31 search results - page 5 / 7 » On optimal precoding in wireless multicast systems |
JSAC
2008
13 years 7 months ago
2008
We consider the downlink of a wireless system with an M-antenna base station and K single-antenna users. A limited feedback-based scheduling and precoding scenario is considered th...
INFOCOM
2009
IEEE
14 years 2 months ago
2009
IEEE
—Network coding is a method that promises to achieve the min-cut capacity in multicasts. However, pushing towards this gain in throughput comes with two sacrifices. Delay suffer...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
In this paper, we propose a utility-based resource allocation scheme for layer-encoded IPTV multicast streaming service over IEEE 802.16 WiMAX networks. Unlike existing utility-bas...
ICASSP
2009
IEEE
13 years 11 months ago
2009
IEEE
Optimized opportunistic multicast scheduling (OMS) has been studied previously by the authors for homogeneous cellular networks, where the problem of efficiently transmitting a co...
ICC
2007
IEEE
14 years 1 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...