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Operating session reauthorization in a user-operated device

  • US 7,100,203 B1
  • Filed: 04/19/2000
  • Issued: 08/29/2006
  • Est. Priority Date: 04/19/2000
  • Status: Expired due to Fees
First Claim
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1. A method of authorizing a user to operate a user-operated device, the method comprising:

  • performing an authentication process to start an operating session;

    detecting when the user is not operating the user-operated device;

    suspending the operating session if the user has not operated the user-operated device for a first predetermined period;

    continuing the operating session if the user performs an authentication-update process within a second predetermined time period after the operating session is suspended, wherein the authentication-update process comprises selection of at least two predetermined characters by the user; and

    continuing the operating session if the user performs the authentication process after the operating session is suspended and the second predetermined time period is exceeded.

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