The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
Directed diffusion is a data-centric routing protocol used in wireless sensor networks and uses only local interaction between neighbor nodes. One of the problems of this approach is the mechanism used for routing selection which mostly, leads to select the shortest path between sinks and sources. In this case the nodes in the shortest path will fail after a short period of time due to lack of energy...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.