211 search results - page 9 / 43 » Selection Cooperation in Multi-Source Cooperative 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...
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...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
– Low-cost and low-power sensor nodes forming Wireless Sensor Networks (WSNs) have become suitable for a wide range of applications during recent years. These networks, due to th...
JSAC
2006
13 years 7 months ago
2006
Cooperative diversity has been recently proposed as a way to form virtual antenna arrays that provide dramatic gains in slow fading wireless environments. However, most of the prop...
ICC
2009
IEEE
14 years 2 months ago
2009
IEEE
—We consider a system with a single base station communicating with multiple users over orthogonal channels while being assisted by multiple relays. Several recent works have sug...