@conference {, title = {Activity Monitoring and Emergency Warning with Location Information of the user.}, booktitle = {IEEE 7th International Symposium on Intelligent Signal Processing, WISP-2011}, year = {2011}, month = {09/2011}, pages = {48-53}, publisher = {IEEE}, organization = {IEEE}, address = {Floriana Malta}, isbn = {978-1-4577-1401-6}, author = {R.Gutierrez and E.Garcia and S. Fernandez and J.J. Garcia and J.C. Garc{\'\i}a and L. Marnane and Gualda, D} }