Making Wireless Terminals Simpler: Pre-processing at the Base Station

Søren Skovgaard Christensen, Petar Popovski, Elisabeth De Carvalho

Publikation: Bidrag til bog/antologi/rapport/konference proceedingKonferenceartikel i proceedingForskningpeer review

Abstract

The exponential growth of user demands and the limitations of 3G systems have brought researchers and industry to propose solutions for the next generation. Among the requirements are higher bit rates and cheaper deployment. In this paper we focus on a terminal complexity problem related to channel equalization in the downlink, which these requirements lead to. We propose to solve the problem by applying pre-processing at the base station, thereby rendering the terminal simple. We establish a general MIMO block transmission model, and derive different transmit/receive filters, based on the Linear Minimum Mean Square Error (LMMSE) criterion. We compare the Signal-to-Interference+Noise Ratio (SINR) and Bit-Error Ratio (BER) performance of the filter methods in different scenarios.
OriginalsprogEngelsk
TitelProceedings of the International Symposium on Wireless Personal Multimedia Communications (WPMC 2005)
ForlagCenter for TeleInFrastruktur (CTIF), Aalborg Universitet
Publikationsdato2005
StatusUdgivet - 2005
BegivenhedWireless Personal Multimedia Communications - Aalborg, Danmark
Varighed: 18 sep. 200522 sep. 2005

Konference

KonferenceWireless Personal Multimedia Communications
Land/OmrådeDanmark
ByAalborg
Periode18/09/200522/09/2005

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