568 search results - page 75 / 114 » Energy-Efficient Adaptive Wireless Network Design |
GLOBECOM
2007
IEEE
14 years 2 months ago
2007
IEEE
— In wireless communications, shadow fading can cause at least 6 dB power loss for 10% of the time [1]. Early detection of shadow fading plays an important part in facilitating t...
ICDCSW
2009
IEEE
14 years 2 months ago
2009
IEEE
—The number of active nodes in a WSN deployment governs both the longevity of the network and the accuracy of applications using the network’s data. As node hibernation techniq...
JCST
2008
13 years 8 months ago
2008
Geographic Routing (GR) algorithms, require nodes to periodically transmit HELLO messages to allow neighbors know their positions (beaconing mechanism). Beacon-less routing algorit...
ADHOCNOW
2004
Springer
14 years 1 months ago
2004
Springer
Recent theoretical results show that it is optimal to allow interfering sources to transmit simultaneously as long as they are outside a well-defined exclusion region around a de...
MOBIHOC
2007
ACM
14 years 7 months ago
2007
ACM
A number of studies have shown the abundance of unused spectrum in the TV bands. This is in stark contrast to the overcrowding of wireless devices in the ISM bands. A recent trend...