Sciweavers

260 search results - page 5 / 52
» On Spectrum Selection Games in Cognitive Radio Networks
Sort
View
JSAC
2011
215views more  JSAC 2011»
14 years 4 months ago
Opportunistic Spectrum Sharing Schemes for CDMA-Based Uplink MAC in Cognitive Radio Networks
—We consider a wireless cognitive radio network in which a set of secondary users (SUs) opportunistically utilize the wireless spectrum licensed to the primary users (PUs) to tra...
Xi Zhang, Hang Su
GLOBECOM
2009
IEEE
15 years 4 months ago
Dynamic Power Management in Cognitive Radio Networks Based on Constrained Stochastic Games
Abstract—Recent studies have been conducted to indicate the ineffective usage of licensed bands due to the static spectrum allocation. In order to improve the spectrum utilizatio...
Chia-Wei Wang, Yu-Pin Hsu, Kai-Ten Feng
INFOCOM
2009
IEEE
15 years 4 months ago
Cooperative Relay for Cognitive Radio Networks
—Cognitive radio has been proposed in recent years to promote the spectrum utilization by exploiting the existence of spectrum holes. The heterogeneity of both spectrum availabil...
Juncheng Jia, J. Jun Jun Zhang, Qian Zhang
114
Voted
INFOCOM
2012
IEEE
12 years 12 months ago
Uplink soft frequency reuse for self-coexistence of cognitive radio networks operating in white-space spectrum
—Recent advances in cognitive radio (CR) technology have brought about a number of wireless standards that support opportunistic access to available white-space spectrum. Address...
Bo Gao, Jung-Min Park 0001, Yaling Yang
82
Voted
GLOBECOM
2009
IEEE
15 years 4 months ago
Price of Anarchy for Cognitive MAC Games
—In this paper, we model and analyze the interactions between secondary users in a spectrum overlay cognitive system as a cognitive MAC game. In this game, each secondary user ca...
Lok Man Law, Jianwei Huang, Mingyan Liu, Shuo-Yen ...