| 摘要 |
A miniature colored digital placard structure has on a small wearable housing a colored displaying screen and a communication connecting port for connecting exteriorly for downloading digital image data; the housing has therein a driving control-unit, a memory storing unit, a set of batteries and an automatic playing unit. The driving control-unit is connected on its one end with the communication connecting port, and is connected on its other end with the displaying screen, in order to receive digital image data for converting into images to be presented in the displaying screen. The memory storing unit is connected with the driving control-unit to store the digital image data; the batteries provide electric power required by a circuit; while the automatic playing unit sequentially plays the selected digital image data. The structure can be applied to displaying images on ornaments, various miniature placards or warning marks.
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