Sciweavers

13 search results - page 1 / 3
» Power control for cooperative dynamic spectrum access networ...
Sort
View
TCOM
2010
197views more  TCOM 2010»
13 years 4 months ago
Power control for cooperative dynamic spectrum access networks with diverse QoS constraints
Dynamic spectrum access (DSA) is an integral part of cognitive radio technology aiming at efficient management of the available power and bandwidth resources. The present paper d...
Nikolaos Gatsis, Antonio G. Marqués, Georgi...
GLOBECOM
2009
IEEE
13 years 10 months ago
Optimum Allocation of Energy and Spectrum in Power-Controlled Wireless Networks with QoS Constraints
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...
Stepán Kucera, Ludek Kucera, Bing Zhang
TWC
2008
225views more  TWC 2008»
13 years 6 months ago
Joint rate and power allocation for cognitive radios in dynamic spectrum access environment
Abstract--We investigate the dynamic spectrum sharing problem among primary and secondary users in a cognitive radio network. We consider the scenario where primary users exhibit o...
Dong In Kim, Long Le, Ekram Hossain
WIMOB
2008
IEEE
14 years 26 days ago
A Distributed Scheduling Algorithm with QoS Provisions in Multi-hop Wireless Mesh Networks
—Multi-hop wireless mesh networks (WMNs) are considered a promising technology to backhaul heterogeneous data traffic from wireless access networks to the wired Internet. WMNs a...
Chi Harold Liu, Athanasios Gkelias, Yun Hou, Kin K...
ICC
2007
IEEE
160views Communications» more  ICC 2007»
14 years 25 days ago
Opportunistic Cooperation for Quality of Service Provisionings Over Wireless Relay Networks
Abstract— We propose the QoS-driven opportunistic cooperation schemes for the wireless relay networks. By integrating information theory with the concept of effective capacity, o...
Lin Xie, Xi Zhang