52 search results - page 4 / 11 » Towards optimally exploiting physical layer information in O... |
TWC
2008
13 years 7 months ago
2008
In order to adapt to time-varying wireless channels, various channel-adaptive schemes have been proposed to exploit inherent spatial diversity in mobile/wireless ad hoc networks w...
WIMOB
2008
IEEE
14 years 2 months ago
2008
IEEE
—Cross-layer design has been proposed as a promising paradigm to tackle various problems of wireless communication systems. Recent research has led to a variety of protocols that...
MOBIHOC
2004
ACM
14 years 1 months ago
2004
ACM
Bandwidth efficiency of wireless multicast can be improved substantially by exploiting the fact that several receivers can be reached at the MAC layer by a single transmission. T...
TWC
2008
13 years 7 months ago
2008
Abstract-- In many portable devices, wireless network interfaces consume upwards of 30% of scarce system energy. Reducing the transceiver's power consumption to extend the sys...
INFOCOM
2006
IEEE
14 years 1 months ago
2006
IEEE
— We consider a multicast resource allocation problem for the downlink in OFDM-based wireless cellular network systems. In a conventional multicast system, to accommodate users w...