691 search results - page 117 / 139 » Communicating Under Channel Uncertainty |
INFOCOM
2008
IEEE
14 years 2 months ago
2008
IEEE
—Abstract—In recent years, numerous large-scale Wireless LANs (WLAN) have been deployed all over the world. However, the shortage of non-interfering channels makes it a challen...
VTC
2008
IEEE
14 years 2 months ago
2008
IEEE
—Orthogonal frequency division multiplexing (OFDM) is currently under intense research for broadband wireless transmission due to its robustness against multipath fading. However...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
— In this paper, a family of low-density parity-check (LDPC) degree distributions, whose decoding threshold on the binary erasure channel (BEC) admits a simple closed form, is pr...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
In this paper we investigate the fault diagnosis problem in IP networks. We provide a lower bound on the average number of probes per edge using variational inference technique pro...
INFOCOM
2007
IEEE
14 years 1 months ago
2007
IEEE
— Topology control and routing protocols are used by designers of wireless packet data networks to lower the node degree, simplify routing and lower the nodes’ energy consumpti...