64 search results - page 1 / 13 » Downlink Transmission in Multi-Carrier Systems with Reduced ... |
VTC
2010
IEEE
13 years 2 months ago
2010
IEEE
— in this paper we address the problem of reducing the feedback for the downlink transmission in multi-carrier systems. In these systems multiple Component Carriers (CCs) are agg...
VTC
2008
IEEE
13 years 11 months ago
2008
IEEE
— This paper presents a novel amalgam of Steered Space-Time Spreading (SSTS) and Orthogonal Frequency Division Multiple Access (OFDMA) designed for attaining both spatial diversi...
ETT
2002
13 years 4 months ago
2002
This paper deals with spreading sequences selection for downlink and uplink Multi-Carrier Code Division Multiple Access (MC-CDMA) systems with the aim of minimizing the dynamic ran...
ICC
2008
IEEE
13 years 11 months ago
2008
IEEE
— Feedback of channel state information (CSI) enables a multi-carrier transmitter to optimize the power allocation across sub-channels. We consider a single user feedback scheme ...
ICC
2007
IEEE
13 years 11 months ago
2007
IEEE
—Since the provision of both unicast and multicast services is expected for the next generation of multi-carrier wireless systems, the allocation of resources for this combinatio...