264 search results - page 4 / 53 » Resource and power costs in dynamic spectrum allocation |
INFOCOM
2012
IEEE
11 years 9 months ago
2012
IEEE
—In this paper we study the resource allocation in OFDM-based cognitive radio (CR) networks, under the consideration of many practical limitations such as imperfect spectrum sens...
GLOBECOM
2009
IEEE
2009
IEEE
Optimum Allocation of Energy and Spectrum in Power-Controlled Wireless Networks with QoS Constraints
13 years 11 months ago
An important performance measure in wireless networks is the manner in which the network can distributively manage its limited energy and spectrum resources, while assuring certain...
INFOCOM
2010
IEEE
13 years 5 months ago
2010
IEEE
—In IEEE 802.22 Wireless Regional Area Networks (WRANs), each Base Station (BS) solves a complex resource allocation problem of simultaneously determining the channel to reuse, p...
JSAC
2007
13 years 6 months ago
2007
— We propose to add a new dimension to existing wireless multimedia systems by enabling autonomous stations to dynamically compete for communication resources through adjustment ...
TWC
2008
13 years 6 months ago
2008
A resource allocation framework is presented for spectrum underlay in cognitive radio networks. We consider both interference constraints for primary users and quality of service (...