5 search results - page 1 / 1 » Dynamic Spectrum Allocation in Wireless Cognitive Sensor Net... |
VTC
2008
IEEE
13 years 11 months ago
2008
IEEE
Abstract- This paper considers the centralized spectrum allocations in resource-constrained wireless sensor networks with the following goals: (1) allocate spectrum as fairly as po...
WCNC
2008
IEEE
13 years 11 months ago
2008
IEEE
—In this paper, a wireless cognitive radio sensor network is considered, where each sensor node is equipped with cognitive radio and the network is a multi-carrier system operati...
MASS
2010
13 years 2 months ago
2010
Cognitive radio, which enables dynamic access of under-utilized licensed spectrums, is a promising technology for more efficient spectrum utilization. Since cognitive radio enables...
INFOCOM
2010
IEEE
13 years 3 months ago
2010
IEEE
Abstract—This paper presents the first analytical study of optimal investment and pricing decisions of a cognitive mobile virtual network operator (C-MVNO) under spectrum supply...
DATE
2010
IEEE
13 years 9 months ago
2010
IEEE
—Energy consumption is a critical parameter in wireless healthcare systems which consist of battery operated devices such as sensors and local aggregators. The system battery lif...