Method and apparatus for performing security control by using captured image

  • US 9,558,338 B2
  • Filed: 11/07/2012
  • Issued: 01/31/2017
  • Est. Priority Date: 11/07/2012
  • Status: Active Grant
First Claim
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1. A method for performing security control, the method being applied to an electronic device, the method comprising the steps of:

  • when a screen lock function of the electronic device is activated, receiving data for accessing the electronic device;

    performing a checking operation by comparing the received data with stored data, the checking operation for determining whether the screen lock function should be deactivated;

    generating a checking result of the checking operation indicating whether or not the received data matches the stored data;

    generating a trigger signal according to the checking result to selectively deactivate the screen lock function of the electronic device; and

    when the checking result of the checking operation indicates that the screen lock function should not be deactivated, controlling at least one camera module of the electronic device to capture at least one image indicating an environment of the electronic device at a time of the generating the checking result of the checking operation and outputting the at least one image so it can be accessed by an authenticated user of the electronic device,wherein the screen lock function is associated with at least one of a password, a predetermined drawing pattern, a personal identification number (PIN) code of the electronic device or a biometric operation; and

    wherein the checking result detects at least one of;

    a string that differs from the password is entered to try deactivating the screen lock function;

    a drawing pattern that differs from the pre-determined drawing pattern is input to try deactivating the screen lock function;

    a code that differs from the PIN code of the electronic device is input to try deactivating the screen lock function;

    ora biometric operation that does not match corresponding information that is stored within the electronic device.

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