| 摘要 |
PURPOSE: A door control device is provided to reduce damage due to amusement call by distinguishing real calling from an amusement call. CONSTITUTION: A gate control apparatus comprises an external terminal(M), a videophone, and a lock. The external terminal is comprised of a camera part, a micro phone part, a speaker unit, and a videophone. The camera part changes the face shape of a visitor into a computer data file through the front of the external. The micro phone part records a voice of the visitor. A face recognition module(200) comprises a face recognition sensor. A memory(300) changes an image and a voice into computer data.
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