Manuscript Received Aug. 2006; Accepted Oct. 2007. This work is supported by the National Natural Science Foundation of China (No.60602016), the National Grand Fundamental Research 973 Program of China (No.2003CB314801), Hi-Tech Resrarch and Development Program of China 863 (No.2007AA01Z428); Huawei Foundation (No.YJCB2006062WL and No.YJCB2007061WL).
In this paper, we focus on the target tracking problem in sensor networks and propose an Power-saving target localization scheme (PSTL) based on a conjec- ture model that reflects the moving pattern ofa target, and ...