| 摘要 |
PURPOSE: A wireless transmission system for transmitting facilities measurement data by using internet is provided to transmit the facilities measurement data between a data collector and a data server by connecting a telephone with internet or the telephone with a client. CONSTITUTION: A data collection portion(10) is connected with a PSTN(Public Switched Telephone Network)(20) through the first modem(2). The data collection portion collects measurement data from a plurality of final data collection and control portions(1,1',1"). The second modem(3) connected with the PSTN is connected with a data server(30). The data server is formed with a database server(31), a point to point protocol server(32), a client(33), a database(34), a web server(35), and a gateway interface(36).
|
