249 search results - page 12 / 50 » Non-Cooperative Multi-Radio Channel Allocation in Wireless N... |
MOBIHOC
2009
ACM
14 years 8 months ago
2009
ACM
Cognitive radio networks are emerging as a promising technology for the efficient use of radio spectrum. In these networks, there are two categories of networks on different chann...
WONS
2005
IEEE
14 years 1 months ago
2005
IEEE
At present, no standard frequency allocation mechanism exists for Wireless LAN access points. In this article, we introduce a number of techniques based on graph colouring algorit...
DKE
2007
13 years 7 months ago
2007
The periodic broadcasting of frequently requested data can reduce the workload of uplink channels and improve data access for users in a wireless network. Since mobile devices hav...
ICWN
2009
13 years 5 months ago
2009
In this paper we consider MIMO system with Mt transmitting and Mr receiving antennas, when channel state information (CSI) is known on the transmitter side. The Reyleigh fading cha...
ICC
2009
IEEE
14 years 2 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...