403 search results - page 54 / 81 » On Spectrum Sharing in Cooperative Multiple Access Networks |
IJIPT
2008
13 years 7 months ago
2008
: Scientific computations and collaborations increasingly rely on the network to provide high-speed data transfer, dissemination of results, access to instruments, support for comp...
LCN
2007
IEEE
14 years 2 months ago
2007
IEEE
—Underwater Sensor Networks are typically distributed in nature and the nodes communicate using acoustic waves over a wireless medium. Such networks are characterized by long and...
GLOBECOM
2008
IEEE
14 years 2 months ago
2008
IEEE
— We consider beamforming in a cognitive network with multiple primary users and secondary users sharing the same spectrum. In particular, we assume that each secondary transmitt...
ICC
2011
IEEE
12 years 7 months ago
2011
IEEE
—In cognitive radio (CR) networks, licensed spectrum that can be shared by secondary users (SUs) is always restricted by the needs of primary users (PUs). Although channel aggreg...
TMC
2008
13 years 7 months ago
2008
Integrating mobile computing and localized user interaction into the Internet requires more than simply overcoming pure routing challenges. Apart from issues such as intermittent c...