| 摘要 |
<p>Disclosed is a method of reducing the unlocking wait time of a tag user, which reduces the unlocking wait time for a visitor at a gate of a community building allowing a large number of visitors to enter in a short period of time. In a digital door lock (DDL) device of the gate of the community building where access by many visitors with a tag is controlled, the method of reducing unlocking wait time of a tag user comprises: a tag recognizing step of touching the DDL device by the visitor or pressing a specific button of the DDL device by the visitor; an entire tag call step of allowing the power of the tag to be turned on for a predetermined time period by the DDL device and transmitting an entire tag call signal requesting a tag identification (ID) previously registered; an signal response step of, by means of the tag of the visitor, waking up from a sleep mode to respond to the entire tag call signal and output a tag responding signal including the tag ID; an signal recognizing step of, by the DDL device, recognizing a signal from the tag and responding to the signal transmitted from the tag; and an unlocking step of, by the DDL device recognizing the signal, unlocking the gate according to the tag responding signal. According to the present invention, when the visitor with the tag passes through the gate of the community building, the unlocking wait time, for which the visitor waits until the door lock device unlocks the gate, can be reduced.</p> |
