Zobrazeno 1 - 10
of 152
pro vyhledávání: '"Nuno Souto"'
Autor:
Nuno Souto, Joao C. Silva
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 4, Pp 1317-1333 (2023)
In recent years there has been a growing interest in reconfigurable intelligent surfaces (RISs) as enablers for the realization of smart radio propagation environments which can provide performance improvements with low energy consumption in future w
Externí odkaz:
https://doaj.org/article/e127eacc58184b8c852aac6aeec370e1
Publikováno v:
Applied Sciences, Vol 14, Iss 3, p 1098 (2024)
In this article, we investigate in different scenarios the feasibility of using massive multiple-input–multiple-output (mMIMO) with reconfigurable intelligent surfaces (RISs) to increase the throughput and coverage with high energy efficiency, cons
Externí odkaz:
https://doaj.org/article/33bbf4b7f36644c1a10759800ef5375e
Publikováno v:
Applied Sciences, Vol 12, Iss 6, p 2812 (2022)
The fast growth experienced by the telecommunications field during the last few decades has been motivating the academy and the industry to invest in the design, testing and deployment of new evolutions of wireless communication systems. Terahertz (T
Externí odkaz:
https://doaj.org/article/8b2313f5c548410d8f43e2ef7126c70a
Autor:
Vasco Velez, João Pedro Pavia, Catarina Rita, Carolina Gonçalves, Nuno Souto, Pedro Sebastião, Américo Correia
Publikováno v:
Applied Sciences, Vol 12, Iss 3, p 1592 (2022)
Index modulation (IM) has been attracting considerable research efforts in recent years as it is considered a promising technology that can enhance spectral and energy efficiency and help cope with the rising demand of mobile traffic in future wirele
Externí odkaz:
https://doaj.org/article/6923566d963843f19eae7d0687b6d41e
Publikováno v:
Sensors, Vol 22, Iss 4, p 1487 (2022)
The number of incidents between unmanned aerial vehicles (UAVs) and aircrafts at airports and airfields has been increasing over the last years. To address the problem, in this paper we describe a portable system capable of protecting areas against u
Externí odkaz:
https://doaj.org/article/a6ffabb917c741ed8623daf266b79f56
Publikováno v:
Journal of Computer Networks and Communications, Vol 2020 (2020)
Recently, mobile networks have been overloaded with a considerable amount of data traffic. This paper proposes a brokerage service for mobile environments, using policies and quality metrics and ensuring better usage of network resources with more fi
Externí odkaz:
https://doaj.org/article/29aab900358c4d96bc1a834a7f9d2010
Publikováno v:
Sensors, Vol 22, Iss 1, p 41 (2021)
It is envisioned that healthcare systems of the future will be revolutionized with the development and integration of body-centric networks into future generations of communication systems, giving rise to the so-called “Internet of Bio-nano things
Externí odkaz:
https://doaj.org/article/84ff133115ff4b168ae735f7d6d444cb
Autor:
João Pedro Pavia, Vasco Velez, Renato Ferreira, Nuno Souto, Marco Ribeiro, João Silva, Rui Dinis
Publikováno v:
Sensors, Vol 21, Iss 18, p 6054 (2021)
Millimeter-wave and terahertz technologies have been attracting attention from the wireless research community since they can offer large underutilized bandwidths which can enable the support of ultra-high-speed connections in future wireless communi
Externí odkaz:
https://doaj.org/article/7ebc6d95edb441e99da23c6700a95051
Valuation of compounded deferred tax assets for the banking sector, using the binomial CRR algorithm
Publikováno v:
Cogent Business & Management, Vol 6, Iss 1 (2019)
Deferred tax asset (DTA) is a tax/accounting concept that refers to an asset that may be used to reduce future tax liabilities of the holder. In the banking sector, it usually refers to situations where a bank has either overpaid taxes, paid taxes in
Externí odkaz:
https://doaj.org/article/f80c1e35a95d4e6b831dd2f72cef5c9c
Publikováno v:
Applied Sciences, Vol 10, Iss 18, p 6617 (2020)
The design of multiple input multiple output (MIMO) schemes capable of achieving both high spectral and energy efficiency constitutes a challenge for next-generation wireless networks. MIMO schemes based on generalized spatial modulations (GSM) have
Externí odkaz:
https://doaj.org/article/f7b227dffca64d638bff2e97d52f23f6