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Methods, apparatus and arrangements for device to device communication

  • US 9,311,639 B2
  • Filed: 02/13/2014
  • Issued: 04/12/2016
  • Est. Priority Date: 02/11/2014
  • Status: Active Grant
First Claim
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1. A portable device comprising:

  • a touch screen display;

    a microphone for capturing ambient audio;

    memory for storing an image; and

    one or more processors configured for;

    obtaining copies of the stored image;

    obtaining a payload corresponding to information;

    providing the payload to an erasure code generator, in which the erasure code generator produces a plurality of outputs;

    embedding one of the plurality of outputs in a copy of the stored image and proceeding with embedding until each of the plurality of outputs is so embedded in a copy of the stored image, in which the embedding utilizes digital watermarking;

    causing the touch screen display to display embedded image copies so as to cause a static image display effect, the displayed embedded image copies being displayed by the portable device in response to a user input.

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