Importance

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Abstract

Electronic locking system for the control of access, which is composed of the following elements: a physical device capable of storing a user code and an order code which represents the time at which said device is issued and optionally capable of storing zone codes which represent the zones accessible by said device and a physical device in which the information contained is stored in a coded form according to a coding algorithm and a secret code which is different for each installation, an electromechanical locking system which controls access to the zones, issuers for the devices capable of storing information in the users' devices, information which is stored in a coded form according to a coding algorithm and a secret code which is different for each installation, programmers capable of transferring information to the electronic circuits of the doors, a computer which manages the entire installation and is responsible for sending information to the users' device issuers and to the programmers of the door modules.

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First Claim