| 摘要 |
<p>The present invention relates to an IP camera for controlling opening/closing of an entrance door, comprising: a photographing unit to photograph an image around an entrance door; a storing unit to store the photographed image; a visit recognizing means to recognize a visit of a visitor; a communication unit to connect a call to a user terminal to allow a voice talk with the visitor through a communications network if the visit of the visitor is recognized, and to receive a door opening control signal from the user terminal; a speaker unit to output a voice of the user; and an RF signal transmitting unit to transmit an RF signal to open the entrance door if the door opening control signal is received from the user terminal. According to the present invention, a door lock operated in an RF remote controller manner is controlled by using only the IP camera, thereby having simple elements, reducing installation costs, and improving easiness in installation by allowing the installation in a household where there is no home network or complex door lock system.</p> |
