13 search results - page 3 / 3 » Multicast Scheduling with Cooperation and Network Coding in ... |
VTC
2010
IEEE
13 years 2 months ago
2010
IEEE
— We consider the sensing of the frequency spectrum based on energy detection for cognitive radios. It has been shown that the reliability of the sensing can be improved by using...
MOBICOM
2009
ACM
13 years 11 months ago
2009
ACM
Cognitive relays form a special cooperation relationship among users in cognitive radio networks, and help increase the transmission rates of both primary users and secondary user...
SECON
2008
IEEE
13 years 11 months ago
2008
IEEE
— Previous results show that a node’s throughput scales poorly as the network size increases when every node has traffic. However, in many cases, only a fraction of nodes in l...