| 摘要 |
<p>The present invention relates to an electronic tag, an electronic shelf label system, and a method for waking up the same. The electronic tag includes a wireless communication part which includes a gateway which transmits an RF signal including a wake-up frame before data transmission if there is data to be transmitted, and an RF circuit part for performing wireless communication and a signal processing part; a display part which displays information from the wireless communication part on a screen; and a power source part which supplies operation power to the wireless communication part and the display part. The RF circuit part wakes up in a predetermined wake-up period, detects an RF signal from the gateway, and can wake up the signal processing part of a slip mode condition in detecting the RF signal.</p> |
