416 search results - page 4 / 84 » Outage Performance of Cognitive Wireless Relay Networks |
WCNC
2010
IEEE
13 years 6 months ago
2010
IEEE
Abstract—Cognitive radio networks (CRN) may greatly enhance the throughput based on a given bandwidth. CRN has a unique feature, consisting of uni-directional opportunistic wirel...
WCNC
2008
IEEE
14 years 2 months ago
2008
IEEE
— In this paper, we investigate two selective relaying schemes in cooperative OFDM systems. Selective OFDMA relaying, where the relay selection is performed in a per-subcarrier m...
WCNC
2010
IEEE
13 years 11 months ago
2010
IEEE
Abstract—In this paper, we propose an output-threshold multiple relay selection scheme for dual-hop multi-branch cooperative wireless networks. The proposed scheme selects the ï¬...
TWC
2008
13 years 7 months ago
2008
In this paper, the performance of the network coded amplify-forward cooperative protocol is studied. The use of network coding can suppress the bandwidth resource consumed by relay...
TWC
2010
13 years 2 months ago
2010
In this paper, cooperative transmission protocols are proposed for wireless broadcast channels, a fundamental building block of wireless communication networks. The concepts of co...