| 摘要 |
<p>A control system for controlling operations of a plurality of electric appliances in distributed arrangements. The system comprises a power line; a plurality of controllers (20, 22, 24, 26) each of which is connected between the power line and one of the plurality of electric appliances (30, 32, 34, 36, 38, 40, 42, 44); and input means (10) for providing a control message to at least one of the plurality of controllers. The at least one of the plurality of controllers which receives the control message provides the control message to another one of the plurality of controllers via the power line. The at least one of the plurality of controllers which receives the control message may be selected arbitrarily by a user of the input means (10).</p> |
