416 search results - page 7 / 84 » Outage Performance of Cognitive Wireless Relay Networks |
SECON
2010
IEEE
13 years 5 months ago
2010
IEEE
Throughput maximization is a key challenge in cognitive radio ad hoc networks, where the availability of local spectrum resources may change from time to time and hopby-hop. To ach...
TIT
2008
13 years 7 months ago
2008
Abstract--Cooperative transmission protocols over fading channels are based on a number of relaying nodes to form virtual multiantenna transmissions. Diversity provided by these te...
WCNC
2008
IEEE
14 years 2 months ago
2008
IEEE
— We consider a cognitive wireless relay system that operates on secondary spectrum sharing basis using spectrum pooling. A spectrum pool comprises of a set of available narrowba...
CONCURRENCY
2010
13 years 7 months ago
2010
Communication through relay channels in wireless sensor networks can create diversity and consequently improve robustness of data transmission for ubiquitous computing and network...
TWC
2008
13 years 7 months ago
2008
This paper proposes a relay-based scheme where a fixed number of relays are utilized to design an OFDM cooperative protocol. By exploiting limited feedback from the destination ter...