| 摘要 |
PROBLEM TO BE SOLVED: To provide a door lock control system capable of managing door IDs with good security.SOLUTION: Once an electronic key 4 is registered to a first door 2a of a building 1, a pair of an electronic key ID and a door ID are written to the first door 2a and electronic key 4. At this time, the pair of the electronic key ID and door ID are written to a second door 2b to a fourth door 2d connected through a communication line 11 as well, and then the one electronic key 4 can be used in common for the first door 2a to the fourth door 2d. Connections of the doors 2 are monitored and when the connections of the first door 2a to the fourth door 2d through the communication line 11 are canceled, the door ID which is written in the registration are erased from the second door 2b to the fourth door 2d. |
