70 search results - page 6 / 14 » Power-Adjusted Random Access to a Wireless Channel |
PIMRC
2010
IEEE
13 years 4 months ago
2010
IEEE
This study addresses the general problem of efficient resource management in wireless networks with arbitrary timevarying topologies. Communication channels are assumed to generall...
WIOPT
2011
IEEE
12 years 10 months ago
2011
IEEE
Abstract—This paper considers maximizing throughput utility in a multi-user network with partially observable Markov ON/OFF channels. Instantaneous channel states are never known...
MOBICOM
2009
ACM
14 years 1 months ago
2009
ACM
Spatial multiple access holds the promise to boost the capacity of wireless networks when an access point has multiple antennas. Due to the asynchronous and uncontrolled nature of...
TON
2010
13 years 1 months ago
2010
Distributed opportunistic scheduling (DOS) is studied for wireless ad-hoc networks in which many links contend for the channel using random access before data transmissions. Simpl...
JSAC
2008
13 years 6 months ago
2008
We propose the cross-layer based opportunistic multi-channel medium access control (MAC) protocols, which integrate the spectrum sensing at physical (PHY) layer with the packet sch...