, Martín (Editorial Universitat Politècnica de València, 2023-10-06)[ES] El uso de herramientas que permiten un mayor grado de autoaprendizaje y realimentación en procesos evaluativos está creciendo considerablemente en los últimos años. Matlab Grader es una de estas herramientas de ... -
de Domingo, Miguel; Ortigosa, Nuria; Sevilla, Javier; Roger, Sandra (MDPI AG, 2021-02)[EN] Forest fires are undesirable situations with tremendous impacts on wildlife and people's lives. Reaching them quickly is essential to slowing down their expansion and putting them out in an effective manner. This work ... -
Aziz, D.; Baracca, P.; de Carvalho, E.; Fantini, R.; Rajatheva, N.; Popovski, P.; Sørensen, J. H.; Thomsen, H.; Svensson, T.; Li, J.; Lakshmana, T. R.; Sui, Y.; Benjebbour, A.; Suyama, S.; Abrahamsson, R.; Fodor, G; Jaziri, A.; Phan Huy, D. T.; Khanfir, H.; Visoz, R.; Yuan, Y.; Lejosne, Y.; Mohamad, A.; Saadani, A.; Smirani, S.; Kurras, M.; Thiele, L.; Castañeda, M.; Vucic, N.; Iwanow, M.; Slimane, B.; Ghauch, H.; Skoglund, M.; Kim, S. M.; Bengtsson, M.; Mochaourab, R.; Ihalainen, T.; Zirwas, W.; Sroka, P.; Ratajczak, K.; Bąkowski, K.; Guo, K.; Dell’aera, G.; Melis, B.; Caretti, M.; .Bockelmann, C.; Lenkeit, F.; Tölli, A; Jayasinghe, K. S.; Roger Varea, Sandra; Calabuig Soler, Daniel; Monserrat del Río, José Francisco; Sternad, M. (2015-02-28)This document provides the most recent updates on the technical contributions and research challenges focused in WP3. Each Technology Component (TeC) has been evaluated under possible uniform assessment ... -
Fantini. R.; Santos, A.; de Carvalho, E.; Rajatheva, N.; Popovski, P.; Baracca, P.; Aziz, D.; Hoydis, J.; Boccardi, F.; Svensson, T.; Li, J.; Lakshmana, T. R.; Sui, Y.; Benjebbour, A.; Suyama, S.; Abrahamsson, R.; Fodor, G.; Jaziri, A.; Phan Huy, D. T.; Khanfir, H.; Visoz, R.; Yuan, Y.; Lejosne, Y.; Mohamad, A.; Saadani, A.; Kurras, M.; Thiele, L.; Long, Y.; Vucic, N.; Slimane, B.; Ghauch, H.; Skoglund, M.; Kim, S. M.; Bengtsson, M.; Jänis, P.; Ihalainen, T.; Zirwas, W.; Sroka, P.; Ratajczak, K.; Bąkowski, K.; Guo, K.; Dell’aera, G.; Melis, B.; Caretti, M.; Bockelmann, C.; Lenkeit , F.; Tölli, A.; Jayasinghe, K. S.; Roger Varea, Sandra; Calabuig Soler, Daniel; Monserrat del Río, José Francisco; Sternad, M. (2014-04-30)This deliverable describes the current results of the multi-node/multi-antenna technologies investigated within METIS and analyses the interactions within and outside Work Package 3. Furthermore, it identifies ... -
Roger Varea, Sandra (Universitat Politècnica de València, 2012-07-16)En la última década, uno de los avances tecnológicos más importantes que han hecho culminar la nueva generación de banda ancha inalámbrica es la comunicación mediante sistemas de múltiples entradas y múltiples salidas ... -
Giménez Colás, Sonia; Calabuig Soler, Daniel; Roger Varea, Sandra; Monserrat del Río, José Francisco; Cardona Marcet, Narciso (Hindawi Limited, 2017)[EN] DistributedAntenna Systems (DAS) are an alternative of network deployment that allows reducing the distance between transmitter and receiver by distributing the antennas throughout the coverage area. Moreover, the ... -
Roger Varea, Sandra (Universitat Politècnica de València, 2011-10-19)[EN] In the last ten years, one of the most significant technological developments that will lead to the new broadband wireless generation is the communication via Multiple-Input Multiple-Output (MIMO) systems. MIMO ... -
Roger Varea, Sandra; Ramiro Sánchez, Carla; González Salvador, Alberto; Almenar Terré, Vicenç; Vidal Maciá, Antonio Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2012-10)Multicore and graphic processing units (GPUs) can be combined to efficiently implement signal-processing algorithms for communication systems, due to their parallel processing capabilities. This paper proposes a fully ...
