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This paper designs a wireless power meter system based on GSM network; the main communication way is GPRS and secondary SMS. The user can choose the different transfer modules based on different demands and can choose the Local network, dial network, ISDN, ADSL to connect into network. It accomplishes the hardware and software design in GSM network collector and the meter system software.
In the past, the managers of the electric power department know the situation whether electric power network works well, by recording all kinds of monitoring data artificially, or setting some observations for video surveillance with the aid of ISDN. While video surveillance has a lot of advantages, there are still many inadequacies, such as, requiring complex digital terminal, responding slowly,...
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.