| 摘要 |
According to an embodiment of the present invention, an electronic price displaying device with a function for detecting consumed power is configured to wirelessly receive a data packet including identification information through a repeater connected to an electronic price displaying server and request data from the repeater, if the identification information included in the data packet is identical to self-identification information. According to the present invention, the electronic price displaying device comprises: a modem unit communicating with the repeater for receiving / transmitting communications; a control unit recognizing an operation profile, when an operation event occurs, and calculating consumed power, depending on the recognized operation profile; a display unit displaying information under control of the control unit; and a power unit supplying operation power, necessary for the modem unit, the control unit, and the display unit. The present invention provides an electronic price displaying device capable of calculating consumed power, depending on a recognized operation profile, when an operation event occurs. |
