Zobrazeno 1 - 10
of 156
pro vyhledávání: '"Josep M. Fabrega"'
Autor:
Mariangela Rapisarda, Alberto Gatto, Paolo Martelli, Paola Parolari, Christian Neumeyr, Michela Svaluto Moreolo, Josep M. Fabrega, Laia Nadal, Pierpaolo Boffi
Publikováno v:
Photonics, Vol 5, Iss 4, p 51 (2018)
Directly modulated long-wavelength vertical cavity surface emitting lasers (VCSELs) are considered for the implementation of sliceable bandwidth/bitrate variable transceivers for very high capacity transmission (higher than 50 Gb/s per wavelength) in
Externí odkaz:
https://doaj.org/article/6f67edf6f7ff4cdeaead30ab5ecd9a77
Autor:
Ramon Casellas, Paul van Dijk, Ricardo Martinez, Simon Rommel, Chris G. H. Roeloffzen, Evangelos Grivas, Ricard Vilalta, Carlos Manso, Josep M. Fabrega, Giada Landi, Juan Brenes, Idelfonso Tafur Monroy, Raul Munoz
Publikováno v:
IEEE Journal of Selected Topics in Quantum Electronics, 27(6):9431728. Institute of Electrical and Electronics Engineers
This paper presents a beyond 5G fronthaul network with dynamic beamforming and -steering. The proposed fronthaul solution deploys optical beamforming (OBF) by combining space division multiplexing (SDM), analogue radio-over-fiber (ARoF), and the nove
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4d150e1fab0dc5bde2f6013a19f09602
https://zenodo.org/record/5089730
https://zenodo.org/record/5089730
Autor:
Salvador Sales, Simon Rommel, Josep M. Fabrega, Raul Munoz, Idelfonso Tafur Monroy, Diego Perez-Galacho
Publikováno v:
IEEE Transactions on Broadcasting, 65(2):8667338, 434-443. Institute of Electrical and Electronics Engineers
IEEE TRANSACTIONS ON BROADCASTING
r-CTTC: Repositorio Institucional Producción Científica del Centre Tecnològic de Telecomunicacions de Catalunya (CTTC)
Centre Tecnològic de Telecomunicacions de Catalunya (CTTC)
IEEE Transactions on Broadcasting
r-CTTC. Repositorio Institucional Producción Científica del Centre Tecnològic de Telecomunicacions de Catalunya (CTTC)
instname
IEEE TRANSACTIONS ON BROADCASTING
r-CTTC: Repositorio Institucional Producción Científica del Centre Tecnològic de Telecomunicacions de Catalunya (CTTC)
Centre Tecnològic de Telecomunicacions de Catalunya (CTTC)
IEEE Transactions on Broadcasting
r-CTTC. Repositorio Institucional Producción Científica del Centre Tecnològic de Telecomunicacions de Catalunya (CTTC)
instname
The introduction of 5G mobile networks, bringing multi-Gbit/s user data rates and reduced latency, opens new opportunities for media generation, transport and distribution, as well as for new immersive media applications. The expected use of millimet
Autor:
Alberto Gatto, David Larrabeiti, Ramon Casellas, Juan Fernandez-Palacios, Ricard Vilalta, G. Otero, Ricardo Martinez, Raul Munoz, Paola Parolari, Laia Nadal, Pierpaolo Boffi, M. Svaluto Moreolo, J. Vilchez, Christian Neumeyr, Josep M. Fabrega
Publikováno v:
Journal of Optical Communications and Networking
r-CTTC. Repositorio Institucional Producción Científica del Centre Tecnològic de Telecomunicacions de Catalunya (CTTC)
Universitat Oberta de Catalunya (UOC)
r-CTTC. Repositorio Institucional Producción Científica del Centre Tecnològic de Telecomunicacions de Catalunya (CTTC)
Universitat Oberta de Catalunya (UOC)
To deal with the challenging requirements of metropolitan area networks (MANs), it is essential to design cost-effective systems that can support high capacity and dynamic adaptation, as well as a synergy of programmability and efficient photonic tec
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a4334c5932de1c3cf533e23893551d6f
https://zenodo.org/record/4464364
https://zenodo.org/record/4464364
Publikováno v:
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Universitat Politècnica de Catalunya (UPC)
Zero forcing is an iterative coloring process on a graph that has been widely used in such different areas as the modelling of propagation phenomena in networks and the study of minimum rank problems in matrices and graphs. This paper deals with zero
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2efd9b0734a84eab017ea5cfc972c841
Autor:
R. Martinez, Victor Lopez, Juan Fernandez-Palacios, Pierpaolo Boffi, Alberto Gatto, Josep M. Fabrega, Paola Parolari, David Larrabeiti, José Alberto Hernández, Laia Nadal, M. Svaluto Moreolo, G. Otero, Mariangela Rapisarda
Publikováno v:
Scopus-Elsevier
OFC
OFC
Simulation experiments prove the suitability of VCSEL-based S-BVTs to enable IP off-loading in large MAN topologies. Multi-Tb/s capacity is demonstrated in a real MAN for all primary and secondary multi-level direct paths.
