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Mobile device having increased security that is less obtrusive

  • US 8,412,158 B2
  • Filed: 08/17/2010
  • Issued: 04/02/2013
  • Est. Priority Date: 08/17/2010
  • Status: Active Grant
First Claim
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1. A mobile device comprising:

  • a display device;

    a user interface;

    a pressure sensor;

    a processor configured to execute instructions to;

    implement a monitoring process to monitor operation of the mobile device and to implement a plurality of monitor functions;

    wherein the monitoring process is implemented after a user has entered a valid passcode;

    wherein at least one of the plurality of monitor functions is based upon pressure sensor readings from the pressure sensor;

    implement an authentication process to compare the plurality of monitor functions to a time period to determine an authentication value;

    wherein if the authentication value exceeds a threshold, a lock screen is implemented on the display device, andthe user is required to enter the valid passcode through the user interface for authentication, andwhen the threshold is not exceeded, the user is not required to enter the valid passcode;

    wherein each monitor function is associated with a pre-determined weight; and

    a memory configured to store the instructions.

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