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GLOBECOM
2008
IEEE
14 years 1 months ago
Weighted Sum Rate Optimization of Multicell Cognitive Radio Networks
— In this paper, we study the weighted sum rate maximization of multicell cellular cognitive radio networks (CRNs) which are overlaid with multicell primary radio networks (PRNs)...
Yao Ma, Dong In Kim, Alex Leith
INFOCOM
2009
IEEE
14 years 1 months ago
Distributed Power Allocation Algorithm for Spectrum Sharing Cognitive Radio Networks with QoS Guarantee
—In this paper we study the distributed multi-channel power allocation for spectrum sharing cognitive radio networks with QoS guarantee. We formulate this problem as a noncoopera...
Yuan Wu, Danny H. K. Tsang
TWC
2008
159views more  TWC 2008»
13 years 7 months ago
Resource allocation for spectrum underlay in cognitive radio networks
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 (...
Long Bao Le, Ekram Hossain
TON
2012
11 years 9 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
MOBICOM
2009
ACM
13 years 11 months ago
Understanding cross-band interference in unsynchronized spectrum access
We consider the problem of cross-band interference when devices from the same or different networks share radio spectrum. Cross-band interference occurs when unsynchronized trans...
Wei Hou, Lei Yang, Lin Zhang, Xiuming Shan, Heathe...