| 摘要 |
An LED backlight advertising board system having an electronic display function according to the present invention comprises: a display unit having a transmissive film; a backlight unit having a plurality of LEDs; a power supply; a power line modem for an advertising board; a control unit for controlling blinking operation of the backlight unit; a central terminal in a location separated from the advertising board for inputting various information such as image information; and a central control unit having a power line modem for a central control unit, and provides an advertising board system which provides various images which are expressed by the backlight unit in the back side while keeping the transmissive film in between in a specific situation not only by applying an electronic function without letting uses as a simple backlight function but also by reducing energy consumption and environmental pollutant emission. |
