Entrance and exit control system and method for Bluetooth

    公开(公告)号:US10586413B2

    公开(公告)日:2020-03-10

    申请号:US16313115

    申请日:2016-08-22

    Abstract: An entrance and exit control system and method for Bluetooth, wherein a first Bluetooth module mounted on a digital door lock and including an antenna having directivity toward the outside of a door and a second Bluetooth module mounted on a remote controller are configured to communicate with each other, and the first Bluetooth module or the second Bluetooth module is switched from a slave mode to a master mode when a keypad of the digital door lock or a keypad of the remote controller is touched. The digital door lock may switch, in response to a touch, from a slave to a master to implement a door opening function, and the remote controller may switch, in response to a touch, from a slave to a master to implement the door opening function.

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