| 摘要 |
A system for remotely managing and causing display of changeable information on an semi-static electronic display element includes a data entry device having a user interface, configured for allowing a user to enter one of more pieces of changeable information. A changeable information receiving device is located remotely from the data entry device, and electronically coupled to the remotely located data entry device, and configured for receiving and storing the entered one or more pieces of changeable information received from the data entry device. A changeable information display device, including a display element and preferably battery operated, is located in relatively close proximity to the remotely located changeable information receiving device, and configured, in a first mode, for wirelessly receiving the remotely entered changeable information from the receiving device, and for causing the display element to display the received, user entered changeable information, and configured in a second mode for periodically interrogating or awaiting receipt of the changeable information from the receiving device, and configured, in a third mode, for entering a sleep or very low power consumption mode.
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