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.
In recent years the safety management system develops fast, in view of this kind of situation, puts forward a method based on Wireless Fidelity(Wi-Fi) real-time location system. The traditional safety management system, often use crediting card or by way of fingerprints, the efficiency is low, it is inconvenient to use these technology in so busy channel. Wi-Fi-based real-time location system links...
Because of the special environment and the risk of accident in the coal mine, some of the major problems that concern the people are the safety production, managing and rescuing workers under the mine. To solve these problems, this paper brings out the underground personnel position system with RFID (Radio Frequency Identification technology). RFID is a new wireless communication technology and widely...
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.