NO ACKNOWLEDGEMENTS
NO ACKNOWLEDGEMENTS
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::413e0c2dea0d3e755c7a2ac65efc1134
http://hdl.handle.net/11311/1194145
http://hdl.handle.net/11311/1194145
Autor:
Evangelos Grivas, Diego Perez Galacho, Josep M. Fabrega, Carlos Manso, Michela Svaluto Moreolo, Raul Munoz, Ricardo Martinez, Laia Nadal, Ricard Vilalta, Simon Rommel, Idelfonso Tafur Monroy, Salvador Sales, Francico Javier Vilchez, Jaroslaw P. Turkiewicz
Publikováno v:
RiuNet. Repositorio Institucional de la Universitat Politécnica de Valéncia
instname
IEEE Journal on Selected Areas in Communications, 39(9):9373342, 2804-2815. Institute of Electrical and Electronics Engineers
instname
IEEE Journal on Selected Areas in Communications, 39(9):9373342, 2804-2815. Institute of Electrical and Electronics Engineers
[EN] We experimentally demonstrate a 5G digital fronthaul network that relies on multi-adaptive bandwidth/bitrate variable transceivers (BVTs) and an autonomic software-defined networking (SDN) control system for partially-disaggregated wavelength di
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9d8b9ca3fe0fc1876f5447070b98131e
http://hdl.handle.net/10251/185444
http://hdl.handle.net/10251/185444
Autor:
G. Otero, Ricardo Martinez, Juan P. Fernandez Palacios, David Larrabeiti, Michela Svaluto Moreolo, Ramon Casellas, Laia Nadal, Ricard Vilalta, Raul Munoz, Victor Lopez, Josep M. Fabrega
Publikováno v:
Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering ISBN: 9783030687366
BROADNETS
Broadband Communications, Networks, and Systems-11th EAI International Conference, BROADNETS 2020, Qingdao, China, December 11–12, 2020, Proceedings
BROADNETS
Broadband Communications, Networks, and Systems-11th EAI International Conference, BROADNETS 2020, Qingdao, China, December 11–12, 2020, Proceedings
Future metro networks need to increase the transport capacity and improve the cost- and power-efficiency. These challenges are tackled by the EUH2020 PASSION project exploiting dense photonic integration and cost-efficient optical technologies. Speci
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::265adaef3bdbf614af05565426a8ce11
Autor:
Fabiano Locatelli, Konstantinos Christodoulopoulos, Salvatore Spadaro, Michela Svaluto Moreolo, Josep M. Fabrega, Laia Nadal
Publikováno v:
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
ECOC
Universitat Politècnica de Catalunya (UPC)
ECOC
We propose a method to estimate the central frequency and the bandwidth of optical filters, that relies on optical spectra captured with optical channel monitors at ROADM’s ingress port. We demonstrate for both features high estimation accuracy usi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3f3bff6170fdbcd33bca39b09ec94e88
Autor:
Laia Nadal, R. Martinez, M. Svaluto Moreolo, G. Otero, Josep M. Fabrega, Victor Lopez, Juan Fernandez-Palacios, David Larrabeiti, José Alberto Hernández
Publikováno v:
ICTON
2020 22nd International Conference on Transparent Optical Networks (ICTON)
2020 22nd International Conference on Transparent Optical Networks (ICTON)
Dense metropolitan areas are responsible for the majority of the traffic growth in telecom operators. The focus of the EU H2020 PASSION project is to develop new photonic technologies for supporting agile metro networks and enabling capacities of Tb/