7,254,839 Secured access using a coordinate system
  Issued: August 7, 2007
  Filed: March 21, 2001
  U.S. Class: 726/34
Abstract:  A system and method are disclosed for controlling access to an access-protected unit. A pair of coordinates may be read from a base, such as a card, using a digital pen. The system may then check if the pair of coordinates are within a coordinate area belonging to an authorized user. If so, access may be granted to the authorized user to the access-protected unit or to specific programs or functions of the access-protected unit.

Posted by GEN-ERIC at 10:39:32 am into the following categories: Patents of the Day

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