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  1. No Access

    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...

    Kunqi Guo, Shilou Jia, Lixin Sun in Networking and Mobile Computing (2005)

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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...

    KunQi Guo, Li**n Sun, ** Wang, ShiLou Jia in Science in China Series F: Information Sci… (2008)

  3. No Access

    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...

    KunQi Guo, Li**n Sun, Yong Li, ShiLou Jia in Science China Information Sciences (2010)

  4. No Access

    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...

    Kunqi Guo, Lixin Sun, Yong Lee, Shilou Jia in Theoretical and Mathematical Foundations o… (2011)

  5. No Access

    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...

    Kunqi Guo, Lixin Sun, **aoqun Zhao, Shilou Jia in Wired/Wireless Internet Communications (2011)