| 摘要 |
<p>A data packet genera-tor periodically generates a data packet including a passcode compris-ing a plurality of characters. The data packet is sent to a server or a com-puting device for validation. If vali-dated, the data packet is used, for ex-ample, to identify the location of a user or device. Additional systems and methods involving such a data packet generator are also disclosed.</p> |
