Sciweavers

159 search results - page 11 / 32
» Dynamic Spectrum Access Using a Network Coded Cognitive Cont...
Sort
View
WOWMOM
2005
ACM
175views Multimedia» more  WOWMOM 2005»
14 years 1 months ago
DIMSUMNet: New Directions in Wireless Networking Using Coordinated Dynamic Spectrum Access
Recent advances in Software Defined Radio (SDR), wide band spectrum sensing, and environment aware real-time spectrum allocation [13, 10, 4] show promise of enabling the new para...
Milind M. Buddhikot, Paul Kolodzy, Scott Miller, K...
INFOCOM
2008
IEEE
14 years 2 months ago
Competitive Analysis of Opportunistic Spectrum Access Strategies
—We consider opportunistic spectrum access (OSA) strategies for a transmitter in a multichannel wireless system, where a channel may or may not be available and the transmitter m...
Nicholas B. Chang, Mingyan Liu
ICC
2009
IEEE
112views Communications» more  ICC 2009»
14 years 2 months ago
Towards Secure Spectrum Decision
—The key idea of dynamic spectrum access (DSA) networks is to allow the secondary, unlicensed users to detect and use unused portions of the spectrum (white spaces) opportunistic...
Goce Jakimoski, K. P. Subbalakshmi
ICASSP
2008
IEEE
14 years 2 months ago
Optimal stochastic dual resource allocation for cognitive radios based on quantized CSI
The present paper deals with dynamic resource management based on quantized channel state information (CSI) for multi-carrier cognitive radio networks comprising primary and secon...
Antonio G. Marqués, Xin Wang, Georgios B. G...
TON
2010
175views more  TON 2010»
13 years 2 months ago
Cooperative Adaptive Spectrum Sharing in Cognitive Radio Networks
The cognitive radio (CR) paradigm calls for open spectrum access according to a predetermined etiquette. Under this paradigm, CR nodes access the spectrum opportunistically by cont...
Haythem Bany Salameh, Marwan Krunz, Ossama Younis