Listar por Entidad UPV "Universitat Politècnica de València. Instituto Universitario de Telecomunicación y Aplicaciones Multimedia - Institut Universitari de Telecomunicacions i Aplicacions Multimèdia"
RiuNet: Repositorio Institucional de la Universidad Politécnica de Valencia
Listar por Entidad UPV "Universitat Politècnica de València. Instituto Universitario de Telecomunicación y Aplicaciones Multimedia - Institut Universitari de Telecomunicacions i Aplicacions Multimèdia"
Bru-Orgiles, Luis Alberto; Pastor Abellán, Daniel; Muñoz, P.(The Optical Society, 2021-10-25)
[EN] Adaptable and complex optical characterization of photonic integrated devices, permitting to unearth possible design and fabrication errors in the different workflow steps are highly desired in the community. Here, ...
[EN] This paper provides the guidelines for the practical development of novel advanced test beds for passive intermodulation(PIM) measurements. The proposed test beds show high performance and are flexible, allowing for ...
Sirci, Stefano; Sánchez-Soriano, Miguel Ángel; Martínez Pérez, Jorge Daniel; Boria Esbert, Vicente Enrique(Institute of Electrical and Electronics Engineers, 2019-03-04)
[EN] The use of singlets, cascaded singlets and doublets in coaxial substrate integrated waveguide (SIW) technology is proposed in this paper, with the aim of implementing low-loss filters with very compact size and ...
Giménez Gandia, Jordi Joan; Stare, Erik; Bergsmark, Staffan; Gómez Barquero, David(Institute of Electrical and Electronics Engineers (IEEE), 2015-06)
The allocation of frequencies traditionally used by terrestrial broadcasting (digital dividend) to International Mobile Telecommunication is limiting the evolution of the digital terrestrial television (DTT) networks for ...
Benítez-González, Jesús; Mora Almerich, José(Institute of Electrical and Electronics Engineers, 2018)
[EN] In this letter, a novel structure combining low coherence interferometry (LCI) and microwave photonics (MWP) is proposed. In this case, the electro-optic modulator is strategically placed inside the interferometric ...
[EN] In this paper, the study of frequency-dependent ultrasonic attenuation in strongly heterogeneous cementitious materials is addressed. To accurately determine the attenuation over a wide frequency range, it is necessary ...
Vázquez, S.; Gosálbez Castillo, Jorge; Wright, W. M. D.; Gallardo, C.; Bosch Roig, Ignacio; CARRIÓN GARCÍA, ALICIA(Acoustical Society of America, 2019-09-06)
Air-coupled non-destructive testing has become very valuable because eliminates the use of liquid couplants and enables a contactless fast inspection of structures. Multimodal leaky Lamb waves can be excited and sensed ...
Gosálbez Castillo, Jorge; CARRIÓN GARCÍA, ALICIA; Gallardo, C.; Vázquez, S.; Genovés, V.; Paya Bernabeu, Jorge Juan(Acoustical Society of America, 2019-09-06)
[EN] The scope of this paper is to demonstrate the capability of airborne non-contact ultrasound
(ANC-US) to assess thermal damage on normalized Portland cement mortar specimens. For
this purpose, contact ultrasound (C-US) ...
Calabuig Gaspar, Jordi; Monserrat del Río, José Francisco; Gozálvez Serrano, David; Gómez Barquero, David(SpringerOpen, 2013)
3rd Generation Partnership Project specified Application Layer - Forward Error Correction (AL-FEC) to be used for Enhanced Multimedia Broadcast Multicast Services (E-MBMS) in Long Term Evolution (LTE) networks. Specifically, ...
Martínez Soutiño, Julián(Universitat Politècnica de València, 2016-11-29)
Los objetivos de este proyecto son el estudio e implementación en una FPGA de diferentes algoritmos de
procesado de imagen para la detección de bordes. Se van a estudiar los algoritmos de deteccion de
bordes distintos ...
[EN] New optical fiber based spectroscopic tools open the possibility to develop more robust and efficient characterization experiments. Spectral filtering and light reflection have been used to produce compact and versatile ...
De Fez Lava, Ismael; Guerri Cebollada, Juan Carlos(Institute of Electrical and Electronics Engineers (IEEE), 2014-06)
This paper presents an adaptive mechanism for improving the content download in wireless environments. The solution is based on the use of the file delivery over unidirectional transport (FLUTE) protocol in multicast ...
Gonzalez, Alberto; Ferrer Contreras, Miguel; Diego Antón, María de; Piñero Sipán, María Gemma(Elsevier, 2012-07)
It is known that the performance of adaptive algorithms is constrained by their computational cost. Thus, affine projection adaptive algorithms achieve higher convergence speed when the projection order increases, which ...
Arce Vila, Pau; Guerri Cebollada, Juan Carlos(Wiley-Blackwell, 2015-09-01)
Video streaming services have restrictive delay and bandwidth constraints. Ad hoc networks represent a hostile environment for this kind of real-time data transmission. Emerging mesh networks, where a backbone provides ...
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 ...
Aguilera Martí, Emanuel; López Monfort, José Javier; Cobos Serrano, Máximo; Macià Pina, Luis; Martí Guerola, Amparo(Instituto de Telecomunicaciones y Aplicaciones Multimedia (ITEAM), 2012)
[EN] The use of mobile telephony, along with the widespread
of smartphones in the consumer market, is gradually displacing
traditional telephony. Fixed-line telephone conference
calls have been widely employed for ...
Hervás Peralta, Javier; Fernandez-Pousa, C.R.; Barrera Vilar, David; Pastor Abellán, Daniel; Sales Maicas, Salvador; Capmany Francoy, José(Institute of Electrical and Electronics Engineers (IEEE), 2015-06-01)
A technique is proposed to interrogate a distributed
photonic sensor composed of seven standard fiber Bragg gratings
in cascade. A microwave-modulated optical signal is launched into
an FBG cascade and subsequently ...
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 ...