Based on the control mechanism supported by the Hierarchical WFQ packet scheduling algorithm and IEEE 802.16 protocols, a QoS architecture for Broadband Wireless Access Systems (BWA) is proposed.

• 在此基础上；文章结合分级WFQ分组调度算法和IEEE802.；16协议中所提供的控制机制提出了一种适合于BWA系统的QoS架构。