Utilize este identificador para referenciar este registo:
http://hdl.handle.net/10071/28159
Autoria: | Souto, N. Correia, A. Dinis, R. Silva, J. C. Abreu, L. |
Editor: | Gurley, T., Wu, Y., and Wang, D. |
Data: | 2008 |
Título próprio: | Multiresolution MBMS transmissions for MIMO UTRA LTE systems |
Título e volume do livro: | 2008 IEEE International Symposium on Broadband Multimedia Systems and Broadcasting |
Título do evento: | IEEE International Symposium on Broadband Multimedia Systems and Broadcasting 2008, Broadband Multimedia Symposium 2008, BMSB |
Referência bibliográfica: | Souto, N., Correia, A., Dinis, R., Silva, J. C., & Abreu, L. (2008). Multiresolution MBMS transmissions for MIMO UTRA LTE systems. In T. Gurley, Y. Wu, & D. Wang (Eds.), 2008 IEEE International Symposium on Broadband Multimedia Systems and Broadcasting, 4536642. IEEE. https://doi.org/10.1109/ISBMSB.2008.4536642 |
ISSN: | 2155-5044 |
ISBN: | 978-1-4244-1648-6 |
DOI (Digital Object Identifier): | 10.1109/ISBMSB.2008.4536642 |
Palavras-chave: | MBMS Hierarchical constellations MIMO LTE |
Resumo: | Hierarchical constellations constitute a simple technique for achieving multiresolution and, therefore, are appealing for MBMS (Multimedia Broadcast and Multicast Service). In this paper we consider the use of M-QAM hierarchical constellations (Quadrature Amplitude Modulation) combined with MIMO (Multiple Input Multiple Output) for the transmission of multicast and broadcast services in UTRA (Universal Mobile Telecommunications System Terrestrial Radio Access) Long Term Evolution (LTE) systems based on Orthogonal Frequency Division Multiplexing (OFDM). Due to the demanding channel estimation requirements and the high sensitivity to interference resulting from the usage of several antennas and hierarchical constellations, an enhanced receiver based on the turbo concept is employed and its performance is evaluated. |
Arbitragem científica: | yes |
Acesso: | Acesso Aberto |
Aparece nas coleções: | ISTAR-CRI - Comunicações a conferências internacionais IT-CRI - Comunicações a conferências internacionais |
Ficheiros deste registo:
Ficheiro | Tamanho | Formato | |
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conferenceobject_44463.pdf | 322,18 kB | Adobe PDF | Ver/Abrir |
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