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VIRTUAL KEYBOARDS AND METHODS OF PROVIDING THE SAME

  • US 20120268376A1
  • Filed: 04/20/2011
  • Published: 10/25/2012
  • Est. Priority Date: 04/20/2011
  • Status: Active Grant
First Claim
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1. A system for inputting data into a computing device, the system comprising:

  • a camera for capturing a sequence of images containing a finger of a user;

    a display for displaying each image of the sequence combined with a virtual keyboard, wherein the position of the finger in the displayed image relative to the virtual keyboard changes as the finger of the user moves relative to the camera;

    a video feature extraction module configured to detect motion of the user'"'"'s finger in the sequence of images relative to the virtual keyboard, wherein the virtual keyboard comprises a plurality of virtual keys, each virtual key having a plurality of virtual sensors, and wherein the video feature extraction module captures sensor actuation data of the virtual sensors using the detected motion; and

    a gesture pattern matching module for using the sensor actuation data to recognize a user'"'"'s gesture and input data into the computing device.

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