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Robust non-linear precoding for downlink multiuser multiple-input multiple-output orthogonal frequency-division multiplexing systems with limited feedback
dc.contributor.author | Font Segura, Josep |
dc.contributor.author | Su, Y. |
dc.contributor.author | Wang, Xiaodong |
dc.date.accessioned | 2016-05-18T15:24:43Z |
dc.date.issued | 2012-08-14 |
dc.identifier.citation | Font-Segura, J., Su, Y., Wang, X. Robust non-linear precoding for downlink multiuser multiple-input multiple-output orthogonal frequency-division multiplexing systems with limited feedback. "IET communications", 14 Agost 2012, vol. 6, núm. 12, p. 1734-1741. |
dc.identifier.issn | 1751-8628 |
dc.identifier.uri | http://hdl.handle.net/2117/87169 |
dc.description.abstract | The authors consider the robust Tomlinson–Harashima precoding (THP) for downlink multiuser multiple-input multiple-output orthogonal frequency-division multiplexing systems with quantised feedback. The authors discuss vector channel feedback strategies in the frequency and time domains, and develop a robust version of THP that takes into account of error statistics of the channel state information, that consists of the optimal feedforward filters, feedback filters and the receive filters. Feedback techniques are developed to exploit the spatial correlations in realistic 3GPP channel models by applying dimension reduction and scalar-quantisation. Extensive simulations results are provided to demonstrate the performance of the proposed robust THP design as well as the channel feedback scheme. |
dc.format.extent | 8 p. |
dc.language.iso | eng |
dc.subject | Àrees temàtiques de la UPC::Enginyeria de la telecomunicació |
dc.subject.lcsh | MIMO systems |
dc.subject.lcsh | Orthogonal frequency division multiplexing |
dc.title | Robust non-linear precoding for downlink multiuser multiple-input multiple-output orthogonal frequency-division multiplexing systems with limited feedback |
dc.type | Article |
dc.subject.lemac | Sistemes MIMO |
dc.subject.lemac | Multiplexatge per divisió de freqüència |
dc.contributor.group | Universitat Politècnica de Catalunya. SPCOM - Grup de Recerca de Processament del Senyal i Comunicacions |
dc.identifier.doi | 10.1049/iet-com.2011.0320 |
dc.description.peerreviewed | Peer Reviewed |
dc.rights.access | Restricted access - publisher's policy |
local.identifier.drac | 11074447 |
dc.description.version | Postprint (published version) |
dc.date.lift | 10000-01-01 |
local.citation.author | Font-Segura, J.; Su, Y.; Wang, X. |
local.citation.publicationName | IET communications |
local.citation.volume | 6 |
local.citation.number | 12 |
local.citation.startingPage | 1734 |
local.citation.endingPage | 1741 |
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