| 摘要 |
A display system (10) for displaying information at a point of product display in a retail outlet comprising a communicator (12) for transmitting display information to a remote display module (18), the display module (18) being adapted in a first, low power mode to display information and in a second, higher power mode periodically, in a predetermined manner, to communicate with the communicator (12), the system (10) preferably being configured to enable determination of the accuracy and automated correction of the synchronisation of a periodic communication between the communicator (12) and the display module 18 while the display module (18) continues to switch between first and second modes of operation enabling a low overall consumption of power by the display module (18) and more preferably wherein the display module (18) is adapted to switch between first and second power modes between receipt of a synchronisation signal and a display information signal from the communicator (12). |
