| 摘要 |
PROBLEM TO BE SOLVED: To provide a communication system that can provide, in real time, general users with information which general users need, and specific users with information which the specific users need of information which a control object apparatus obtains.SOLUTION: A control object client apparatus 1 repetitively and ongoingly transmits a first type of information provided for general users and a second type of information provided for specific users to a server device 3. The server device receives the first type of information and the second type of information transmitted by the client apparatus and stores them. A control apparatus 2 used by the general users or specific users transmits a first type information request or a second type information request to the server device. Receiving the request, the server device reads out information corresponding to the first type information request or the second type information request from an information storage unit, and transmits information that causes the control apparatus to output the read-out information by display or voice toward the control apparatus which has made the request.SELECTED DRAWING: Figure 4 |
