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Handheld display device for interacting with printed hyperlinks

  • US 8,314,967 B2
  • Filed: 03/30/2010
  • Issued: 11/20/2012
  • Est. Priority Date: 12/01/1999
  • Status: Expired due to Fees
First Claim
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1. A handheld display device for overlaying a printed substrate and for displaying at least part of the printed substrate, said device comprising:

  • an optical sensor for imaging an area of the printed substrate containing printed content and for generating image data, said printed content containing a printed hyperlink embedded in text;

    a processor for determining interaction data using the image data, said interaction data identifying a page description corresponding to the printed substrate;

    a transceiver for;

    sending the interaction data to a computer system, thereby causing the computer system to identify the page description and retrieve display data corresponding to at least some of the imaged printed content using the identified page description; and

    receiving the display data from the computer system; and

    an opaque touch-sensitive display screen for displaying display information based on said display data,wherein said display information matches with the printed content underlying said opaque display screen, such that the opaque display screen has real-time virtual transparency through the screen to the printed content underlying said screen from a user'"'"'s perspective to provide a virtual window to the printed content underlying said screen, andwherein said device is configured such that user interaction with a displayed hyperlink via said touch-sensitive display screen causes retrieval and display of hyperlinked information on said screen.

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