Garro, Eduardo; Gimenez Gandia, Jordi Joan; Klenner, Peter; Gomez-Barquero, David(Institute of Electrical and Electronics Engineers, 2018)
[EN] Multi-layer broadcast systems distribute services across time and frequency domain by means of power-division multiplexing. Successive interference cancelation is required, in general, in order to extract the content ...
Ribadeneira Ramírez, Jefferson Alexander; Martínez, G.; Gómez Barquero, David; Cardona, Narcis(Institute of Electrical and Electronics Engineers (IEEE), 2016-03)
With the introduction of digital terrestrial television (DTT) and the analogue television switch-off, terrestrial broadcast spectrum in the UHF band is being released for mobile communications, in particular for fourth ...
Ribadeneira-Ramírez, Jefferson Alexander; García Pardo, Concepción; Fuentes Muela, Manuel; Gómez Barquero, David; Cardona Marcet, Narciso(Institute of Electrical and Electronics Engineers (IEEE), 2016-03)
[EN] Across the Andean Region the Digital Television (DTT)is already in motion. While most of countries in South America have adopted the Brazilian adaptation of the Japanese DTT standard ISDB-Tb, Colombia selected the ...
Ligurgo, Manuel(Universitat Politècnica de València, 2019-01-09)
La próxima tecnología venidera 5G está pensada para admitir múltiples servicios y aplicaciones que surgirán en los próximos años. Estas aplicaciones 5G están agrupadas por la Unión Internacional de Telecomunicaciones (ITU) ...
Roche Peris, Jorge(Universitat Politècnica de València, 2023-10-05)
[ES] La correcta parametrización de la red de acceso radio (RAN, del inglés, Radio Access Network) es vital para lograr la máxima eficacia y para optimizar una red de comunicaciones móviles inalámbrica. La optimización ...
Monserrat del Río, José Francisco; Calabuig Gaspar, Jordi; Fernández Aguilella, Ana; Gómez Barquero, David(Institute of Electrical and Electronics Engineers (IEEE), 2012-06)
Long Term Evolution (LTE) standard enhances Multimedia Broadcast Multicast Services (MBMS) to provide highly efficient transmission of multicast/broadcast services. This paper aims at clarifying which is the best option ...
Hellge, Cornelius; Gómez Barquero, David; Schierl, Thomas; Wiegand, Thomas(Institute of Electrical and Electronics Engineers (IEEE), 2011-06)
The bitstream structure of layered media formats such as scalable video coding (SVC) or multiview video coding (MVC) opens up new opportunities for their distribution in Mobile TV services. Features like graceful degradation ...
Garro, Eduardo; Barjau, Carlos; Gomez-Barquero, David; Kim, Jeongchang; Park, Sung-Ik; Hur, Namho(Institute of Electrical and Electronics Engineers, 2019-03)
[EN] Single frequency networks (SFNs) provides an increased spectral efficiency compared to the traditional multiple frequency networks. However, some coverage areas in SFN can be affected by destructive interferences. In ...
Garro Crevillén, Eduardo; Giménez Gandia, Jordi Joan; Park, Sung Ik; Gómez Barquero, David(Institute of Electrical and Electronics Engineers (IEEE), 2016-06)
The advanced television system committee (ATSC) is to release the next-generation U.S. digital terrestrial television standard, known as ATSC 3.0. Layered division multiplexing (LDM) is one of the new physical layer ...
Gómez Barquero, David; Simeone, Osvaldo(Institute of Electrical and Electronics Engineers (IEEE), 2015-12)
In this paper, power-based layer-division multiplexing (LDM) is studied as a means to provide unequal error protection in digital terrestrial television (DTT) systems by adopting an information-theoretic approach. LDM can ...
Vargas Paredero, David Eduardo(Universitat Politècnica de València, 2013-02-25)
[ES] La tesina desarrolla un procesado de señal para receptores MIMO para el estándar TDT de nueva generación móvil DVB-NGH que explota las ganancias aportadas por la decodificación iterativa, pero además reduce considerablemente ...
Fuentes Muela, Manuel; Vargas, David; Gómez Barquero, David(Institute of Electrical and Electronics Engineers (IEEE), 2016-06)
Non-uniform constellations (NUCs) have been recently introduced in digital broadcasting systems to close the remaining gap to the unconstrained Shannon theoretical limit. Compared to uniform quadrature amplitude modulation ...
Gómez Barquero, David(Universitat Politècnica de València, 2019-12-27)
En este Polimedia se introduce una aplicación Android gratuita, NETMONITOR, con la que se pueden realizar medidas de calidad de las redes móviles 4G LTE. La aplicación es bastante intuitiva de utilizar, pero es necesario ...
Grau Mompó, Sara(Universitat Politècnica de València, 2019-09-03)
[ES] En este Trabajo Final de Grado se ha medido la red comercial 4G+ del operador Vodafone (tecnología LTE-Advanced), en el municipio de Cullera utilizando un teléfono móvil con la aplicación Android NetMonitor.
Las ...
This paper provides an overview of the optional MIMO (Multiple-Input Multiple-Output) antenna scheme adopted in ATSC 3.0 to improve robustness or increase capacity via additional spatial diversity and multiplexing by sending ...
Vargas Paredero, David Eduardo; Gozálvez Serrano, David; Gómez Barquero, David; Cardona Marcet, Narciso(Institute of Electrical and Electronics Engineers (IEEE), 2013-07)
DVB-NGH (Digital Video Broadcasting - Next Generation Handheld) is the next generation technology for mobile TV broadcasting, which has been developed by the DVB project with the most advanced transmission technologies. ...
Shitomi, Takuya; Garro, Eduardo; Murayama, Kenichi; Gomez-Barquero, David(Institute of Electrical and Electronics Engineers, 2018)
[EN] ATSC 3.0 is the latest digital terrestrial television (DTT) standard, and it allows a higher spectral efficiency and/or a transmission robustness with multiple-input multiple-output (MIMO) technology compared to ...
Barjau, Carlos; Fuentes, Manuel; Shitomi, Takuya; Gomez-Barquero, David(Institute of Electrical and Electronics Engineers, 2017)
[EN] Non-uniform constellations (NUCs) have been introduced to improve the performance of quadrature amplitude modulation constellations. 1D-NUCs keep the squared shape, while 2D-NUCs break that constraint to provide ...
Gómez Molina, Pedro Fernando(Universitat Politècnica de València, 2013-07-11)
[ES] Uno de los retos a los que se enfrenta la industria de las comunicaciones móviles e
inalámbricas es proporcionar servicios multimedia masivos, a bajo coste, haciéndolos asequibles para los
usuarios y rentables a los ...
Roig Pallardó, Gema(Universitat Politècnica de València, 2013-07-12)
[ES] El presente trabajo estudia el efecto de las pérdidas de propagación satelital y terrestre en la planificación de redes DVB-SH de frecuencia única. DVB-SH es el estándar europeo diseñado para la trasmisión de contenidos ...