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Method of playing and controlling audio using handheld display device

  • US 8,358,432 B2
  • Filed: 03/30/2010
  • Issued: 01/22/2013
  • Est. Priority Date: 12/01/1999
  • Status: Expired due to Fees
First Claim
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1. A method of controlling audio playback using a handheld display device having an image sensor, a transceiver and an opaque touch-sensitive screen, said method comprising the steps of:

  • overlaying said screen on part of a printed substrate, said printed substrate containing printed content associated with audio;

    imaging an area of the printed substrate and generating image data using the image sensor;

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

    sending the interaction data to a computer system, thereby causing the computer system to identify the page description and retrieve display data corresponding to the printed content and audio data associated with said printed content;

    receiving the display data and audio data from the computer system;

    displaying, on said touch-sensitive screen, display information corresponding to the printed content underlying said screen together with at least one static element for controlling audio playback, such that the opaque screen has real-time virtual transparency through the opaque 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; and

    controlling audio playback by interacting with said at least one static element via said touch-sensitive screen.

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