Vol. 65, n° 7-8, July-August 2010
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Mutual interference considered power allocationin OFDM-based cognitive networks: the multiple SUs case
Chengshi Zhao* · Mingrui Zou*,** · Kyungsup Kwak*
* Telecommunications Engineering Lab, Graduate School of IT and Telecom., Inha University, 253 YongHyun-Dong, Nam-Gu, Incheon, 402-751, Republic of Korea
** Wireless Network Lab, School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, 100876, China
Abstract Power allocation for secondary users (SUs) in cognitive networks is an important issue to ensure the SUs’ quality of service. When the mutual interference between the primary users (PUs) and the SUs is taken into consideration, it is wanted to achieve the conflictfree power allocation while synchronously maximizing the capacity of the secondary network.» Read the summary