移动计算环境中数据广播访问时间优化算法

Optimizing the Access Time of Data Broadcast in Mobile Computing Environments

移动计算是近年来新兴的一个研究热点 ,具有极大的市场潜力和需求 .数据广播是提高移动计算系统可伸缩性的一项重要技术 ,本文对无线移动计算环境中数据广播的平均访问时间优化进行了研究和实验 .首先分析了平均访问时间的理论最小值 ,然后提出了向理论最小值逼近的 NASA算法 ,实验表明 NASA算法具有良好的性能 ,优于

With its large market potential and demand,mobile computing has become a new research interest in recent years.The development of mobile computing will enable the users to access data anywhere and anytime.Data broadcast is an important technique to improve the scalability of mobile computing systems.This paper proposes an algorithm: the Naive Approach Schedule Algorithm for optimizing average access time of a data broadcast schedule.Experiments have shown it has nice performance.