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INFOCOM
2012
IEEE
11 years 6 months ago
Spectrum management and power allocation in MIMO cognitive networks
Cognitive radio (CR) techniques improve the spectrum utilization by exploiting temporarily-free frequency bands (i.e., in the time domain). The spectrum utilization can be boosted...
Diep N. Nguyen, Marwan Krunz
CORR
2011
Springer
245views Education» more  CORR 2011»
12 years 10 months ago
Joint Distributed Access Point Selection and Power Allocation in Cognitive Radio Networks
Spectrum management has been identified as a crucial step towards enabling the technology of the cognitive radio network (CRN). Most of the current works dealing with spectrum ma...
Mingyi Hong, Alfredo Garcia, Jorge Alviar
TON
2012
11 years 6 months ago
Power Control for Cognitive Radio Networks: Axioms, Algorithms, and Analysis
—The deployment of cognitive radio networks enables efficient spectrum sharing and opportunistic spectrum access. It also presents new challenges to the classical problem of int...
Siamak Sorooshyari, Chee Wei Tan, Mung Chiang
GLOBECOM
2009
IEEE
13 years 10 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
EJWCN
2010
157views more  EJWCN 2010»
12 years 10 months ago
Distributed Power Allocation for Parallel Broadcast Channels with Only Common Information in Cognitive Tactical Radio Networks
A tactical radio network is a radio network in which a transmitter broadcasts the same information to its receivers. In this paper, dynamic spectrum management is studied for multi...
Vincent Le Nir, Bart Scheers