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Method and electronic device for controlling display device using watermark

  • US 9,196,154 B2
  • Filed: 11/12/2013
  • Issued: 11/24/2015
  • Est. Priority Date: 11/12/2012
  • Status: Expired due to Fees
First Claim
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1. A method for an electronic device configured to control a display device by using a watermark, the method comprising:

  • receiving, by the electronic device, a captured image of at least one display device from a remote control device;

    extracting, by the electronic device, a watermark from the captured image;

    acquiring, by the electronic device, a menu for controlling the display device based on the watermark; and

    providing the menu from the electronic device to the remote control device,wherein the extracting comprises;

    extracting a plurality of watermarks, including the watermark, from the captured image; and

    identifying the at least one device, including the display device, corresponding to the plurality of watermarks respectively,wherein the providing the menu comprises providing a plurality of menus, including the menu, matched with the at least one device respectively to the remote control device, andwherein the plurality of menus are displayed on a screen of the remote control device.

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