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Access system for a vehicle and method for managing access to a vehicle

  • US 9,990,785 B2
  • Filed: 06/04/2014
  • Issued: 06/05/2018
  • Est. Priority Date: 12/22/2011
  • Status: Active Grant
First Claim
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1. An access system for an aircraft, comprising:

  • a central rights management unit for interlinking and providing user identification and associated user rights,at least a first access control terminal situated outside of the aircraft, wherein the at least a first access control terminal comprises a data connection to the central rights management unit,a second access control terminal that does not comprise a direct connection to the central rights management unit,at least one portable identification medium that includes an authentication unit and is configured, in the authentication unit, to run through verification mechanisms for user authentication, and to transmit to the at least a first access control terminal information relating to a user authentication that has been carried out, andat least one input means for interacting with a user,wherein the at least a first access control terminal includes a connecting means for connection to the at least one portable identification medium and the at least a first access control terminal is configured to enable the associated user rights for an authorized user,wherein the at least one portable identification medium comprises an independent data part for storing updated user privilege data related to multiple users, which may or may not include the actual holder of the portable identification medium, the user privilege data being obtained from the central rights management unit via the at least a first access control terminal,wherein the second access control terminal is configured to retrieve and store the updated user privilege data from the independent data part to acquire knowledge of current associated user rights on the basis of the stored user privilege data that are called up from the portable identification medium,wherein the first and second access control terminals are configured to perform functions related to user authentication based on security data stored on the portable identification medium and accessed by the access control terminals during a user authentication procedure, andwherein the at least one portable identification medium is configured to store time stamp priority information associated with the updated user privilege data stored by the at least one portable identification medium, and wherein the at least one access control terminal is configured to;

    call up the time stamp priority information from the at least one portable identification medium, compare the called up time stamp priority information with other time stamp priority information relating to other known user privilege data, and make a decision as to which set of user privilege data to use, based on comparing the called up time stamp priority information with the other time stamp priority information.

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