Zobrazeno 1 - 10
of 79
pro vyhledávání: '"Beam-Forming Networks"'
Autor:
Salvador Lopez, Eduardo
Massive multiple input multiple output - MIMO systems are a reality and modern communication systems rely upon this technology to cope with the increasing need for capacity and network usage. Antenna arrays are at the heart of the of the massive-MIMO
Externí odkaz:
http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-343542
Akademický článek
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Publikováno v:
2022 16th European Conference on Antennas and Propagation (EuCAP).
Several services associated with satellite on the move and 5G applications are populating the K and Ka frequency bands. Beam forming networks are crucial components for achieving the necessary beam flexibility and agility of these systems. The Rotman
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2891a477ed1c74ff05d549f569a76184
https://doi.org/10.23919/eucap53622.2022.9769663
https://doi.org/10.23919/eucap53622.2022.9769663
Autor:
Perrin, Jason
Efficient coverage of wireless telecommunication networks requires the ability to control the directions in which base station antennas radiate. Conventional phased array in base stations are composed of large numbers of radiating elements. Ideally,
Externí odkaz:
http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-320366
Autor:
Cardoso, Fábio Martinho
Publikováno v:
Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Several services associated with satellite on the move and 5G applications are populating the K and Ka frequency bands. Beam forming networks are crucial components for achieving the necessary beam flexibility and agility of these systems. We resort
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::b9dfb13daac7968693d853449305955c
https://hdl.handle.net/10071/23874
https://hdl.handle.net/10071/23874
Stability Analysis of the RC-PLMS Adaptive Beamformer Using a Simple Transfer Function Approximation
Publikováno v:
ICASSP
ICASSP 2021-2021 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
ICASSP 2021-2021 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Jun 2021, Toronto, United States. pp.4645-4649, ⟨10.1109/ICASSP39728.2021.9413445⟩
ICASSP 2021-2021 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
ICASSP 2021-2021 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Jun 2021, Toronto, United States. pp.4645-4649, ⟨10.1109/ICASSP39728.2021.9413445⟩
International audience; In this paper, we propose a discrete time transfer function approximation for the reduced complexity parallel least mean square (RC-pLMS) adaptive beamforming algorithm. The RC-pLMS is built using a single least mean square (L
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2569993c7b3934b3aef58776d5ee5d9c
https://doi.org/10.1109/icassp39728.2021.9413445
https://doi.org/10.1109/icassp39728.2021.9413445
Publikováno v:
2021 Telecoms Conference (ConfTELE).
In this work an all-metal Rotman lens antenna design is presented. Ridge waveguides are used for the input and output ports of the lens to achieve broadband behavior in the K/KA bands of the new generation of satellite communications (17.3 GHz to 31
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8765ed1bdf500ed042882e447617caf2
https://doi.org/10.1109/conftele50222.2021.9435483
https://doi.org/10.1109/conftele50222.2021.9435483
Publikováno v:
2020 28th European Signal Processing Conference (EUSIPCO)
2020 28th European Signal Processing Conference (EUSIPCO), Jan 2021, Amsterdam, Netherlands. pp.1851-1855, ⟨10.23919/Eusipco47968.2020.9287604⟩
EUSIPCO
2020 28th European Signal Processing Conference (EUSIPCO), Jan 2021, Amsterdam, Netherlands. pp.1851-1855, ⟨10.23919/Eusipco47968.2020.9287604⟩
EUSIPCO
International audience; Generally, the least mean square (LMS) adaptive algorithm is widely used in antenna array beamforming given its target tracking capability and its low computational requirements. However, the classical LMS implementation still
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ceb3f153a395fc1ea17ff91b28c22c5e
https://hal-ensta-bretagne.archives-ouvertes.fr/hal-03127370
https://hal-ensta-bretagne.archives-ouvertes.fr/hal-03127370
Autor:
Munoz R., Rommel S., Van Dijk P., Brenes J., Grivas E., Manso C., Roeloffzen C., Vilalta R., Fabrega J.M., Landi G., Casellas R., Martinez R., Monroy I.T.
Publikováno v:
IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS
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)
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=RECOLECTA___::eae8e719f7e39b2a673c84467aec5367
https://www.scopus.com/inward/record.uri?eid=2-s2.0-85105854427&doi=10.1109/JSTQE.2021.3079726&partnerID=40&md5=87324e43000cae3629f6ad051a3662c8
https://www.scopus.com/inward/record.uri?eid=2-s2.0-85105854427&doi=10.1109/JSTQE.2021.3079726&partnerID=40&md5=87324e43000cae3629f6ad051a3662c8
Conference
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