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García Mollá, Víctor Manuel; Vidal Maciá, Antonio Manuel; González Salvador, Alberto; Roger Varea, Sandra (Elsevier, 2014-05)Sphere Decoding is a popular Maximum Likelihood algorithm that can be used to detect signals coming from multiple-input, multiple-output digital communication systems. It is well known that the complexity required to ... -
Martín-Sacristán, David; Roger, Sandra; Garcia-Roger, David; Monserrat del Río, Jose Francisco; Spapis, Panagiotis; Zhou, Chan; Kaloxylos, Alexandros (Institute of Electrical and Electronics Engineers, 2021-02)[EN] Mobile network operators are interested in providing Vehicle-to-Vehicle (V2V) communication services using their cellular infrastructure. Regional split of operators is one possible approach to support multi-operator ... -
Botella-Mascarell, Carmen; Soriano-Asensi, Antonio; Sanz-Sabater, Martín; Roger, Sandra; Segura-Garcia, Jaume (Editorial Universitat Politècnica de València, 2022-10-28)[EN] This paper presents an innovation action focused on developing and evaluating active self-assessment methodologies in subjects of the Degree in Telematics Engineering at the Universitat de Val`encia. The tool Matlab ... -
Roger Varea, Sandra; Calabuig Soler, Daniel; Monserrat del Río, José Francisco; Cardona Marcet, Narciso (SpringerOpen, 2014-11-19)[EN] In the context of multi-hop cellular communications, user equipment devices (UEs) with relaying capabilities provide a virtual infrastructure that can enhance the cell spectral efficiency. UE relays, which are generally ... -
Roger Varea, Sandra; Calabuig Soler, Daniel; Cabrejas Peñuelas, Jorge; Monserrat del Río, José Francisco (Institute of Electrical and Electronics Engineers (IEEE), 2014-10)[EN] Current cellular technologies are based on the concept of coherent communication, in which the channel matrix used for demodulation is estimated via reference or pilot signals. Coherent systems, however, involve a ... -
Garcia-Roger, David; Roger Varea, Sandra; Flores De Valgas, Josue; Monserrat, Jose F. (John Wiley & Sons, 2017)[EN] The coexistence of multiple air interface variants in the upcoming fifth generation (5G) wireless technology remains a matter of ongoing discussion. This paper focuses on the physical layer of the 5G air interface ... -
Ramiro Sánchez, Carla; Roger Varea, Sandra; Gonzalez, Alberto; Almenar Terré, Vicenç; Vidal Maciá, Antonio Manuel (Springer-Verlag, 2013)[EN] Multicore systems allow the efficient implementation of signal processing algorithms for communication systems due to their high parallel processing capabilities. In this paper, we present a high-throughput multicore ... -
Roger Varea, Sandra; Cabrejas Peñuelas, Jorge; Calabuig Soler, Daniel; Monserrat del Río, José Francisco; Fouad, Yaser; Gohary, Ramy H.; Yanikomeroglu, Halim (Instituto de Telecomunicaciones y Aplicaciones Multimedia (iTEAM), 2014)[EN] Current cellular technologies are based on the concept of coherent communication, in which the channel matrix used for demodulation is estimated via reference or pilot signals. Coherent systems involve a significant ...
Mostrando ítems 1-20 de 28
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