532 search results - page 93 / 107 » Transmission coordination for ad hoc networks |
CORR
2011
Springer
12 years 11 months ago
2011
Springer
The tremendous capacity gains promised by space division multiple access (SDMA) depend critically on the accuracy of the transmit channel state information. In the broadcast chann...
MOBICOM
2009
ACM
14 years 2 months ago
2009
ACM
We address the connectivity of large-scale ad hoc cognitive radio networks, where secondary users exploit channels temporarily and locally unused by primary users and the existenc...
ICC
2009
IEEE
13 years 5 months ago
2009
IEEE
Most ad hoc mobile devices in wireless networks operate on batteries and power consumption is therefore an important issue for wireless network design. In this paper, we propose an...
ICC
2009
IEEE
14 years 2 months ago
2009
IEEE
— In cellular networks, relays and/or mobiles can cooperate to improve the overall system performance. For example, once the transmission from a base station with multiple antenn...
INFOCOM
2005
IEEE
14 years 1 months ago
2005
IEEE
We consider the problem of neighbor discovery in static wireless ad hoc networks with directional antennas. We propose several probabilistic algorithms in which nodes perform rand...