Redes de redistribuição de sinais a partir de redes de freqüência única (SFN)
Tipo
Dissertação
Data de publicação
2010-02-10
Periódico
Citações (Scopus)
Autores
Novaes, Carolina Duca
Orientador
Yamada, Fujio
Título da Revista
ISSN da Revista
Título de Volume
Membros da banca
Programa
Engenharia Elétrica
Resumo
This dissertation presents details of a structure needed to create a Single Frequency Network (SFN) using low-power transmitters, and a comparison with a network composed of a single transmitter with high power. Among the difficulties to implement networks which distribute signals in SFN, has prioritized the synchronization issue and equalization techniques to achieve better performance of this system. Thus, there was a theoretical research comparing the different methods of timing of single frequency networks and simulations of coverage and performance in order to discuss the implementation of such a network system in the Brazilian
digital TV (SBTVD).
Descrição
Palavras-chave
distribuição de sinais digitais , SBTVD (Sistema Brasileiro de TV Digital) , SFN (Single Frequency Network) , MFM (Multi-Frequency Network) , digital signal distribution , SBTVD (Sistema Brasileiro de Televisão Digital) , SFN (Single Frequency Network) , MFM (Multi-Frequency Network)