Decentralized Power Control Algorithm Based on Signaling Games in Cognitive Radio Networks
Gui Li① Zhong Xiao-feng② Zou Shi-hong①
①(State Key Laboratory of Networking and Switching, Beijing University of Posts and Telecommunications, Beijing 100876, China) ②(Department of Electronic Engineering, Tsinghua University, Beijing 100084, China)
Abstract:To solve the power allocation collision in decentralized cognitive radio networks with asymmetric channel state information, a new Signaling Games (SG) based power control algorithm is proposed. The competitive secondary users allocate power using signaling games schemes to share channel state information without using common control channel. It could effectively guarantee primary users transmission and avoid power allocation collision among secondary users. Moreover, the equilibrium result is analyzed and the simulation results verify the validity of channel gain estimation and improvement of throughput of secondary users.
桂丽, 钟晓峰, 邹仕洪. 认知无线网络基于信号博弈的分布式功率控制算法[J]. 电子与信息学报, 2012, 34(10): 2527-2531.
Gui Li, Zhong Xiao-Feng, Zou Shi-Hong. Decentralized Power Control Algorithm Based on Signaling Games in Cognitive Radio Networks. , 2012, 34(10): 2527-2531.