Sciweavers

191 search results - page 38 / 39
» Joint Optimization of Spectrum Sensing for Cognitive Radio N...
Sort
View
JCST
2008
140views more  JCST 2008»
13 years 4 months ago
ROPAS: Cross-Layer Cognitive Architecture for Mobile UWB Networks
The allocation of bandwidth to unlicensed users, without significantly increasing the interference on the existing licensed users, is a challenge for Ultra Wideband (UWB) networks....
Chittabrata Ghosh, Bin Xie, Dharma P. Agrawal
GLOBECOM
2009
IEEE
13 years 8 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
WIOPT
2011
IEEE
12 years 8 months ago
Network utility maximization over partially observable Markovian channels
Abstract—This paper considers maximizing throughput utility in a multi-user network with partially observable Markov ON/OFF channels. Instantaneous channel states are never known...
Chih-Ping Li, Michael J. Neely
TSP
2010
12 years 11 months ago
Distributed sparse linear regression
The Lasso is a popular technique for joint estimation and continuous variable selection, especially well-suited for sparse and possibly under-determined linear regression problems....
Gonzalo Mateos, Juan Andrés Bazerque, Georg...
INFOCOM
2000
IEEE
13 years 9 months ago
Distributed Power Control and Spreading Gain Allocation in CDMA Data Networks
We study the radio resource allocation problem of distributed joint transmission power control and spreading gain allocation in a DS-CDMA mobile data network. The network consists...
Seong-Jun Oh, Tava Lennon Olsen, Kimberly M. Wasse...