32 search results - page 3 / 7 » Allocating dynamic time-spectrum blocks in cognitive radio n... |
ICASSP
2008
IEEE
13 years 11 months ago
2008
IEEE
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...
JCM
2006
13 years 5 months ago
2006
- Current wireless systems are called vendor-central systems because, users should subscribe to a service provider (vendor) and receive the service through the spectrum assigned to...
GLOBECOM
2008
IEEE
13 years 11 months ago
2008
IEEE
—In order to fully utilize spectrum, auction-based dynamic spectrum allocation has become a promising approach which allows unlicensed wireless users to lease unused bands from s...
GLOBECOM
2009
IEEE
14 years 19 hour ago
2009
IEEE
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...
GLOBECOM
2007
IEEE
13 years 11 months ago
2007
IEEE
— Motorola Labs implemented an experimental cognitive radio system for use at the Dynamic Spectrum Access Networks (DySPAN) Symposium 2007. To exercise a practical communication ...