33 search results - page 2 / 7 » Optimal Channel Access Management with QoS Support for Cogni... |
GLOBECOM
2007
IEEE
13 years 5 months ago
2007
IEEE
—IEEE 802.11 Distributed Coordination Function (DCF) uses a binary exponential backoff algorithm to arbitrate simultaneous channel access by multiple stations. When a station sen...
GLOBECOM
2009
IEEE
2009
IEEE
Optimum Allocation of Energy and Spectrum in Power-Controlled Wireless Networks with QoS Constraints
13 years 8 months ago
An important performance measure in wireless networks is the manner in which the network can distributively manage its limited energy and spectrum resources, while assuring certain...
WCNC
2010
IEEE
13 years 8 months ago
2010
IEEE
—In the context of vehicular safety and entertainment applications, we focus on the design of a reliable medium access control scheme. Each vehicle is willing to form a network a...
CN
2008
13 years 5 months ago
2008
The primary feature of cognitive radios for wireless communication systems is the capability to optimize the relevant communication parameters given a dynamic wireless channel env...
WCNC
2010
IEEE
13 years 8 months ago
2010
IEEE
Abstract—In cognitive mobile multihop relay (CMMR) network, the mobile user as the primary user is allocated with the channel for transmitting data. Relay station as the secondar...