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Process for capturing and transmitting window screen display data

  • US 9,245,156 B2
  • Filed: 02/25/2014
  • Issued: 01/26/2016
  • Est. Priority Date: 11/06/2008
  • Status: Active Grant
First Claim
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1. A method performed by an electronic host device to facilitate recovery thereof when the electronic host device is stolen, the method comprising:

  • capturing, in a memory of the electronic host device, multiple sequences of screen displays, each sequence corresponding to a different window displayed on a display of the electronic host device, each screen display captured in response to an action performed by a user of the electronic host device;

    generating a compressed representation of each sequence of screen displays; and

    transmitting the compressed representations of the sequences of screen displays over a network from the electronic host device to a computer system;

    wherein said capturing comprises;

    keeping a respective file open for each of the windows, and updating the respective file with screen display data captured from the corresponding window when a screen display of the corresponding window changes; and

    in response to a first of said files reaching a predetermined size, closing the first file while the corresponding window is still open and starting a new file for said corresponding window.

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