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Chapter and Conference Paper
Cognitive Radio Access Based on Multiparameter Matching Ability Estimation
In this paper, we focus on the channel usage efficiency for secondary user in cognitive radio networks. We formulate the optimization objective as the total reward maximization by Partially Observable Markov D...
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Chapter and Conference Paper
Cognitive Radio Access Optimization Using Multi-parameter Match Ability Estimation
In this paper, we formulate the optimal channel access of secondary user system in cognitive radio networks as the total reward maximization by Partially Observable Markov Decision Processes (POMDPs). Match Ab...
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Article
Channel-aware and queue-aware joint-layer resource optimization for cognitive radio networks
An optimization model is derived to maximize the utilization efficiency of the idle channels of primary users (PU) in cognitive radio networks. In the optimization model, Lyapunov optimization method is used t...
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Article
Efficiency-aware and fairness-aware joint-layer optimization for downlink data scheduling in OFDM
Efficiency and fairness are two crucial issues to be considered for resource allocation in multi-user wireless networks. Based on the joint optimization of physical layer and data link layer, an optimization m...
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Chapter and Conference Paper
Dynamic Packet Scheduling Based on Utility Optimization in OFDM Networks
A scheduling scheme is proposed to dynamically allocate resources for the downlink data transmission in orthogonal frequency division multiplexing (OFDM) networks. In addition, an algorithm with linear complex...