718 search results - page 17 / 144 » Opportunistic Relaying in Wireless Networks |
ICC
2007
IEEE
15 years 4 months ago
2007
IEEE
— In this paper, we consider a 2-hop wireless diversity relay network. We explore transmit power allocation among the source and relays to maximize the received signal to noise r...
ICC
2009
IEEE
15 years 4 months ago
2009
IEEE
Abstract—This paper investigates Orthogonal FrequencyDivision Multiple-Access (OFDMA) resource-allocation schemes for two-hop relays in a home Powerline Communication (PLC) netwo...
WCNC
2008
IEEE
15 years 4 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...
TMC
2008
14 years 9 months ago
2008
Collaborative relays achieve the benefits of spatial diversity without requiring physical antenna arrays at end devices. While many studies have demonstrated its effectiveness in a...
ICC
2009
IEEE
15 years 4 months ago
2009
IEEE
— In most wireless relay networks, the source and relay nodes transmit successively via fixed time division (FTD) and each relay forwards a packet immediately upon receiving. In...