59 search results - page 12 / 12 » Optimal Resource Allocation for MIMO Ad Hoc Cognitive Radio ... |
VTC
2007
IEEE
13 years 11 months ago
2007
IEEE
— With the advent of cognitive radio technology, new paradigms for spectrum access can achieve near-optimal spectrum utilization by letting users sense and utilize available spec...
JCM
2010
13 years 3 months ago
2010
— This paper presents a resource-efficient protocol for opportunistic routing in delay-tolerant networks (DTN). First, our approach exploits the context of mobile nodes (speed, ...
VTC
2007
IEEE
13 years 11 months ago
2007
IEEE
— Hydra is a flexible wireless network testbed being developed at UT Austin. Our focus is networks that support multiple wireless hops and where the network, especially the MAC,...
MOBIHOC
2009
ACM
13 years 11 months ago
2009
ACM
Spectrum is a critical yet scarce resource and it has been shown that dynamic spectrum access can significantly improve spectrum utilization. To achieve this, it is important to ...