Zobrazeno 1 - 10
of 127
pro vyhledávání: '"Pedro Sebastiao"'
Autor:
Joseanne Viana, Joao Madeira, Nidhi, Pedro Sebastiao, Francisco Cercas, Albena Mihovska, Rui Dinis
Publikováno v:
IEEE Access, Vol 10, Pp 30959-30973 (2022)
Unmanned aerial vehicles (UAVs) are the next technology to be incorporated into a telecommunications network to improve command and control on a large scale in both line-of-sight (LOS) and non-line-of-sight (NLOS) conditions. However, there is still
Externí odkaz:
https://doaj.org/article/d6304b9bfa2541b7a06df002d00511ea
Publikováno v:
IEEE Access, Vol 9, Pp 165504-165516 (2021)
The radio frequency spectrum is getting more congested day by day due to the growth of wireless devices, applications, and the arrival of fifth generation (5G) mobile communications. This happens because the radio spectrum is a natural resource that
Externí odkaz:
https://doaj.org/article/bd0645b0bbbb4841894024974db2eb55
Autor:
Americo M. C. Correia, Nuno M. B. Souto, Pedro Sebastiao, David Gomez-Barquero, Manuel Fuentes
Publikováno v:
IEEE Access, Vol 8, Pp 22136-22144 (2020)
This paper considers the transmission of scalable video via broadcast and multicast to increase spectral and energy efficiency in cellular networks. To address this problem, we study the use of generalized spatial modulation (GSM) combined with non-o
Externí odkaz:
https://doaj.org/article/bfeda013681643f8a0de22a721d8b734
Autor:
Paulo M. Pina, Andre F. Godinho, Daniel F. S. Fernandes, Diogo J. A. Clemente, Pedro Sebastiao, Gabriela E. Soares, Lucio S. Ferreira
Publikováno v:
IEEE Access, Vol 8, Pp 69671-69682 (2020)
Over the years, mobile networks have grown exponentially due to rising demand. These networks mix different types of cells, which makes manual configuration difficult, costly and tedious. Furthermore, inefficiencies stemming from these problems can c
Externí odkaz:
https://doaj.org/article/3acf5822945d4ca1a27228edf652922d
Autor:
Daniel Fernandes, Diogo Clemente, Gabriela Soares, Pedro Sebastiao, Francisco Cercas, Rui Dinis, Lucio S. Ferreira
Publikováno v:
IEEE Access, Vol 8, Pp 66456-66474 (2020)
One of the main concerns of telecommunications operators is related to network coverage. A weak coverage can lead to a performance decrease, not only in the user experience, when using the operators' services, such as multimedia streaming, but also i
Externí odkaz:
https://doaj.org/article/8f616a1c8b484b6b8f104ec0e3563348
Publikováno v:
Cuadernos.info, Iss 59 (2024)
Tendo em vista que a igualdade de gênero é uma prioridade democrática e o desporte é uma plataforma para discuti-la, esta pesquisa tem como objetivo compreender a comunicação da Confederação Brasileira de Futebol das iniciativas para fortalec
Externí odkaz:
https://doaj.org/article/55611f3202ba46c2a23cc3495beae78b
Publikováno v:
Estudios sobre el Mensaje Periodístico, Vol 29, Iss 2 (2023)
Este artigo enquadra-se nos estudos de comunicação estratégica associados à comunicação das organizações, na sua relação com as comunidades locais. Em termos metodológicos, recorre-se ao método quantitativo com inquérito por questionári
Externí odkaz:
https://doaj.org/article/3a186da9949d4f31a6ec54e4d6ad927d
Publikováno v:
Cuadernos.info; 2024, Issue 59, p160-182, 23p
Publikováno v:
Cuadernos.info, Iss 46 (2020)
La comunicación con un propósito comercial, desarrollada para promover marcas y vender productos, servicios o ideas, entra en el campo del análisis ético, ya que el objetivo comercial del contenido pagado y patrocinado debe ser revelado en aras d
Externí odkaz:
https://doaj.org/article/df33618a4fdc4b0e8469b40a4dbc69fd
Autor:
Sonia Pedro Sebastiao, Isabel Soares
Publikováno v:
Journal of Communication Management. 27:207-225
PurposeThe concept of environmental diplomacy appears associated with events (conventions) promoted between states and transnational organisations to discuss aspects related to regulating the use of natural resources and regulating pollution. In this
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::714774537eae75ed8b9c3ed5bb2dd08c
https://doi.org/10.1108/jcom-04-2022-0030
https://doi.org/10.1108/jcom-04-2022-0030