School;
of;
Electronic;
Information,;
Wuhan;
University',;
Wuhan430072,;
Hubei,;
China;
State;
Key;
Laboratory;
of;
Software;
Engineering,;
WuhanUniversity,;
Wuhan;
430072,;
Hubei,;
China;
电池寿命; 任务调度; 动态电压缩放; 便携式设备; DVS; 高负荷; 优先函数; 随机变量;