Data management in location-dependent information services
Dik Lun Lee, Jianliang Xu, Baihua Zheng, Wang-Chien Lee · IEEE Pervasive Computing · 2002
Location-dependent information services have great promise for mobile and pervasive computing environments. They can provide local and nonlocal news, weather, and traffic reports as well as directory services. Before they can be implemented on a large scale, however, several research issues must be addressed.